CN210019523U - Minimally invasive gallbladder-protecting lithotomy device for hepatobiliary surgery - Google Patents

Abstract

The utility model discloses a liver and gall surgery minimal access gallbladder stone extractor, which comprises a minimally invasive gallbladder-protecting stone extractor body and a stone-extracting mechanism, wherein the minimally invasive gallbladder-protecting stone extractor body is provided with a loop bar, a push-pull pipe mounting groove, a push-pull pipe, a stone-extracting mechanism, a threaded joint, a threaded connection groove, a data optical fiber, a connection ring A, a connection ring B, a lotus leaf forceps A, a lotus leaf forceps B, a plectrum, a movable connection buckle, a push-pull rod, a lotus leaf forceps arm mechanism and a connector, one end of the minimally invasive gallbladder-protecting stone extractor body is provided with the openable stone-extracting mechanism, and the stone-extracting mechanism is opened or closed under the drive of the push-pull pipe, so that stones in the gallbladder can be extracted in the operation process, and other parts of the gallbladder can not be injured, the device has reasonable design, simple structure, is convenient for passing in and out of the abdominal cavity of a patient, has small incision, avoids overlarge wound on the gallbladder, can also avoid damaging surrounding tissues and can easily take out the calculus in the gall bladder of the patient.

Description

Minimally invasive gallbladder-protecting lithotomy device for hepatobiliary surgery

Technical Field

The utility model relates to a hepatobiliary surgery technical field specifically is a hepatobiliary surgery wicresoft protects courage lithotomy ware.

Background

With the improvement of living standard, the adjustment of dietary structure, the gradual popularization of physical examination and the like, the prevalence rate of gall bladder stones in China is gradually increased, and at present, the prevalence rate is more than 10%, so that the gall bladder stones become common diseases and frequently encountered diseases in China. Because cholecystolithiasis can cause symptoms of digestive tracts such as abdominal distension and dyspepsia, severe patients induce biliary colic, complicated bile duct infection, obstructive jaundice, pancreatitis and the like, and are closely related to bile duct tumors, sufficient attention needs to be paid to treatment of cholecystolithiasis, and early discovery and treatment are achieved.

Along with the continuous development of modern science and technology and the progress of endoscope technology in recent years, people are prompted to focus again on gallbladder-protecting lithotomy. At present, the gallbladder-protecting calculus removing operation is to remove calculus under direct vision, so that calculus can be completely removed, and recurrence caused by calculus residue is avoided. Therefore, the gallbladder-protecting lithotomy can not only avoid complications caused by cholecystectomy, but also meet the gallbladder-protecting requirements of patients, and no serious complications and death cases are seen so far. Therefore, the gallbladder-protecting calculus-removing operation is considered to be a humanized treatment means for patients with partial gallbladder function and strong gallbladder-protecting willingness.

The gallbladder calculus is preferably selected at present in cholecystectomy, but the gallbladder function is good, the gallbladder calculus is singly taken, especially for young patients, the gallbladder calculus patient with strong gallbladder protection will still adopts a recommended operation mode, and the gallbladder protection and calculus removal operation can be an abdominal operation or a gallbladder protection and calculus removal operation under the combination of double mirrors; the open abdominal operation has relatively large wound for patients, long postoperative recovery time and complications such as abdominal adhesion and the like; the gallbladder-protecting calculus-removing under the double-lens combination has higher requirements on the endoscope technology of the operator, and the treatment cost is relatively higher; the minimally invasive gallbladder-protecting calculus remover can be used for taking out calculus in a gallbladder by taking a small incision of the right upper abdomen under direct vision, and has the advantages of small wound, clean calculus taking, reduction of complications, reduction of treatment cost, shortening of postoperative recovery time and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liver and gall surgery wicresoft protects courage stone extractor to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the minimally invasive gallbladder-protecting stone extractor for hepatobiliary surgery comprises a minimally invasive gallbladder-protecting stone extractor body and a stone-extracting mechanism, wherein a loop bar is arranged on the minimally invasive gallbladder-protecting stone extractor body, a push-pull pipe mounting groove is formed in the loop bar, a push-pull pipe is arranged in the push-pull pipe mounting groove, the push-pull pipe is matched with the push-pull pipe mounting groove, a threaded joint is arranged at one end of the loop bar, external threads are arranged on the threaded joint, and the stone-extracting mechanism is arranged on the threaded joint.

Preferably, the connecting ring A is arranged in the center of the interior of the stone taking mechanism, the connecting ring B is arranged on the outer side of the connecting ring A, the lotus leaf tong arm mechanisms are symmetrically arranged on the outer side wall of the connecting ring B, and the lotus leaf tong arm mechanisms are connected with the outer side wall of the connecting ring B through movable connecting buckles.

