CN111743602A

CN111743602A - A urinary tract calculus gets stone device for uropoiesis surgery

Info

Publication number: CN111743602A
Application number: CN202010642423.9A
Authority: CN
Inventors: 杨杰; 黄洪君; 荆丽霞; 邹子艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2020-10-09

Abstract

The invention discloses a urinary calculus removing device for urinary surgery, which comprises a base and a calculus removing tool, wherein a support rod and a rotating knob are arranged on the upper surface of the base, the support rod is distributed on two sides of the rotating knob, an interval adjusting mechanism is arranged at the bottom end of the rotating knob, a bracket is integrally connected to the top end of the support rod, the interval adjusting mechanism is fixed to the upper surface of the base, close to the front end of the rotating knob, through screws, a connecting roller is fixed to the outer surface of the rear end of the interval adjusting mechanism through screws, a connecting pipe is sleeved on the outer surface of the connecting roller, a tool barrel is integrally connected to the outer surface of the connecting pipe, the inner side of the tool barrel is hollow, a partition plate is integrally connected to the inner side of the tool barrel, grooves are uniformly formed in the outer surface of the tool barrel. The invention has a plurality of groups of tool conduction mechanisms, simplifies the working personnel and the consumable materials of the whole operation and reduces the operation difficulty.

Description

A urinary tract calculus gets stone device for uropoiesis surgery

Technical Field

The invention relates to the technical field of auxiliary medical equipment, in particular to a urinary calculus removing device for urinary surgery.

Background

Urinary calculi are medically called kidney calculi, urine enters a bladder through a ureter and is discharged through a urethra, most of the calculi appear in kidneys, patients feel abdominal pain due to the occurrence of the kidney calculi, and the calculi need to be taken out through a calculus taking device.

The calculus removing device comprises an endoscope, a catheter, a safe guide wire, a ureteroscope, a calculus covering basket, a laser tube and a bracket, the safe guide wire, the ureteroscope, the calculus covering basket and the laser tube need to be penetrated into the catheter once during operation, and medical staff needs to replace different parts for many times during operation.

Chinese patent publication No.: CN110960291A discloses an urological lithangiuria appurtenance of getting, relates to the medical equipment field, to the artifical fixed insecure problem of the lithangiuria device of getting, now proposes following scheme, including unable adjustment base, unable adjustment base's left side bottom outer wall fixedly connected with motor base, there is a driving motor in motor base's left side through bolted connection, the first pivot of a driving motor's output shaft fixedly connected with, first pivot is close to the fixed cover of a driving motor's one end outer lane and has been cup jointed first bearing, the right side fixedly connected with dead lever of first bearing, the right-hand member fixed connection of dead lever is on unable adjustment base's left side outer wall. The auxiliary stone taking device is novel in design, facilitates the auxiliary stone taking device to be fixed, and can adjust the angle, so that the situation that the holding and pinching are unstable due to long-time operation of medical personnel is avoided, the operation intensity of the medical personnel is reduced, and the auxiliary stone taking device is suitable for market popularization. It can be to the artifical insecure problem of calculus removal device of lithangiuria, however when actual operation, endoscope and pipe insert the internal back of urinary tract, only need stabilize the endoscope with the tail end of pipe can, it carries out rubble or calculus removal work to change other parts in proper order again can, however current calculus removal device is artifical with safe seal wire, ureteroscope, the cover stone basket and the inserted pipe of laser pipe rotation, make a round trip to take out with male in-process, can contact with medical personnel's gloves, remaining liquid in the urinary tract can adhere at safe seal wire, ureteroscope, cover stone basket and laser pipe, it is on medical personnel's hand to adhere again, cause cross infection, avoid this kind of condition, need frequent change gloves just, or different medical personnel carry out the operation of different parts, the operation degree of difficulty has been increased.

There is therefore a need to devise a lithangiuria retrieval device for urology to address the above problems.

