CN108720922A - A kind of retraction type high frequency aciculiform electric knife - Google Patents
A kind of retraction type high frequency aciculiform electric knife Download PDFInfo
- Publication number
- CN108720922A CN108720922A CN201810601012.8A CN201810601012A CN108720922A CN 108720922 A CN108720922 A CN 108720922A CN 201810601012 A CN201810601012 A CN 201810601012A CN 108720922 A CN108720922 A CN 108720922A
- Authority
- CN
- China
- Prior art keywords
- electric knife
- button
- aciculiform
- upper shell
- high frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000015271 coagulation Effects 0.000 claims abstract description 17
- 238000005345 coagulation Methods 0.000 claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims description 13
- 230000013011 mating Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000023555 blood coagulation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
-
- 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
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
-
- 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
Landscapes
- 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 present invention relates to technical field of medical equipment, in particular a kind of retraction type high frequency aciculiform electric knife, including upper shell and lower housing, one end of upper shell and lower housing is equipped with electric knife head protective case, slot of fixing a cutting tool is offered inside upper shell, the inside of lower housing offers bottom tool slot, it is equipped with electric knife component in the cavity that slot and bottom tool slot are formed of fixing a cutting tool, it is equipped with cutting button and coagulation button successively on upper shell top, the present invention to high frequency aciculiform electric knife by carrying out structure improvement, while so that it is pressed cutting button or coagulation button realization corresponding function, aciculiform electric knife head is pushed to stretch out by transmission mechanism, aciculiform electric knife head can be at once recovered in electric knife head protective case after release button, the effective security risk for avoiding aciculiform electric knife head when not in use and accidentally injuring medical staff.
Description
Technical field
The present invention relates to technical field of medical equipment, specially a kind of retraction type high frequency aciculiform electric knife.
Background technology
Electric knife (high frequency electro surgical unit) is a kind of electrosurgical unit for replacing mechanical operation knife to carry out tissue cutting.It is logical
It crosses when the high-frequency high-voltage current that active electrode tip generates is contacted with human body and tissue is heated, realization divides injected organism tissue
From and solidification, to play the purpose of cutting and hemostasis.Since electric knife can be carried out at the same time cutting and blood coagulation, in mechanical operation
Knife be difficult to enter and the operation implemented in be able to commonly used, existing high frequency aciculiform electric knife has its special advantage, but its
In the presence of greatly using drawback, aciculiform electric knife head is exposed always outside, it is easy to stab medical staff, electricity just in the application
Knife can all speckle with the blood of patient, if patient is infectious disease, it is most likely that cause medical staff infected, very
Or the life of medical staff is endangered, in consideration of it, it is proposed that a kind of retraction type high frequency aciculiform electric knife.
Invention content
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of retraction type high frequency aciculiform electric knife
Aciculiform electric knife head is exposed always outside, it is easy to the problem of stabbing medical staff.
To achieve the above object, the present invention provides the following technical solutions：
The one of a kind of retraction type high frequency aciculiform electric knife, including upper shell and lower housing, the upper shell and the lower housing
End is equipped with electric knife head protective case, slot of fixing a cutting tool is offered inside the upper shell, the inside of the lower housing, which offers, to be cut
Have slot, electric knife component be equipped in the cavity that slot and the bottom tool slot are formed of fixing a cutting tool, the upper shell top according to
It is secondary to be equipped with cutting button and coagulation button；
The electric knife component includes electric knife bar, and one end of the electric knife bar is equipped with aciculiform electric knife head, on the electric knife bar
It is from left to right sequentially coaxially arranged with the first fixinig plate, activity template and the second fixinig plate, in first fixinig plate and the work
Electric knife spring is equipped between movable plate；
Center inside the upper shell and the lower housing is equipped with transmission mechanism, and the transmission mechanism includes sliding
The top surface of the skewback being connected at the lower housing center, the skewback is arranged with two the first arc-shaped electrode pieces, described
The right side of first arc-shaped electrode piece is also arranged with two the second arc-shaped electrode pieces, the first arc-shaped electrode piece and described second
It is equipped with isolation right over arc-shaped electrode piece, return spring is equipped in the isolation upper and lower ends.
Preferably, button slide opening, the cutting button and the coagulation button there are two being opened up at the top of the upper shell
It extends through two button slide openings and is slidably connected with it, be all provided in the bottom end of the cutting button and the coagulation button
There is pressing plate.
Preferably, the position of the first arc-shaped electrode piece is corresponding with the position of cutting button, second arc
The position of shape electrode slice is corresponding with the position of coagulation button.