Preferably, the lotus leaf tong arm mechanism is provided with a lotus leaf tong A, one end of the lotus leaf tong A is provided with a lotus leaf tong B, the other end of the lotus leaf tong B is provided with a shifting piece, the lotus leaf tong A, the lotus leaf tong B and the shifting piece are integrated, the outer side of the shifting piece is in a semicircular arc shape, and the center of the lotus leaf tong A is provided with a movable connecting buckle.

Preferably, a push-pull rod is arranged between the movable connecting buckles arranged in the centers of the connecting ring A and the lotus leaf pincers A, connectors are arranged at two ends of the push-pull rod, the connectors and the push-pull rod are of an integrated structure, one end of the push-pull rod is connected with the outer side wall of the connecting ring A through the movable connecting buckles, and the other end of the push-pull rod is connected with the movable connecting buckles in the center of the lotus leaf pincers A.

Preferably, the one end inboard of push-and-pull pipe is equipped with the thread connection groove, and the inside lateral wall of thread connection groove is equipped with the internal thread, the inside of push-and-pull pipe is close to thread connection groove department and is equipped with high definition digtal camera, the inside of push-and-pull pipe is the dead slot, is equipped with data optic fibre in the dead slot, and data optic fibre is connected with high definition digtal camera.

Preferably, the connecting ring B is symmetrically provided with push-pull rod movable grooves inside, and the width of the push-pull rod movable grooves is twice the diameter of the push-pull rod.

Compared with the prior art, the beneficial effects of the utility model are that:

get stone mechanism and open or close under the drive of push-and-pull pipe to take out the calculus in the hepatobiliary in the operation process, can not cause the injury to other positions of liver moreover, this device reasonable in design, simple structure makes things convenient for business turn over patient's abdominal cavity, can easily take out the calculus in patient's hepatobiliary.

Drawings

FIG. 1 is a schematic view of the minimally invasive gallbladder-protecting lithotomy device body of the utility model;

FIG. 2 is a schematic view of the stone taking mechanism of the present invention;

FIG. 3 is a schematic view of the loop bar of the present invention;

FIG. 4 is a drawing of the push-pull tube of the present invention;

fig. 5 is a schematic view of the push-pull rod of the present invention.

In the figure: 1. a minimally invasive gallbladder-protecting stone extractor body; 2. a loop bar; 3. a push-pull pipe mounting groove; 4. pushing and pulling the pipe; 5. a stone taking mechanism; 6. a threaded joint; 7. connecting grooves by screw threads; 8. a data fiber; 9. a connecting ring A; 10. a connecting ring B; 11. lotus leaf clamp A; 12. lotus leaf clamp B; 13. a shifting sheet; 14. the movable connecting buckle; 15. a push-pull rod; 16. a lotus leaf tong arm mechanism; 17. a connector; 18. a push-pull rod movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a gall bladder surgery wicresoft protects courage stone extractor, protect courage stone extractor body 1 including the wicresoft, get stone head mechanism 5, the wicresoft is protected and is equipped with loop bar 2 on the courage stone extractor body 1, the inside of loop bar 2 is equipped with push-and-pull pipe mounting groove 3, the inside of push-and-pull pipe mounting groove 3 is equipped with push-and-pull pipe 4, the one end inboard of push-and-pull pipe 4 is equipped with threaded connection groove 7, threaded connection groove 7's inside lateral wall is equipped with the internal thread, push-and-pull pipe 4's inside is close to threaded connection groove 7 department and is equipped with high definition digtal camera, push-and-pull pipe 4's inside is the dead.

Push-and-pull pipe 4 and push-and-pull pipe mounting groove 3 phase-match, the one end of loop bar 2 is equipped with threaded joint 6, is equipped with the external screw thread on the threaded joint 6.

The screw joint 6 is provided with a stone taking mechanism 5, the inner center of the stone taking mechanism 5 is provided with a connecting ring A9, a push-pull rod 15 is arranged between the connecting ring A9 and the center of the lotus leaf clamp A11 and is provided with a movable connecting buckle 14, two ends of the push-pull rod 15 are provided with connecting heads 17, the connecting heads 17 and the push-pull rod 15 are of an integral structure, one end of the push-pull rod 15 is connected with the outer side wall of the connecting ring A9 through the movable connecting buckle 14, and the other end of the push-pull rod 15 is connected with the movable connecting buckle 14 in the center of the lotus leaf.

The center of the lotus leaf clamp A11 is provided with a movable connecting buckle 14, the lotus leaf clamp arm mechanism 16 is connected with the outer side wall of the connecting ring B10 through the movable connecting buckle 14, the inside of the connecting ring B10 is symmetrically provided with push-pull rod movable grooves 18, the width of the push-pull rod movable grooves 18 is twice of the diameter of the push-pull rod 15, so that the push-pull rod 15 can flexibly swing inside the push-pull rod movable grooves 18.

