CN211674437U

CN211674437U - Hepatobiliary surgery is clinical with getting stone implement

Info

Publication number: CN211674437U
Application number: CN202020043811.0U
Authority: CN
Inventors: 江帆; 姜文营
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-10-16
Anticipated expiration: 2030-01-09

Abstract

The utility model provides a clinical stone extractor for hepatobiliary surgery. Hepatobiliary surgery is clinical with getting stone implement includes fixed pipe, fixed pipe is both ends open-ended cavity structure, fixed intraductal rotatory pipe that is equipped with, rotatory pipe is both ends open-ended cavity structure, be equipped with the threaded rod in the rotatory pipe, just the inner wall of rotatory pipe is equipped with the screw thread with threaded rod matched with, the one end of threaded rod is connected with the movable rod that is located the outside of rotatory pipe, just bearing frame swing joint is passed through with the one end of threaded rod to the one end of movable rod, the other end of movable rod and the first splint fixed connection that is located the fixed outside of managing, one side outer wall of fixed pipe is equipped with the second splint with first splint matched with, second splint and fixed pipe fixed connection, the one end that first splint were kept away from to fixed pipe is equipped with the fly leaf. The utility model provides a hepatobiliary surgery is clinical with getting stone implement has the action range little, is convenient for adjust length's advantage.

Description

Hepatobiliary surgery is clinical with getting stone implement

Technical Field

The utility model relates to the technical field of medical treatment, especially, relate to a hepatobiliary surgery is clinical with getting stone implement.

Background

Gallstones, also known as cholelithiasis, are diseases in which stones occur in the biliary tract, including the gallbladder or bile ducts; biliary tract infections are common diseases. The liver stone refers to a stone in a bile duct in the liver, and may be a simple stone or a stone caused by the upward migration and accumulation of a total bile duct stone, such as a total bile duct stone or a gall-bladder stone.

However, the traditional lithotomy device for hepatobiliary surgery is lithotomy forceps, the action range is too large, tissues in a human body are easily injured, the length is not adjustable, when a deep calculus is removed, lithotomy forceps of other specifications are required to be replaced, and the application range of the product is small.

Therefore, there is a need to provide a new lithotomy device for hepatobiliary surgery to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hepatobiliary surgery clinical stone extractor with small action range and convenient length adjustment.

In order to solve the technical problem, the utility model provides a hepatobiliary surgery is clinical with getting stone implement includes: the fixing tube is a cavity structure with two open ends, the fixing tube is internally provided with a rotating tube, the rotating tube is a cavity structure with two open ends, the rotating tube is internally provided with a threaded rod, the inner wall of the rotating tube is provided with threads matched with the threaded rod, one end of the threaded rod is connected with a movable rod positioned outside the rotating tube, one end of the movable rod is movably connected with one end of the threaded rod through a bearing seat, the other end of the movable rod is fixedly connected with a first clamp plate positioned outside the fixing tube, the outer wall of one side of the fixing tube is provided with a second clamp plate matched with the first clamp plate, the second clamp plate is fixedly connected with the fixing tube, one end of the fixing tube far away from the first clamp plate is provided with a movable plate, one side of the movable plate is provided with a through hole, a driving rod is arranged in the rotating tube, one end of the driving, and one end of the driving rod is fixedly connected with a driving disc positioned on one side of the movable plate, and the driving rod is connected with the fixed pipe through an adjusting mechanism.

Preferably, first limiting sliding grooves are symmetrically formed in the inner walls of the two sides of the fixed pipe, first sliding blocks are arranged in the first limiting sliding grooves, and the first sliding blocks are fixedly connected with the movable rod.

Preferably, adjustment mechanism is including seting up the spacing spout of second in the inner wall of swivelling joint both sides, be equipped with the second slider in the spacing spout of second, second slider and actuating lever fixed connection, the one end that fixed pipe is close to the fly leaf has seted up the second annular groove, be equipped with the activity ring in the second annular groove, the connected mode of activity ring and second annular groove is threaded connection, just one side of activity ring and one side fixed connection of fly leaf.

