CN117338400B - Cutting mechanism convenient for piercing flaring for endoscope - Google Patents
Cutting mechanism convenient for piercing flaring for endoscope Download PDFInfo
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- CN117338400B CN117338400B CN202311649825.1A CN202311649825A CN117338400B CN 117338400 B CN117338400 B CN 117338400B CN 202311649825 A CN202311649825 A CN 202311649825A CN 117338400 B CN117338400 B CN 117338400B
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- sliding
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- 230000007246 mechanism Effects 0.000 title claims abstract description 6
- 239000004020 conductor Substances 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 210000003437 trachea Anatomy 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000003825 pressing Methods 0.000 abstract description 10
- 210000001835 viscera Anatomy 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 210000000707 wrist Anatomy 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 2
- 210000004247 hand Anatomy 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00452—Skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00589—Coagulation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00607—Coagulation and cutting with the same instrument
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/00738—Depth, e.g. depth of ablation
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a cutting mechanism convenient for puncturing and flaring for an endoscope, which relates to the technical field of medical instruments and comprises cutting equipment, wherein a conducting rod is arranged at the output end of the cutting equipment, a sliding conducting rail is arranged at the bottom of the conducting rod, a mounting cylinder is arranged at the bottom end of the high-frequency electric knife, side sliding rails are arranged at two sides of the mounting cylinder, a pressing plate is arranged at the back of the side sliding rail and is in sliding connection with the side sliding rail, a bottom box is arranged at the bottom end of the mounting cylinder, an adjusting screw is connected with the left side of the bottom box in a threaded manner, a side sleeve is arranged on the inner wall of the bottom box, and a unidirectional limiting component is arranged at the bottom of the sliding conducting rail.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a cutting mechanism which is used for an endoscope and is convenient for puncturing and flaring.
Background
The endoscope is an optical instrument commonly used in minimally invasive surgery and comprises a hard endoscope and a soft endoscope. Wherein, in the soft endoscope device, a pipeline for the instruments such as operation forceps to pass through is arranged, and the pipeline is called a forceps channel of the endoscope;
when an endoscope is needed to be inserted into a patient, a puncture flaring is generally needed to be cut at a position which the patient needs to treat, then a pipeline is inserted, the abdomen or the chest of the patient is inflated with carbon dioxide to bulge the abdomen or the chest of the patient, then the endoscope operation is carried out, and the conventional method generally adopts a mode of directly cutting by an electric cutter for cutting, in this way, the depth and the size of the cutting are not well controlled by hands of a person, if the cutting opening is too large, the damage of the body of the patient is caused, the insertion of the endoscope is not well caused due to the too small cutting opening, and the operation is difficult to normally carry out;
on the other hand, in the case of cutting, a doctor generally controls the depth of incision by experience, but because the body structure and fat depth of each patient are different, the doctor sometimes has difficulty in controlling the depth of incision by experience only, and if the incision is too much, the viscera of the patient can be damaged, and irreversible damage is caused;
secondly, because the body parts of the patients are different, the electric cutter can ensure that after cutting, the cut part is cut in place under the condition that the electric cutter is always perpendicular to the skin surface, if the electric cutter is not perpendicular, when cutting, the skin and fat can be just cut just at the beginning, when the electric cutter is used for cutting, along with the change of the body position angle of the patients, the original angle can not cut the skin and the fat completely or cut too much due to the change of the angle inside the fat, so that the incision stretches into the fat, and potential safety hazards are caused.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to solve the problems as follows: the depth and the size of the cutting are not well controlled by the hands of a person, a doctor only depends on experience, and sometimes the problem that the depth and the size of the cutting are difficult to control is solved.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a cutting mechanism convenient to puncture flaring for endoscope, includes cutting equipment and high frequency electric knife, the conducting rod is installed to the cutting equipment output, the slip conductor rail is installed to the conducting rod bottom, the high frequency electric knife bottom is provided with a mounting cylinder, mounting cylinder both sides are provided with the side slide rail, the push plate is installed at side slide rail back, push plate and side slide rail sliding connection, the end box is installed to mounting cylinder bottom, end box left side threaded connection has adjusting screw, end box inner wall installs the side sleeve, one-way spacing subassembly is installed to slip conductor rail bottom, one-way spacing subassembly is used for carrying out the centre gripping to the cutting subassembly that inserts;
the pulling assembly is arranged on one side of the unidirectional limiting assembly and is used for driving the insertion cutting assembly to cut the puncture;
the insertion cutting assembly is arranged at the top of the bottom box and is used for accurately positioning and inserting into the puncture position;
the angle component is arranged on the inner wall of the bottom box and is used for adjusting the cutting depth of the inserted cutting component;
the abutting component is arranged on the inner wall of the side sleeve and is used for adjusting the angle of the angle component according to the radian of the skin of a patient.