Preferably, the electric knife bar through first fixinig plate and second fixinig plate and respectively with its company of sliding
It connects, first fixinig plate and the equal plugged and fixed of the second fixinig plate are in the slot of fixing a cutting tool.
Preferably, the activity template is socketed in the electric arbor surface and is secured to connect, the activity template respectively with
It is described to fix a cutting tool slot and the bottom tool slot is slidably connected.
Preferably, the tip edges of the upper shell are arranged with counterbore, the surface of the lower housing and the counterbore
Corresponding position is equipped with screw hole, several inserting columns mating with the upper shell are additionally provided on the surface of the lower housing.
Preferably, cutter head reception hole is offered in the electric knife head protective case, the aciculiform electric knife head is received with the cutter head
Receiving hole is slidably connected.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is changed by carrying out structure to high frequency aciculiform electric knife
Into while making it press cutting button or coagulation button to realize corresponding function, aciculiform electric knife is pushed by transmission mechanism
Head stretch out, aciculiform electric knife head can be at once recovered in electric knife head protective case after release button, effectively avoid without using
When aciculiform electric knife head accidentally injure medical staff security risk.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the overall structure exploded view of the present invention；
Fig. 3 is the structural schematic diagram of electric knife component in the present invention；
Fig. 4 is the structural schematic diagram of transmission mechanism in the present invention；
Fig. 5 is the structural schematic diagram of electric knife head protective case in the present invention.
In figure：1, upper shell；10, counterbore；11, button slide opening；12, it fixes a cutting tool slot；2, lower housing；20, screw hole；21, it inserts
Column；22, bottom tool slot；3, electric knife head protective case；30, cutter head reception hole；4, cutting button；5, coagulation button；6, electric knife component；
60, the first fixinig plate；61, electric knife spring；62, activity template；63, electric knife bar；64, aciculiform electric knife head；65, the second fixinig plate；7,
Transmission mechanism；70, skewback；71, the first arc-shaped electrode piece；72, the second arc-shaped electrode piece；73, isolation；74, return spring；8,
Pressing plate.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, do not indicate or imply the indicated equipment or element must have a particular orientation, with spy
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
- 5 are please referred to Fig.1, the present invention provides a kind of technical solution：
One end of a kind of retraction type high frequency aciculiform electric knife, including upper shell 1 and lower housing 2, upper shell 1 and lower housing 2 is set
There is electric knife head protective case 3, cutter head reception hole 30 is offered in electric knife head protective case 3, aciculiform electric knife head 64 is stored with the cutter head
Hole 30 is slidably connected, and slot 12 of fixing a cutting tool is offered inside upper shell 1, the inside of lower housing 2 offers bottom tool slot 22, upper
It is equipped with electric knife component 6 in the cavity that cutter groove 12 and bottom tool slot 22 are formed, cutting button 4 is equipped with successively on 1 top of upper shell
With coagulation button 5；
In the present embodiment, electric knife head protective case 3 is made of rubber material, makes to be accommodated in electric knife when aciculiform electric knife head 64 is flat
Other people will not be accidentally injured in head protection set 3.
In the present embodiment, the tip edges of upper shell 1 are arranged with counterbore 10, and the surface of lower housing 2 and counterbore 10 are right
The position answered is equipped with screw hole 20, is additionally provided with several inserting columns 21 mating with upper shell 1 on the surface of lower housing 2, passes through
Screw crosses counterbore 10 successively and screw hole 20 realizes that the fixation of upper shell 1 and lower housing 2, stable connection are readily disassembled.
Electric knife component 6 includes electric knife bar 63, and one end of electric knife bar 63 is equipped with aciculiform electric knife head 64, from a left side on electric knife bar 63
It is sequentially coaxially arranged with the first fixinig plate 60, activity template 62 and the second fixinig plate 65 to the right side, in the first fixinig plate 60 and activity template
Be equipped with electric knife spring 61 between 62, electric knife bar 63 through the first fixinig plate 60 and the second fixinig plate 65 and respectively with its company of sliding
It connects, in slot 12 of fixing a cutting tool, activity template 62 is socketed in electric knife bar 63 for the first fixinig plate 60 and 65 equal plugged and fixed of the second fixinig plate
Surface and be secured to connect, activity template 62 respectively with fix a cutting tool slot 12 and bottom tool slot 22 is slidably connected.