Preferably, the outer part of the driving disc is sleeved with an anti-slip sleeve.

Preferably, the inner wall of the fixed pipe is provided with a first annular groove, a limiting ring is arranged in the first annular groove, and the inner wall of the limiting ring is fixedly connected with the outer wall of the rotating pipe.

Preferably, the anti-skid layers are arranged on the sides, close to each other, of the first clamping plate and the second clamping plate.

Compared with the prior art, the utility model provides a hepatobiliary surgery is clinical with getting stone implement has following beneficial effect:

the utility model provides a hepatobiliary surgery is clinical with getting stone implement, through the mating reaction that sets up first spacing spout and first slider, when preventing that the threaded rod from driving the movable rod and moving, the movable rod follows the threaded rod rotation, through the mating reaction that sets up first annular groove and spacing ring, when the rotatory pipe is rotatory, avoid the rotatory pipe to rock about in the fixed tube, the position of restricted rotation pipe makes the rotatory pipe steady rotation, through the mating reaction that sets up actuating lever, fly leaf, driving-disc, through-hole and adjustment mechanism, can drive the rotatory pipe rotation through the rotatory driving-disc, can adjust the length of this device simultaneously, and then when getting the calculus of deeper position, do not need to change the getting stone implement of other specifications, application scope has been improved, through the mating reaction that sets up rotatory pipe and threaded rod, when the rotatory pipe is rotatory, can drive the steady removal of threaded rod, and then the first splint of drive remove towards the second splint, accomplish the fixed of calculus, compare traditional lithotomy pincers, the action range is littleer, reduces the possibility of hindering the internal tissue of human body, through the skid resistant course that sets up, reduces the gliding possibility of relative first splint of calculus and second splint, through the antiskid cover that sets up, the staff of being convenient for rotary drive dish.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a clinical lithotomy device for hepatobiliary surgery provided by the present invention;

FIG. 2 is a front cross-sectional view of FIG. 1;

fig. 3 is a schematic structural view of the adjustment mechanism shown in fig. 2.

Reference numbers in the figures: 1. a fixed tube; 2. rotating the tube; 3. a threaded rod; 4. a movable rod; 5. a bearing seat; 6. a first splint; 7. a second splint; 8. a first limiting chute; 9. a first slider; 10. a first annular groove; 11. a limiting ring; 12. a drive rod; 13. a movable plate; 14. a drive disc; 15. a through hole; 16. a second annular groove; 17. a movable ring; 18. a second limiting chute; 19. a second slider; 20. and an anti-slip layer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a clinical lithotomy device for hepatobiliary surgery according to the present invention; FIG. 2 is a front cross-sectional view of FIG. 1; fig. 3 is a schematic structural view of the adjustment mechanism shown in fig. 2. The hepatobiliary surgery clinical stone extractor includes: the fixing tube comprises a fixing tube 1, the fixing tube 1 is a cavity structure with two open ends, a rotating tube 2 is arranged in the fixing tube 1, the rotating tube 2 is a cavity structure with two open ends, a threaded rod 3 is arranged in the rotating tube 2, threads matched with the threaded rod 3 are arranged on the inner wall of the rotating tube 2, one end of the threaded rod 3 is connected with a movable rod 4 positioned outside the rotating tube 2, one end of the movable rod 4 is movably connected with one end of the threaded rod 3 through a bearing seat 5, the other end of the movable rod 4 is fixedly connected with a first clamping plate 6 positioned outside the fixing tube 1, a second clamping plate 7 matched with the first clamping plate 6 is arranged on the outer wall of one side of the fixing tube 1, the second clamping plate 7 is fixedly connected with the fixing tube 1, a movable plate 13 is arranged at one end of the fixing tube 1 far away from the first clamping plate 6, a through hole 15 is arranged on one side, be equipped with actuating lever 12 in the rotatory pipe 2, the one end of actuating lever 12 extends to in the through-hole 15, just the one end of actuating lever 12 and the driving-disc 14 fixed connection who is located fly leaf 13 one side, actuating lever 12 passes through adjustment mechanism with fixed pipe 1 and is connected.

