CN110559498B - Novel dialysis catheter with water bag - Google Patents
Novel dialysis catheter with water bag Download PDFInfo
- Publication number
- CN110559498B CN110559498B CN201910972188.9A CN201910972188A CN110559498B CN 110559498 B CN110559498 B CN 110559498B CN 201910972188 A CN201910972188 A CN 201910972188A CN 110559498 B CN110559498 B CN 110559498B
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- Prior art keywords
- tube
- regulator
- vessel
- pipe
- arterial
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 238000000502 dialysis Methods 0.000 title claims abstract description 20
- 238000004804 winding Methods 0.000 claims abstract description 23
- 210000003462 vein Anatomy 0.000 claims description 17
- 210000001367 artery Anatomy 0.000 claims description 14
- 239000004816 latex Substances 0.000 claims description 14
- 229920000126 latex Polymers 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 7
- 230000002792 vascular Effects 0.000 abstract description 7
- 230000007774 longterm Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 208000005189 Embolism Diseases 0.000 abstract description 4
- 208000001435 Thromboembolism Diseases 0.000 abstract description 4
- 210000004204 blood vessel Anatomy 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 208000009304 Acute Kidney Injury Diseases 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 208000033626 Renal failure acute Diseases 0.000 description 1
- 208000007536 Thrombosis Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 201000011040 acute kidney failure Diseases 0.000 description 1
- 208000012998 acute renal failure Diseases 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 208000020832 chronic kidney disease Diseases 0.000 description 1
- 208000022831 chronic renal failure syndrome Diseases 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 230000000322 hemodialysis Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 208000001297 phlebitis Diseases 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1018—Balloon inflating or inflation-control devices
- A61M25/10181—Means for forcing inflation fluid into the balloon
- A61M25/10183—Compressible bulbs
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Emergency Medicine (AREA)
- Urology & Nephrology (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a novel dialysis catheter with a water sac, which comprises a vessel, a water inlet pipe, a regulator and a roller, wherein the vessel comprises an arterial tube and a venous tube, the arterial tube and the venous tube are mutually adhered together, the inside of the vessel is provided with a pipe wall, the pipe wall is provided with a pipeline, the inside of the pipeline is inserted with the water inlet pipe, and one end of the water inlet pipe is provided with a pressurizing sac; at the moment, the winding roller is stirred, and the winding roller winds the winding strip, so that the limit ball is driven to move to one end of the regulator and extrude the water inlet pipe, and the blocking of the arterial tube and the venous tube is completed; compared with the prior art, the two water bags are arranged, after the dialysis is finished, the vascular can be blocked, and the thromboembolism opportunity of a patient in the long-term tube carrying process is reduced, so that the pain of the patient is reduced, and the economic burden of the patient is reduced; the scheme is convenient for medical staff to operate, improves the curative effect of dialysis, reduces the damage of repeated tube placement to the blood vessel of the patient, and improves the satisfaction degree of the patient.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a novel dialysis catheter with a water sac.
Background
Hemodialysis is one of the kidney replacement treatment modes for patients with acute and chronic renal failure; in the process of taking the tube, the tube sealing liquid is extruded when a patient moves, blood flows into the catheter, so that the flow is reduced due to thrombus formation, the service life of the catheter and the dialysis curative effect are seriously influenced, the catheter needs to be replaced again, the quality of the catheter is hard, and the damage to the vascular wall and phlebitis are easily caused after long-term use. Therefore, it is necessary to design a new dialysis catheter to reduce the thromboembolism occurrence during the long-term catheter taking process, thereby reducing the pain of the patient and the economic burden of the patient, and therefore, we provide a new dialysis catheter with a water sac to solve the problems in the prior art.
Disclosure of Invention
The aim of the invention can be achieved by the following technical scheme: the utility model provides a novel dialysis catheter with water pocket, includes vascular, inlet tube, regulator and roller, and the vascular includes artery and vein pipe, and artery and vein pipe bond each other together, the inside of vascular is equipped with the pipe wall, is equipped with the pipeline on the pipe wall, and the inside of pipeline is inserted and is equipped with the inlet tube, and the one end of inlet tube is equipped with the pressurizing bag, is equipped with arterial side water pocket and venous side water pocket on the other end, and arterial side water pocket is located the inside of artery, and venous side water pocket is located the inside of vein, and the inlet tube is located the activity of the one end outside the vascular and runs through the regulator, rotates on the regulator and is equipped with the roller, and the winding has the rolling strip on the roller, and the one end of rolling strip inserts the inside of regulator, and its end is equipped with spacing ball, and spacing ball activity sets up in the inside of regulator, and when spacing ball activity to the one end of regulator, spacing ball extrudees the inlet tube, and inlet tube closure this moment.
