CN113974771A

CN113974771A - A rubble trapping apparatus for urinary system calculus rubble calculus extraction

Info

Publication number: CN113974771A
Application number: CN202111469759.0A
Authority: CN
Inventors: 王钊; 朱泉; 李恺璇; 刘彦玲; 唐正严
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2021-12-04
Filing date: 2021-12-04
Publication date: 2022-01-28
Anticipated expiration: 2041-12-04
Also published as: CN113974771B

Abstract

The invention relates to the field of medical equipment, in particular to a calculus capturing device for urinary calculus lithotripsy, which comprises a base, a capturing mechanism, a filtering mechanism and a disinfecting mechanism, wherein the capturing mechanism is used for capturing fine calculus particles; the filtering mechanism is used for filtering the tiny calculus particles captured by the capturing mechanism, and the capturing mechanism is in transmission connection with the filtering mechanism; the disinfection mechanism is in transmission connection with the filtering mechanism; the base is fixed with a flushing agent box, the catching mechanism conveys flushing agents in the flushing agent box into a patient body, small stone particles are taken out by water flow, and the filtering mechanism drives the disinfecting mechanism to disinfect the discharged flushing agents. This kind of a rubble capture device that is arranged in urinary system calculus rubble to get stone art, through the seizure to tiny calculus granule, realize the thorough discharge after smashing the calculus, reduce the disease misery, help the quick recovery of disease to can adjust the seizure effect to tiny calculus according to actual conditions, it is practical convenient.

Description

A rubble trapping apparatus for urinary system calculus rubble calculus extraction

Technical Field

The invention relates to the field of medical equipment, in particular to a calculus capturing device for urinary calculus lithotripsy.

Background

After lithotripsy treatment is performed on urinary system calculus patients, a lot of fine calculus particles in the body are inconvenient to take out and are easy to adhere to the surfaces of urinary system tissues, small calyx of the kidney, twisted or narrowed parts of ureters, polyps of ureters and other positions, so that the fine calculus particles are not beneficial to being thoroughly discharged, a new stone forming core is possibly formed again, calculus recurrence is induced or discomfort is caused to patients, and quick recovery of the patients is not facilitated.

Disclosure of Invention

The present invention is directed to a lithotripsy capturing device for urinary calculus lithotripsy, which solves the above problems. In order to achieve the purpose, the invention provides the following technical scheme: a lithotripsy capture device for urinary calculus lithotripsy, comprising a base, further comprising:

the catching mechanism is used for catching the fine stone particles and is arranged on the base;

the filtering mechanism is arranged on the base and is used for filtering the fine stone particles captured by the capturing mechanism, and the capturing mechanism is in transmission connection with the filtering mechanism;

the disinfection mechanism is arranged on the base and is in transmission connection with the filtering mechanism;

the base is fixedly provided with a flushing agent box, the capturing mechanism conveys flushing agents in the flushing agent box into a patient body, small stone particles are taken out by water flow, and the filtering mechanism drives the disinfecting mechanism to disinfect the discharged flushing agents.

Preferably, the catching mechanism comprises a catheter which is used for being inserted into the body of a patient and catching fine calculus particles, a core pipe is arranged in the catheter, one end of the catheter is fixed with a third water communicating pipe which is communicated with the filtering mechanism, one end of the core pipe close to the third water communicating pipe is fixed with a fourth water communicating pipe which is communicated with the flushing agent box.

Preferably, a ring frame is fixed on the inner wall of one end, away from the third water pipe, of the guide pipe, one end, away from the fourth water pipe, of the core pipe is fixed in the center of the ring frame, the outer sleeve of one end, close to the ring frame, of the core pipe is connected with a sliding cylinder in a sliding mode, one end, towards the ring frame, of the sliding cylinder is connected with one end, away from the fourth water pipe, of the core pipe through a spring, one end, away from the ring frame, of the sliding cylinder is fixedly connected with a cap head, the cap head is hemispherical, the sliding cylinder is fixed and communicated with the center of the inner spherical surface of the cap head, a ring bulge is fixed on the inner wall of one end, close to the cap head, of the sliding cylinder, and one end, away from the third water pipe, of the guide pipe can be plugged under the action of the spring.