In the specific implementation process, as shown in fig. 2, first limiting sliding grooves 8 are symmetrically formed in inner walls of two sides of the fixed pipe 1, first sliding blocks 9 are arranged in the first limiting sliding grooves 8, the first sliding blocks 9 are fixedly connected with the movable rods 4, and when the threaded rod 3 drives the movable rods 4 to move, the movable rods 4 are prevented from rotating along with the threaded rod 3.

Referring to fig. 3, adjustment mechanism is including seting up in the spacing spout 18 of second of 2 both sides inner walls of rotatory pipe, be equipped with second slider 19 in the spacing spout 18 of second, second slider 19 and actuating lever 12 fixed connection, second annular groove 16 has been seted up to the one end that fixed pipe 1 is close to fly leaf 13, be equipped with movable ring 17 in the second annular groove 16, movable ring 17 is threaded connection with the connected mode of second annular groove 16, just under one side of movable ring 17 and one side fixed connection of fly leaf 13, when getting the calculus of darker position, need not change the lithotomy ware of other specifications, improved application scope.

Referring to fig. 3, the driving plate 14 is sleeved with an anti-slip sleeve to facilitate the rotation of the driving plate 14 by the worker.

Referring to fig. 2, a first annular groove 10 has been seted up to the inner wall of fixed pipe 1, be equipped with spacing ring 11 in the first annular groove 10, just the inner wall of spacing ring 11 and the outer wall fixed connection of rotatory pipe 2, when rotatory pipe 2 is rotatory, avoid rotatory pipe 2 to rock about fixed pipe 1, inject the position of rotatory pipe 2 for the steady rotation of rotatory pipe 2.

Referring to fig. 1 and 2, the side of the first splint 6 close to the second splint 7 is provided with an anti-slip layer 20, so as to reduce the possibility of stones sliding relative to the first splint 6 and the second splint 7.

The utility model provides a hepatobiliary surgery is clinical as follows with stone extractor's theory of operation:

when the stone fixing device is used, the driving rod 12 is rotated by rotating the driving disk 14, the rotating tube 2 is driven to rotate by the second sliding block 19, when the rotating tube 2 rotates, the rotating tube 2 is prevented from shaking left and right in the fixed tube 1 by the limiting ring 11, the position of the rotating tube 2 is limited, so that the rotating tube 2 rotates stably, the rotating rod 4 follows the threaded rod 3 to rotate due to the fact that the connecting mode of the rotating tube 2 and the threaded rod 3 is threaded connection, the length of the threaded rod 3 in the rotating tube 2 is changed, the threaded rod 3 drives the movable rod 4 to move, the movable rod 4 is prevented from moving by the matching effect of the first limiting sliding groove 8 and the first sliding block 9 when the threaded rod 3 drives the movable rod 4 to move, the first clamping plate 6 moves horizontally towards the second clamping plate 7, the stone is fixed, and the possibility that the stone slides relative to the first clamping plate 6 and the second clamping plate 7 is reduced by the arranged anti, compared with the traditional lithotomy forceps, the action range is smaller, the possibility of injuring tissues in a human body is reduced, when the deep position calculus is taken, the length of the movable ring 17 in the second annular groove 16 is changed by rotating the movable plate 13, the movable plate 13 is far away from the fixed tube 1 to move, the movable plate 13 drives the driving disc 14 to move, the second sliding block 19 slides in the second limiting sliding groove 18, the distance between the movable plate 13 and the fixed tube 1 is adjusted as required, and when the deep position calculus is taken, the lithotomy device with other specifications does not need to be replaced, and the application range is widened.