Disclosure of Invention

The invention aims to provide a urinary calculus removing device for urinary surgery, which aims to solve the problem that the operation difficulty is increased because different tools need to be frequently replaced by gloves or different medical staff are needed to operate different components in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a urinary calculus stone taking device for urinary surgery comprises a base and a stone taking tool, wherein a supporting rod and a rotating knob are arranged on the upper surface of the base, the supporting rod is distributed on two sides of the rotating knob, an interval adjusting mechanism is arranged at the bottom end of the rotating knob, a bracket is integrally connected to the top end of the supporting rod, an interval adjusting mechanism is fixed to the front end, close to the rotating knob, of the upper surface of the base through screws, a connecting roller is fixed to the outer surface of the rear end of the interval adjusting mechanism through screws, a connecting pipe is sleeved on the outer surface of the connecting roller, a tool cylinder is integrally connected to the outer surface of the connecting pipe, the inner side of the tool cylinder is hollow, a partition plate is integrally connected to the inner side of the tool cylinder, grooves are uniformly formed in the outer surface of the tool cylinder, a switching mechanism is arranged on one side, one side that the inboard of a tool holder is close to conduction mechanism is provided with drive mechanism, the draw-in groove has evenly been seted up on the inner wall of connecting pipe, the draw-in groove is the same with conduction mechanism's quantity, the surface of connecting roller evenly pierces through has seted up the through-hole, and the inboard of through-hole is provided with second spring and card stake, the surface cover of card stake is equipped with spacing swivel nut.

Preferably, the upper surface of base is provided with the leg pad, the bleeder vent has evenly been seted up to the surface of leg pad, and the both ends of leg pad are all fixed through the upper surface bonding of adhesive with the base, the leg pad is arc concave surface form.

Preferably, the number of bracing piece is two sets ofly, the number of bracket is the same with the bracing piece, and two sets of the bracket all is half arc structure.

Preferably, interval adjustment mechanism includes first rack, adjusting gear and second rack, the left end upper surface of first rack and the bottom welded fastening of first group bracing piece, the right end upper surface of second rack and the bottom welded fastening of second group bracing piece, the bottom of turning round pierces through the upper surface of base and rotates with the base to be connected, and the bottom of turning round is fixed with the upper surface connection of adjusting gear, the both sides surface of adjusting gear respectively with first rack and adjusting gear meshing, the upper surface of base pierces through has seted up the spout, the bottom of bracing piece pierce through the spout and with spout sliding connection.

Preferably, the conduction mechanism includes first deflector roll, connecting axle, first spring, driven gear, second deflector roll and connecting rod, first deflector roll is cylindricly, the appearance of second deflector roll and first deflector roll is the same, and first deflector roll and second deflector roll all set up in the inboard of instrument section of thick bamboo, first deflector roll and second deflector roll pierce through the both sides inner wall of recess respectively, the instrument centre gripping of getting the stone is in the inboard of first deflector roll and second deflector roll.

Preferably, the inboard of first deflector roll is run through and is provided with the connecting axle, driven gear has been cup jointed to the bottom of connecting axle, the surface cover of connecting axle is equipped with first spring, the one end of first spring is embedded in the inboard of first deflector roll, and the other end of first spring is contradicted with the upper surface of baffle, the inboard of baffle is penetrated to the bottom of connecting axle, connecting axle and baffle expansion joint.

Preferably, the second deflector roll cover is located on the surface of connecting rod, the connecting rod is "L" shape, the inboard of baffle is run through to the bottom of connecting rod, the second deflector roll rotates with the connecting rod to be connected, the left end cover of connecting rod is located on the surface of connecting axle, and the both sides of connecting rod all are provided with the spacing ring, and the spacing ring cup joints on the surface of connecting axle.

Preferably, the switching mechanism is including switching clamp plate, connecting pile, fixed slot, spud pile and reed, the upper surface that switches the clamp plate pierces through the upper surface of a tool section of thick bamboo, the lower surface integration that switches the clamp plate is connected with the connecting pile, both ends all rotate through the inner wall of pivot and a tool section of thick bamboo around the connecting pile and are connected, the top of connecting axle is contradicted with the lower surface of switching the clamp plate, the fixed slot has been seted up to the surface of connecting pile, the quantity of fixed slot is two sets of, and is two sets of the fixed slot is adjacent arranging, the inboard block of fixed slot has the reed, the bottom welding of reed has the spud pile, and the spud pile passes through the screw and is fixed with the inner wall connection.

