CN211911701U

CN211911701U - Ureter bladder anastomotic device under direct vision

Info

Publication number: CN211911701U
Application number: CN202020335478.0U
Authority: CN
Inventors: 刘海龙; 周晓峰; 丁振山; 李沛哲; 邓益森; 应文伟; 何宇辉
Original assignee: China Japan Friendship Hospital
Current assignee: China Japan Friendship Hospital
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-11-13
Anticipated expiration: 2030-03-17

Abstract

A uretero-vesical anastomosis device under direct vision comprises a hollow tube and a sleeve sleeved outside the hollow tube; the device is characterized in that the hollow pipe is movably connected with the sleeve through a connecting structure, and the hollow pipe longitudinally moves along the sleeve; the bottom end of the hollow pipe is provided with an absorbable pad, and the absorbable pad is connected with the bottom of the hollow pipe in a bendable manner; the lower end of the sleeve is provided with a binder which is used for being matched with the absorbable pad for use, the binder is provided with absorbable nails, and the upper end of the binder is provided with an adjusting structure which is used for adjusting the longitudinal movement distance of the binder. When the device is used, the absorbable pad is in a vertical state, the ureter is placed into the hollow tube at the moment, the absorbable pad is pushed into the bladder, the absorbable pad is adjusted to be in a horizontal state, the absorbable pad is driven into the absorbable pad through the adjusting structure, the ureter is tightly attached to the bladder, and finally the device is taken out through the withdrawing hollow tube.

Description

Ureter bladder anastomotic device under direct vision

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to the relevant auxiliary instrument of ureter, concretely relates to is a ureter bladder anastomotic device under direct vision.

Background

The ureteral stent (D-J tube, double J tube) is a hollow tube supported by high polymer materials, has wide application in urinary surgery, and is suitable for treatment processes of kidney stones, ureteral stones, hydronephrosis, kidney transplantation, kidney and ureteral tumors, ureteral stenosis and the like.

D-J tubes are usually adopted for ureter-bladder anastomosis clinically, the time consumption is relatively long, and the D-J tubes belong to foreign matters relative to a human body, so that the risk of infection is invisibly increased; in addition, because the D-J tube is left in the body of the patient for a long time to cause complications, such as damage to the ureter, calculus and the like, the D-J tube is required to be taken out by a cystoscope operation in a direct-view state after the operation, so that great pain is brought to the patient, and the medical cost of the patient is increased. There is therefore a need for a uretero-vesical anastomosis device that minimizes the risk of patient infection and reduces patient medical costs, and that is simple to operate, instead of the traditional uretero-vesical anastomosis technique.

The utility model discloses it is great to traditional ureter-bladder anastomosis technique infection risk, and the user produces the problem of complication easily, also provides a ureter bladder anastomosis device under direct vision for the physiological misery and the economic pressure that furthest alleviateed the patient simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to overcome among the prior art traditional ureter-bladder anastomosis technique infection risk great, and the user produces the problem of complication easily, also in order to alleviate patient's physiology misery and economic pressure by the at utmost simultaneously, the utility model provides a ureter bladder anastomosis device under direct vision.

Further, the hollow tube surface sets up the external screw thread, the intraductal hollow cavity that the internal diameter is greater than the hollow tube external diameter that sets up of cover, hollow intracavity surface is equipped with the internal thread that matches the use with the external screw thread, and the hollow tube realizes screw thread swing joint through hollow cavity and sleeve pipe.

Furthermore, the number of the absorbable pads is 2, and the absorbable pads are respectively positioned at the left side and the right side of the hollow pipe; this arrangement facilitates the insertion of the ureter into the bladder.

Further, a movable bridge is arranged above the absorbable pad and below the hollow pipe, and the movable bridge, the absorbable pad and the hollow pipe are connected in series through a regulating rope; the position of the movable bridge is moved by controlling the adjusting rope, so that the bending angle of the absorbable pad can be effectively adjusted.

Furthermore, 3-5 movable bridges are arranged, and 4 movable bridges are preferably arranged; this kind of setting can effectively guarantee to absorb the regulation of filling up bending angle.

Furthermore, through holes for the adjusting ropes to extend into are arranged on the movable bridge and the hollow pipe, and the adjusting ropes are fixedly connected with the absorbable pad; in addition, a first handle used for controlling the bending angle of the movable bridge is arranged at one end, away from the absorbable pad, of the adjusting rope. Through this kind of mode will adjust the rope and stretch into the through hole of dodge bridge and hollow tube successively, the bending angle of rethread removal first handle position regulation rope, and then effectively guarantee to absorb the bending angle who fills up.

Furthermore, a first accommodating groove for accommodating the binder is arranged on the sleeve, and the binder and the absorbable pad are vertically mapped and consistent; the stapler and the absorbent pad are arranged in the same size and number so as to facilitate the operation of medical staff.

Furthermore, the adjusting structure comprises a connecting rod arranged above the binding device, a ring arranged above the connecting rod and a control device arranged on any one of the left side or the right side of the ring; the binding device is fixedly connected with the connecting rod, the connecting rod is fixedly connected with the circular ring, and the circular ring is fixedly connected with the control device; this arrangement ensures effective longitudinal movement of the binder.

Further, the number of the connecting rods is set to be 2.

Further, the control device comprises a control rod fixedly connected with the circular ring and a control button fixedly connected with the control rod, and the control button is close to the outer side wall of the sleeve; the arrangement is convenient for medical staff to adjust the binder.

Furthermore, a first accommodating cavity for accommodating the connecting rod, a second accommodating cavity for accommodating the ring and a second accommodating groove for accommodating the control rod are correspondingly arranged in the sleeve; during the use, at first put into first holding tank with the binding ware, the connecting rod is put into first holding chamber, and the second is put into respectively to ring and control lever and is held chamber and second holding tank, and rethread pushes away the longitudinal motion distance of control button regulation binding ware.

Further, the longitudinal length of the second accommodating cavity is consistent with the longitudinal distance between the binder and the absorbable pad; this arrangement ensures that the binder is compatible with the absorbent pad.

Further, the hollow tube upper end is connected and is provided with the second handle, and the setting of second handle makes things convenient for medical personnel to operate the hollow tube.

Further, sleeve pipe and hollow tube set up to openable structure, and the direction of opening keeps unanimous with first holding tank place direction. A connecting block is arranged on any one side of the front side or the rear side of the sleeve to ensure that the sleeve can rotate around the edge of the connecting block to be opened; the arrangement can meet the requirements of medical staff for placing the ureter in the hollow tube and placing the binder in the sleeve.

Further, the number of the connecting blocks is 3-5, preferably 4.

Compared with the prior art, the technical scheme of the utility model can effectively overcome that the infection risk of the traditional ureter-bladder anastomosis technique is great, and the user easily produces the problem of complication, and furthest has alleviateed the painful physiology and the economic stress of patient simultaneously.

Drawings

FIG. 1 is a perspective view of the overall structure of the uretero-vesical anastomosis under direct vision;

FIG. 2 is a perspective view of the front view of the uretero-vesical anastomosis under direct vision;

fig. 3 is a schematic view of the whole structure of the uretero-vesical anastomosis device under direct vision of the utility model;

FIG. 4 is a perspective view of the front cross-sectional structure of the uretero-vesical anastomosis under direct vision of the present invention;

FIG. 5 is a perspective view showing the overall structure of the casing of the uretero-vesical anastomosis device under direct vision;

FIG. 6 is a perspective view showing the cross-sectional structure of the sleeve of the uretero-vesical anastomosis device under direct vision;

fig. 7 is a front view structural schematic diagram of the hollow tube and the binder of the uretero-vesicae anastomosis device under direct vision of the utility model;

fig. 8 is a schematic view of the overall structure of the hollow tube and the binder of the uretero-vesical anastomosis device under direct vision of the present invention;

FIG. 9 is a schematic view of a hollow tube of the direct-view lower uretero-vesical anastomosis device according to the present invention showing a partially enlarged structure;

fig. 10 is a schematic view of the whole structure of the movable bridge and the absorbable pad of the uretero-vesical anastomosis device under direct vision of the present invention;

in the figure, 1, a hollow tube; 11. an absorbent pad; 12. a movable bridge; 13. adjusting the rope; 14. a through hole; 15. a first handle; 16. a second handle; 2. a sleeve; 21. a first accommodating groove; 3. a binder; 31. an absorbable nail; 32. a connecting rod; 33. a circular ring; 34. a control lever; 35. a control button; 36. a first accommodating chamber; 37. a second accommodating chamber; 38. a second accommodating groove; 39. and (4) connecting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to specific embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and those skilled in the art can easily understand other advantages and effects of the present invention from the disclosure in the specification. The utility model discloses can also implement or use through other different concrete implementation manners, under the condition of conflict-free, the characteristics in following embodiment and the embodiment can make up each other, based on the embodiment in the utility model, all other embodiments that the ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

Example 1A uretero-vesical anastomosis device under direct vision

A uretero-vesical anastomosis device under direct vision comprises a hollow tube 1 and a sleeve 2 sleeved outside the hollow tube 1; the device is characterized in that the hollow tube 1 is movably connected with the sleeve 2 through a connecting structure, and the hollow tube 1 moves longitudinally along the sleeve 2; an absorbable pad 11 is arranged at the bottommost end of the hollow pipe 1, and the absorbable pad 11 is connected with the bottom of the hollow pipe 1 in a bendable manner; the lower end of the sleeve 2 is provided with a binder 3 matched with the absorbable pad 11 for use, the binder 3 is provided with absorbable nails 31, and the upper end of the binder 3 is provided with an adjusting structure for adjusting the longitudinal movement distance of the binder 3. When the ureter fixing device is used, the absorbable pad 11 is in a vertical state, the ureter is placed into the hollow tube 1 at the moment, the absorbable pad 11 is pushed into the bladder, the absorbable pad 11 is adjusted to be in a horizontal state, the absorbable nail 31 is driven into the absorbable pad 11 through the adjusting structure, the ureter is tightly attached to the bladder, and finally the ureter is taken out through the withdrawing hollow tube 1.

The surface of the hollow tube 1 is provided with external threads, the inner diameter of the hollow cavity of the hollow tube 1 is larger than the outer diameter of the hollow tube 2, the inner surface of the hollow cavity is provided with internal threads matched with the external threads for use, and the hollow tube 1 is movably connected with the sleeve 2 through the hollow cavity.

The number of the absorbable pads 11 is 2, and the absorbable pads are respectively positioned at the left side and the right side of the hollow pipe 1; this arrangement facilitates the insertion of the ureter into the bladder.

A movable bridge 12 is arranged above the absorbable pad 11 and below the hollow pipe 1, and the movable bridge 12, the absorbable pad 11 and the hollow pipe 1 are connected in series through a regulating rope 13; the position of the movable bridge 12 is moved by controlling the adjusting rope 13, so that the effective adjustment of the bending angle of the absorbable pad 11 is realized.

3-5 movable bridges 12 are arranged, and 4 movable bridges are preferably arranged; this arrangement can effectively ensure the adjustment of the bending angle of the absorbent pad 11.

The movable bridge 12 and the hollow pipe 1 are provided with through holes 14 for the adjusting ropes 13 to extend into, and the adjusting ropes 13 are fixedly connected with the absorbable pad 11; in addition, a first handle 15 for controlling the bending angle of the movable bridge 12 is provided at the end of the adjusting rope 13 away from the absorbent pad 11. Through this kind of mode will adjust rope 13 and stretch into the through hole 14 of activity bridge 12 and hollow tube 1 successively, the bending angle of rethread removal handle 15 position come the regulation rope 13 of 12 departments of activity bridge, and then effective assurance can absorb the bending angle of pad 11.

A first accommodating groove 21 for accommodating the binding device 3 is formed in the sleeve 2, and the binding device 3 is vertically mapped and matched with the absorbable pad 11; the stapler 3 is provided with the same size and number as the absorbable pad 11 to facilitate the operation of the medical staff.

The adjusting structure comprises a connecting rod 32 arranged above the binding device 3, a ring 33 arranged above the connecting rod 32, and a control device arranged on either the left side or the right side of the ring 33; the binding device 3 is fixedly connected with a connecting rod 32, the connecting rod 32 is fixedly connected with a circular ring 33, and the circular ring 33 is fixedly connected with a control device; this arrangement ensures effective longitudinal movement of the binder 3.

The number of the connecting rods 32 is set to 2.

The control device comprises a control rod 34 fixedly connected with the circular ring 33 and a control knob 35 fixedly connected with the control rod 34, and the control knob 35 is close to the outer side wall of the sleeve 2; this arrangement facilitates adjustment of the stapler 3 by medical personnel.

A first accommodating cavity 36 for accommodating the connecting rod 32, a second accommodating cavity 37 for accommodating the ring 33 and a second accommodating cavity 38 for accommodating the control rod 34 are correspondingly arranged in the sleeve 2; when in use, the stapler 3 is firstly placed into the first accommodating cavity 21, the connecting rod 32 is placed into the first accommodating cavity 36, the ring 33 and the control rod 34 are respectively placed into the second accommodating cavity 37 and the second accommodating cavity 38, and then the longitudinal movement distance of the stapler 3 is adjusted by pushing the control button 35.

The longitudinal length of the second containing cavity 37 is consistent with the longitudinal distance between the binder 3 and the absorbable pad 11; this arrangement ensures the matched use of the binder 3 with the absorbent pad 11.

