CN104941050A

CN104941050A - Double-J tube suite

Info

Publication number: CN104941050A
Application number: CN201510447825.2A
Authority: CN
Inventors: 李于豪; 张晓峰
Original assignee: Dongguan Yifeng Electronic Science & Technology Co Ltd
Current assignee: Dongguan Yifeng Electronic Science & Technology Co Ltd
Priority date: 2015-07-24
Filing date: 2015-07-24
Publication date: 2015-09-30

Abstract

The invention discloses a double-J tube suite which comprises a double-J tube, conducting wires and a top tube, wherein the conducting wires, the top tube and the double-J tube are used in a coordinated manner; the double-J tube comprises a renal pelvis end elastic ring, a ureter part and a urinary bladder end elastic ring, wherein the renal pelvis end elastic ring, the ureter part and the urinary bladder end elastic ring are connected and communicated in sequence; end parts of the renal pelvis end elastic ring and the urinary bladder end elastic ring are open; one or more elliptic holes are formed in the tube wall of the ureter part; long axes of the elliptic holes are in the long axis direction of the double-J tube; two conducting wires are arranged. The double-J tube suite adopts two conducting wires, and is inserted from two ends, so that the inserting time of the double-J tube is shortened, and the infection risk is reduced.

Description

A kind of double J pipe external member

Technical field

The present invention relates to a kind of medical apparatus and instruments, particularly relate to a kind of double J pipe external member.

Background technology

Double J pipe is a kind of ureter rack tube, its two ends are curling, have support and interior drainage, can remove ureter inflammation, edema causes temporarily first blocks, prevent postoperative wound leakage of urine and stricture of ureter, be therefore widely used in urological disorders treatment.

But, inserting of double J pipe is a time-consuming and link acquired a certain degree of difficulty, this is because double J pipe is longer, one end is needed to stretch into bladder, the other end stretches in renal pelvis, common method for posting is put into from urethral orifice or ureter incision by double J pipe first end first to stretch into bladder or renal pelvis afterwards, and the second end is pushed into the opposite end that first end stretches into after whole double J pipe is all sent into urethral orifice or ureter otch again.Whole process time is longer, and double J pipe needs to move around in ureter, adds the risk of infection, and for operator especially abecedarian, or use cystoscope or peritoneoscope, operate all more difficult, its weak point is as follows:

1, time-consuming, especially insert under cystoscope, plurality of pendulums position and many sterilizations once, increase patient painful, too increase the expense of patient;

2, insert under peritoneoscope, limited space, acquire a certain degree of difficulty, be difficult to association and grasp;

3, the damage to histoorgans such as ureters is easily caused;

4, traditional double J pipe is inserted and was normally carried out before stone operation, if carry out very difficult after stone operation, need could operate at double J pipe overcoat one ureteral catheter, otherwise the operating time is very long, therefore traditional double J pipe easily causes ureteral calculus to be shifted;

If 5 use ureteral catheters, then insert rear ureteral catheter exit comparatively speaking operating cost time, and likely take double J pipe out of;

6, by the multifactor impact such as sex and patient body position, easily cause double J pipe storing position imprecise;

Summary of the invention

Object of the present invention be exactly in order to provide one sooner, more maneuverable double J pipe external member, inserted by double end and the operating time reduced by half, reduce the misery of patient and infection risk.

The present invention adopts following technical scheme to realize above-mentioned purpose: a kind of double J pipe external member, comprise double J pipe, seal wire and push pipe, seal wire, push pipe and double J pipe with the use of, double J pipe comprises renal pelvis end elastic ring, ureter portion and bladder end elastic ring, renal pelvis end elastic ring, ureter portion are connected successively with bladder end elastic ring and communicate, renal pelvis end elastic ring and bladder end elastic ring open-ended, the tube wall in ureter portion is arranged at least one slotted eye, the major axis of slotted eye is at the long axis direction of double J pipe, and described seal wire is two seal wires.

The diameter of described slotted eye is 1-2 times of two seal wire diameter sums.

Described seal wire comprises tinsel and elastomeric material, and elastomeric material wraps in outside tinsel.Described tinsel is medical steel wire, iron wire etc., and its diameter is equal to or less than the diameter of existing zebra guide wire, Misgurni anguillicaudati seal wire or superslide seal wire.Described elastomeric material is the flexible materials such as medical silica-gel.