Still further, one-way spacing subassembly is including the sleeve board, the sleeve board sets up in the bottom of slip conductor rail to sliding connection with it, the horizontal installation of slip conductor rail is at end box inner wall, sleeve board back inboard is provided with one-way rack one, one-way rack front end meshing is connected with one-way rack two, two front ends of one-way rack are provided with the elastic plate, the slip rail is installed to the elastic plate front end, slip rail inner wall slidable mounting has the spring, the spring bottom is installed in sleeve board front end inboard, the conducting strip is installed on two right sides of one-way rack, the holder is installed to the conducting strip right-hand member.
Furthermore, the unidirectional rack II is meshed with the unidirectional rack I when moving upwards, the unidirectional rack II is offset backwards and compresses the spring when moving downwards, sliding teeth are formed between the unidirectional rack II and the unidirectional rack I, the unidirectional rack I and the unidirectional rack II are both made of conductive materials, and the unidirectional rack I and the unidirectional rack II are always contacted together by the elasticity of the spring and the elastic plate.
Still further, pull the subassembly including the stay cord, stay cord tip installs in the bushing left side, pull ring one is installed to the stay cord tip, spacing wheel is installed to end box left side inner wall, the stay cord walks around spacing wheel and passes end box top, the position setting of pull ring one is in end box's top.
Still further, insert cutting assembly including the piston tube, the piston tube is installed at the position that the bottom box top leans on the right side, piston tube inner wall is provided with the piston, pull ring two are installed at the piston top, piston tube bottom is connected with the trachea, the syringe needle is installed to the trachea bottom, the fluting has been seted up on syringe needle bottom right side, the air vent has been seted up to the fluting inner wall, the storage tank has been seted up to syringe needle left side surface card, storage tank inner wall is provided with electrode blade, install the go-between pull ring two and pull ring one, piston tube surface and the inboard fixed connection of push plate.
Still further, the position setting of pull ring two is in the top of end box, the air hole runs through the syringe needle inner wall and is connected and communicates with each other with the trachea, go-between and installation section of thick bamboo surface sliding connection, electrode blade top and holder fixed connection, the diameter of syringe needle is less than one millimeter, electrode blade's length is the same with the syringe needle to electrode blade is through accomodating inslot wall and syringe needle dislocation set, electrode blade can dismantle with accomodating the groove and be connected, electrode blade's left side sets up to the cutting face to set up to electrically conductive material, grooved shape sets up to rectangular.
Still further, angle subassembly is including the track board, the track board sets up in the inside of end box, the round pin axle is installed to track board both sides bottom, track inboard slidable mounting has the sliding block, the pivot is installed at the sliding block back, the pivot is connected with the sliding block back rotation.
Still further, unidirectional rack one and unidirectional rack two all set up in the track inboard, the quantity of slider and pivot sets up to two sets of, unidirectional rack one back is through one of them a set of pivot and slider links to each other with the track inboard to with track inboard lateral sliding connection, unidirectional rack two is installed with another set of pivot and slider through the slip rail of back, pivot and slip rail inboard sliding connection from top to bottom, unidirectional rack two is simultaneously through another set of pivot and slider and the inboard lateral sliding connection of track, the track board is installed with unidirectional rack one and unidirectional rack two rotation respectively through two sets of pivots.
