CN108852469B - Disc type haemorrhoids ligation device - Google Patents
Disc type haemorrhoids ligation device Download PDFInfo
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- CN108852469B CN108852469B CN201810393834.1A CN201810393834A CN108852469B CN 108852469 B CN108852469 B CN 108852469B CN 201810393834 A CN201810393834 A CN 201810393834A CN 108852469 B CN108852469 B CN 108852469B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/32056—Surgical snare instruments
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Abstract
The invention discloses a disc type haemorrhoid ligation device, which comprises an elastic line, a line pushing pipe, a gun barrel, a pushing disc, a gun body and a driving device, wherein the elastic line is arranged on the line pushing pipe; one end of the elastic line is sleeved with the front end of the gun barrel; the other end of the wire pushing pipe penetrates through the wire pushing pipe and is arranged on the gun barrel; the gun barrel is connected with the gun body; the pushing disc is arranged on the gun barrel, and the pushing pipe moves along the front end of the gun barrel under the pushing action of the pushing disc so as to be suitable for pushing the elastic line out; the push disc is connected with a driving device; the driving device is arranged on the gun body and used for generating power for driving the push disc. According to the disc type haemorrhoid ligation device, the push wire pipes with different lengths are sequentially pushed out through the push disc, the blocking phenomenon caused by the fact that an elastic wire is pulled through a traction wire in the prior art is solved, the loading number of the push wire pipes is increased, the time for installing the push wire pipes is shortened, and the success rate of operation is improved. The device can be provided with a plurality of elastic rings, and can meet the requirements of various treatment conditions.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a disc type hemorrhoid ligation device.
Background
The common method for treating hemorrhoids adopts a ligation operation, and the principle is that a special rubber ring is ligated at the root or the base of the internal hemorrhoid, and the blood supply of the hemorrhoid is blocked by the elastic retraction force of the rubber ring, so that the hemorrhoid is necrotized, atrophied and dropped off, thereby achieving the purpose of healing; at present, the instruments used for performing the ligation operation generally adopt an elastic thread ligation device, and the ligation device adsorbs hemorrhoids through vacuum and then sleeves the hemorrhoids through elastic threads so as to achieve the purpose of necrosis of the hemorrhoids. However, the ligation device can only carry 1-3 elastic coils once, and cannot meet the purpose that the number of the elastic coils in the actual treatment process can exceed 3, and some treatment guns can exceed three elastic coils, and the assembly of the components is relatively complex, and the cost of part of the products is high.
In addition, the ligation device in the prior art adopts a traction wire which is arranged in a negative pressure device inside the gun barrel, so that the phenomenon of air leakage is easy to occur; the traction wire is pulled to push out the elastic wire, so that the blockage phenomenon is easy to occur, and the operation failure is caused.
Disclosure of Invention
The invention aims to provide a disc type haemorrhoids ligation device; the device can push the line pushing pipe through the pushing disc arranged outside, so that the elastic line is pushed out, and the device is convenient to operate and easy to succeed.
The purpose of the invention is realized by the following technical scheme:
the invention provides a disc type haemorrhoid ligation device, which comprises an elastic line, a line pushing pipe, a gun barrel, a pushing disc, a gun body and a driving device, wherein the elastic line is arranged on the line pushing pipe;
one end of the elastic line is sleeved with the front end of the gun barrel; the other end of the wire pushing pipe penetrates through the wire pushing pipe and is arranged on the gun barrel; the gun barrel is connected with the gun body; the pushing disc is arranged on the gun barrel, and the pushing pipe moves along the front end of the gun barrel under the pushing action of the pushing disc so as to be suitable for pushing the elastic line out; the push disc is connected with a driving device; the driving device is arranged on the gun body and used for generating power for driving the push disc.