The termination of described seal wire one end is soft head, and soft head only has elastomeric material.Termination does not have tinsel, and namely length wiry is smaller than the length of the elastomeric material of outsourcing, and one end is soft.Such seal wire is to damage human body entering human body.

The soft head length of seal wire is 2.5-3.5cm.

Described seal wire is for being similar to zebra guide wire, Misgurni anguillicaudati seal wire or superslide seal wire etc.(current zebra guide wire, Misgurni anguillicaudati seal wire, superslide seal wire and double J pipe supporting seal wire be also a flaccidity of the neck)

A guidewire length is 70-100cm.

The tube wall in described ureter portion is arranged three slotted eyes.The slotted eye that can penetrate according to ureter wound temperature seal wire.

Under using state, one end of a seal wire is inserted from the renal pelvis end elastic ring port of double J pipe, passes from the slotted eye of double J pipe; One end of another root seal wire is inserted from the bladder end elastic ring port of double J pipe, passes from the slotted eye of double J pipe, and push pipe is enclosed within two seal wires passing and is against on double J pipe.Push pipe is against on double J pipe and promotes double J pipe to two end motions.The soft head of two seal wires passes renal pelvis end elastic ring port and the bladder end elastic ring port of double J pipe respectively, and the other end passes from same slotted eye.

The length of described push pipe is 30-40cm.

Described double J pipe external member also comprises the trocar (trocar), and during using state, Trocar sleeve is outside push pipe.(when trocar is used for laparoscopic surgery, setting up passage)

Described double J pipe also has circular side holes.

Described double J pipe has bending.

Beneficial effect of the present invention:

The competitive advantage of its product is:

1, abecedarian, as long as double J pipe implantation that can be conventional, study that need not be professional, will operate;

2, owing to being that double end is inserted, save and insert the time, at least save half an hour;

3, when making double J pipe enter urine output road otch, basic only needs operates push pipe outward at otch, than traditional double J pipe need ureter incision repeatedly with perform the operation pliers to double J pipe move operate much simple and easy.

4, double J pipe can not be taken out of when seal wire exits, little to injury of ureter;

5, few intercurrent disease: for patients with ureteral calculi, due to minimizing consuming time, and inserts relatively simple, only push pipe need be operated, therefore can carry out after stone operation, there will not be the capable cystoscope of traditional double J pipe to insert, probably calculus is pushed renal pelvis; Injury of ureter obviously reduces.

6, after the length of seal wire ensure that double J pipe delivers to position, the soft head of seal wire is outside double J pipe.

Accompanying drawing explanation

Fig. 1 is the double J pipe structural representation in embodiment.

Fig. 2 is the double J pipe external member using state schematic diagram in embodiment.

Detailed description of the invention

Also by way of example the present invention is described in further detail below in conjunction with accompanying drawing.

A kind of double J pipe external member, comprise double J pipe 1, seal wire 1, seal wire 23 and push pipe 4, double J pipe 1 comprises renal pelvis end elastic ring 11, ureter portion 12 and bladder end elastic ring 13, renal pelvis end elastic ring 11, ureter portion 12 are connected successively with bladder end elastic ring 13 and communicate, renal pelvis end elastic ring 11 and bladder end elastic ring 13 open-ended, the tube wall in ureter portion 12 is arranged three slotted eyes 14, the major axis of slotted eye 14 is at the long axis direction of double J pipe 1.Double J pipe 1 also has multiple circular side holes (not shown).

A guidewire length is 70-100cm.Seal wire 1 and seal wire 23 are all made up of tinsel outer wrapping elastomeric material, enter the termination not comprising metal wire of one end of human body, only have elastomeric material, and the length of this termination is 2.5-3.5cm.

The length of push pipe 4 is 30-40cm.The diameter of push pipe is 7F or 8F.

As shown in Figure 1, the trocar 5 is through abdominal part or waist 7, the operating walk way just set up when trocar is operation, through skin, the muscle layer of waist, abdominal part, less than ureter 6, the soft head of seal wire 1 from the trocar 5 pliers auxiliary insert ureteral bladder end from ureter otch, tail end is stayed external; The soft head of seal wire 23 from the trocar 5 pliers auxiliary insert ureteral renal pelvis end from ureter otch, tail end is stayed external;

Double J pipe 1 bladder end elastic ring 13 port penetrates seal wire 1, and the tail end of seal wire 1 passes from a slotted eye 14; Double J pipe 1 renal pelvis end elastic ring 11 port penetrates seal wire 23, and the tail end of seal wire 23 passes (slotted eye 14 chosen is determined by ureter incision site) from aforementioned same slotted eye 14;

The tail end that push pipe 4 is enclosed within seal wire 1 and seal wire 23 is against and double J pipe 1 pushes away double J pipe 1 enters in ureter, and after double J pipe 1 delivers to position, the soft head of seal wire 1 and seal wire 23 is outside double J pipe.

After double J pipe 1 shifts position onto, first seal wire 1 and seal wire 23 are taken out, and then take out push pipe 4 and the trocar 5.

Suitably transfer the position of double J pipe according to the pliers of practical situation operation, generally need not adjust.

The material of double J pipe 1 is substantially identical with existing double J pipe, polyurethane can be adopted to make, need ageing resistance strong, histocompatibility is good, avirulence, surperficial dead smooth, crust tendency is little, flexibility is good, have elasticity, internal diameter is large, caliber is large, thickness of pipe wall, drainage flow are large, caliber is suitable, can not move up and down, x-ray can develop, and has side opening, not yielding.Double J pipe external diameter can adopt 4F, 5F, 6F, 7F, 8F.

Seal wire 1 and seal wire 23 can adopt similar material and the structure of existing zebra guide wire, Misgurni anguillicaudati seal wire or superslide seal wire, and such as skin seal wire elastomeric material can be polyurethane, and inner tinsel is be highly soft and durable Nitinol.Certain those skilled in the art also can alternative costs lower meet the material of medical requirement to prepare.The diameter of seal wire is approximately 0.035 inch, 0.032 inch, 0.028 inch etc., can determine according to practical situation.

The present invention is not limited to above-mentioned embodiment, and any those skilled in the art can do numerous modifications and variations, without departing from the spirit of the present invention, all in the claimed scope of the present invention.

Claims

1. a double J pipe external member, comprise double J pipe, seal wire and push pipe, seal wire, push pipe and double J pipe with the use of, double J pipe comprises renal pelvis end elastic ring, ureter portion and bladder end elastic ring, and renal pelvis end elastic ring, ureter portion are connected successively with bladder end elastic ring and communicate, and it is characterized in that, renal pelvis end elastic ring and bladder end elastic ring open-ended, the tube wall in ureter portion is arranged at least one slotted eye, the major axis of slotted eye is at the long axis direction of double J pipe, and described seal wire is two seal wires.

2. double J pipe external member according to claim 1, is characterized in that, the tube wall in described ureter portion is arranged three slotted eyes.

3. the double J pipe external member according to any one of claim 1 or 2, is characterized in that, the diameter of described slotted eye is 1-2 times of two seal wire diameter sums.

4. double J pipe external member according to claim 1, is characterized in that, described seal wire comprises tinsel and elastomeric material, and elastomeric material wraps in outside tinsel.

5. double J pipe external member according to claim 4, is characterized in that, the termination of described seal wire one end is soft head, and soft head only has elastomeric material.

6. double J pipe external member according to claim 5, is characterized in that, the soft head length of described seal wire is 2.5-3.5cm.

7. double J pipe external member according to claim 1, is characterized in that, under using state, one end of a seal wire is inserted from the renal pelvis end elastic ring port of double J pipe, passes from the slotted eye of double J pipe; One end of another root seal wire is inserted from the bladder end elastic ring port of double J pipe, passes from the slotted eye of double J pipe, and push pipe is enclosed within two seal wires passing and is against on double J pipe.

8. double J pipe external member according to claim 1, is characterized in that, a guidewire length is 70-100cm.

9. double J pipe external member according to claim 1, is characterized in that, the length of described push pipe is 30-40cm.

10. double J pipe external member according to claim 1, is characterized in that, described double J pipe external member also comprises the trocar, and during using state, Trocar sleeve is outside push pipe.