The upper end of the hollow tube 1 is connected with a second handle 16, and the second handle 16 is convenient for medical staff to operate the hollow tube 1.

Example 2A uretero-vesical anastomosis device under direct vision

The number of the connecting rods 32 is set to 2.

The sleeve 2 and the hollow tube 1 are arranged in an openable structure, and the opening direction is consistent with the direction of the first accommodating groove 21. A connecting block 39 is arranged on any side of the front side or the rear side of the sleeve 2 to ensure that the sleeve 2 can rotate around the edge of the connecting block 39 to be opened; the arrangement can meet the requirements of medical staff for placing the ureter into the hollow tube 1 and placing the binder 3 into the sleeve 2.

The number of the connecting blocks 39 is 3 to 5, preferably 4.

The above description of the embodiments is only intended to illustrate the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several modifications can be made to the present invention, and these modifications will fall within the protection scope of the claims of the present invention.

Claims

1. A uretero-vesical anastomosis device under direct vision comprises a hollow tube (1) and a sleeve (2) sleeved outside the hollow tube (1); the device is characterized in that the hollow pipe (1) is movably connected with the sleeve (2) through a connecting structure, and the hollow pipe (1) longitudinally moves along the sleeve (2); the bottom end of the hollow pipe (1) is provided with an absorbable pad (11), and the absorbable pad (11) is connected with the bottom of the hollow pipe (1) in a bending way; the lower end of the sleeve (2) is provided with a binder (3) used for being matched with the absorbable pad (11), the binder (3) is provided with absorbable nails (31), and the upper end of the binder (3) is provided with an adjusting structure used for adjusting the longitudinal movement distance of the binder (3).

2. The direct-view uretero-vesical anastomosis device according to claim 1, characterized in that the external surface of the hollow tube (1) is provided with external threads, the inside of the sleeve (2) is provided with a hollow cavity with an inner diameter larger than the outer diameter of the hollow tube (1), the inner surface of the hollow cavity is provided with internal threads matched with the external threads, and the hollow tube (1) is in threaded movable connection with the sleeve (2) through the hollow cavity.

3. The direct-view uretero-vesical anastomosis device according to claim 1, wherein the number of absorbable pads (11) is set to 2, respectively on the left and right sides of the hollow tube (1).

4. The direct-view uretero-vesical anastomosis device according to claim 3, wherein a movable bridge (12) is provided above the absorbable pad (11) and below the hollow tube (1), and the movable bridge (12), the absorbable pad (11) and the hollow tube (1) are connected in series by an adjusting rope (13).

5. The direct-view uretero-vesical anastomosis device according to claim 4, wherein the movable bridge (12) and the hollow tube (1) are provided with through holes (14) for the insertion of the adjusting ropes (13), and the adjusting ropes (13) are fixedly connected with the absorbable pad (11); in addition, a first handle (15) used for controlling the bending angle of the movable bridge (12) is arranged at one end of the adjusting rope (13) far away from the absorbable pad (11).

6. The direct-view uretero-vesical anastomosis device according to claim 1, characterized in that a first housing slot (21) is provided on the cannula (2) for housing the stapler (3), and in that the stapler (3) is vertically mapped in correspondence with the absorbable pad (11).

7. The uretero vesical anastomosis device, under direct vision, according to claim 1, characterized in that the adjustment structure comprises a connecting rod (32) disposed above the stapler (3), a ring (33) disposed above the connecting rod (32), and a control device disposed on either the left or right side of the ring (33); the binding device (3) is fixedly connected with the connecting rod (32), the connecting rod (32) is fixedly connected with the circular ring (33), and the circular ring (33) is fixedly connected with the control device.

8. The direct-view uretero-vesical anastomosis device according to claim 7, characterized in that the control device comprises a control rod (34) fixedly connected to the ring (33), and a control knob (35) fixedly connected to the control rod (34), and in that the control knob (35) is located next to the outer lateral wall of the cannula (2).

9. The direct-view uretero-vesical anastomosis device according to claim 6, characterized in that inside the cannula (2) there are provided, in correspondence, a first housing chamber (36) for housing the connecting rod (32), a second housing chamber (37) for housing the circular ring (33), and a second housing chamber (38) for housing the control rod (34).

10. The direct-view uretero-vesical anastomosis device according to claim 1, characterized in that the cannula (2) and the hollow tube (1) are arranged in an openable configuration, the opening direction being coincident with the direction of the first receiving channel (21), and in that either the front or the rear side of the cannula (2) is provided with a connecting block (39) to ensure that the cannula (2) can be opened by rotation about the edge of the connecting block (39).