Preferably, catch mechanism still including fixing the drive case on the base, run through on the roof of drive case and decide the axle and rotate and be connected with axostylus axostyle two, the coaxial fixedly connected with gear four in upper end of axostylus axostyle two, the coaxial fixedly connected with awl section of thick bamboo of lower extreme, and the macrostoma end of awl section of thick bamboo sets up downwards, overlaps on the lower port periphery wall of awl section of thick bamboo and establishes and fixed connection ring gear, and the ring gear is connected with the filter mechanism transmission.

Preferably, a second pump impeller and a third pump impeller are fixed on the upper surface of the top wall of the driving box, a third water pipe is fixed and communicated with the outer peripheral wall of the second pump impeller, a second gear is coaxially and fixedly connected to an impeller rotating shaft in the second pump impeller, the second gear is meshed with a fourth gear, a fourth water pipe is fixed and communicated with the outer peripheral wall of the third pump impeller, a third gear is coaxially and fixedly connected to an impeller rotating shaft in the third pump impeller, and the third gear is meshed with the fourth gear.

Preferably, the catching mechanism further comprises a second support fixed on the bottom surface inside the driving box, a third support is fixed at the upper end of the second support and located on the inner side of the conical cylinder, a fixed shaft on the third support is rotatably connected with a rotating shaft which is parallel to the inner wall of the conical cylinder, a rotating disc is sleeved and slidably connected with the rotating shaft, the rotating disc is in buckling contact with the inner wall of the conical cylinder and is connected with the conical cylinder through friction force transmission, ribs arranged along the axis direction of the rotating shaft are fixed on the side wall of the rotating shaft, a sliding groove matched with the ribs is formed in the rotating disc, the ribs can slide in the sliding groove, and one end of the rotating shaft is in transmission connection with a second motor fixed on the third support.

Preferably, the third fixed shaft of the support is rotatably connected with a screw rod, one end of the screw rod is in transmission connection with a motor fixed on the third support, the screw rod is sleeved with and in threaded connection with the sliding frame, and the turntable fixed shaft is rotatably connected to the sliding frame.

Preferably, the filtering mechanism comprises a filter cartridge fixed on a first support, the first support is fixed on the base, a filter screen is fixed on the inner wall of the filter cartridge, the connecting end of a third water pipe and the filter cartridge is located on the lower side of the filter screen, the lower end of the filter cartridge is connected with a material collecting cartridge through threads, and the upper end of the filter cartridge is communicated with the disinfection mechanism through a second water pipe.

Preferably, run through on the lateral wall of drive case and the dead axle rotates and is connected with axostylus axostyle one, and the coaxial fixedly connected with gear one of one end that the axostylus axostyle one is located the drive case, and gear one is connected with the ring gear meshing, and the lateral wall of cartridge filter is run through to the one end that gear one was kept away from to axostylus axostyle one, and the axostylus axostyle one is located the downside of filter screen, and the axostylus axostyle is fixed with a plurality of hammer stems on one section periphery wall that is located the cartridge filter inside, and the hammer stem can support the knot with the bottom surface of filter screen and contact.

Preferably, the disinfection mechanism includes pump impeller one and a disinfection section of thick bamboo, and pump impeller one is fixed on the lateral wall of drive case, and axostylus axostyle one is connected through the inside impeller transmission of band pulley subassembly with pump impeller one, and a disinfection section of thick bamboo is fixed on the base, and the cartridge filter leads to pipe two to be linked together with a disinfection section of thick bamboo, and the lower extreme of a disinfection section of thick bamboo is fixed and is led to the blowdown pipe, and the lateral wall of pump impeller one is fixed and is led to water pipe one, and the both ends of water pipe one communicate disinfectant case, a disinfection section of thick bamboo respectively.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the capture mechanism conveys the flushing agent in the flushing agent box to the body of the patient and utilizes water flow to carry out the fine stone particles, so that the fine stone particles are captured, the crushed stone is thoroughly discharged, the pain of the patient is reduced, and the quick recovery of the patient is facilitated.