Still further, the conflict subassembly is including the movable rod, the movable rod rotates and installs at the round pin epaxially, the link joint is installed to the movable rod bottom, the link joint middle part is provided with the spring lever, movable rod and spring lever bottom rotate respectively and install conflict board, the link joint top is installed with movable rod one side rotation, the shape of conflict board sets up to fan-shaped, the material of conflict board sets up to medical silica gel.
Compared with the prior art, the invention has at least the following advantages:
the adjusting screw rod is arranged to resist the position of the inserting and cutting assembly, so that the cutting length of the inserting and cutting assembly is limited, the cutting length of the electrode blade is adjusted, the damage to the body of a patient caused by overlarge cutting opening is prevented when the electrode blade is manually cut by manpower, the endoscope is not easy to insert due to overlarge cutting opening, and the operation is difficult to normally carry out;
through setting up needle, slot and air hole, when the needle passes patient's skin and fat, the lift of index finger and middle finger is motionless at this moment, because the slot of the side of needle is blocked by fat, so the air hole of trachea and gas in the piston tube keep a invariable state all the time, the piston can not pull upwards, second pull ring and first pull ring are linked through the link, when the second pull ring can not pull the piston, first pull ring is motionless state at this moment, when the needle passes the fat of the human body, the slot of the side of needle is not blocked at this moment, second pull ring can pull the piston upwards at this moment, the piston has already passed fat by drawing a small amount of air that does not influence patient's health from piston tube, trachea, needle and slot to patient's body inside, this way judges and electrode blade inserts the depth of needle, prevent cutting into too much, damage to patient's viscera because of each patient's physical structure and fat depth are different, so it is difficult to cut into the difficult to control, if the depth is too much, can not cut into the patient's viscera reversibly, if the depth is difficult to cause cutting into damage;
through having set up angle subassembly and contradicting the subassembly and cooperating, the laminating is on human surface, according to human radian self-adaptation change, lead and prescribe a limit to the orbit of inserting cutting assembly through angle subassembly, under the vibrations and the heating of high frequency electrotome, cut patient's skin and fat, simultaneously coagulate hemostasis to skin and fat through self heat, simultaneously guide the cutting through the track board that unidirectional rack two and self-adaptation were adjusted and skin surface are parallel, reach electrode blade's cutting route and the radian of skin fat the same all the time, prevent that the angle of script may not be able to cut skin and fat completely, or cut into too much, cause the edge of a knife to stretch into inside the fat, cause the potential safety hazard.
Drawings
Fig. 1 is a schematic view of the overall device structure of the cutting apparatus.
Fig. 2 is a schematic view of a bottom view of the cutting apparatus.
Fig. 3 is a schematic view of a semi-sectional structure of a cutting apparatus.
Fig. 4 is a side view of the one-way stop assembly.
Fig. 5 is a schematic structural view of the unidirectional limiting assembly and the pulling assembly.
Fig. 6 is a schematic view of an insert cutting assembly.
Fig. 7 is a schematic view of a portion of an insertion cutting assembly.
Fig. 8 is a cross-sectional view of the piston cylinder.
Fig. 9 is a right-hand structural schematic view of the needle.
Fig. 10 is a left schematic view of the needle.
FIG. 11 is a schematic view of an angle assembly.
Fig. 12 is an enlarged view of a in fig. 11.
FIG. 13 is a schematic view of a structure of a pressing assembly.
In the figure, 1, a cutting device; 10. a high frequency electric knife; 11. a conductive rod; 110. sliding the conductor rail; 12. a mounting cylinder; 13. a side rail; 14. pressing the plate; 15. a bottom box; 16. adjusting a screw; 17. a side sleeve; 2. a one-way limit assembly; 20. a sleeve plate; 21. one-way rack I; 22. a spring; 23. an elastic plate; 24. a unidirectional rack II; 25. a sliding rail; 26. a conductive sheet; 27. a clamping seat; 3. pulling the assembly; 30. a pull rope; 31. a first pull ring; 32. a limiting wheel; 4. inserting a cutting assembly; 40. a piston cylinder; 41. a piston; 42. a second pull ring; 43. an air pipe; 44. a needle; 45. slotting; 46. an air hole; 47. a storage groove; 48. an electrode blade; 49. a connecting ring; 5. an angle assembly; 50. a track plate; 51. a pin shaft; 52. a sliding block; 53. a rotating shaft; 6. a collision component; 60. a movable rod; 61. a link plate; 62. a spring rod; 63. and (3) abutting against the plate.