Preferably, the length of the vein tube is longer than that of the artery tube, a slot is formed in one end of the tube wall, latex check blocks are arranged on the slot, the two latex check blocks are located on different sides, an artery side water sac is located on the inner side of the latex check block on the artery tube, and a vein side water sac is located on the inner side of the latex check block on the vein tube.
Preferably, the tail end of the vessel is provided with a connecting pipe, a swivel is rotatably arranged on the connecting pipe, and a fixed wing is arranged on the outer side of the swivel.
Preferably, the end of the connecting pipe is provided with a connecting seat, the connecting seat is provided with three connectors and is Y-shaped, one end of the connecting seat is respectively inserted with a first extension pipe and a second extension pipe, one ends of the first extension pipe and the second extension pipe are connected with luer connectors in a clamping mode, one end of the first extension pipe is communicated with an arterial tube, and one end of the second extension pipe is communicated with a venous tube.
Preferably, the inner cavity of the regulator is provided with symmetrically distributed inner limit blocks, the water inlet pipe is positioned between the two inner limit blocks, the outer side of the regulator is welded with an outer limit block, and the winding roller is rotatably arranged between the outer limit blocks.
Preferably, the section of the regulator is trapezoid, a chute which is obliquely arranged is formed in the regulator, symmetrical sliding blocks are arranged on the outer sides of the limiting balls, and the tail ends of the sliding blocks are inserted into the chute in a sliding mode.
Preferably, a guide rod is arranged at the smaller end of the opening of the regulator, and one end of the winding strip bypasses the guide rod.
The invention has the beneficial effects that:
1. At the moment, the winding roller is stirred, and the winding roller winds the winding strip, so that the limit ball is driven to move to one end of the regulator and extrude the water inlet pipe, and the blocking of the arterial tube and the venous tube is completed;
2. Compared with the prior art, the two water bags are arranged, after the dialysis is finished, the vascular can be blocked, and the thromboembolism opportunity of a patient in the long-term tube carrying process is reduced, so that the pain of the patient is reduced, and the economic burden of the patient is reduced;
3. the scheme is convenient for medical staff to operate, improves the curative effect of dialysis, reduces the damage of repeated tube placement to the blood vessel of the patient, and improves the satisfaction degree of the patient.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic illustration of the connection of the inlet pipe to the regulator of the present invention;
FIG. 3 is a schematic cross-sectional view of a regulator of the present invention;
FIG. 4 is a schematic illustration of the connection of a water inlet pipe to a vessel in accordance with the present invention;
FIG. 5 is a schematic diagram showing the connection of the water inlet pipe and the water bag according to the invention;
Figure 6 is a schematic illustration of the water bladder and vessel connection of the present invention.
In the figure: 1 vessel, 11 vessel wall, 12 pipeline, 13 emulsion stopper, 14 connecting pipe, 15 arterial vessel, 16 venous vessel, 2 connecting seat, 21 fixed wing, 3 first extension pipe, 4 second extension pipe, 5 luer connector, 6 inlet tube, 61 pressurizing bag, 62 arterial side water bag, 63 vein side water bag, 7 regulator, 71 inboard stopper, 72 spout, 73 guide arm, 74 outboard stopper, 8 roller, 81 winding strip, 82 spacing ball, 821 slider.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: a novel dialysis catheter with water bags comprises a vessel 1, a water inlet pipe 6, a regulator 7 and a roller 8, wherein the vessel 1 comprises an arterial tube 15 and a venous tube 16, the arterial tube 15 and the venous tube 16 are mutually adhered together and are of a hollow semicircular structure, the inside of the vessel 1 is provided with a pipe wall 11, the pipe wall 11 is positioned in the middle of the cross section circle of the pipe wall 11, the pipe wall 11 is provided with a pipeline 12, the pipeline 12 is a hollow natural latex pipe, the inside of the pipeline 12 is inserted with the water inlet pipe 6, the water inlet pipe 6 is also a natural latex pipe with the diameter of 1mm, one end of the water inlet pipe 6 is provided with a pressurizing bag 61, physiological saline is filled in the pressurizing bag 61, the other end of the pressurizing bag 61 is provided with an arterial side water bag 62 and a venous side water bag 63, water in the pressurizing