Furthermore, the line pushing pipes are sequentially arranged on the gun barrel side by side, elastic lines at the front ends of the line pushing pipes are sequentially sleeved at the front ends of the gun barrel, and the distances between the rear ends of the line pushing pipes and the pushing disc are sequentially increased; the push disc sequentially pushes the push pipe one by one under the action of the driving device so as to be suitable for sequentially pushing the elastic lines one by one.
Further, the driving device comprises a trigger, a gear and a rack; the trigger is arranged on the gun body and is connected with the gear for rotating the gear; the gear is meshed with the rack and used for pushing the rack to move forwards, and the rack is connected with the push disc and suitable for driving the push disc forwards.
Further, be provided with six on the barrel and push away the spool, six are pushed away the spool and are the circumference form and set up on the barrel, and is the longest push away the elastic line of spool and set up in the foremost of barrel, and is the longest push away the spool and push away the dish and be closest to, it releases the spool that pushes away that is closest in proper order to push away the dish.
Further, be provided with the fixed slot that is used for fixed spool of pushing away on the barrel, the spool activity of pushing away sets up in the fixed slot.
Further, a negative pressure device is arranged on the gun body and comprises a negative pressure pipe, a negative pressure release switch and a negative pressure interface;
one end of the negative pressure pipe is connected with the gun barrel; the other end of the negative pressure pipe is connected with a negative pressure interface; the negative pressure release switch is arranged on the gun body and used for controlling the on-off of the negative pressure tube.
Further, the rack is arranged on a sleeve, and the sleeve is connected with the push disc; the sleeve is provided with a limiting groove, the gun body is provided with a limiting rocker arm, and the limiting rocker arm is matched with the limiting groove in the sleeve to be suitable for the push disc to move forwards to a preset position under the pushing of the sleeve.
Furthermore, the limiting rocker arm is provided with four to six limiting grooves, and the limiting grooves formed in the sleeve are also provided with four to six limiting grooves which are matched with the limiting rocker arm.
Due to the adoption of the technical scheme, the invention has the following advantages:
according to the disc type haemorrhoid ligation device, the push wire pipes with different lengths are sequentially pushed out through the push disc, the blocking phenomenon caused by the fact that an elastic wire is pulled through a traction wire in the prior art is solved, the push wire pipes can be arranged along the circumference of the gun barrel, the loading number of the push wire pipes is increased, the time for installing the push wire pipes is shortened, and the phenomenon of air leakage of a negative pressure device is reduced because the push wire pipes are arranged outside the gun barrel which is a part of a negative pressure pipe; the success rate of the operation is improved. The device can be provided with a plurality of elastic rings, and can meet the requirements of various treatment conditions. This device promotes through gear and rack and pushes away the dish to promote the elastic line through pushing away the spool, the equipment is simpler, and part cost is cheaper.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
The drawings of the present invention are described below.
FIG. 1 is a front view of the structure of a disc type hemorrhoid ligation device.
FIG. 2 is a top view of the structure of the disc type hemorrhoid ligation device.
FIG. 3 is a sectional view of the disk type hemorrhoid ligation device.
FIG. 4 is a perspective view of the structure of the disc type hemorrhoid ligation device.
FIG. 5 is an overall view of the structure of the disc type hemorrhoid ligation device.
Fig. 6 is a cross-sectional view of the sleeve structure.
Fig. 7 is an overall view of the sleeve structure.
The labels in the figure are as follows:
1 is an elastic line, 2 is a line pushing pipe, 3 is a gun barrel, 4 is a pushing disc, 5 is a gun body and 6 is a driving device;
31 is a fixed groove;
41 is a sleeve, 42 is a limit groove, and 43 is a limit rocker arm;
a trigger 61, a gear 62 and a rack 63;
71 is a negative pressure pipe, 72 is a negative pressure release switch, 73 is a negative pressure interface.
Detailed Description
The invention is further illustrated by the following figures and examples.