Detailed Description
The present invention will be described in further detail below.
Referring to fig. 1-13, a cutting device 1, a conductive rod 11 is installed at the output end of the cutting device 1, a sliding conductive rail 110 is installed at the bottom of the conductive rod 11, a mounting cylinder 12 is arranged at the bottom end of a high-frequency electric knife 10, side sliding rails 13 are arranged on two sides of the mounting cylinder 12, a pressing plate 14 is installed at the back of the side sliding rails 13, the pressing plate 14 is in sliding connection with the side sliding rails 13, a bottom box 15 is installed at the bottom end of the mounting cylinder 12, an adjusting screw 16 is connected with the left side of the bottom box 15 in a threaded manner, a side sleeve 17 is installed on the inner wall of the bottom box 15, a unidirectional limiting component 2 is installed at the bottom of the sliding conductive rail 110, and the unidirectional limiting component 2 is used for clamping an inserted cutting component 4;
the pulling assembly 3 is arranged on one side of the unidirectional limiting assembly 2, and the pulling assembly 3 is used for driving the insertion cutting assembly 4 to cut the puncture;
the insertion cutting assembly 4 is arranged at the top of the bottom box 15, and the insertion cutting assembly 4 is used for accurately positioning and inserting into a puncture position;
the angle component 5 is arranged on the inner wall of the bottom box 15, and the angle component 5 is used for adjusting the cutting depth of the inserted cutting component 4;
the interference component 6, the interference component 6 is installed at the side sleeve 17 inner wall, and the interference component 6 is used for adjusting the angle of angle component 5 according to patient's skin radian.
Further, the insertion cutting assembly 4 comprises a piston cylinder 40, the piston cylinder 40 is mounted at the position close to the right side of the top of the bottom box 15, a piston 41 is arranged on the inner wall of the piston cylinder 40, a second pull ring 42 is mounted at the top of the piston 41, the bottom end of the piston cylinder 40 is connected with an air pipe 43, a needle head 44 is mounted at the bottom end of the air pipe 43, a slot 45 is formed on the right side of the bottom of the needle head 44, an air hole 46 is formed in the inner wall of the slot 45, a storage slot 47 is formed in the outer surface card of the left side of the needle head 44, an electrode blade 48 is arranged on the inner wall of the storage slot 47, a connecting ring 49 is mounted between the second pull ring 42 and the first pull ring 31, the surface of the piston cylinder 40 is fixedly connected with the inner side of the pressing plate 14, the unidirectional limiting assembly 2 comprises a sleeve plate 20, the sleeve plate 20 is arranged at the bottom of the sliding conductive rail 110 and is slidingly connected with the sleeve plate 20, the sliding conductive rail 110 is transversely mounted on the inner wall of the bottom box 15, the inner side of the back of the sleeve plate 20 is provided with a unidirectional rack 21, the front end of the unidirectional rack I21 is connected with the unidirectional rack II 24 in a meshed manner, the front end of the unidirectional rack II 24 is provided with an elastic plate 23, the front end of the elastic plate 23 is provided with a sliding rail 25, the inner wall of the sliding rail 25 is provided with a spring 22 in a sliding manner, the bottom end of the spring 22 is arranged on the inner side of the front end of the sleeve plate 20, the right side of the unidirectional rack II 24 is provided with a conductive sheet 26, the right end of the conductive sheet 26 is provided with a clamping seat 27, the unidirectional rack II 24 is meshed with the unidirectional rack I21 when moving upwards, the unidirectional rack II 24 is offset backwards and compresses the spring 22 when moving downwards, sliding teeth are generated between the unidirectional rack II 21 and the unidirectional rack II 24, the unidirectional rack I21 and the unidirectional rack II 24 are all made of conductive materials, the unidirectional rack II 24 and the unidirectional rack II are always contacted together by the elasticity of the spring 22 and the elastic plate 23, the pulling assembly 3 comprises a pulling rope 30, the end part of the pulling rope 30 is arranged on the left side of the sleeve plate 20, pull ring one 31 is installed at the end of pull rope 30, limit wheel 32 is installed on the left inner wall of bottom box 15, pull