bag 61 finally enters the arterial side water bag 62 and the venous side water bag 63 through the water inlet pipe 6 and expands the pressurizing bag, the arterial side water bag 62 is positioned in the arterial tube 15, the venous side water bag 63 is positioned in the venous tube 16, when water is injected, the volumes of the arterial side water bag 62 and the venous side water bag 63 become larger, so that the tube holes of the arterial tube 15 and the venous tube 16 can be blocked, blood backflow is prevented, the water inlet tube 6 is movably penetrated through the regulator 7 at one end of the outer side of the vessel 1, a roller 8 is rotatably arranged on the regulator 7, a winding strip 81 is wound on the roller 8, one end of the winding strip 81 is inserted into the regulator 7, the tail end of the winding strip 81 is provided with a limiting ball 82, the limiting ball 82 is movably arranged in the regulator 7, when the limiting ball 82 moves to one end of the regulator 7, the limiting ball 82 presses the water inlet tube 6, at the moment, after the dialysis is finished, the roller 8 is stirred, the winding strip 81 is released, the regulator 7 is pushed forward, the limiting ball 82 in the regulator 7 is removed from one end of the regulator, the water in the water inlet pipe 6 is pressurized and flows back to the inside of the pressurizing bag 61; after the conventional anticoagulant tube sealing is finished, the pressurizing bag 61 is extruded, water in the pressurizing bag 61 enters the arterial side water bag 62 and the venous side water bag 63 and expands to block the arterial tube 15 and the venous tube 16 corresponding to the pressurizing bag, the winding roller 8 is stirred at the moment, the winding roller 8 winds the winding strip 81, and accordingly the limiting ball 82 is driven to move to one end of the regulator 7 and presses the water inlet pipe 6, and the arterial tube 15 and the venous tube 16 are blocked. Compared with the prior art, the two water bags are arranged, after the dialysis is finished, the vessel 1 can be blocked, and the thromboembolism opportunity of a patient in the long-term tube carrying process is reduced, so that the pain of the patient is reduced, and the economic burden of the patient is reduced; in addition, the scheme is convenient for medical staff to operate, improves the curative effect of dialysis, reduces the damage of repeated tube placement to the blood vessel of the patient, and improves the satisfaction degree of the patient.
The length of the vein tube 16 is longer than that of the artery tube 15, a slot is formed in one end of the tube wall 11, latex check blocks 13 are arranged on the slot, the two latex check blocks 13 are located on different sides, the latex check block 13 on the artery tube 15 is located on one side of the tube wall 11 in the vein tube 16, the latex check block 13 on the vein tube 16 is located on the outer side face of one end of the tube wall 11 longer than that of the artery tube 15, an artery side water bag 62 is located on the inner side of the latex check block 13 on the artery tube 15, and a vein side water bag 63 is located on the inner side of the latex check block 13 on the vein tube 16.
The tail end of the vessel 1 is provided with a connecting pipe 14, a swivel is rotatably arranged on the connecting pipe 14, and a fixing wing 21 is arranged on the outer side of the swivel and used for fixing the position of the vessel 1.
The end of the connecting pipe 14 is provided with a connecting seat 2, the connecting seat 2 is provided with three interfaces, the connecting seat 2 is Y-shaped, one end of the connecting seat 2 is respectively inserted with a first extension pipe 3 and a second extension pipe 4, one end of the first extension pipe 3 and one end of the second extension pipe 4 are connected with a luer connector 5 in a clamping mode, one end of the first extension pipe 3 is communicated with an arterial tube 15, and one end of the second extension pipe 4 is communicated with a venous tube 16.
The inner side limiting blocks 71 which are symmetrically distributed are arranged in the inner cavity of the regulator 7, the inner side limiting blocks 71 are made of natural rubber and do not generate friction with the water inlet pipe 6, the water inlet pipe 6 is positioned between the two inner side limiting blocks 71, the outer side limiting blocks 74 are welded on the outer side of the regulator 7, and the winding roller 8 is rotatably arranged between the outer side limiting blocks 74 through a rotating shaft.
The section of the regulator 7 is trapezoid, a chute 72 which is obliquely arranged is formed in the regulator, a symmetrical sliding block 821 is arranged on the outer side of the limiting ball 82, and the tail end of the sliding block 821 is inserted into the chute 72 in a sliding mode.
The smaller end of the opening of the regulator 7 is provided with a guide rod 73, and one end of the winding bar 81 bypasses the guide rod 73, so that the friction of the winding bar is reduced.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (4)
1. The utility model provides a novel dialysis catheter with water pocket, includes vessel (1), inlet tube (6), regulator (7) and roller (8), and vessel (1) is including artery (15) and vein pipe (16), and artery (15) and vein pipe (16) bond each other together, and all are hollow semicircle column structure, characterized in that, the inside of vessel (1) is equipped with pipe wall (11), and pipe wall (11) are located the middle part of its cross-section circle, are equipped with pipeline (12) on pipe wall (11), and the inside of pipeline (12) is inserted and is equipped with inlet tube (6), and one end of inlet tube (6) is equipped with pressure bag (61), is equipped with arterial side water bag (62) and vein side water bag (63) on the other end, and arterial side water bag (62) are located the inside of artery (15), and vein side water bag (63) are located the inside of vein pipe (16), and inlet tube (6) are located the one end on the outside of vessel (1) and are movable run through regulator (7), rotate on regulator (7) and are equipped with roller (8), and the winding up is equipped with on roller (8) and is equipped with balloon (81) inside the inside of regulator (7) and the end of stopper (82) is located at the end of the regulator (81), when the limiting ball (82) moves to one end of the regulator (7), the limiting ball (82) extrudes the water inlet pipe (6), and at the moment, the water inlet pipe (6) is closed;
An inner limiting block (71) which is symmetrically distributed is arranged in an inner cavity of the regulator (7), the water inlet pipe (6) is positioned between the two inner limiting blocks (71), an outer limiting block (74) which is symmetrically distributed is welded on the outer side of the regulator (7), and the winding roller (8) is rotatably arranged between the outer limiting blocks (74) which are symmetrically distributed;
the cross section of the regulator (7) is trapezoid, the inner side wall of the regulator is symmetrically provided with a chute (72) which is obliquely arranged, the outer side of the limiting ball (82) is provided with a symmetrical sliding block (821), and the tail end of the sliding block (821) is slidably inserted into the chute (72);
one end of the regulator (7) with a smaller opening is provided with a guide rod (73), and one end of the winding strip (81) bypasses the guide rod (73).
2. The novel dialysis catheter with the water bag according to claim 1, wherein the length of the venous tube (16) is longer than that of the arterial tube (15), a slot is formed in one end of the tube wall (11), latex stoppers (13) are arranged on the slot, the two latex stoppers (13) are located on different sides, the arterial side water bag (62) is located on the inner side of the latex stoppers (13) on the arterial tube (15), and the venous side water bag (63) is located on the inner side of the latex stoppers (13) on the venous tube (16).
3. A new dialysis catheter with a water sac according to claim 1, characterized in that the end of the vessel (1) is provided with a connecting tube (14), the connecting tube (14) is rotatably provided with a swivel, the outside of which is provided with a fixing wing (21).
4. A novel dialysis catheter with water sac according to claim 3, characterized in that the end of the connecting tube (14) is provided with a connecting seat (2), the connecting seat (2) is provided with three interfaces and is in a shape of 'Y', one end of the connecting seat (2) is respectively inserted with a first extension tube (3) and a second extension tube (4), one ends of the first extension tube (3) and the second extension tube (4) are connected with a luer connector (5) in a clamping manner, one end of the first extension tube (3) is communicated with an arterial tube (15), and one end of the second extension tube (4) is communicated with a venous tube (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972188.9A CN110559498B (en) | 2019-10-14 | 2019-10-14 | Novel dialysis catheter with water bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972188.9A CN110559498B (en) | 2019-10-14 | 2019-10-14 | Novel dialysis catheter with water bag |
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| Publication Number | Publication Date |
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| CN110559498A CN110559498A (en) | 2019-12-13 |
| CN110559498B true CN110559498B (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910972188.9A Active CN110559498B (en) | 2019-10-14 | 2019-10-14 | Novel dialysis catheter with water bag |
Country Status (1)
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112168314A (en) * | 2020-10-20 | 2021-01-05 | 太平洋康泰科学仪器（济南）有限公司 | Puncture ovum-taking device with heat-insulating structure |
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| JPH1147265A (en) * | 1997-07-29 | 1999-02-23 | Sumitomo Bakelite Co Ltd | Two baloon catheter |
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| Publication number | Publication date |
|---|---|
| CN110559498A (en) | 2019-12-13 |
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