According to the invention, the captured fine calculus particles are filtered by the filtering mechanism so as to be collected, the capturing mechanism drives the shaft rod to drive the hammer rod to clean the filter screen, so that the filter screen is prevented from being blocked, the efficient filtering effect of the filter screen is kept, and meanwhile, the shaft rod drives the disinfecting mechanism to disinfect the filtered flushing agent, so that the sanitation and safety are improved.

Drawings

FIG. 1 is a schematic cross-sectional view of the final assembly of the present invention;

FIG. 2 is a schematic cross-sectional view of the joint between the slide cylinder and the core tube according to the present invention;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;

FIG. 4 is a schematic view of a connection structure of the turntable and the rotating shaft according to the present invention;

fig. 5 is a schematic cross-sectional structure of the porridge of the invention.

In the figure: 1. a base; 2. a blow-off pipe; 3. a sterilizing cylinder; 4. a first water pipe; 5. a water pipe II; 6. a first bracket; 7. a hammer lever; 8. a filter cartridge; 9. a filter screen; 10. a material collecting barrel; 11. a water pipe III; 12. a pulley assembly; 13. a first pump wheel; 14. a first shaft lever; 15. a first gear; 16. a second pump impeller; 17. a second gear; 18. a fourth gear; 19. a third gear; 20. a pump impeller III; 21. a conical cylinder; 22. a screw; 23. a carriage; 24. a second bracket; 25. a first motor; 26. a third bracket; 27. a second shaft lever; 28. a rotating shaft; 29. a turntable; 30. a rib; 31. a ring gear; 32. a second motor; 33. a flushing agent tank; 34. a fourth water pipe; 35. a conduit; 36. a core tube; 37. a cap head; 38. the ring is convex; 39. a slide cylinder; 40. a spring; 41. and (4) a ring frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a lithotripsy capture device for urinary calculus lithotripsy, comprising a base 1, further comprising:

the catching mechanism is used for catching the fine stone particles and is arranged on the base 1;

the filtering mechanism is arranged on the base 1 and is used for filtering the fine stone particles captured by the capturing mechanism, and the capturing mechanism is in transmission connection with the filtering mechanism;

the disinfection mechanism is arranged on the base 1 and is in transmission connection with the filtering mechanism;

a flushing agent box 33 is fixed on the base 1, the trapping mechanism conveys the flushing agent in the flushing agent box 33 to the body of a patient, small stone particles are taken out by water flow, and the filtering mechanism drives the disinfecting mechanism to disinfect the discharged flushing agent.

In the present embodiment, as shown in fig. 1, 2 and 3, the capturing mechanism includes a guide tube 35, the guide tube 35 is used for inserting into the body of a patient and capturing fine stone particles, a core tube 36 is disposed in the guide tube 35, one end of the guide tube 35 is fixed and connected with a third water pipe 11, the third water pipe 11 is communicated with the filtering mechanism, one end of the core tube 36 close to the third water pipe 11 is fixed and connected with a fourth water pipe 34, the fourth water pipe 34 is communicated with the irrigant tank 33, a ring frame 41 is fixed on the inner wall of one end of the guide tube 35 far from the third water pipe 11, one end of the core tube 36 far from the fourth water pipe 34 is fixed on the center of the ring frame 41, one end of the core tube 36 close to the ring frame 41 is sleeved and slidably connected with a slide tube 39, one end of the slide tube 39 directed to the ring frame 41 is connected with one end of the core tube 36 far from the fourth water pipe 34 through a spring 40, one end of the slide tube 39 far from the ring frame 41 is fixedly connected with a cap 37, the cap 37 is hemispherical, and the sliding cylinder 39 is fixed and communicated with the center of the inner spherical surface of the cap head 37, the inner wall of one end of the sliding cylinder 39, which is close to the cap head 37, is fixed with a ring bulge 38, and the cap head 37 can plug one end of the conduit 35, which is far away from the water pipe III 11, under the action of the spring 40.