rope 30 bypasses limit wheel 32 and passes through the top of bottom box 15, pull ring one 31 is located above bottom box 15, interference component 6 comprises movable rod 60, movable rod 60 is installed on pin shaft 51 in a rotating mode, link plate 61 is installed at the bottom end of movable rod 60, spring rod 62 is arranged in the middle of link plate 61, interference plate 63 is installed at the bottom of movable rod 60 and at the bottom of spring rod 62 in a rotating mode respectively, the top end of link plate 61 and one side of movable rod 60 are installed in a rotating mode, the shape of interference plate 63 is set to be fan-shaped, the material of interference plate 63 is set to be medical silica gel in real-time use, firstly doctor attaches cutting device 1 to the skin surface of a patient, two groups of interference plates 63 at the bottom are attached to the skin surface of the patient, the link plate 61 and spring rod 62 at the top of interference plate 63 are used for self-adapting adjustment of the angle of the contact plate 63, then the bottom of the contact plate 63 is pressed down integrally, the height of the two groups of interference plates 63 is adjusted through the angle of the skin surface, the interference plate 63 is driven by the angle of the contact plate 63, the angle of the contact plate is adjusted, the angle of the two groups of the contact plate 63 is adjusted, the contact plate 63 is driven by the contact plate 63 is moved down the corresponding to the upper end of the movable plate 60 and the upper side of the contact plate 60 is moved to the track 50 in a sliding plate 50 in a sliding mode, and the track 50 is parallel to the track 50 is moved to the track through the track 50;
when the length of the puncture flaring needs to be set, the adjusting screw 16 is rotated to enable the puncture flaring to move left and right on the bottom box 15 in threaded connection, and the position of the leftmost end of the adjusting screw 16 is adjusted to adjust the cutting length of the electrode blade 48;
in real-time use, the second pull ring 42 is arranged above the bottom box 15, the air hole 46 penetrates through the inner wall of the needle head 44 and is connected and communicated with the air pipe 43, the connecting ring 49 is in sliding connection with the outer surface of the mounting cylinder 12, the top end of the electrode blade 48 is fixedly connected with the clamping seat 27, the diameter of the needle head 44 is smaller than one millimeter, the length of the electrode blade 48 is the same as that of the needle head 44, the electrode blade 48 is arranged in a staggered manner on the inner wall of the containing groove 47 and is detachably connected with the containing groove 47, the left side of the electrode blade 48 is provided with a cutting edge surface and is made of conductive materials, the groove 45 is shaped like a long strip, the angle component 5 comprises a track plate 50, the track plate 50 is arranged inside the bottom box 15, the bottoms of two sides of the track plate 50 are provided with pin shafts 51, the inner side of the track plate 50 is provided with sliding blocks 52 in a sliding manner, the back of the sliding block 52 is provided with a rotating shaft 53, the rotating shaft 53 is rotationally connected with the back of the sliding block 52, the unidirectional rack I21 and the unidirectional rack II 24 are both arranged on the inner side of the track plate 50, the number of the sliding block 52 and the rotating shaft 53 is two, the back of the unidirectional rack I21 is connected with the inner side of the track plate 50 through one group of rotating shafts 53 and the sliding block 52 and transversely and slidably connected with the inner side of the track plate 50, the unidirectional rack II 24 is installed with the other group of rotating shafts 53 and the sliding block 52 through a sliding rail 25 on the back, the rotating shafts 53 are vertically and slidably connected with the inner side of the sliding rail 25, and the unidirectional rack II 24 is simultaneously transversely and slidably connected with the inner side of the track plate 50 through the other group of rotating shafts 53 and the sliding block 52, and the track plate 50 is rotationally installed with the unidirectional rack I21 and the unidirectional rack II 24 through the two groups of rotating shafts 53 respectively;