Preferably, drive mechanism includes driving gear, connecting rod, braced frame and hand wheel, braced frame overlaps and locates on the surface of connecting pipe, braced frame rotates with the connecting pipe to be connected, even integration is connected with the connecting rod on braced frame's the surface, and the other end integration of connecting rod is connected with the driving gear, the tooth pitch of driving gear is the same with the tooth pitch of driven gear, braced frame's front end pierces through the front end surface of a tool section of thick bamboo, braced frame's surface has the hand wheel through screwed connection.

Preferably, the outer surface of the limiting threaded sleeve is in threaded connection with the inner wall of the through hole, the clamping pile is in telescopic connection with the limiting threaded sleeve, and the clamping pile is clamped with the clamping groove.

Compared with the prior art, the invention has the beneficial effects that: this a urinary tract calculus device of getting for uropoiesis surgery has multiunit instrument conduction mechanism, has simplified the staff and the consumptive material of whole operation, has reduced the operation degree of difficulty.

The tool barrel is arranged at the front end of the bracket, the tool barrel is rotatably connected with the connecting roller, the tool barrel is uniformly provided with grooves, the transmission mechanism is arranged in the grooves, tools needing to be switched and used, such as a safe guide wire, a ureteroscope, a stone covering basket, a laser tube and the like, can be sequentially fixed in the grooves, the tools are clamped by the transmission mechanism, during operation, different tools can be sequentially sent into a patient body only by rotating the tool barrel to drive different tools to be switched to the front of the bracket, the connecting shaft is pushed to press downwards by pressing the switching pressing plate, the driven gear is meshed with the driving gear, then the driving gear is driven to rotate by the hand wheel through the supporting frame, the driving gear drives the connecting shaft to rotate through the driven gear, the connecting shaft drives the first guide roller to roll in the grooves, and tools, such as the safe guide wire, the ureteroscope, the stone covering, medical staff are not required to directly touch tools such as a safe guide wire, a ureteroscope, a stone-covering basket and a laser tube, and the problem of cross infection is solved.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic, partially elevational, cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic, front cross-sectional, structural view of the tool cartridge of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic, partly front and sectional view of the transmission mechanism of FIG. 3 in accordance with the present invention;

FIG. 5 is a partial front view of the switching mechanism of FIG. 4 according to the present invention;

FIG. 6 is a schematic cross-sectional front view of the construction of the connecting roll of FIG. 3 in accordance with the present invention;

FIG. 7 is a schematic top view of the spacing adjustment mechanism and tool barrel of FIG. 1 in accordance with the present invention;

fig. 8 is a schematic top view of the structure of the intermediate distance adjusting mechanism of fig. 2 according to the present invention.

In the figure: 1. a base; 2. a leg pad; 3. a support bar; 4. a bracket; 5. turning; 6. a spacing adjustment mechanism; 601. a first rack; 602. an adjusting gear; 603. a second rack; 7. a tool barrel; 8. a groove; 9. a conducting mechanism; 901. a first guide roller; 902. a connecting shaft; 903. a first spring; 904. a driven gear; 905. a second guide roller; 906. a connecting rod; 10. a switching mechanism; 101. switching the pressing plate; 102. connecting piles; 103. fixing grooves; 104. fixing the pile; 105. a reed; 11. a transmission mechanism; 111. a driving gear; 112. a connecting rod; 113. a support frame; 114. a hand wheel; 12. a connecting pipe; 13. a card slot; 14. a connecting roller; 15. a through hole; 16. a second spring; 17. pile clamping; 18. a limiting screw sleeve; 19. a partition plate; 20. a stone removing tool.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, an embodiment of the present invention: the utility model provides a urinary tract calculus gets stone device for uropoiesis surgery, including base 1 and stone instrument 20 of getting, the upper surface of base 1 is provided with leg pad 2, the bleeder vent has evenly been seted up to leg pad 2's surface, and leg pad 2's both ends are all fixed through the upper surface bonding of adhesive with base 1, leg pad 2 is arc concave surface form, as shown in fig. 1-2, leg pad 2 is the cortex material, through evenly being equipped with the bleeder vent on leg pad 2, when making patient's shank take on leg pad 2, the gas permeability is better, support more comfortable to patient's shank.

