CN211796734U - Thing pincers are got under uropoiesis surgery cystoscope - Google Patents

Abstract

The utility model discloses a thing pincers are got under uropoiesis surgery cystoscope, including getting a thing probe rod and a function section of thick bamboo, get thing probe rod transverse installation at the left end of a function section of thick bamboo, it has an auxiliary clamping device to increase through getting the thing pincers right half section circumference outside under this uropoiesis surgery cystoscope, and when the activity that gets thing probe rod front end is stretched right to the push-and-pull rod and is got the thing clamping piece and press from both sides tightly on the fixed thing clamping piece of getting and when pressing from both sides and tightly being taken out human tissue, just so can keep the push-and-pull rod under being in the state of pulling backward always through this neotype auxiliary clamping device when getting the thing clamping piece and getting the thing clamping piece fixedly through the activity and pressing from both sides the thing clamping piece and tightly being in the circumstances of pressing from both sides the thing dynamics and keeping the grasp and be taken out human tissue smoothly to the push-and get the thing clamping piece to the activity of thing probe rod front end.

Description

Thing pincers are got under uropoiesis surgery cystoscope

Technical Field

The utility model belongs to the technical field of urology surgery surgical instruments are relevant, concretely relates to thing pincers are got under uropoiesis surgery cystoscope for urology surgery.

Background

A cystoscope is a kind of endoscope, the shape is similar to the probe of urethra, the endoscope sheath, examine the speculum, treat and ureter intubate speculum and four parts of core form a set, and it is accompanied by accessories such as the fulgerer, scissors and biopsy forceps, etc., the lighting system of cystoscope has changed in recent years, there is a cold light source box, through the backward strong cold light through the optical fiber light guide bundle, transmit to the bladder inside, substitute the bulb illumination of the front end of cystoscope sheath, it has advantages such as illuminating well, the scene is clear, adjust luminance and free, and biopsy for short, "biopsy", also called surgery pathological examination, for short, "external examination", mean to need diagnosis, treatment, cut out from the patient, grasp or puncture, etc., take out the pathological change tissue, go on the technology that pathological examination.

The prior cystoscope lower fetching clamp technology for the urology surgery has the following problems: the existing cystoscope lower fetching clamp for the urology surgery drives the movable fetching clamping piece and the fixed fetching clamping piece by pulling the push-pull rod backwards to clamp the fetched foreign matters, thus, when the clamped foreign bodies need to be taken out from the vicinity of the bladder in the human body, the state of pulling the push-pull rod backwards needs to be kept, so that the clamping force of the push-pull rod acting on the movable object taking clamping piece and the fixed object taking clamping piece is maintained, so that the movable fetching clamp sheet at the front end of the fetching probe rod and the fixed fetching clamp sheet are always under the clamping force to clamp the fetched human tissue and be smoothly fetched, and the operation easily causes the distraction of doctors during the operation, the doctor needs to maintain the clamping force of the push-pull rod to pull backwards while slowly pulling the fetching probe rod which is inserted near the bladder outwards when operating the whole cystoscope lower fetching forceps for urology surgery to clamp the fetched human tissue.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thing pincers are got under uropoiesis surgery cystoscope to need keep the state of backward pulling push-and-pull rod when solving near centre gripping bladder foreign matter that proposes in the above-mentioned background art, make the push-and-pull rod act on the activity get the thing clamping piece and fixedly get the thing clamping piece and press from both sides tight dynamics and maintain, and the easy problem that causes the doctor to produce the distraction when the operation like this.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a thing pincers are got under uropoiesis surgery cystoscope, includes and gets thing probe rod and an operation section of thick bamboo, get thing probe rod and transversely install the left end at an operation section of thick bamboo, get thing probe rod and an operation section of thick bamboo and pass through adapter sleeve fixed connection, get thing probe rod and be provided with the half section down and stretch out left and obtain the fixed thing clamping piece of getting, the upside that the fixed thing clamping piece was got is provided with the activity and gets the thing clamping piece, the activity gets the thing clamping piece and gets thing probe rod and pass through connecting axle fixed connection, the fixed cover has been cup jointed to the outside of the leftmost side circumference of an operation section of thick bamboo, all be connected with fixed bracelet on the upper and lower both ends outer wall of fixed cover, fixed bracelet and fixed cover pass through welding fixed connection, the circumference outside of the operation section of thick bamboo on the fixed cover right side has cup jointed supplementary clamping device, the inside push-pull, the utility model discloses a push-and-pull rod, including push-and-pull rod, connecting block, propelling sleeve, push-and-pull ring, auxiliary clamping device is last to be provided with and to advance the cover, it cup joints outside the right half section of a circle outer wall of operation section of thick bamboo to advance the cover, it advances the screw thread to be provided with on the inside operation section of thick bamboo circumference outer wall of propelling sleeve circumference, it is connected with and presss from both sides tight separation blade to advance the cover right-hand member, it sets up the right-hand member outside at the operation section of thick bamboo to press from both sides tight separation blade, the center department circumference inside that presss.

Preferably, the circumference of getting the thing probe rod is inside to be provided with the through-hole, the right-hand member setting that the thing clamping piece was got in the activity is inside the leftmost end of through-hole, the operation section of thick bamboo leftmost end center department outer wall is inside to be provided with horizontal movable hole, the through-hole keeps the feed through state through movable hole and the inside of operation section of thick bamboo, the leftmost end of push-and-pull rod passes operation section of thick bamboo right-hand member outer wall and sets up inside the circumference of operation section of thick bamboo.

Preferably, the leftmost end of the push-pull rod is connected with a connector, the left end of the connector is connected with a push-pull steel wire rope, the rightmost end of the push-pull steel wire rope penetrates through the through hole and is fixedly connected with the rightmost end of the movable object taking clamping piece, a limiting retaining ring is connected to the inner wall of the circumference of the center of the operation cylinder, a limiting retaining sheet is arranged on the right side of the limiting retaining ring and is sleeved on the outer wall of the circumference of the push-pull rod, a reset spring is connected between the outer wall of the right end of the limiting retaining sheet and the inner wall of the right end of.

Preferably, the fixed shape size and the structure that gets the thing clamping piece and the activity and get the thing clamping piece and constitute all the same, the fixed upper end outer wall of getting the thing clamping piece after getting the thing clamping piece and the activity and closing each other can get thing clamping piece lower extreme outer wall with the activity and tightly laminate together, the biggest angle that the thing clamping piece was upwards overturned through the connecting axle to the activity is got is lighter than 90 degrees angles.

Preferably, the maximum moving distance of the pushing sleeve on the auxiliary clamping device on the peripheral outer wall of the operating cylinder is larger than the maximum pushing and pulling stroke of the pushing and pulling rod.

Preferably, fixed bracelet is provided with two altogether, two fixed bracelet all connects respectively on the upper and lower both ends outer wall of fixed cover through the welding, two the shape size and the structure of fixed bracelet and push-and-pull bracelet constitute homonymy.

Compared with the prior art, the utility model provides a thing pincers are got under uropoiesis surgery cystoscope possesses following beneficial effect:

1. the utility model adds an auxiliary clamping device outside the right half section circumference of the operation cylinder of the cystoscope for urology surgery, and the auxiliary clamping device can carry out left-right propulsion movement through the propulsion screw thread on the outer wall of the right half section circumference of the operation cylinder, when the push-pull rod is stretched rightwards to drive the movable fetching clamping piece at the front end of the fetching probe rod to be clamped on the fixed fetching clamping piece to clamp the fetched human tissue, thus when the fetched human tissue is clamped through the movable fetching clamping piece and the fixed fetching clamping piece, the clamping force of the push-pull rod on the movable fetching clamping piece and the fixed fetching clamping piece can be maintained through the auxiliary clamping device when the push-pull rod is always in the backward pulling state, thereby the movable fetching clamping piece at the front end of the fetching probe rod is always in the situation of the clamping force to clamp the fetched human tissue and is taken out smoothly, meanwhile, the doctor can be ensured to be more attentive when clamping and taking out the human tissues clamped nearby the bladder;

2. this neotype supplementary clamping device's concrete operation mode and principle as follows, when the push-and-pull rod right stretching drive gets the activity of thing probe rod front end and gets the thing clamping piece and press from both sides tightly on the fixed thing clamping piece of getting and press from both sides tightly when being taken out human tissue, only need adjust the propulsion cover on this neotype supplementary clamping device right this moment and make the right-hand member of propulsion cover firmly support and die on the connecting block of push-and-pull rod right-hand member, concrete mode is: the pushing sleeve is rotated anticlockwise, the threads on the inner wall of the rotating pushing sleeve interact with the pushing threads on the outer wall of the operating cylinder, so that the pushing sleeve moves rightwards outside the operating cylinder, the right end of the pushing sleeve is connected with a clamping stop sheet, the pushing sleeve moving rightwards can push a connecting block at the right end of the push-pull rod rightwards through the clamping stop sheet, the push-pull rod is fixed in the current state of clamping the human tissue to be taken out after driving the fixed object taking clamping piece and the movable object taking clamping piece to clamp the human tissue to be taken out, the clamping stop sheet can keep the clamping state of the push-pull rod by abutting against the connecting block at the right end of the push-pull rod, and a doctor can drive the movable object taking clamping piece at the front end of the object taking probe to be clamped on the fixed object taking clamping piece by operating the push-pull rod to clamp the human tissue to be taken out without pulling the push-pull rod backwards all the, thereby make the activity of getting the thing probe rod front end get the thing clamping piece and press from both sides tightly and fixedly get the thing clamping piece and be in under the circumstances of the tight dynamics of clamp and grasp and take out human tissue smoothly, can avoid like this that the doctor need maintain the loaded down with trivial details operation that will seek near the thing probe rod outwards pulling of getting of near the bladder slowly again to the back pulling push-and-pull rod to the tight dynamics of clamp when operating whole uropoiesis for the cystoscope grasping forceps for surgery, thereby increase the security of operation, also can guarantee simultaneously that the doctor can be more attentive when pressing from both sides tightly and taking out near the tight human tissue of getting of bladder, thereby guarantee that the operation can normally and stable going on.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of the external plane structure of a cystoscope lower fetching forceps for urology surgery of the present invention;

fig. 2 is a schematic view of the internal plane structure of a cystoscope lower fetching forceps for urinary surgery;

FIG. 3 is a schematic view of a partially enlarged structure of the inside of a cystoscope lower fetching forceps for urinary surgery;

fig. 4 is a schematic structural view of an auxiliary clamping device according to the present invention;

in the figure: 1. fixing the fetching clamping piece; 2. the movable fetching clamping piece; 3. a connecting shaft; 4. fetching a probe rod; 5. connecting sleeves; 6. fixing a sleeve; 7. fixing a bracelet; 8. operating the drum; 9. an auxiliary clamping device; 10. a push-pull rod; 11. connecting blocks; 12. pushing and pulling the bracelet; 13. a movable hole; 14. a through hole; 15. pushing and pulling the steel wire rope; 16. a connector; 17. a limit retainer ring; 18. a limiting baffle plate; 19. a return spring; 20. pushing the screw thread; 21. a propelling sleeve; 22. clamping the blocking piece; 23. and clamping the blocking hole.

Detailed Description

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

Referring to fig. 1-4, the present invention provides a technical solution: a cystoscope lower fetching clamp for urology surgery comprises a fetching probe rod 4 and a running cylinder 8, wherein the fetching probe rod 4 is transversely arranged at the left end of the running cylinder 8, the fetching probe rod 4 and the running cylinder 8 are fixedly connected through a connecting sleeve 5, the lower half section of the outer wall of the leftmost end of the fetching probe rod 4 is provided with a fixed fetching clamping piece 1 which extends leftwards to obtain the fixed fetching clamping piece 1, the upper side of the fixed fetching clamping piece 1 is provided with a movable fetching clamping piece 2, the movable fetching clamping piece 2 and the fetching probe rod 4 are fixedly connected through a connecting shaft 3, the shape, size and the structural composition of the fixed fetching clamping piece 1 and the movable fetching clamping piece 2 are the same, the outer wall of the upper end of the fixed fetching clamping piece 1 can be tightly attached to the outer wall of the lower end of the movable fetching clamping piece 2 after the fixed fetching clamping piece 1 and the movable fetching clamping piece 2 are mutually closed, the movable fetching clamping piece 2 is turned upwards through the connecting shaft, the fixed fetching clamping piece 1 and the movable fetching clamping piece 2 can be tightly attached to the outside of the fetched object when being contacted and clamped with the fetched object, so that the fetched object can be conveniently and quickly fetched from the vicinity of the bladder, the fixed sleeve 6 is sleeved outside the leftmost circumference of the operating cylinder 8, the upper end outer wall and the lower end outer wall of the fixed sleeve 6 are both connected with the fixed bracelets 7, the fixed bracelets 7 and the fixed sleeve 6 are fixedly connected through welding, the two fixed bracelets 7 are arranged on the upper end outer wall and the lower end outer wall of the fixed sleeve 6 respectively, the two fixed bracelets 7 and the push-pull bracelet 12 have the same shape, size and structural composition, so that the forefinger and the middle finger can be conveniently and quickly inserted into the two fixed bracelets 7 on the fixed sleeve 6 respectively when in use, and the thumb can also be quickly inserted into the push-pull bracelet 12 at the rear end of, thereby facilitating the doctor to rapidly operate the whole cystoscope lower fetching forceps for urology surgery, the outer part of the circumference of the operation cylinder 8 at the right side of the fixed sleeve 6 is sleeved with the auxiliary clamping device 9, the inner part of the circumference of the operation cylinder 8 is provided with the push-pull rod 10 extending rightwards, the rightmost end of the push-pull rod 10 is arranged at the outer parts of the auxiliary clamping device 9 and the right end of the operation cylinder 8, the rightmost end of the push-pull rod 10 is provided with the connecting block 11, the right end of the connecting block 11 is connected with the push-pull bracelet 12, the connecting block 11 and the push-pull bracelet 12 are fixedly connected by welding, the leftmost end of the push-pull rod 10 is connected with the connecting head 16, the left end of the connecting head 16 is connected with the push-pull wire rope 15, the rightmost end of the push-pull wire rope 15 passes through, the limiting baffle plate 18 is sleeved on the outer wall of the circumference of the push-pull rod 10, a return spring 19 is connected between the outer wall of the right end of the limiting baffle plate 18 and the inner wall of the right end of the operation cylinder 8, the return spring 19 is sleeved outside the circumference of the push-pull rod 10, the limiting retainer ring 17 and the limiting baffle plate 18 can interact to keep the push-pull rod 10 to move within a certain distance, thereby can make the push-pull rod 10 of operation can enough carry out the centre gripping operation in certain control range and can loosen the operation again, the circumference inside of getting thing probe rod 4 is provided with through-hole 14, the rightmost end setting that the thing clamping piece 2 was got in the activity is inside the leftmost end of through-hole 14, the outer wall inside of the leftmost end center department of operation section of thick bamboo 8 is provided with horizontal movable hole 13, through-hole 14 keeps the connected state through movable hole 13 and the inside of operation section of thick bamboo 8, the leftmost end of push-pull rod 10 passes 8 right-hand member outer walls of operation section of thick bamboo and sets up inside the circumference of operation section of thick bamboo.

A thing pincers are got under uropoiesis surgery cystoscope, auxiliary clamping device 9 is provided with propulsion cover 21, propulsion cover 21 cup joints outside the right half section circumference outer wall of operation section 8, propulsion screw thread 20 is provided on the circumference outer wall of operation section 8 inside the circumference of propulsion cover 21, the rightmost end of propulsion cover 21 is connected with clamping block 22, clamping block 22 is provided outside the right end of operation section 8, the circumference inside of the center of clamping block 22 is provided with horizontal clamping block hole 23, clamping block hole 23 cup joints outside the circumference of push-pull rod 10, when the thing clamping piece 2 is got in activity and fixed thing clamping piece 1 grasps the foreign matter that needs to be taken out, at this moment, only need anticlockwise rotation propulsion cover 21, the screw thread on the inner wall of propulsion cover 21 that this moment rotates can interact with propulsion screw thread 20 on the outer wall of operation section 8, thereby make propulsion cover 21 move to the right outside operation section 8, and because propulsion cover 21 right end is connected with clamping block 22, therefore, the pushing sleeve 21 moving rightwards can push the connecting block 11 at the right end of the push-pull rod 10 rightwards through the clamping blocking piece 22, so that after the push-pull rod 10 drives the fixed fetching clamping piece 1 and the movable fetching clamping piece 2 to clamp the human tissue to be fetched, the clamping blocking piece 22 can keep the clamping state of the push-pull rod 10 by abutting against the connecting block 11 at the right end of the push-pull rod 10, so that the push-pull rod 10 is fixed in the current state of clamping the human tissue to be fetched, and therefore, after the doctor operates the push-pull rod 10 to drive the movable fetching clamping piece 2 at the front end of the fetching probe rod 4 to clamp the fixed fetching clamping piece 1 to clamp the human tissue to be fetched, the doctor does not need to pull the push-pull rod 10 all the way backwards to maintain the clamping force, so that the movable fetching clamping piece 2 at the front end of the fetching probe rod 4 clamps the human tissue to be fetched and the fixed fetching clamping piece 1 is always in the clamping, thus avoiding the tedious operation that when operating the whole under-cystoscope fetching clamp for urology surgery to clamp the fetched human tissue, a doctor needs to pull the push-pull rod 10 backwards to maintain the clamping force and pull the fetching probe rod 4 which is inserted into the vicinity of the bladder outwards slowly, thereby increasing the safety of the operation, the maximum movable distance of the pushing sleeve 21 on the auxiliary clamping device 9 on the circumferential outer wall of the operation cylinder 8 is larger than the maximum pushing and pulling stroke of the pushing and pulling rod 10, thus, when the push-pull rod 10 is stretched rightwards to drive the movable fetching clamping piece 2 at the front end of the fetching probe rod 4 to be clamped on the fixed fetching clamping piece 1 to clamp the fetched human tissue, the auxiliary clamping device 9 can maintain the clamping force of the push-pull rod 10 by adjusting, thereby the movable fetching clamp 2 at the front end of the fetching probe rod 4 is clamped and the fixed fetching clamp 1 is always under the condition of clamping force to clamp the fetched human tissue and be smoothly fetched.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back well, when using this uropoiesis for surgery cystoscope to get thing pincers to go deep into near bladder and take out the foreign matter, need insert two fixed bracelet 7 on fixed cover 6 inside respectively with forefinger and middle finger this moment, then insert the inside of push-and-pull bracelet 12 of push-and-pull rod 10 rear end with the thumb, then the thumb that moves backward drives push-and-pull rod 10 rearward movement, and the push-and-pull rod 10 of rearward movement then can drive the activity of getting thing feeler lever 4 front end through push-and-pull wire rope 15 and get thing 2 upset inwards of getting, thereby make the activity get the thing clamping piece 2 and be in the closure state with fixed thing clamping piece 1 of getting, then get thing feeler lever 4 through the closed activity of front end get thing clamping piece 2 and fix and get thing clamping piece 1 and go deep into near the foreign matter that the bladder needs to be taken out through the operation wound, then loosen the thumb that promotes backward this moment, reset spring 19 of the inside of function section of thick bamboo 8 this moment can Preceding activity, thereby make the activity under the closed condition get thing clamping piece 2 and open with fixed thing clamping piece 1 of getting, the thing clamping piece 2 front end is outwards overturned to the activity this moment, then get the thing clamping piece 2 and fix through the activity and get on the opening centre gripping need be taken out the foreign matter between the thing clamping piece 1, the thumb that needs move back this moment drives push-and-pull rod 10 rearward movement through push-and-pull bracelet 12, the push-and-pull rod 10 of rearward movement then can drive the activity through push-and-pull wire rope 15 and get thing clamping piece 2 and repeated closed action again, make the activity get the thing clamping piece 2 and fix get the foreign matter centre gripping that thing clamping piece 1 firmly need be taken out, then maintain this tight dynamics of clamp and slowly outwards pulling and get whole thing probe 4 of getting, thereby near the bladder foreign matter that needs to be taken out for.

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

Claims (6)

1. The utility model provides a thing pincers are got under uropoiesis surgery cystoscope, includes and gets thing probe rod (4) and operation section of thick bamboo (8), its characterized in that: the left end of an operation section of thick bamboo (8) is transversely installed to get thing probe rod (4), get thing probe rod (4) and an operation section of thick bamboo (8) and pass through adapter sleeve (5) fixed connection, get thing probe rod (4) and be provided with the half section under the leftmost end outer wall and stretch out left and obtain fixed thing clamping piece (1), the upside that fixed thing clamping piece (1) was got is provided with the activity and gets thing clamping piece (2), the thing clamping piece is got in the activity (2) and get thing probe rod (4) through connecting axle (3) fixed connection, fixed cover (6) have been cup jointed to the leftmost circumference outside of an operation section of thick bamboo (8), all be connected with fixed bracelet (7) on the upper and lower both ends outer wall of fixed cover (6), fixed bracelet (7) and fixed cover (6) are through welding fixed connection, the circumference outside of an operation section of thick bamboo (8) on fixed cover (6) right, the inner part of the circumference of the operation barrel (8) is provided with a push-pull rod (10) extending rightwards, the rightmost end of the push-pull rod (10) is arranged outside the right ends of the auxiliary clamping device (9) and the operation barrel (8), the rightmost end of the push-pull rod (10) is provided with a connecting block (11), the right end of the connecting block (11) is connected with a push-pull bracelet (12), the connecting block (11) and the push-pull bracelet (12) are fixedly connected through welding, the auxiliary clamping device (9) is provided with a propelling sleeve (21), the propelling sleeve (21) is sleeved outside the outer wall of the right half section of the circumference of the operation barrel (8), the outer wall of the circumference of the operation barrel (8) inside the circumference of the propelling sleeve (21) is provided with propelling threads (20), the rightmost end of the propelling sleeve (21) is connected with a clamping separation blade (22), and the clamping separation blade (, a transverse clamping stop hole (23) is formed in the circumference of the center of the clamping stop piece (22), and the clamping stop hole (23) is sleeved outside the circumference of the push-pull rod (10).

2. The cystoscopic inferior fetching forceps for urinary surgery according to claim 1, characterized in that: get inside through-hole (14) that is provided with of circumference of thing probe rod (4), the activity is got the rightmost end setting of thing clamping piece (2) and is inside at the leftmost end of through-hole (14), a function section of thick bamboo (8) leftmost end center department outer wall is inside to be provided with horizontal movable hole (13), through-hole (14) keep the feed-through state through movable hole (13) and the inside of a function section of thick bamboo (8), the leftmost end of push-and-pull rod (10) passes a function section of thick bamboo (8) right-hand member outer wall and sets up inside the circumference of a function section of thick bamboo (8).

3. The cystoscopic inferior fetching forceps for urinary surgery according to claim 2, characterized in that: the utility model discloses a safety protection device, including push-and-pull rod (10), push-and-pull rod (10) leftmost end is connected with connector (16), the left end of connector (16) is connected with push-and-pull wire rope (15), the rightmost end of push-and-pull wire rope (15) passes through-hole (14) and gets thing clamping piece (2) rightmost end fixed connection with the activity, be connected with spacing retaining ring (17) on the circumference inner wall of operation section of thick bamboo (8) center department, spacing retaining ring (17) right side is provided with spacing separation blade (18), spacing separation blade (18) cup joint on the circumference outer wall of push-and-pull rod (10), be connected with reset spring (19) between spacing separation blade (18) right-hand member outer wall and operation section of thick bamboo (8) right.

4. The cystoscopic inferior fetching forceps for urinary surgery according to claim 1, characterized in that: the fixed shape size and the structure that gets thing clamping piece (1) and activity and get thing clamping piece (2) are all the same, the fixed upper end outer wall of getting thing clamping piece (1) of getting after closing each other of thing clamping piece (2) can be got with the activity and get thing clamping piece (2) lower extreme outer wall and tightly laminate together, the activity is got the biggest angle that thing clamping piece (2) upwards overturned through connecting axle (3) and is less than 90 degrees angles.

5. The cystoscopic inferior fetching forceps for urinary surgery according to claim 1, characterized in that: the maximum moving distance of a pushing sleeve (21) on the auxiliary clamping device (9) on the circumferential outer wall of the operating cylinder (8) is larger than the maximum pushing and pulling stroke of the push-pull rod (10).

6. The cystoscopic inferior fetching forceps for urinary surgery according to claim 1, characterized in that: fixed bracelet (7) are provided with two altogether fixed bracelet (7) all connect respectively on the upper and lower both ends outer wall of fixed cover (6) through the welding, two the shape size and the structure of fixed bracelet (7) and push-and-pull bracelet (12) constitute the homogeneous phase.

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