CN220442959U - General external liver, gall and pancreas drainage device - Google Patents
General external liver, gall and pancreas drainage device Download PDFInfo
- Publication number
- CN220442959U CN220442959U CN202321429798.2U CN202321429798U CN220442959U CN 220442959 U CN220442959 U CN 220442959U CN 202321429798 U CN202321429798 U CN 202321429798U CN 220442959 U CN220442959 U CN 220442959U
- Authority
- CN
- China
- Prior art keywords
- guide pipe
- catheter
- screw rod
- negative pressure
- drainage
- Prior art date
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Links
- 210000004185 liver Anatomy 0.000 title claims abstract description 13
- 210000000496 pancreas Anatomy 0.000 title claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002682 general surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model provides a general external liver, gall and pancreas drainage device, which comprises a catheter; a negative pressure cleaning assembly is arranged in the guide pipe; the negative pressure cleaning assembly comprises a piston plate which is arranged in the guide pipe and is attached to the inner wall of the guide pipe; a screw rod is rotatably connected to the piston plate; the lead screw is in threaded connection with the guide pipe; the screw rod is fixedly connected with a fixed column; a cleaning brush is fixedly sleeved on the fixing column; the piston plate is in sealed rotary connection with the screw rod; a puncture tube assembly is arranged on the catheter; the drainage component is arranged on the catheter, and the catheter can be subjected to negative pressure drainage through the negative pressure cleaning component, so that the inner wall of the catheter is convenient to clean.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a general external liver, gall and pancreas drainage device.
Background
In general surgery, liver, gall and pancreas surgery mainly uses drug treatment and focus drainage, and with the gradual development of related technologies, the two treatment methods are gradually combined to achieve more effective treatment effects.
The existing drainage device is usually a negative pressure device with the function of a drainage tube, drainage is carried out through the drainage tube under the negative pressure condition of the negative pressure device, pus or other foreign matters are adhered to the inner wall of a catheter under the condition, and aiming at the problems, the drainage device for the liver, gall and pancreas of the general outside can conduct negative pressure drainage on the catheter through a negative pressure cleaning assembly, and cleaning of the inner wall of the catheter is facilitated.
Disclosure of Invention
The general external liver, gall and pancreas drainage device provided by the utility model can conduct negative pressure drainage on the catheter through the negative pressure cleaning assembly, and is convenient for cleaning the inner wall of the catheter.
The utility model provides a general external liver, gall and pancreas drainage device, which comprises a catheter; a negative pressure cleaning assembly is arranged in the guide pipe; the negative pressure cleaning assembly comprises a piston plate which is arranged in the guide pipe and is attached to the inner wall of the guide pipe; a screw rod is rotatably connected to the piston plate; the lead screw is in threaded connection with the guide pipe; the screw rod is fixedly connected with a fixed column; a cleaning brush is fixedly sleeved on the fixing column; the piston plate is in sealed rotary connection with the screw rod; a puncture tube assembly is arranged on the catheter; be equipped with flowing back subassembly on the pipe, during the use, insert patient's focus department through the subassembly, rotate lead screw, lead screw and pipe threaded connection, the lead screw moves to the end of keeping away from the puncture pipe subassembly, drive the piston board and move to the end of keeping away from the puncture pipe subassembly, the negative pressure in the pipe, enter into the pipe through the puncture pipe subassembly, the opposite direction rotates the lead screw, lead screw and pipe threaded connection, the lead screw moves to the end that is close to the puncture pipe subassembly, drive the piston board and move to the end that is close to the puncture pipe subassembly, extract in the pipe is discharged through flowing back subassembly, the lead screw rotates, when moving, drive the fixed column rotates and moves, thereby drive the cleaning brush and rotate and move, clean the pipe inside, avoid the adhesion.
Further, the puncture tube assembly comprises a drainage tube fixedly communicated with the catheter; a puncture tube is sleeved outside the drainage tube; one end of the puncture tube far away from the catheter is of a beveling structure, and the puncture tube of the beveling structure is convenient to be inserted into a focus of a patient.
Further, the liquid draining assembly comprises a liquid draining pipe fixedly communicated with the guide pipe; the liquid discharge pipe is internally provided with the one-way valve, and the one-way valve prevents external air from entering the guide pipe through the liquid discharge pipe, so that liquid suction and liquid discharge are facilitated.
Further, a second one-way valve is arranged in the conduit; the one-way valve is arranged between the second one-way valve and the fixed column. Avoiding the liquid from being discharged through the puncture tube.
Further, the threaded connection comprises an external thread arranged on the surface of the screw rod and an internal thread which is matched with the external thread and arranged on the guide pipe, so that the screw rod can be guaranteed to rotate and move.
Further, the lead screw is fixedly connected with a pulling plate arranged at the outer end of the guide pipe, and the pulling plate is convenient for rotating the lead screw.
The utility model has the beneficial effects that: the general external liver, gall and pancreas drainage device provided by the utility model can conduct negative pressure drainage on the catheter through the negative pressure cleaning assembly, and is convenient for cleaning the inner wall of the catheter.
Drawings
Fig. 1 is a structural diagram of a general external liver, gall and pancreas drainage device.
Fig. 2 is a cross-sectional structure diagram of a general external liver, gall and pancreas drainage device.