after the position of the cutting apparatus 1 is determined, at this time, the doctor places the wrist portion on the pressing plate 14, inserts the index finger and the middle finger into the first tab 31 and the second tab 42, and opens the high frequency electric knife 10, then slowly presses the wrist down on the pressing plate 14, the pressing plate 14 drives the piston cylinder 40 to move down, and when the surface of the piston cylinder 40 moves down, the air tube 43 is driven to push the needle 44 to be inserted down into the skin surface of the positioned patient, (simultaneously the first unidirectional rack 21 and the second unidirectional rack 24 slide, the second unidirectional rack 24 move down, for extending the conductive sheet 26 and the holder 27 and the needle 44), the needle 44 penetrates into the skin of the patient under the vibration and heating of the high frequency electric knife 10, simultaneously coagulates and stops bleeding of the skin and fat by the heat of the doctor, and simultaneously slowly lifts the index finger and the middle finger upward at this time while the wrist slowly presses down the pressing plate 14, when the needle 44 passes through the skin and fat of the patient, the index finger and middle finger are lifted and fixed, because the groove 45 on the side surface of the needle 4 is blocked by fat, the air hole 46 of the air tube 43 and the air in the piston cylinder 40 are always kept in a constant state, the piston 41 cannot be pulled upwards, the second pull ring 42 and the first pull ring 31 are connected through the connecting ring 49, when the second pull ring 42 cannot pull the piston 41, the first pull ring 31 is also in a fixed state, when the needle 44 passes through the fat of the human body, the groove 45 on the side surface of the needle 44 is not blocked, the second pull ring 42 can pull the piston 41 upwards, the piston 41 can draw a small amount of air which does not affect the health of the patient through the piston cylinder 40, the air tube 43, the needle 44 and the groove 45, which represents that the needle 44 just enters the patient, has passed through the fat, and the first pull ring 31 can be pulled, at this time, when the doctor lifts the index finger and the middle finger upwards, the first pull ring 31 is driven to limit through the limiting wheel 32, the pull rope 30 is pulled to pull the sleeve plate 20 leftwards, the sleeve plate 20 drives the conductive sheet 26 and the clamping seat 27 at the bottom to pull the electrode blade 48 out of the containing groove 47 at the left side of the needle 44, and the insertion depth of the needle 44 and the electrode blade 48 is judged in this way so as to control the cutting depth, prevent excessive cutting and damage to the viscera of the patient, and cause irreversible damage;
when the device is pulled out, the limitation of the sliding track is carried out through the unidirectional limiting assembly 2 which is self-adaptively adjusted with the surface of the body of a patient, and the method specifically comprises the following steps: when the conducting strip 26 and the clamping seat 27 draw the electrode blade 48 of the groove 47 on the inner wall of the needle 44 leftwards, the sleeve plate 20 can slide leftwards at the bottom of the sliding conducting rail 110, meanwhile, as the unidirectional rack 24 slides inside the track plate 50 through the rotating shaft 53 and the sliding block 52, the moving position of the unidirectional rack 24 is limited and guided, at this time, the unidirectional rack 24 drives the conducting strip 26 and the clamping seat 27 at the bottom to clamp the electrode blade 48 to move leftwards, at the same time, under the vibration and heating of the high-frequency electric knife 10, the skin and fat of a patient are cut, simultaneously, coagulation hemostasis is carried out on the skin and fat through self heat, simultaneously, guiding cutting is carried out through the unidirectional rack 24 and the track plate 50 which is parallel to the surface of the skin, until the sleeve plate 20 moves to the end part of the adjusting screw 16, and is propped against the end part of the adjusting screw 16, the cutting length of the electrode blade 48 is limited, at this time, after the cutting is completed, the electrode 44 and the electrode blade 48 can be slowly pulled out, the cutting track is the same as the contact height of the abutting plate 63 and the skin surface, the skin can not cut the skin, the skin can be cut into the skin and the skin can not cut into the skin, the skin is completely, the skin can be cut into the skin, and the skin is completely cut, and the fat can be completely cut into the skin, and the skin is completely cut, or the skin can be completely cut, and the skin is completely cut.