As shown in the drawings, the disc hemorrhoid ligation device provided by the embodiment comprises an elastic thread, a thread pushing pipe, a gun barrel, a pushing disc, a gun body and a driving device;
one end of the elastic line is sleeved with the front end of the gun barrel; the other end of the wire pushing pipe penetrates through the wire pushing pipe and is arranged on the gun barrel; the gun barrel is connected with the gun body; the pushing disc is arranged on the gun barrel, and the pushing pipe moves along the front end of the gun barrel under the pushing action of the pushing disc so as to be suitable for pushing the elastic line out; the push disc is connected with a driving device; the driving device is arranged on the gun body and used for generating power for driving the push disc.
The line pushing pipes are sequentially arranged on the gun barrel side by side, elastic lines at the front ends of the line pushing pipes are sequentially sleeved at the front ends of the gun barrel, and the distances between the rear ends of the line pushing pipes and the pushing disc are sequentially increased; the push disc sequentially pushes the push pipe one by one under the action of the driving device so as to be suitable for sequentially pushing the elastic lines one by one.
The driving device comprises a trigger, a gear and a rack; the trigger is arranged on the gun body and is connected with the gear for rotating the gear; the gear is meshed with the rack and used for pushing the rack to move forwards, and the rack is connected with the push disc and suitable for driving the push disc forwards.
Be provided with six on the barrel and push away the spool, six are pushed away the spool and are the circumference form and set up on the barrel, the longest elasticity line that pushes away the spool sets up in the foremost of barrel, the longest pushes away the spool and pushes away the dish and be closest to, it releases the closest spool that pushes away in proper order to push away the dish.
Be provided with the fixed slot that is used for fixed pipe of pushing away on the barrel, push away the spool activity and set up in the fixed slot.
The gun body is provided with a negative pressure device, and the negative pressure device comprises a negative pressure pipe, a negative pressure release switch and a negative pressure interface;
one end of the negative pressure pipe is connected with the gun barrel; the other end of the negative pressure pipe is connected with a negative pressure interface; the negative pressure release switch is arranged on the gun body and used for controlling the on-off of the negative pressure tube.
The rack is arranged on the sleeve, and the sleeve is connected with the push disc; the sleeve is provided with a limiting groove, the gun body is provided with a limiting rocker arm, and the limiting rocker arm is matched with the limiting groove in the sleeve to be suitable for the push disc to move forwards to a preset position under the pushing of the sleeve.
The spacing rocking arm that this embodiment provided sets up four to six, and the spacing groove that sets up on the sleeve also is four to six, with the cooperation of spacing rocking arm.
When the driving device pushes the push disc to advance to the position of the limiting groove, the sleeve on the push disc follows to advance to the position of the limiting rocker arm together and stops moving; therefore, the limiting groove and the limiting rocker arm are used for preventing misoperation, if a plurality of wire pushing pipes need to be pushed to realize an operation, the limiting rocker arm needs to be pushed in a manual mode, and when the sleeve rotates to a horizontal position and then is unlocked, the wire pushing pipe can be continuously pushed forwards by the pushing disc.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, 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 or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered in the protection scope of the present invention.
Claims (7)
1. The utility model provides a disk haemorrhoids ligation device which characterized in that: comprises an elastic line, a line pushing pipe, a gun barrel, a pushing disc, a gun body and a driving device;
one end of the elastic line is sleeved at the front end of the gun barrel; the other end of the wire pushing pipe penetrates through the wire pushing pipe and is arranged on the gun barrel; the gun barrel is connected with the gun body; the pushing disc is arranged on the gun barrel, and the pushing pipe moves along the front end of the gun barrel under the pushing action of the pushing disc so as to be suitable for pushing the elastic line out; the push disc is connected with a driving device; the driving device is arranged on the gun body and used for generating power for driving the push disc;
the wire pushing pipes are sequentially arranged on the gun barrel side by side, the elastic wires at the front ends of the wire pushing pipes are sequentially sleeved at the front ends of the gun barrel, and the distances between the rear ends of the wire pushing pipes and the pushing disc are sequentially increased; the push disc sequentially pushes the push pipe one by one under the action of the driving device so as to be suitable for sequentially pushing the elastic lines one by one.