( 1. A conduit; 2. a piston plate; 3. a screw rod; 4. fixing the column; 5. a cleaning brush; 6. a drainage tube; 7. a puncture tube; 8. a chamfer structure; 9. a liquid discharge pipe; 10. a one-way valve; 11. a second one-way valve; 12. pulling plate )
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
According to the figure 1 and the figure 2, the device for draining the liver, gall and pancreas comprises a catheter 1; a negative pressure cleaning assembly is arranged in the guide pipe 1; the negative pressure cleaning assembly comprises a piston plate 2 which is arranged in the guide pipe 1 and is attached to the inner wall of the guide pipe 1; the piston plate 2 is rotatably connected with a screw rod 3; the lead screw 3 is in threaded connection with the guide pipe 1; a fixed column 4 is fixedly connected to the screw rod 3; a cleaning brush 5 is fixedly sleeved on the fixing column 4; the piston plate 2 is in sealed rotary connection with the screw rod 3; a puncture tube assembly is arranged on the catheter 1; the catheter 1 is provided with a liquid draining component.
The puncture tube assembly comprises a drainage tube 6 fixedly communicated with a catheter 1; a puncture tube 7 is sleeved outside the drainage tube 6; the end of the puncture tube 7 far away from the catheter 1 is provided with a chamfer structure 8.
The liquid discharging component comprises a liquid discharging pipe 9 fixedly communicated with the catheter 1; a one-way valve 10 is arranged in the liquid discharge pipe 9.
The catheter 1 is internally provided with a second one-way valve 11; the check valve 10 is arranged between the second check valve 11 and the fixed column 4.
The threaded connection comprises an external thread arranged on the surface of a screw rod 3 and an internal thread which is matched with the external thread and arranged on a guide pipe 1.
The lead screw 3 is fixedly connected with a pulling plate 12 arranged at the outer end of the guide pipe 1.
The principle of the utility model is as follows: during the use, insert the focus department of patient through the chamfer structure of pjncture tube 7 with pjncture tube 7, rotate arm-tie 12, drive lead screw 3 rotation, lead screw 3 and pipe 1 threaded connection, lead screw 3 moves to the end of keeping away from pjncture tube 7, drive piston board 2 to the end of keeping away from pjncture tube 7, the negative pressure in pipe 1, through pjncture tube 7, second check valve 11, enter into in pipe 1, reverse direction rotation arm-tie 12, drive lead screw 3 rotation, lead screw 3 and pipe 1 threaded connection, lead screw 3 moves to the end that is close to pjncture tube 7, drive piston board 2 to the end that is close to pjncture tube 7 moves, extract in the pipe 1 is discharged through fluid-discharge tube 9, lead screw 3 rotates, when moving, drive fixed column 4 rotates and moves, thereby drive cleaning brush 5 rotates and moves, clean the inside of pipe 1, avoid the adhesion.
While the utility model has been described with reference to the preferred embodiments, it is not limited thereto, and various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the utility model, which is to be limited only by the appended claims.
Claims (6)
1. A general external liver, gall and pancreas drainage device, which comprises a catheter (1); the method is characterized in that: a negative pressure cleaning assembly is arranged in the guide pipe (1); the negative pressure cleaning assembly comprises a piston plate (2) which is arranged in the guide pipe (1) and is attached to the inner wall of the guide pipe (1); a screw rod (3) is rotatably connected to the piston plate (2); the lead screw (3) is in threaded connection with the guide pipe (1); a fixed column (4) is fixedly connected to the screw rod (3); a cleaning brush (5) is fixedly sleeved on the fixing column (4); the piston plate (2) is in sealing and rotating connection with the screw rod (3); a puncture tube assembly is arranged on the catheter (1); the catheter (1) is provided with a liquid draining component.
2. The device for extrageneral hepatobiliary pancreatic drainage according to claim 1, wherein: the puncture tube assembly comprises a drainage tube (6) fixedly communicated with the catheter (1); a puncture tube (7) is sleeved outside the drainage tube (6); one end of the puncture tube (7) far away from the catheter (1) is of a beveling structure (8).
3. The device for extrageneral hepatobiliary pancreatic drainage according to claim 1, wherein: the liquid draining assembly comprises a liquid draining pipe (9) fixedly communicated with the guide pipe (1); a one-way valve (10) is arranged in the liquid discharge pipe (9).
4. The device for extrageneral hepatobiliary pancreatic drainage according to claim 1, wherein: a second one-way valve (11) is arranged in the guide pipe (1); the one-way valve (10) is arranged between the second one-way valve (11) and the fixed column (4).
5. The device for extrageneral hepatobiliary pancreatic drainage according to claim 1, wherein: the threaded connection comprises an external thread arranged on the surface of the screw rod (3) and an internal thread which is matched with the external thread and arranged on the guide pipe (1).
6. The device for extrageneral hepatobiliary pancreatic drainage according to claim 1, wherein: the lead screw (3) is fixedly connected with a pulling plate (12) arranged at the outer end of the guide pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321429798.2U CN220442959U (en) | 2023-06-07 | 2023-06-07 | General external liver, gall and pancreas drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321429798.2U CN220442959U (en) | 2023-06-07 | 2023-06-07 | General external liver, gall and pancreas drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220442959U true CN220442959U (en) | 2024-02-06 |
Family
ID=89727957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321429798.2U Active CN220442959U (en) | 2023-06-07 | 2023-06-07 | General external liver, gall and pancreas drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220442959U (en) |
-
2023
- 2023-06-07 CN CN202321429798.2U patent/CN220442959U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |