CN213552039U - Urethra expander for urology surgery - Google Patents

Abstract

The utility model discloses an uropoiesis is urethral dilator for surgery, including inner tube and fixing base, inner tube outside both ends are connected with the expansion pipe, and the expansion pipe top is provided with into the gas port, it is connected with into the trachea to go into the gas port top, the inner tube inboard is provided with the seal wire, the fixing base is settled at the inner tube top, and settles in the inside both sides of fixing base has the light. This urinary surgery uses urethra expander, the expansion tube is provided with two, and settle in the inner tube left and right sides, the expansion tube expansion direction is horizontal expansion, after the expansion tube expansion, all the other both ends of inner tube all have great space, this make the expansion tube can be good after the expansion expose the urethra mucosa in, great operating space in addition, this can avoid the expander to occupy the urethra chamber completely, it is narrow and small to lead to operating space, the quality that the urethra coincide has been influenced, lead to the postoperative urine to leak, the constrictive condition of urethra takes place, this is favorable to lifting means's convenience in use and security.

Description

Urethra expander for urology surgery

Technical Field

The utility model relates to a urethral dilator technical field specifically is a urethral dilator for uropoiesis surgery.

Background

At present, the incidence of male bladder cancer and prostate cancer in China is continuously increased, total cystectomy, in situ cystectomy and radical prostatectomy are one of the most important methods for treating the two diseases, in the two operations, high-quality urethral anastomosis is the most critical step for ensuring the normal urination function after the urinary tract reconstruction, and generally, when the urethral anastomosis is performed, a urethral dilator needs to be inserted into a far-end urethra so as to play a guiding role in anastomosis.

The front ends of the urethral dilators in various types on the market at present are blunt round solid, when the urethra is anastomosed, the urethral dilators are difficult to expose the urethral mucosa at the stump well, and meanwhile, the dilators completely occupy the urethral cavity, so that the operation space is narrow, the urethral anastomosis quality is greatly influenced, the incidence rate of postoperative urinary leakage and urethral stricture is high, and the urethral dilator for the urinary surgery is provided for the above conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a urethral dilator for uropoiesis surgery to propose general urethral dilator front end for blunt circle solid type among solving above-mentioned background art, when carrying out the urethra anastomosis, be difficult to well expose stub urethra mucosa, the dilator has occupied the urethra chamber completely simultaneously, and operating space is narrow and small, has greatly influenced the urethra quality of anastomosis, thereby leads to postoperative urine to leak, the constrictive higher problem of incidence of urethra.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an uropoiesis is urethral dilator for surgery, includes inner tube and fixing base, inner tube outside both ends are connected with the expansion pipe, and the expansion pipe top is provided with into the gas port, it is connected with into the trachea to go into the gas port top, the inner tube inboard is provided with the seal wire, the fixing base is settled at the inner tube top, and settles in the inside both sides of fixing base and have the light, the outside both sides of fixing base are provided with presses the seat, and presses the inboard middle-end arrangement of seat to have first spring, first spring top is provided with and pushes away the seat, it has the joint seat to press the seat to be close to inner tube one side arrangement, and both sides are connected with the second spring about the joint seat, it has the through-hole to promote the seat top.

Preferably, the expansion pipes are symmetrically distributed along the vertical central line of the inner pipe, and the expansion pipes are fixedly connected with the inner pipe.

Preferably, the expansion pipe is connected with the air inlet in a clamping manner, and the expansion pipe forms a communicating structure through the air inlet pipe.

Preferably, the illuminating lamps are symmetrically distributed along the vertical central line of the fixing seat, and the outer surface of the illuminating lamp is attached to the outer surface of the inner tube.

Preferably, the pressing seat forms an elastic structure through a second spring, and the fixed seat and the pushing seat are vertically distributed.

Preferably, be integral structure between pressing seat and the joint seat, and be the block connection between joint seat and the inner tube.

Preferably, the outer surface of the reset seat is attached to the inner surface of the through hole, and the reset seat and the reset button are of an integrated structure.

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

this urinary surgery uses urethra expander, the expansion tube is provided with two, and settle in the inner tube left and right sides, the expansion tube expansion direction is horizontal expansion, after the expansion tube expansion, all the other both ends of inner tube all have great space, this make the expansion tube can be good after the expansion expose the urethra mucosa in, great operating space in addition, this can avoid the expander to occupy the urethra chamber completely, it is narrow and small to lead to operating space, the quality that the urethra coincide has been influenced, lead to the postoperative urine to leak, the constrictive condition of urethra takes place, this is favorable to lifting means's convenience in use and security.

This urinary surgery uses urethra expander, the inner tube adopts leaded light glass fiber material to make, this makes the light the back, and light can extend to patient's urethra through the inner tube in, because of the expansion pipe is transparent material, this makes the expansion pipe can not lead to the fact the influence to the leaded light of inner tube, and the leaded light through the inner tube can avoid not enough and the condition that leads to misoperation of illumination to take place when the treatment, and this security performance that is favorable to lifting means.

This urinary surgery uses urethral dilator, use the completion back at equipment, through pressing reset button, enable reset button and drive the seat that resets and move down, this enables to promote the seat and returns inside pressing the seat, inside through making to promote the seat and return inside pressing the seat, enable the joint seat and reset through the second spring, thereby enable the fixed connection of fixing base and inner tube and remove, this makes that the inner tube can be convenient take out and clear up from the fixing base is inside, this cleaning efficiency that is favorable to the lifting means.

Drawings

FIG. 1 is a schematic view of the overall structure of the utility model;

FIG. 2 is a schematic view of the structure of the expanding tube of the present invention;

FIG. 3 is a schematic view of the fixing base of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 5 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 6 is an enlarged schematic structural view of the point C in fig. 1 according to the present invention.

In the figure: 1. an inner tube; 2. an expansion tube; 3. an air inlet; 4. entering an air pipe; 5. a guide wire; 6. a fixed seat; 7. an illuminating lamp; 8. a pressing seat; 9. a first spring; 10. a pushing seat; 11. a clamping seat; 12. a second spring; 13. a through hole; 14. a reset seat; 15. a reset button.

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. 1-6, the present invention provides a technical solution: a urethral dilator for urinary surgery comprises an inner tube 1 and a fixed seat 6, both ends of the outer side of the inner tube 1 are connected with an expansion tube 2, the top of the expansion tube 2 is provided with an air inlet 3, the top of the air inlet 3 is connected with an air inlet tube 4, the inner side of the inner tube 1 is provided with a guide wire 5, the fixed seat 6 is arranged at the top of the inner tube 1, and two sides inside the fixed seat 6 are provided with illuminating lamps 7, the expansion tubes 2 are symmetrically distributed along the vertical central line of the inner tube 1, the expansion tubes 2 and the inner tube 1 are fixedly connected, the expansion tubes 2 and the air inlet 3 are connected in a clamping way, the expansion tubes 2 form a communicated structure through the air inlet tube 4, the illuminating lamps 7 are symmetrically distributed along the vertical central line of the fixed seat 6, the outer surface of the illuminating lamps 7 is attached to the outer surface of the inner tube 1, the inner, meanwhile, the front end of the inner tube 1 is conical, compared with the traditional blunt round solid type tube, the conical inner tube 1 can be easily inserted into the urethra, the whole shape of the inner tube 1 is curved, the shape of the inner tube 1 is closer to the male penis, so that the equipment is more convenient to expand the urethra, the whole inner tube 1 is of a hollow structure, the guide wire 5 can be conveniently led into the urethra from the inner part of the inner tube 1, the equipment can lead the catheter to be connected into the urethra under the guide of the guide wire 5 after the urethra is expanded, so that the connection of the catheter is more efficient and safe, the expansion tube 2 covers the outer side of the inner tube 1, the expansion tube 2 is made of a flexible transparent material, the expansion tube 2 cannot damage the urethra after being inserted into the urethra, gas can enter the expansion tube 2 through the gas inlet 3 by injecting gas into the gas inlet 4, and the diameter of the expansion tube 2 can be expanded, thereby can expand the urethra, the expansion pipe 2 is provided with two, and settle in the inner tube 1 left and right sides, the expansion direction of expansion pipe 2 is horizontal expansion, after expansion pipe 2 expands, all the other both ends of inner tube 1 all have great spaces, this make the expansion pipe 2 can be good after the expansion expose the urethral mucosa when, also great operating space, this can avoid the expander to occupy the urethral cavity completely, lead to operating space narrow and small, the urethra quality of coincide has been influenced, lead to postoperative urine to leak, the narrow condition of urethra takes place, this is favorable to promoting the convenience in use and the security of equipment, inner tube 1 adopts leaded light glass fiber material to make, this makes light 7 light up the back, light can extend to the patient urethra through inner tube 1, because of expansion pipe 2 is transparent material, this makes expansion pipe 2 can not cause the influence to the leaded light of inner tube 1, through the light guide of the inner tube 1, the condition that the operation error is caused by insufficient illumination in the operation can be avoided, and the safety performance of the equipment is favorably improved;

the pressing seat 8 is arranged on two sides of the outside of the fixed seat 6, the first spring 9 is arranged at the middle end of the inner side of the pressing seat 8, the pushing seat 10 is arranged at the top of the first spring 9, the clamping seat 11 is arranged on one side of the pressing seat 8 close to the inner tube 1, the second springs 12 are connected on the upper side and the lower side of the clamping seat 11, the pressing seat 8 forms an elastic structure through the second springs 12, the fixed seat 6 and the pushing seat 10 are vertically distributed, the pressing seat 8 and the clamping seat 11 form an integrated structure, the clamping seat 11 is connected with the inner tube 1 in a clamping manner, the pressing seat 8 on the left side and the right side of the fixed seat 6 can be moved towards the inner tube 1, the clamping seat 11 can clamp the inner tube 1, when the pushing seat 10 is moved to the through hole 13, the pressing seat can be sprung up due to the reset of the first spring 9 and clamped into the through hole 13, and the clamping seat 11 can be ensured not to loosen when clamping the inner tube 1, therefore, the clamping stability of the inner tube 1 is ensured, and the fixing seat 6 can be operated externally to move the inner tube 1 by clamping the inner tube 1, so that the inner tube 1 can be inserted more conveniently;

the top of the pushing seat 10 is provided with a through hole 13, the inner side of the through hole 13 is connected with a reset seat 14, the top of the reset seat 14 is provided with a reset button 15, the outer surface of the reset seat 14 is attached to the inner surface of the through hole 13, the reset seat 14 and the reset button 15 are in an integrated structure, after the pushing seat 10 is clamped in the through hole 13, the reset seat 14 can move to the upper part and drive the reset button 15 to move upwards, the reset button 15 can move to the top of the fixed seat 6, after the equipment is used, the reset button 15 can be pressed to drive the reset seat 14 to move downwards, the pushing seat 10 can return to the inside of the pressing seat 8, the clamping seat 11 can be reset through the second spring 12 after the equipment is used, the fixed connection between the fixed seat 6 and the inner tube 1 can be released, and the inner tube 1 can be conveniently drawn out from the inside of the fixed seat 6 and cleaned, this is advantageous for improving the cleaning efficiency of the apparatus.

The working principle is as follows: when the urethral dilator for urinary surgery is used, firstly, the pressing seats 8 on the left and right sides of the pressing fixed seat 6 are pressed, the pressing seats 8 can move towards the inner tube 1, the clamping seat 11 clamps the inner tube 1, when the pushing seat 10 moves to the through hole 13, the pushing seat can be sprung up due to the resetting of the first spring 9 and clamped into the through hole 13, which can ensure that the clamping seat 11 can not loosen when clamping the inner tube 1, thereby ensuring the clamping stability of the inner tube 1, the inner tube 1 can be moved by externally operating the fixed seat 6 by clamping the inner tube 1, after the pushing seat 10 is clamped into the through hole 13, the resetting seat 14 can be abducted and drive the resetting button 15 to move upwards, the resetting button 15 can be moved to the top of the fixed seat 6, the inner tube 1 is inserted into the urethra of a patient, the inner tube 1 is made of hard transparent material of light-conducting glass fiber, this makes inner tube 1 can keep higher steadiness in the use, and inner tube 1 front end is the toper simultaneously, compare traditional blunt round solid type pipe, toper inner tube 1 can insert the urethra more easily, inner tube 1 whole shape is for being the bending form, this makes inner tube 1 shape more press close to male sex's penis, thereby make equipment more make things convenient for the urethra expansion, expansion pipe 2 covers the inner tube 1 outside, and expansion pipe 2 adopts flexible transparent material to make, this makes expansion pipe 2 can not produce the damage to the urethra after inserting the urethra, then to pouring into gas in trachea 4, can make gas get into expansion pipe 2 inside through gas inlet 3, this can make the diameter of expansion pipe 2 expand, thereby can expand the urethra, expansion pipe 2 is provided with two, and settle in inner tube 1 left and right sides, expansion pipe 2 expansion direction is horizontal expansion, after expansion pipe 2 expands, the other two ends of the inner tube 1 are provided with large spaces, so that the dilator 2 can well expose urethral mucosa after being dilated, and meanwhile, the dilator has large operation space, which can prevent the dilator from completely occupying the urethral cavity, and the operation space is small, thereby affecting the urethral anastomosis quality, and causing postoperative urinary leakage and urethral stricture, then the illuminating lamp 7 is lightened, the inner tube 1 is made of light-guide glass fiber material, so that after the illuminating lamp 7 is lightened, light can extend into the urethra of a patient through the inner tube 1, because the dilator tube 2 is made of transparent material, the dilator tube 2 can not affect the light guide of the inner tube 1, through the light guide of the inner tube 1, the condition of operation error caused by insufficient illumination during operation can be avoided, then, the guide wire 5 is guided into the urethra, the inner tube 1 is integrally of a hollow structure, thereby facilitating the guide wire 5 to be guided into the urethra from the inner tube 1, this makes equipment can make the catheter access urethra under the guide of seal wire 5 after expanding the urethra, thereby make the more high-efficient safety of access of catheter, at last after the equipment uses the completion, through pressing reset button 15, enable reset button 15 and drive reset seat 14 and move down, this enables to push seat 10 and returns and presses 8 insides of seat, through making to push seat 10 and return and press 8 insides, enable joint seat 11 and reset through second spring 12, thereby enable the fixed connection of fixing base 6 and inner tube 1 and relieve, this makes that inner tube 1 can be convenient take out and clear up from fixing base 6 is inside.

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 (7)

1. A urethra expander for urinary surgery, which comprises an inner tube (1) and a fixed seat (6), and is characterized in that: the device comprises an inner tube (1), an expansion tube (2) connected with two ends of the outer side of the inner tube (1), an air inlet (3) arranged at the top of the expansion tube (2), an air inlet pipe (4) connected with the top of the air inlet (3), a guide wire (5) arranged on the inner side of the inner tube (1), a fixing seat (6) arranged at the top of the inner tube (1), illuminating lamps (7) arranged on two sides of the inner part of the fixing seat (6), pressing seats (8) arranged on two sides of the outer part of the fixing seat (6), a first spring (9) arranged at the middle end of the inner side of each pressing seat (8), a pushing seat (10) arranged at the top of each first spring (9), a clamping seat (11) arranged on one side of each pressing seat (8) close to the inner tube (1), second springs (12) connected with the upper side and the lower side of each clamping seat (11), a through hole (13) arranged at, the top of the reset seat (14) is provided with a reset button (15).

2. A urethral dilator for urinary surgery according to claim 1, characterised in that: the expansion pipes (2) are symmetrically distributed along the vertical central line of the inner pipe (1), and the expansion pipes (2) are fixedly connected with the inner pipe (1).

3. A urethral dilator for urinary surgery according to claim 1, characterised in that: the expansion pipe (2) is connected with the air inlet (3) in a clamping manner, and the expansion pipe (2) forms a communicated structure through the air inlet pipe (4).

4. A urethral dilator for urinary surgery according to claim 1, characterised in that: the illuminating lamps (7) are symmetrically distributed along the vertical center line of the fixing seat (6), and the outer surfaces of the illuminating lamps (7) are attached to the outer surface of the inner tube (1).

5. A urethral dilator for urinary surgery according to claim 1, characterised in that: the pressing seat (8) forms an elastic structure through a second spring (12), and the fixed seat (6) and the pushing seat (10) are vertically distributed.

6. A urethral dilator for urinary surgery according to claim 1, characterised in that: the pressing seat (8) and the clamping seat (11) are of an integrated structure, and the clamping seat (11) is connected with the inner pipe (1) in a clamping mode.

7. A urethral dilator for urinary surgery according to claim 1, characterised in that: the outer surface of the reset seat (14) is attached to the inner surface of the through hole (13), and the reset seat (14) and the reset button (15) are of an integrated structure.

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