In this embodiment, as shown in fig. 1, the capturing mechanism further includes a driving box fixed on the base 1, a second shaft rod 27 penetrates through and is connected to the top wall of the driving box in a fixed-axis rotating manner, a fourth gear 18 is coaxially and fixedly connected to the upper end of the second shaft rod 27, a cone cylinder 21 is coaxially and fixedly connected to the lower end of the cone cylinder 21, a large-opening end of the cone cylinder 21 is disposed downward, a gear ring 31 is sleeved and fixedly connected to the outer peripheral wall of a lower port of the cone cylinder 21, the gear ring 31 is in transmission connection with the filtering mechanism, a second pump impeller 16 and a third pump impeller 20 are fixed to the upper surface of the top wall of the driving box, a third water pipe 11 is fixed and communicated to the outer peripheral wall of the second pump impeller 16, a second gear 17 is coaxially and fixedly connected to an impeller rotating shaft inside the second pump impeller 16, the second gear 17 is in meshing connection with the fourth gear 18, a fourth water pipe 34 is fixed and communicated to the outer peripheral wall of the third pump impeller 20, and a third gear 19 is coaxially and fixedly connected to the impeller rotating shaft inside the third pump impeller rotating shaft, gear three 19 is in meshed connection with gear four 18.

In this embodiment, as shown in fig. 1, 4 and 5, the capturing mechanism further includes a second bracket 24 fixed on the bottom surface inside the driving box, a third bracket 26 is fixed at the upper end of the second bracket 24, the third bracket 26 is located inside the conical cylinder 21, a rotating shaft 28 is connected to the third bracket 26 in a fixed-shaft rotating manner, the rotating shaft 28 is parallel to the inner wall of the conical cylinder 21, a rotating disc 29 is sleeved and slidably connected to the rotating shaft 28, the rotating disc 29 is in abutting contact with the inner wall of the conical cylinder 21 and is in transmission connection with the inner wall of the conical cylinder 21 through friction, a protruding rib 30 arranged along the axial direction of the rotating shaft 28 is fixed on the side wall of the rotating shaft 28, a sliding groove matched with the protruding rib 30 is formed on the rotating disc 29, the protruding rib 30 can slide in the sliding groove, one end of the rotating shaft 28 is in transmission connection with a second motor 32 fixed on the third bracket 26, a fixed-shaft rotating connection with a screw 22 on the third bracket 26, one end of the screw 22 is in transmission connection with a first motor 25 fixed on the third bracket 26, the screw 22 is sleeved and connected with the sliding frame 23 in a threaded manner, and the rotary disc 29 is connected to the sliding frame 23 in a fixed-axis rotating manner.

In this embodiment, as shown in fig. 1, the filter mechanism includes a filter cartridge 8 fixed to a first bracket 6, the first support 6 is fixed on the base 1, the filter screen 9 is fixed on the inner wall of the filter cylinder 8, the connecting end of the water pipe III 11 and the filter cylinder 8 is positioned at the lower side of the filter screen 9, the lower end of the filter cylinder 8 is connected with the material collecting cylinder 10 through threads, the upper end of the filter cylinder 8 is communicated with the disinfection mechanism through the water pipe II 5, the side wall of the driving box is penetrated through and is in fixed-axis rotation connection with a first shaft lever 14, one end of the first shaft lever 14, which is positioned in the driving box, is coaxially and fixedly connected with a first gear 15, the first gear 15 is meshed and connected with the gear ring 31, one end of the first shaft lever 14, which is far away from the first gear 15, penetrates through the side wall of the filter cylinder 8, and the first shaft lever 14 is positioned at the lower side of the filter screen 9, a plurality of hammer rods 7 are fixed on the peripheral wall of the first shaft lever 14 positioned in the filter cartridge 8, and the hammer rods 7 can be in abutting contact with the bottom surface of the filter screen 9.

In this embodiment, as shown in fig. 1, the disinfection mechanism includes a first pump wheel 13 and a disinfection cylinder 3, the first pump wheel 13 is fixed on the outer side wall of the driving box, a first shaft rod 14 is in transmission connection with an impeller inside the first pump wheel 13 through a belt pulley assembly 12, the disinfection cylinder 4 is fixed on the base 1, the filter cartridge 8 is communicated with the disinfection cylinder 3 through a second water pipe 5, the lower end of the disinfection cylinder 3 is fixed and communicated with the sewage drain pipe 2, the side wall of the first pump wheel 13 is fixed and communicated with the first water pipe 4, and two ends of the first water pipe 4 are respectively communicated with the disinfectant box and the disinfection cylinder 3.