2. The disc hemorrhoid ligation device according to claim 1, wherein: the driving device comprises a trigger, a gear and a rack; the trigger is arranged on the gun body and is connected with the gear for rotating the gear; the gear is meshed with the rack and used for pushing the rack to move forwards, and the rack is connected with the push disc and suitable for driving the push disc forwards.
3. The disc hemorrhoid ligation device according to claim 1, wherein: be provided with six on the barrel and push away the spool, six are pushed away the spool and are the circumference form and set up on the barrel, and is the longest push away the elastic line of spool and set up in the foremost of barrel, and is the longest push away the spool and push away the dish and be closest to, it releases the spool that pushes away that will be closest in proper order to push away the dish.
4. The disc hemorrhoid ligation device according to claim 1, wherein: be provided with the fixed slot that is used for fixed pipe of pushing away on the barrel, push away the spool activity and set up in the fixed slot.
5. The disc hemorrhoid ligation device according to claim 1, wherein: the gun body is provided with a negative pressure device, and the negative pressure device comprises a negative pressure pipe, a negative pressure release switch and a negative pressure interface;
one end of the negative pressure pipe is connected with the gun barrel; the other end of the negative pressure pipe is connected with a negative pressure interface; the negative pressure release switch is arranged on the gun body and used for controlling the on-off of the negative pressure tube.
6. The disc hemorrhoid ligation device according to claim 2, wherein: the rack is arranged on the sleeve, and the sleeve is connected with the push disc; the sleeve is provided with a limiting groove, the gun body is provided with a limiting rocker arm, and the limiting rocker arm is matched with the limiting groove in the sleeve to be suitable for the push disc to move forwards to a preset position under the pushing of the sleeve.
7. The disc hemorrhoid ligation device according to claim 6, wherein: the limiting rocker arm is provided with four to six limiting grooves, and the limiting grooves are also provided with four to six limiting grooves which are matched with the limiting rocker arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393834.1A CN108852469B (en) | 2018-04-27 | 2018-04-27 | Disc type haemorrhoids ligation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393834.1A CN108852469B (en) | 2018-04-27 | 2018-04-27 | Disc type haemorrhoids ligation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108852469A CN108852469A (en) | 2018-11-23 |
| CN108852469B true CN108852469B (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810393834.1A Active CN108852469B (en) | 2018-04-27 | 2018-04-27 | Disc type haemorrhoids ligation device |
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| CN (1) | CN108852469B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111248980B (en) * | 2020-04-08 | 2024-07-23 | 何阳 | Integrated full single-hand operation selective hemorrhoid ligation device |
| CN111588435A (en) * | 2020-06-16 | 2020-08-28 | 江苏安诺锐科医疗器械有限公司 | Elastic line pushing assembly and ligation device using same |
| CN111956876B (en) * | 2020-08-26 | 2023-05-12 | 重庆尚业医疗器械有限公司 | Anti-blocking suction tube for operation and anti-blocking method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2388783A (en) * | 2002-05-25 | 2003-11-26 | Essam Mohamed Ghareeb | Device for applying elastic bands to haemorrhoids |
| EP2433573B1 (en) * | 2010-09-24 | 2013-04-24 | Alan Smith | Device for applying successive resilient ligating bands to tissue |
| CN103519860A (en) * | 2013-09-18 | 2014-01-22 | 许瑞云 | Method for setting elastic threads in ligation device and automatic elastic thread ligation device |
| CN106175883B (en) * | 2016-08-11 | 2019-01-29 | 湖南灵康医疗科技有限公司 | The setting method of elastic thread and elastic thread looping and binding device in ejecting type looping and binding device |
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- 2018-04-27 CN CN201810393834.1A patent/CN108852469B/en active Active
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| CN108852469A (en) | 2018-11-23 |
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