the utility model provides a hepatobiliary surgery clinical stone extractor, through the cooperation of setting up first spacing spout 8 and first slider 9, when preventing that threaded rod 3 from driving movable rod 4 to remove, movable rod 4 follows threaded rod 3 rotation, through the cooperation of setting up first annular groove 10 and spacing ring 11, when rotatory pipe 2 is rotatory, avoid rotatory pipe 2 to rock about in fixed pipe 1, limit the position of rotatory pipe 2, make the rotation of rotatory pipe 2 steady, through the cooperation of setting up actuating lever 12, fly leaf 13, driving-disc 14, through-hole 15 and adjustment mechanism, can drive rotatory pipe 2 to rotate through rotatory driving-disc 14, can adjust the length of this device simultaneously, and then when getting the calculus of deeper position, do not need to change the stone extractor of other specifications, application scope has been improved, through the cooperation of setting up rotatory pipe 2 and threaded rod 3, when rotatory pipe 2 is rotatory, can drive the steady removal of threaded rod 3, and then drive first splint 6 and remove towards second splint 7, accomplish the fixed of calculus, compare traditional lithotomy forceps, the action range is littleer, reduces and injures the possibility of organizing in the human body, through the skid resistant course 20 that sets up, reduces the gliding possibility of relative first splint 6 of calculus and second splint 7, through the antiskid cover that sets up, the staff rotary driving dish 14 of being convenient for.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A hepatobiliary surgery clinical stone extractor is characterized by comprising: a fixed pipe (1), the fixed pipe (1) is a cavity structure with two open ends, a rotating pipe (2) is arranged in the fixed pipe (1), the rotating pipe (2) is a cavity structure with two open ends, a threaded rod (3) is arranged in the rotating pipe (2), the inner wall of the rotating pipe (2) is provided with a thread matched with the threaded rod (3), one end of the threaded rod (3) is connected with a movable rod (4) positioned outside the rotating pipe (2), one end of the movable rod (4) is movably connected with one end of the threaded rod (3) through a bearing seat (5), the other end of the movable rod (4) is fixedly connected with a first clamp plate (6) positioned outside the fixed pipe (1), one side outer wall of the fixed pipe (1) is provided with a second clamp plate (7) matched with the first clamp plate (6), the second clamp plate (7) is fixedly connected with the fixed pipe (1), fixed pipe (1) keep away from the one end of first splint (6) and be equipped with fly leaf (13), through-hole (15) have been seted up to one side of fly leaf (13), be equipped with actuating lever (12) in rotatory pipe (2), the one end of actuating lever (12) extends to in through-hole (15), just the one end of actuating lever (12) and driving-disc (14) fixed connection who is located fly leaf (13) one side, actuating lever (12) are connected through adjustment mechanism with fixed pipe (1).

2. The hepatobiliary surgery clinical lithotomy device according to claim 1, wherein the inner walls of the two sides of the fixed tube (1) are symmetrically provided with first limiting sliding grooves (8), a first sliding block (9) is arranged in the first limiting sliding grooves (8), and the first sliding block (9) is fixedly connected with the movable rod (4).

3. The hepatobiliary surgery clinical lithotomy device according to claim 1, wherein the adjusting mechanism comprises a second limiting sliding groove (18) formed in inner walls of two sides of the rotating tube (2), a second slider (19) is disposed in the second limiting sliding groove (18), the second slider (19) is fixedly connected to the driving rod (12), a second annular groove (16) is formed in one end of the fixed tube (1) close to the movable plate (13), a movable ring (17) is disposed in the second annular groove (16), the movable ring (17) is connected to the second annular groove (16) in a threaded manner, and one side of the movable ring (17) is fixedly connected to one side of the movable plate (13).

4. The hepatobiliary surgery clinical lithotomy device according to claim 1, wherein the drive plate (14) is externally sleeved with an anti-slip sleeve.

5. The hepatobiliary surgery clinical lithotomy device according to claim 1, wherein a first annular groove (10) is formed in an inner wall of the fixed tube (1), a limit ring (11) is arranged in the first annular groove (10), and the inner wall of the limit ring (11) is fixedly connected with an outer wall of the rotating tube (2).

6. The hepatobiliary surgery clinical lithotomy device according to claim 1, wherein the first splint (6) and the second splint (7) are provided with an anti-slip layer (20) on the sides adjacent to each other.