The invention has the advantages that: when the broken stone capturing device for urinary system stone breaking and calculus removing is used, the working process is as follows:

as shown in fig. 1, 2 and 3, in the initial state, the sliding cylinder 39 is under the action of the spring 40 to drive the cap head 37 to close the port of the catheter 35, and the cap head 37 has a hemispherical structure with a gradually increasing cross-sectional diameter, so as to facilitate entering the body lumen and the movement of the catheter 35 in the patient.

The catheter 35 enters the endoscope under the guiding action of the guide wire and enters the ureter or the kidney under the visual condition of adding a lens, so that the ureter can be conveniently and smoothly entered and crushed stones can be conveniently found, after the catheter 35 drives the cap 37 to reach the position of fine stone particles, the second motor 32 is started to work, the second motor 32 drives the rotary table 29 to rotate through the rotary shaft 28 and the convex ribs 30, so that the rotary table 29 drives the cone cylinder 21 to rotate through friction force, so that the cone cylinder 21 drives the gear four 18 to rotate through the shaft rod two 27, further the gear four 18 simultaneously drives the gear two 17 and the gear three 19 to rotate, the rotation of the gear three 19 pumps out the flushing agent in the flushing agent box 33 through the impeller in the pump wheel three 20, and the flushing agent is conveyed into the core pipe 36 through the water pipe four 34 and conveyed into the sliding cylinder 39 through the core pipe 36, and the pressure in the outlet end of the sliding cylinder 39 is reduced due to the annular convex 38, so that the sliding cylinder 39 is increased, the sliding barrel 39 slides on the core tube 36, and the spring 40 is compressed, so that the spring 40 obtains a restoring force, the cap head 37 is further away from the port of the conduit 35, the port is not blocked, the flushing liquid sprayed by the sliding barrel 39 impacts the fine stone particles, the fine stone particles are separated from the adhered tissues under the action of water flow so as to be captured, the rotation of the gear II 17 generates suction force through the impeller in the pump wheel II 16, and generates suction force in the conduit 35 through the water tube III 11, so that the conduit 35 sucks the flushing agent from the port, and the fine stone particles are brought into the conduit 35 under the action of the water flow, so that the fine particles are captured, the stone is completely discharged after being crushed, the pain of a patient is reduced, the quick recovery of the patient is facilitated, when the stone particles in the urine conveying tube are cleaned, an expansion balloon or other plugging pieces for plugging is added in front of the calculus through the guide wire, and a sealed space can be formed by pricking, so that the calculus can be conveniently and smoothly washed down.

The flushing agent pumped out by the water pipe III 11 is conveyed into the filter cylinder 8 and flows upwards from bottom to top, so that fine stone particles are stopped by the filtering action of the filter screen 9 and are collected in the material collecting cylinder 10 under the action of self weight, the material collecting cylinder 10 is connected with the filter cylinder 8 through threads, the installation and the disassembly are convenient, and the fine stone particles are convenient to take out.

As shown in fig. 1, the conical cylinder 21 rotates and drives the first gear 15 to rotate through the gear ring 31, the first gear 15 drives each hammer rod 7 to rotate through the first shaft rod 14, the hammer rods 7 are made to beat and vibrate the filter screen 9, fine stone particles adhered to the filter screen 9 are made to fall off, the filter screen 9 is prevented from being blocked, the efficient filtering effect of the filter screen 9 is kept, filtered flushing agent enters the disinfection cylinder 3 through the second water pipe 5, the impeller inside the first pump wheel 13 is driven to rotate through the belt wheel assembly 12 due to the rotation of the first shaft rod 14, the first pump wheel 13 is further made to convey disinfectant inside a disinfectant box into the disinfection cylinder 3 through the first water pipe 4, the flushing agent inside the disinfection cylinder 3 is disinfected, the sanitation and safety are improved, and disinfected medical waste liquid is discharged through the sewage discharge pipe 2.