What has not been described in detail in this specification is prior art that is well known to those skilled in the art, and in the description of the present invention, unless otherwise specified, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (1)
1. The utility model provides a cutting mechanism convenient to puncture flaring for endoscope, includes cutting equipment (1) and high frequency electrotome (10), its characterized in that: the utility model discloses a cutting device, including cutting equipment (1), including cutting equipment, and is characterized in that the conducting rod (11) is installed to the output of cutting equipment (1), slide conductive rail (110) is installed to conducting rod (11) bottom, high-frequency electric knife (10) bottom is provided with mounting cylinder (12), mounting cylinder (12) both sides are provided with side slide rail (13), side slide rail (13) back is installed and is pressed board (14), press board (14) and side slide rail (13) sliding connection, end box (15) are installed to mounting cylinder (12) bottom, end box (15) left side threaded connection has adjusting screw (16), end box (15) inner wall installs side sleeve (17), one-way spacing subassembly (2) are installed to slide conductive rail (110) bottom, one-way spacing subassembly (2) are used for carrying out the centre gripping to inserting cutting subassembly (4), one-way spacing subassembly (2) are including sleeve plate (20), sleeve plate (20) set up in the bottom of slide conductive rail (110) to sliding connection, end box (110) transversely installs end box (15), end box (21) inner wall (21), one-way rack (24) are provided with one-way rack (24) and two-way rack (24), the sliding rail (25) is arranged at the front end of the elastic plate (23), the spring (22) is arranged on the inner wall of the sliding rail (25) in a sliding manner, the bottom end of the spring (22) is arranged on the inner side of the front end of the sleeve plate (20), the conductive sheet (26) is arranged on the right side of the unidirectional rack II (24), the clamping seat (27) is arranged on the right end of the conductive sheet (26), the unidirectional rack II (24) is meshed with the unidirectional rack I (21) when moving upwards, the unidirectional rack II (24) is deflected backwards and compresses the spring (22) when moving downwards, sliding teeth are formed between the unidirectional rack II (24) and the unidirectional rack I (21), the unidirectional rack I (21) and the unidirectional rack II (24) are both made of conductive materials, and the unidirectional rack II (24) are always contacted together by the elasticity of the spring (22) and the elastic plate (23);
the pulling assembly (3), the pulling assembly (3) is installed on one side of the unidirectional limiting assembly (2), the pulling assembly (3) is used for driving the insertion cutting assembly (4) to cut a puncture part, the pulling assembly (3) comprises a pull rope (30), the end part of the pull rope (30) is installed on the left side of the sleeve plate (20), a first pull ring (31) is installed at the end part of the pull rope (30), a limiting wheel (32) is installed on the inner wall on the left side of the bottom box (15), the pull rope (30) bypasses the limiting wheel (32) and penetrates through the top of the bottom box (15), and the position of the first pull ring (31) is arranged above the bottom box (15);
insert cutting assembly (4), insert cutting assembly (4) setting is at end box (15) top, insert cutting assembly (4) are used for accurate location and insert puncture department, insert cutting assembly (4) including piston cylinder (40), piston cylinder (40) are installed in end box (15) top and are leaned on the position on right side, piston cylinder (40) inner wall is provided with piston (41), pull ring two (42) are installed at piston (41) top, piston cylinder (40) bottom is connected with trachea (43), syringe needle (44) are installed to trachea (43) bottom, fluting (45) are seted up on syringe needle (44) bottom right side, fluting (45) inner wall has been seted up air hole (46), syringe needle (44) left side surface card has been seted up storage groove (47), storage groove (47) inner wall is provided with electrode blade (48), install go-between piston cylinder (40) surface and push ring two (42) and pull ring one (31), piston cylinder (40) surface and push down board (14) inboard fixed connection, position two (42) are connected on end box (43) and run through on end box (43), the connecting ring (49) is in sliding connection with the outer surface of the mounting cylinder (12), the top end of the electrode blade (48) is fixedly connected with the clamping seat (27), the diameter of the needle head (44) is smaller than one millimeter, the length of the electrode blade (48) is the same as that of the needle head (44), the electrode blade (48) is arranged in a staggered manner with the needle head (44) through the inner wall of the containing groove (47), the electrode blade (48) is detachably connected with the containing groove (47), the left side of the electrode blade (48) is provided with a cutting edge surface and is made of a conductive material, and the shape of the groove (45) is provided with a strip shape;