Center inside upper shell 1 and lower housing 2 is equipped with transmission mechanism 7, and transmission mechanism 7 includes being slidably connected at down
The top surface of skewback 70 at 2 center of shell, skewback 70 is arranged with two the first arc-shaped electrode pieces 71, in the first arc-shaped electrode piece
71 right side is also arranged with two the second arc-shaped electrode pieces 72, and the first arc-shaped electrode piece 71 and the second arc-shaped electrode piece 72 are just
Top is equipped with isolation 73, and return spring 74 is equipped in 73 upper and lower ends of isolation.
In the present embodiment, the bottom surface of skewback 70 is inclined-plane close to one end of electric knife component 6, and skewback 70 is far from electric knife component 6
One end be face directly.
In the present embodiment, isolation 73 is made of copper material, and conductive effect is good, and corrosion resistance is strong.
In the present embodiment, the position of the first arc-shaped electrode piece 71 is corresponding with the position of cutting button 4, the second arc-shaped electrode
The position of piece 72 is corresponding with the position of coagulation button 5, and electricity is realized by the conducting between two the first arc-shaped electrode pieces 71
Function is cut, coagulation function is realized by the conducting of two the second arc-shaped electrode pieces 72.
In the present embodiment, the both ends of two the first arc-shaped electrode pieces 71 and two the second arc-shaped electrode pieces 72, which are equipped with, leads
Line, a conducting wire are connected to electric knife bar 63, and another conducting wire extends to upper shell 1 and connect high-frequency high-voltage with 2 rear end of lower housing
Stream machine is that electric knife bar 63 provides electric power.
The retraction type high frequency aciculiform electric knife of the present embodiment when in use, first connects the conducting wire of retraction type high frequency aciculiform electric knife
It is connected to high-frequency high-voltage current machine, when needing to carry out surgical cut at the time of surgery, presses cutting button 4, after cutting button 4 is pressed,
The pressing plate 8 of its bottom end drives isolation 73 below to push, and isolation 73 is made to be embedded into two the first arc-shaped electrode pieces 71
Between, the circuit between electric conduction knife assembly 6 and high-frequency high-voltage current machine, while cutting button 4 drives tiltedly during pushing
Block 70 glides simultaneously, converts downward power under the action of 70 inclined-plane of skewback the power of horizontal direction, is pressed down against electric knife
One end of bar 63 pushes electric knife bar 63 to move ahead in cutter groove, while activity template 62 compresses electric knife bullet close to the first fixinig plate 60
Spring 61 pushes aciculiform electric knife head 64 to stretch out, and carries out surgical cut work, after unclamping cutting button 4, in the elastic force of electric knife spring 61
Lower 63 return of electric knife bar of effect, also pushes up return, and aciculiform electric knife head 64 is retracted into cutter head reception hole 30, together upwards by skewback 70
When under the elastic force of return spring 74, cutting button 4 and isolation 73 also return simultaneously；When needing to carry out blood coagulation, electricity is pressed
Solidifying button 5, after coagulation button 5 is pressed, the pressing plate 8 of bottom end drives isolation 73 below to push, and keeps isolation 73 embedding
Enter between two the second arc-shaped electrode pieces 72, the circuit between electric conduction knife assembly 6 and high-frequency high-voltage current machine similarly acts on
Lower aciculiform electric knife head 64 stretches out again, carries out coagulation work.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention
Preference, be not intended to limit the present invention, without departing from the spirit and scope of the present invention, the present invention also has various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (7)
1. a kind of retraction type high frequency aciculiform electric knife, including upper shell (1) and lower housing (2), it is characterised in that：The upper shell
(1) and one end of the lower housing (2) is equipped with electric knife head protective case (3), and slot of fixing a cutting tool is offered inside the upper shell (1)
(12), the inside of the lower housing (2) offers bottom tool slot (22), in the slot of fixing a cutting tool (12) and the bottom tool slot
(22) it is equipped with electric knife component (6) in the cavity formed, cutting button (4) and coagulation is equipped with successively on the upper shell (1) top
Button (5)；
The electric knife component (6) includes electric knife bar (63), and one end of the electric knife bar (63) is equipped with aciculiform electric knife head (64), in institute
It states and is from left to right sequentially coaxially arranged with the first fixinig plate (60), activity template (62) and the second fixinig plate on electric knife bar (63)
(65), electric knife spring (61) is equipped between first fixinig plate (60) and the activity template (62)；
The center of the upper shell (1) and the lower housing (2) inside is equipped with transmission mechanism (7), the transmission mechanism (7)
Including the skewback (70) being slidably connected at the lower housing (2) center, the top surface of the skewback (70) is arranged with two
One arc-shaped electrode piece (71) is also arranged with two the second arc-shaped electrode pieces on the right side of the first arc-shaped electrode piece (71)
(72), it is equipped with isolation (73) right over the first arc-shaped electrode piece (71) and the second arc-shaped electrode piece (72),
In the isolation (73), upper and lower ends are equipped with return spring (74).