In the process of catching fine stone particles, the screw 22 can be driven to rotate by the motor one 25, so that the screw 22 drives the sliding frame 23 and the rotary table 29 on the sliding frame to move through thread transmission, thereby adjusting the transmission positions of the rotary table 29 and the conical cylinder 21, namely adjusting the transmission radius of the rotary table 29, when the rotary table 29 moves upwards, the transmission radius of the rotary table 29 and the conical cylinder 21 is reduced, thereby increasing the transmission ratio, further increasing the rotating speed of the conical cylinder 21, increasing the rotating speed of the impellers in the pump wheel two 16 and the pump wheel three 20 driven by the conical cylinder 21, further increasing the water flow velocity, and when the rotary table 29 moves downwards, the transmission radius of the rotary table 29 and the conical cylinder 21 is increased, thereby reducing the transmission ratio, further reducing the rotating speed of the conical cylinder 21, reducing the rotating speed of the impellers in the pump wheel two 16 and the pump wheel three 20 driven by the conical cylinder 21, further reducing the water flow velocity, thereby realizing the purpose of catching the stone particles according to actual conditions (the bearing capacity of patients), The bonding strength of the fine stone particles) to adjust the catching effect on the fine stones, and is practical and convenient.

After the capture of the fine stone particles is finished, the second motor 32 is turned off, so that the second pump wheel 16 and the third pump wheel 20 stop working, the pressure in the sliding cylinder 39 is reduced, and the cap head 37 is enabled to block the port of the guide pipe 35 again under the action of the restoring force of the spring 40, so that the guide pipe 35 is convenient to take out, and the fine stone particles in the guide pipe 35 are prevented from falling off from the port.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A rubble capture device for urinary system calculus rubble lithotripsy, includes base (1), its characterized in that: further comprising:

the catching mechanism is used for catching the fine stone particles and is arranged on the base (1);

the filtering mechanism is arranged on the base (1), and is used for filtering the fine stone particles captured by the capturing mechanism, and the capturing mechanism is in transmission connection with the filtering mechanism;

the disinfection mechanism is arranged on the base (1) and is in transmission connection with the filtering mechanism;

a flushing agent box (33) is fixed on the base (1), the catching mechanism conveys the flushing agent in the flushing agent box (33) into the body of a patient, small stone particles are taken out by water flow, and the filtering mechanism drives the disinfecting mechanism to disinfect the discharged flushing agent.

2. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 1, wherein: the catching mechanism comprises a guide pipe (35), the guide pipe (35) is used for being inserted into a patient body and catching fine calculus particles, a core pipe (36) is arranged in the guide pipe (35), one end of the guide pipe (35) is fixedly connected with a water pipe III (11), the water pipe III (11) is communicated with the filtering mechanism, one end, close to the water pipe III (11), of the core pipe (36) is fixedly connected with a water pipe IV (34), and the water pipe IV (34) is communicated with the flushing agent box (33).

3. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 2, wherein: a ring frame (41) is fixed on the inner wall of one end of the conduit (35) far away from the water pipe III (11), one end of the core pipe (36) far away from the water pipe four (34) is fixed on the center of the ring frame (41), one end of the core tube (36) close to the ring frame (41) is sleeved and connected with a sliding cylinder (39) in a sliding way, one end of the sliding cylinder (39) pointing to the ring frame (41) is connected with one end of the core pipe (36) far away from the water pipe four (34) through a spring (40), one end of the sliding cylinder (39) far away from the ring frame (41) is fixedly connected with a cap head (37), the cap head (37) is hemispherical, and the sliding cylinder (39) is fixed and communicated with the center of the inner spherical surface of the cap head (37), the inner wall of one end of the sliding cylinder (39) close to the cap head (37) is fixed with a ring bulge (38), the cap head (37) can seal one end of the conduit (35) far away from the water pipe III (11) under the action of the spring (40).

4. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 2, wherein: catch mechanism still including fixing the drive case on base (1), run through on the roof of drive case and decide the axle and rotate and be connected with axostylus axostyle two (27), the coaxial fixedly connected with gear four (18) in upper end of axostylus axostyle two (27), the coaxial fixedly connected with awl section of thick bamboo of lower extreme (21), and the macrostoma end of awl section of thick bamboo (21) sets up downwards, establish and fixed connection ring gear (31) on the lower port periphery wall of awl section of thick bamboo (21), and ring gear (31) are connected with the filtering mechanism transmission.

5. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 4, wherein: the roof upper surface of drive case is fixed with pump impeller two (16) and pump impeller three (20), the periphery wall of water pipe three (11) and pump impeller two (16) is fixed and the intercommunication, and coaxial fixed connection gear two (17) on the inside impeller rotation axis of pump impeller two (16), gear two (17) and gear four (18) meshing are connected, the periphery wall of water pipe four (34) and pump impeller three (20) is fixed and the intercommunication, and coaxial fixed connection gear three (19) on the inside impeller rotation axis of pump impeller three (20), gear three (19) and gear four (18) meshing are connected.

6. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 4, wherein: the catching mechanism also comprises a second bracket (24) fixed on the bottom surface in the driving box, a third bracket (26) is fixed at the upper end of the second bracket (24), and the third bracket (26) is positioned at the inner side of the conical cylinder (21), the third bracket (26) is fixedly connected with a rotating shaft (28) in a rotating way, the rotating shaft (28) is parallel to the inner wall of the conical barrel (21), the rotating shaft (28) is sleeved and connected with a rotating disc (29) in a sliding way, the rotating disc (29) is in abutting contact with the inner wall of the conical barrel (21), and is connected with the rotating shaft (28) in a transmission way through friction force, a convex rib (30) arranged along the direction of the axis is fixed on the side wall of the rotating shaft, the turntable (29) is provided with a sliding groove matched with the convex rib (30), and the convex rib (30) can slide in the sliding groove, one end of the rotating shaft (28) is in transmission connection with a second motor (32) fixed on the third bracket (26).

7. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 6, wherein: the fixed shaft is connected with screw rod (22) on support three (26) in the rotation, the one end of screw rod (22) is connected with motor one (25) transmission that is fixed in on support three (26), the cover is established and threaded connection balladeur train (23) on screw rod (22), carousel (29) fixed shaft rotates to be connected on balladeur train (23).

8. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 4, wherein: the filter mechanism is including fixing cartridge filter (8) on support (6), and support (6) are fixed on base (1), be fixed with filter screen (9) on the inner wall of cartridge filter (8), and the link of water pipe three (11) and cartridge filter (8) is located the downside of filter screen (9), the lower extreme of cartridge filter (8) has a feed collecting barrel (10) through threaded connection, the upper end of cartridge filter (8) leads to pipe two (5) intercommunication disinfection mechanism.

9. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 8, wherein: run through on the lateral wall of drive box and the dead axle rotates and is connected with axostylus axostyle (14), the coaxial fixedly connected with gear (15) of one end that axostylus axostyle (14) are located the drive box, gear (15) are connected with ring gear (31) meshing, the lateral wall of cartridge filter (8) is run through to the one end that gear (15) were kept away from to axostylus axostyle (14), and axostylus axostyle (14) are located the downside of filter screen (9), axostylus axostyle (14) are located and are fixed with a plurality of hammer stems (7) on one section periphery wall of cartridge filter (8) inside, and hammer stem (7) can support the knot contact with the bottom surface of filter screen (9).

10. A lithotripsy capture device for urinary calculus lithotripsy, according to claim 9, wherein: the disinfection mechanism includes pump impeller (13) and a disinfection section of thick bamboo (3), pump impeller (13) are fixed on the lateral wall of drive case, axostylus axostyle (14) are connected with the inside impeller transmission of pump impeller (13) through band pulley subassembly (12), disinfection section of thick bamboo (4) are fixed on base (1), cartridge filter (8) lead to pipe two (5) and disinfection section of thick bamboo (3) are linked together, the fixed and intercommunication blowdown pipe (2) of lower extreme of disinfection section of thick bamboo (3), the fixed and water piping of the lateral wall of pump impeller (13) is (4), the both ends of water pipe (4) communicate disinfectant case, disinfection section of thick bamboo (3) respectively.