The upper surface of base 1 is provided with bracing piece 3 and the commentaries on classics round 5, and bracing piece 3 is the both sides distribution that the commentaries on classics round 5, the bottom of turning round 5 is provided with interval adjustment mechanism 6, the top integration of bracing piece 3 is connected with bracket 4, the quantity of bracing piece 3 is two sets of, bracket 4's quantity is the same with bracing piece 3, two sets of bracket 4 all are half arc structure, as shown in figure 2, the synthetic semicircular bracket of two sets of semicircular bracket 4, conveniently hold up male sex's patient's penis, female sex's patient can select the base 1 of no bracing piece 3 and bracket 4 configuration.

An interval adjusting mechanism 6 is fixed on the upper surface of the base 1 close to the front end of the knob 5 through screws, the interval adjusting mechanism 6 comprises a first rack 601, an adjusting gear 602 and a second rack 603, the upper surface of the left end of the first rack 601 is welded and fixed with the bottom ends of the first group of support rods 3, the upper surface of the right end of the second rack 603 is welded and fixed with the bottom ends of the second group of support rods 3, the bottom end of the knob 5 penetrates through the upper surface of the base 1 and is rotatably connected with the base 1, the bottom end of the knob 5 is fixedly connected with the upper surface of the adjusting gear 602, the outer surfaces of the two sides of the adjusting gear 602 are respectively meshed with the first rack 601 and the adjusting gear 602, the upper surface of the base 1 is penetrated with a sliding groove, and the bottom ends of the support rods 3 are slidably connected with the sliding groove, as shown in fig. 2 and 8, the two groups of support rods 3 are respectively connected with the first rack 601 and the second rack, the first rack 601 and the second rack 603 can be opened towards two sides or closed inwards, i.e. the distance between the two groups of brackets 4 can be adjusted to adapt to different patients.

The rear end surface of interval adjustment mechanism 6 is fixed with connecting roller 14 through the screw, and the surface cover of connecting roller 14 is equipped with connecting pipe 12, the surface integration of connecting pipe 12 is connected with tool cylinder 7, the inboard of tool cylinder 7 is hollow form, the inboard integration of tool cylinder 7 is connected with baffle 19, recess 8 has evenly been seted up to tool cylinder 7's surface, one side of recess 8 is provided with switching mechanism 10, the inboard of recess 8 is provided with conduction mechanism 9, one side that the inboard of tool cylinder 7 is close to conduction mechanism 9 is provided with drive mechanism 11, draw-in groove 13 has evenly been seted up on the inner wall of connecting pipe 12.

Preferably, the conducting mechanism 9 includes a first guide roller 901, a connecting shaft 902, a first spring 903, a driven gear 904, a second guide roller 905 and a connecting rod 906, the first guide roller 901 is cylindrical, the second guide roller 905 has the same shape as the first guide roller 901, the first guide roller 901 and the second guide roller 905 are both disposed inside the tool cylinder 7, the first guide roller 901 and the second guide roller 905 respectively penetrate through inner walls of two sides of the groove 8, and the stone picking tool 20 is clamped inside the first guide roller 901 and the second guide roller 905, as shown in fig. 3-4, by installing the first guide roller 901 and the second guide roller 905 in the groove 8, the inner materials of the first guide roller 901 and the second guide roller 905 are plastic, the outer wrapping material is rubber, so that the outer surfaces of the first guide roller 901 and the second guide roller 905 have certain elasticity, the first guide roller 901 and the second guide roller 905 can clamp the stone picking tool 20, and the stone picking tool 20 can be a safe guide wire, The ureteroscope, the stone-covering basket, the laser tube and other tools, the stone-removing tool 20 is prior art and will not be described herein.