The outer side of the connecting ring A9 is provided with a connecting ring B10, the outer side wall of the connecting ring B10 is symmetrically provided with lotus leaf tong arm mechanisms 16, the lotus leaf tong arm mechanisms 16 are provided with lotus leaf tongs A11, one end of the lotus leaf tongs A11 is provided with the lotus leaf tongs B12, the other end of the lotus leaf tongs B12 is provided with a shifting piece 13, the lotus leaf tongs A11, the lotus leaf tongs B12 and the shifting piece 13 are integrated, the outer side of the shifting piece 13 is in a semi-circular arc shape, when a patient is subjected to stone extraction in vivo, the push-pull pipe 4 is pushed inwards, so that the lotus leaf tong arm mechanisms 16 on the stone extraction head mechanism 5 are opened, the shifting piece 13 at the end of the lotus leaf tong arm mechanisms 16 firstly pushes stones wrapped in the liver, then the whole minimally invasive gallbladder-protecting stone extractor body 1 is pushed inwards, so that the stones enter the stone extraction head mechanism 5, then the push-pull pipe 4 is pulled backwards, so that the stone extraction head mechanism 5 with the stones is closed, and, and finally, the minimally invasive gallbladder-protecting stone extractor body 1 is removed from the body of the patient, so that the stone is smoothly taken out.

The stone head taking mechanism 5 is driven by the push-pull tube 4 to open or close, so that stones in the gall bladder are taken out in the operation process, and other parts of the liver cannot be injured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a liver and gall surgery wicresoft protects courage stone extractor, includes that wicresoft protects courage stone extractor body (1), gets stone head mechanism (5), its characterized in that: be equipped with loop bar (2) on wicresoft's guarantor courage stone extractor body (1), the inside of loop bar (2) is equipped with push-and-pull pipe mounting groove (3), and the inside of push-and-pull pipe mounting groove (3) is equipped with push-and-pull pipe (4), push-and-pull pipe (4) and push-and-pull pipe mounting groove (3) phase-match, the one end of loop bar (2) is equipped with screwed joint (6), is equipped with the external screw thread on screwed joint (6), be equipped with on screwed joint (6) and get stone head mechanism (5).

2. The minimally invasive gallbladder-protecting lithotomy device for hepatobiliary surgery according to claim 1, characterized in that: get the inside central authorities of stone head mechanism (5) and be equipped with go-between A (9), the outside of go-between A (9) is equipped with go-between B (10), the symmetry is equipped with lotus leaf tong arm mechanism (16) on the outside lateral wall of go-between B (10), and lotus leaf tong arm mechanism (16) are connected with the outside lateral wall of go-between B (10) through swing joint knot (14).

3. The minimally invasive gallbladder-protecting lithotomy device for hepatobiliary surgery according to claim 2, characterized in that: the lotus leaf tong comprises a lotus leaf tong arm mechanism (16), and is characterized in that a lotus leaf tong A (11) is arranged on the lotus leaf tong arm mechanism (16), a lotus leaf tong B (12) is arranged at one end of the lotus leaf tong A (11), a shifting piece (13) is arranged at the other end of the lotus leaf tong B (12), the lotus leaf tong A (11), the lotus leaf tong B (12) and the shifting piece (13) are integrated, the outer side of the shifting piece (13) is in a semicircular arc shape, and a movable connecting buckle (14) is arranged in the center of the lotus leaf tong A (11).

4. The minimally invasive gallbladder-protecting lithotomy device for hepatobiliary surgery according to claim 2, characterized in that: the lotus leaf pincers are characterized in that a push-pull rod (15) is arranged between a movable connecting buckle (14) arranged in the center of the connecting ring A (9) and the lotus leaf pincers A (11), connectors (17) are arranged at two ends of the push-pull rod (15), the connectors (17) and the push-pull rod (15) are of an integrated structure, one end of the push-pull rod (15) is connected with the outer side wall of the connecting ring A (9) through the movable connecting buckle (14), and the other end of the push-pull rod (15) is connected with the movable connecting buckle (14) in the center of the lotus leaf pincers A (11).

5. The minimally invasive gallbladder-protecting lithotomy device for hepatobiliary surgery according to claim 1, characterized in that: the utility model discloses a high definition digtal camera, including push-pull pipe (4), push-pull pipe (4) and high definition digtal camera, push-pull pipe's (4) one end inboard is equipped with threaded connection groove (7), and the inside lateral wall of threaded connection groove (7) is equipped with the internal thread, the inside of push-pull pipe (4) is close to threaded connection groove (7) department and is equipped with high definition digtal camera, the inside of push-pull pipe (4) is the dead slot, is equipped with data optic fibre (8) in the dead slot, and.

6. The minimally invasive gallbladder-protecting lithotomy device for hepatobiliary surgery according to claim 2, characterized in that: push-pull rod movable grooves (18) are symmetrically formed in the connecting ring B (10), and the width of each push-pull rod movable groove (18) is twice the diameter of the corresponding push-pull rod (15).

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