the angle component (5), angle component (5) sets up in end box (15) inner wall, angle component (5) are used for carrying out the adjustment to the cutting depth of inserting cutting component (4), angle component (5) are including track board (50), track board (50) set up in the inside of end box (15), round pin axle (51) are installed to track board (50) both sides bottom, track board (50) inboard slidable mounting has slider (52), slider (52) back is installed pivot (53), pivot (53) are connected with slider (52) back rotation, one-way rack (21) and one-way rack two (24) all set up in track board (50) inboard, the quantity of slider (52) and pivot (53) sets up two sets of, one-way rack one (21) back is through one of them a set of pivot (53) and slider (52) are linked to track board (50) inboard to with track board (50) inboard lateral sliding connection, one-way rack two (24) are connected with another pivot (25) through slider (25) and lower rail (25) slider (25), the second unidirectional rack (24) is transversely and slidably connected with the inner side of the track plate (50) through the other group of rotating shafts (53) and sliding blocks (52), and the track plate (50) is rotatably installed with the first unidirectional rack (21) and the second unidirectional rack (24) through the two groups of rotating shafts (53) respectively;
the utility model provides a conflict subassembly (6), conflict subassembly (6) are installed at side sleeve (17) inner wall, conflict subassembly (6) are used for adjusting the angle of angle subassembly (5) according to patient's skin radian, conflict subassembly (6) are including movable rod (60), movable rod (60) rotate and install on round pin axle (51), link joint (61) are installed to movable rod (60) bottom, link joint (61) middle part is provided with spring rod (62), movable rod (60) and spring rod (62) bottom rotate respectively and install conflict board (63), link joint (61) top and movable rod (60) one side rotate the installation, the shape of conflict board (63) sets up to fan-shaped, the material of conflict board (63) sets up to medical silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311649825.1A CN117338400B (en) | 2023-12-05 | 2023-12-05 | Cutting mechanism convenient for piercing flaring for endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311649825.1A CN117338400B (en) | 2023-12-05 | 2023-12-05 | Cutting mechanism convenient for piercing flaring for endoscope |
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| Publication Number | Publication Date |
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| CN117338400A CN117338400A (en) | 2024-01-05 |
| CN117338400B true CN117338400B (en) | 2024-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311649825.1A Active CN117338400B (en) | 2023-12-05 | 2023-12-05 | Cutting mechanism convenient for piercing flaring for endoscope |
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| CN1084729A (en) * | 1993-06-16 | 1994-04-06 | 洛马林达大学医学中心 | Be used for the operating trocar of splanchnoscopy and help into device |
| CN105899153A (en) * | 2013-09-27 | 2016-08-24 | 释放医疗股份有限公司 | Tissue incision device |
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| US20090143808A1 (en) * | 2001-04-24 | 2009-06-04 | Houser Russell A | Guided Tissue Cutting Device, Method of Use and Kits Therefor |
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| US7041115B2 (en) * | 2002-11-18 | 2006-05-09 | A.M. Surgical, Inc. | Endoscopic surgical procedure |
| US20110118733A1 (en) * | 2009-11-17 | 2011-05-19 | Kuo-Liang Liu | Electrosurgical pencil |
| US9089357B2 (en) * | 2011-07-11 | 2015-07-28 | Herbert D. Huddleston | Multi-functional double bladed surgical tool |
| GB201323171D0 (en) * | 2013-12-31 | 2014-02-12 | Creo Medical Ltd | Electrosurgical apparatus and device |
| US11602390B2 (en) * | 2017-01-30 | 2023-03-14 | Apyx Medical Corporation | Electrosurgical apparatus with flexible shaft |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084729A (en) * | 1993-06-16 | 1994-04-06 | 洛马林达大学医学中心 | Be used for the operating trocar of splanchnoscopy and help into device |
| CN105899153A (en) * | 2013-09-27 | 2016-08-24 | 释放医疗股份有限公司 | Tissue incision device |
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| CN117338400A (en) | 2024-01-05 |
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