Preferably, a connecting shaft 902 is disposed through the inner side of the first guide roller 901, a driven gear 904 is sleeved at the bottom end of the connecting shaft 902, a first spring 903 is sleeved on the outer surface of the connecting shaft 902, one end of the first spring 903 is embedded in the inner side of the first guide roller 901, the other end of the first spring 903 abuts against the upper surface of the partition plate 19, the bottom end of the connecting shaft 902 penetrates through the inner side of the partition plate 19, the connecting shaft 902 is telescopically connected with the partition plate 19, a second guide roller 905 is sleeved on the outer surface of the connecting rod 906, the connecting rod 906 is L-shaped, the bottom end of the connecting rod 906 penetrates through the inner side of the partition plate 19, the second guide roller 905 is rotatably connected with the connecting rod 906, the left end of the connecting rod 906 is sleeved on the outer surface of the connecting shaft 902, and both sides of the connecting rod 906 are provided with limit rings which are sleeved on the outer surface of the connecting shaft 902, as shown in fig. 4, when, the second guide roll 905 can also be lifted synchronously.

Preferably, the switching mechanism 10 includes a switching pressing plate 101, connecting piles 102, fixing grooves 103, fixing piles 104 and springs 105, the upper surface of the switching pressing plate 101 penetrates through the upper surface of the tool barrel 7, the connecting piles 102 are integrally connected to the lower surface of the switching pressing plate 101, the front and rear ends of the connecting piles 102 are rotatably connected to the inner wall of the tool barrel 7 through rotating shafts, the top end of the connecting shaft 902 abuts against the lower surface of the switching pressing plate 101, the fixing grooves 103 are formed in the outer surface of the connecting pile 102, the number of the fixing grooves 103 is two, the two groups of fixing grooves 103 are adjacently arranged, the springs 105 are clamped in the inner sides of the fixing grooves 103, the fixing piles 104 are welded to the bottom ends of the springs 105, and the fixing piles 104 are fixedly connected to the inner wall of the tool barrel 7 through screws, as shown in fig. 4-5, the switching pressing plate 902 rotates with the shaft, when the switching pressure plate 101 is pressed to the right, the second group of fixing grooves 103 are engaged with the spring pieces 105, so that the switching pressure plate 101 does not rebound and can be restored to the original position by pressing the switching pressure plate 101 in the opposite direction.

Preferably, the transmission mechanism 11 includes a driving gear 111, a connecting rod 112, a supporting frame 113 and a hand wheel 114, the supporting frame 113 is sleeved on the outer surface of the connecting pipe 12, the supporting frame 113 is rotatably connected with the connecting pipe 12, the connecting rod 112 is uniformly and integrally connected on the outer surface of the supporting frame 113, and the other end of the connecting rod 112 is integrally connected with a driving gear 111, the pitch of the driving gear 111 is the same as the pitch of the driven gear 904, the front end of the supporting frame 113 penetrates through the outer surface of the front end of the tool cylinder 7, the outer surface of the supporting frame 113 is connected with a hand wheel 114 through a screw, as shown in fig. 1, 3 and 4, the support frame 113 can be driven to rotate by rotating the hand wheel 114, so that the support frame 113 drives the driving gear 111 to rotate through the connecting rod 112, when the driven gear 904 is engaged with the driving gear 111, the driving gear 111 can drive the connecting shaft 902 to rotate through the driven gear 904.

The number of the clamping grooves 13 is the same as that of the conducting mechanisms 9, through holes 15 are uniformly formed in the outer surface of the connecting roller 14 in a penetrating mode, a second spring 16 and a clamping pile 17 are arranged on the inner side of each through hole 15, and a limiting threaded sleeve 18 is sleeved on the outer surface of each clamping pile 17.

Preferably, the outer surface of the limiting thread insert 18 is connected with the inner wall of the through hole 15 through threads, the clamping pile 17 is connected with the limiting thread insert 18 in a telescopic mode, the clamping pile 17 is clamped with the clamping groove 13, as shown in fig. 6, the limiting thread insert 18 plays a role in limiting the clamping pile 17, the clamping pile 17 abuts against the clamping groove 13 through the clamping pile 17, the tool cylinder 7 can be fixed on the connecting roller 14, and the position of the groove 8 can be switched by switching clamping pile 17 to be clamped with the clamping grooves 13 at different positions.

The working principle is as follows: firstly, according to the calculus condition of a patient, a calculus removing tool 20 is selected, for example, a ureteroscope is soft and hard, and is selected according to the condition of the patient, and after the selection is completed, tools such as a safety guide wire, the ureteroscope, a calculus covering basket, a laser tube and the like are sequentially fixed in the groove 8 and are clamped by a first guide roller 901 and a second guide roller 905.