2. retraction type high frequency aciculiform electric knife according to claim 1, it is characterised in that：It is opened at the top of the upper shell (1)
If there are two button slide openings (11), the cutting button (4) and the coagulation button (5) extend through two button slide openings
(11) and with it is slidably connected, pressing plate (8) is equipped in the bottom end of the cutting button (4) and the coagulation button (5).
3. retraction type high frequency aciculiform electric knife according to claim 1, it is characterised in that：The first arc-shaped electrode piece (71)
Position it is corresponding with the position of cutting button (4), the position of the second arc-shaped electrode piece (72) is pressed with the coagulation
The position of button (5) is corresponding.
4. retraction type high frequency aciculiform electric knife according to claim 1, it is characterised in that：The electric knife bar (63) is through described
It first fixinig plate (60) and second fixinig plate (65) and is slidably connected respectively with it, first fixinig plate (60) and described
Second fixinig plate (65) plugged and fixed is in the slot of fixing a cutting tool (12).
5. retraction type high frequency aciculiform electric knife according to claim 1, it is characterised in that：The activity template (62) is socketed in institute
State electric knife bar (63) surface and be secured to connect, the activity template (62) respectively with the slot of fixing a cutting tool (12) and described cut
Tool slot (22) is slidably connected.
6. retraction type high frequency aciculiform electric knife according to claim 1, it is characterised in that：The top side of the upper shell (1)
Counterbore (10) is arranged at edge, the surface position corresponding with the counterbore (10) of the lower housing (2) is equipped with screw hole (20),
It is additionally provided with several inserting columns (21) mating with the upper shell (1) on the surface of the lower housing (2).
7. retraction type high frequency aciculiform electric knife according to claim 1, it is characterised in that：In the electric knife head protective case (3)
Cutter head reception hole (30) is offered, the aciculiform electric knife head (64) is slidably connected with the cutter head reception hole (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601012.8A CN108720922B (en) | 2018-06-12 | 2018-06-12 | Retractile high-frequency needle-shaped electrotome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601012.8A CN108720922B (en) | 2018-06-12 | 2018-06-12 | Retractile high-frequency needle-shaped electrotome |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108720922A true CN108720922A (en) | 2018-11-02 |
| CN108720922B CN108720922B (en) | 2024-07-02 |
Family
ID=63929354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810601012.8A Active CN108720922B (en) | 2018-06-12 | 2018-06-12 | Retractile high-frequency needle-shaped electrotome |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108720922B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712662A (en) * | 2021-09-07 | 2021-11-30 | 南昌华安众辉健康科技有限公司 | Fast-assembling electric coagulation hook and assembling method thereof |
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| CN103156681A (en) * | 2013-03-16 | 2013-06-19 | 南昌华安众辉健康科技有限公司 | Self-destruction type device for limiting using times and on disposable electrosurgical pencil |
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| CN209091615U (en) * | 2018-06-12 | 2019-07-12 | 上海市普陀区中心医院 | A kind of retraction type high frequency aciculiform electric knife |
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2018
- 2018-06-12 CN CN201810601012.8A patent/CN108720922B/en active Active
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| US20110264131A1 (en) * | 2008-07-30 | 2011-10-27 | Medipurpose Pte Ltd | Device For Performing An Incision |
| CN103156681A (en) * | 2013-03-16 | 2013-06-19 | 南昌华安众辉健康科技有限公司 | Self-destruction type device for limiting using times and on disposable electrosurgical pencil |
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| Title |
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| 焦龙;胡海;: "高频电刀对黏膜损伤的影响研究进展", 肝胆胰外科杂志, no. 02, 15 March 2016 (2016-03-15), pages 19 - 21 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712662A (en) * | 2021-09-07 | 2021-11-30 | 南昌华安众辉健康科技有限公司 | Fast-assembling electric coagulation hook and assembling method thereof |
| CN113712662B (en) * | 2021-09-07 | 2022-04-08 | 南昌华安众辉健康科技有限公司 | Fast-assembling electric coagulation hook and assembling method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108720922B (en) | 2024-07-02 |
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