Then the patient lies on the sick bed, and base 1 can keep flat on the sick bed, and patient's both legs are taken on leg pad 2, take patient's penis on bracket 4, drive adjusting gear 602 through twisting turning knob 5 and rotate, can adjust the interval between first rack 601 and the adjusting gear 602, can adjust the interval of two sets of brackets 4, adapt to different patient's penis size, and female patient can select for use the base 1 of no bracing piece 3 and bracket 4 configuration.

Then, an endoscope is inserted into the bladder from the urethra, the tool cylinder 7 is rotated to be switched to the groove 8 with the safety guide wire to the front end of the bracket 4, the switching pressing plate 101 on the adjacent side of the groove 8 is pressed to push the connecting shaft 902 to press downwards, the driven gear 904 is meshed with the driving gear 111, the hand wheel 114 is rotated to drive the driving gear 111 to rotate through the supporting frame 113, the driving gear 111 drives the connecting shaft 902 to rotate through the driven gear 904, the connecting shaft 902 drives the first guide roller 901 to roll in the groove 8, the safety guide wire is guided to be inserted into the endoscope and then enters the ureter through the bladder, and the safety guide wire enters the kidney through the ureter.

Then, a catheter is inserted into the kidney in the same manner, so that tools such as a ureteroscope, a stone-covering basket and a laser tube can enter and exit the kidney in a sleeve, laser gravel can be sent out through the laser tube, gravel can be covered out through the stone-covering basket, and the position of the gravel in the kidney can be observed through the ureteroscope.

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.

Claims

1. A urinary tract stone extractor for urology surgery, includes base (1) and stone extractor instrument (20), its characterized in that: the upper surface of the base (1) is provided with a support rod (3) and a torque (5), the support rod (3) is distributed on two sides of the torque (5), an interval adjusting mechanism (6) is arranged at the bottom end of the torque (5), a bracket (4) is integrally connected to the top end of the support rod (3), the upper surface of the base (1) is close to the front end of the torque (5) and is fixed with the interval adjusting mechanism (6) through screws, a connecting roller (14) is fixed on the outer surface of the rear end of the interval adjusting mechanism (6) through screws, a connecting pipe (12) is sleeved on the outer surface of the connecting roller (14), a tool barrel (7) is integrally connected to the outer surface of the connecting pipe (12), the inner side of the tool barrel (7) is hollow, a partition plate (19) is integrally connected to the inner side of the tool barrel (7), and grooves (8) are uniformly formed in the outer surface of the, one side of recess (8) is provided with switching mechanism (10), the inboard of recess (8) is provided with conduction mechanism (9), one side that the inboard of instrument section of thick bamboo (7) is close to conduction mechanism (9) is provided with drive mechanism (11), draw-in groove (13) have evenly been seted up on the inner wall of connecting pipe (12), draw-in groove (13) are the same with the quantity of conduction mechanism (9), the surface of connecting roller (14) evenly pierces through and has seted up through-hole (15), and the inboard of through-hole (15) is provided with second spring (16) and card stake (17), the surface cover of card stake (17) is equipped with spacing swivel nut (18).

2. A urinary tract stone removal device for urinary surgery as claimed in claim 1, wherein: the upper surface of base (1) is provided with leg pad (2), the bleeder vent has evenly been seted up to the surface of leg pad (2), and the both ends of leg pad (2) all through the upper surface bonding of adhesive with base (1) fixed, leg pad (2) are the arc concave surface form.

3. A urinary tract stone removal device for urinary surgery as claimed in claim 1, wherein: the quantity of bracing piece (3) is two sets ofly, the quantity of bracket (4) is the same with bracing piece (3), and is two sets of bracket (4) all are half arc structure.

4. A urinary tract stone removal device for urinary surgery as claimed in claim 1, wherein: interval adjustment mechanism (6) include first rack (601), adjusting gear (602) and second rack (603), the left end upper surface of first rack (601) and the bottom welded fastening of first group bracing piece (3), the right-hand member upper surface of second rack (603) and the bottom welded fastening of second group bracing piece (3), the bottom of turn round (5) pierces through the upper surface of base (1) and rotates with base (1) and is connected, and the bottom of turn round (5) and the upper surface connection of adjusting gear (602) are fixed, the both sides surface of adjusting gear (602) meshes with first rack (601) and adjusting gear (602) respectively, the upper surface of base (1) pierces through and has seted up the spout, the bottom of bracing piece (3) pierces through the spout and with spout sliding connection.

5. A urinary tract stone removal device for urinary surgery as claimed in claim 1, wherein: the conduction mechanism (9) comprises a first guide roller (901), a connecting shaft (902), a first spring (903), a driven gear (904), a second guide roller (905) and a connecting rod (906), the first guide roller (901) is cylindrical, the second guide roller (905) is identical to the first guide roller (901) in shape, the first guide roller (901) and the second guide roller (905) are arranged on the inner side of the tool cylinder (7), the first guide roller (901) and the second guide roller (905) penetrate through the inner walls of the two sides of the groove (8) respectively, and the stone taking tool (20) is clamped on the inner sides of the first guide roller (901) and the second guide roller (905).

6. A urinary tract stone removal device for urinary surgery as claimed in claim 5, wherein: the inboard of first deflector roll (901) is run through and is provided with connecting axle (902), driven gear (904) have been cup jointed to the bottom of connecting axle (902), the surface cover of connecting axle (902) is equipped with first spring (903), the one end of first spring (903) is embedded in the inboard of first deflector roll (901), and the other end of first spring (903) is contradicted with the upper surface of baffle (19), the inboard of baffle (19) is penetrated to the bottom of connecting axle (902), connecting axle (902) and baffle (19) telescopic connection.

7. The urinary tract stone removal device for urology surgery of claim 6, wherein: the surface of connecting rod (906) is located to second deflector roll (905) cover, connecting rod (906) are "L" shape, the inboard of baffle (19) is run through to the bottom of connecting rod (906), second deflector roll (905) rotate with connecting rod (906) and are connected, the left end cover of connecting rod (906) is located on the surface of connecting axle (902), and the both sides of connecting rod (906) all are provided with the spacing ring, and the spacing ring cup joints on the surface of connecting axle (902).

8. A urinary tract stone removal device for urinary surgery as claimed in claim 5, wherein: the switching mechanism (10) comprises a switching pressure plate (101), a connecting pile (102), a fixing groove (103), a fixing pile (104) and a reed (105), the upper surface of the switching pressure plate (101) penetrates through the upper surface of the tool barrel (7), the lower surface of the switching pressure plate (101) is integrally connected with a connecting pile (102), the front end and the rear end of the connecting pile (102) are rotationally connected with the inner wall of the tool cylinder (7) through a rotating shaft, the top end of the connecting shaft (902) is abutted against the lower surface of the switching pressure plate (101), fixing grooves (103) are formed in the outer surface of the connecting pile (102), the number of the fixing grooves (103) is two, the two groups of fixing grooves (103) are arranged adjacently, a reed (105) is clamped on the inner side of the fixing groove (103), a fixing pile (104) is welded at the bottom end of the reed (105), and the fixing pile (104) is connected and fixed with the inner wall of the tool barrel (7) through screws.

9. A urinary tract stone removal device for urinary surgery as claimed in claim 5, wherein: drive mechanism (11) include driving gear (111), connecting rod (112), braced frame (113) and hand wheel (114), braced frame (113) cover is located on the surface of connecting pipe (12), braced frame (113) rotate with connecting pipe (12) and are connected, even integration is connected with connecting rod (112) on the surface of braced frame (113), and the other end integration of connecting rod (112) is connected with driving gear (111), the tooth pitch of driving gear (111) is the same with the tooth pitch of driven gear (904), the front end of braced frame (113) pierces through the front end surface of instrument section of thick bamboo (7), there is hand wheel (114) through screwed connection in the surface of braced frame (113).

10. A urinary tract stone removal device for urinary surgery as claimed in claim 1, wherein: the outer surface of the limiting thread insert (18) is in threaded connection with the inner wall of the through hole (15), the clamping pile (17) is in telescopic connection with the limiting thread insert (18), and the clamping pile (17) is clamped with the clamping groove (13).