CN209932774U - Urethra expansion sheath assisting bladder piezometer tube to keep somewhere - Google Patents
Urethra expansion sheath assisting bladder piezometer tube to keep somewhere Download PDFInfo
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- CN209932774U CN209932774U CN201920435515.2U CN201920435515U CN209932774U CN 209932774 U CN209932774 U CN 209932774U CN 201920435515 U CN201920435515 U CN 201920435515U CN 209932774 U CN209932774 U CN 209932774U
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- Prior art keywords
- sheath
- urethra
- bladder
- expansion sheath
- expansion
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- 210000003708 urethra Anatomy 0.000 title claims abstract description 70
- 230000000916 dilatatory effect Effects 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000006748 scratching Methods 0.000 claims 1
- 230000002393 scratching effect Effects 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000003202 urodynamic effect Effects 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 210000004877 mucosa Anatomy 0.000 description 5
- 210000002307 prostate Anatomy 0.000 description 5
- 210000002700 urine Anatomy 0.000 description 5
- 238000002513 implantation Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 1
- 206010005053 Bladder neck obstruction Diseases 0.000 description 1
- 238000012274 Preoperative evaluation Methods 0.000 description 1
- 206010060862 Prostate cancer Diseases 0.000 description 1
- 208000004403 Prostatic Hyperplasia Diseases 0.000 description 1
- 208000000236 Prostatic Neoplasms Diseases 0.000 description 1
- 206010065584 Urethral stenosis Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 210000000436 anus Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 208000006750 hematuria Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 238000011277 treatment modality Methods 0.000 description 1
- 201000001988 urethral stricture Diseases 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
- 208000019206 urinary tract infection Diseases 0.000 description 1
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Abstract
The utility model relates to an assist urethra expansion sheath that bladder pressure-measuring pipe kept somewhere, there is the one-way hole on the top of urethra expansion sheath, the front end is provided with the side opening and bends the structure slowly, the tail end is two handles, the one-way hole keeps smooth confined surface under the expansion sheath natural state, can push away by the intraluminal bladder pressure-measuring pipe when necessary, incomplete is all reserved to urethra expansion sheath cross section 6 points and 12 points department, draw the ring and tightly overlap outside the expansion sheath, thorn form tool bit and expansion sheath reserve incomplete phase and correspond in it, the tractive handle can promote to draw the ring and tear the symmetry that moves forward and realize the expansion sheath fast and tear. The utility model has the advantages of being scientific and reasonable in design, bladder pressure-measuring pipe puts into the link when being applicable to urodynamic inspection, and the key bladder pressure-measuring pipe of solving puts into the failure or is difficult to the problem of putting into, and this utility model can not only assist in pressure-measuring pipe gets into the bladder, can also expand the urethra, reduce the effect of stereoplasm bladder pressure-measuring pipe to the vice damage of urethra mechanical nature, convenient operation, high-efficient safety.
Description
Technical Field
The utility model belongs to the field of medical supplies, a urethra expansion sheath is related to, in particular to a urethra expansion sheath that helps bladder piezometer tube to keep somewhere.
Background
With the rapid entering of China into aging society and the increasing trend of the incidence of prostatic hyperplasia and prostatic cancer, the clinical urodynamics measurement is a conventional examination means for preoperative evaluation of prostate operations. However, the urinary dynamics examination often causes the difficulty and even failure of the bladder pressure measuring tube implantation due to a plurality of obstruction factors such as large prostate, deformation of the urethra of the prostate part, bladder neck contracture and the like. Repeated attempts of the pressure measuring tube placement can cause mechanical side injury to urethral mucosa, a 'false passage', secondary hematuria, urinary tract infection and the like can be formed by blind intubation, and urethral stricture can be caused in a long term. There are also some cases where the selection of clinical treatment modalities is misled due to failure of the cystometric tube placement and failure to obtain accurate examination data.
The current clinical commonly used improvement measures include: the replacement of the piezometer tubes with different hardness is repeatedly tried, the anus is indicated by fingers to change the urethral angulation, the data is obtained by the indwelling urethral catheter through indirect measurement, and the like. In order to increase the success rate of the pressure measuring tube implantation and improve the accuracy of the detection data, an instrument for assisting the bladder pressure measuring tube to smoothly reach the bladder through the urethra needs to be developed.
Through a search for a patent publication, no patent publication that is the same as the present patent application is found.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior improvement measures, fill the blank of the instruments and provide a urethra expansion sheath for assisting the bladder piezometer tube to be placed in.
The utility model provides a its technical problem realize through following technical scheme:
a urethra dilatation sheath for assisting bladder piezometric tube indwelling is characterized in that: including urethra expansion sheath with draw the ring, the top of urethra expansion sheath is provided with one-way hole, and the front end is provided with side opening and slow curved structure, and the tail end is two handles, and incomplete nothing is reserved to 6 points and 12 points department of urethra expansion sheath cross section, draw the intra-annular to establish thorn form tool bit, reserve incomplete to the answer with the expansion sheath.
Moreover, the one-way hole can be opened only towards the single direction outside the sheath, is smoothly continued with the expanding sheath in a natural state, has smooth outer surface and can be pushed away by the bladder piezometric tube in the lumen if necessary.
Moreover, the slow bending structure is an obtuse angle of 150 degrees, and the far end of the slow bending structure is provided with 2 side holes.
Moreover, the inner surface and the outer surface of the urethra dilatation sheath are silica gel sheaths, and the inner surface of the urethra dilatation sheath is provided with a super-smooth coating.
And the reserved incomplete part of the urethra expansion sheath corresponds to the thorn-shaped cutter head of the scribing ring and is tightly attached, so that the rapid tearing of the urethra expansion sheath can be realized.
And the handle at the tail part of the urethra dilating sheath is directly connected with the positions of 3 points and 9 points of the cross section of the urethra dilating sheath, and the urethra dilating sheath is torn at 6 points and 12 points when the handle is symmetrically pulled towards two sides.
And a thorn-shaped tool bit is arranged at the 6 point and the 12 point in the marking ring, corresponds to the reserved incomplete direction of the expansion sheath and is tightly attached.
The utility model discloses an advantage and beneficial effect do:
1. the utility model discloses a urethra expansion sheath that assistance bladder pressure-measuring pipe was put into, including urethra expansion sheath and draw the ring, the top of urethra expansion sheath is provided with the one-way hole, and the front end has slowly curved structure and side opening, and the tail end is two handles, and incomplete is reserved at urethra expansion sheath cross section 6 points and 12 points, draws the ring thorn form tool bit and reserves incomplete the correspondence, and after bladder pressure-measuring pipe reached the bladder through the one-way hole, the expansion sheath can withdraw from the urethra gradually, and the tractive handle can tear the expansion sheath simultaneously and all withdraw from the body; the instrument effectively improves the success rate of the bladder piezometer tube implantation and reduces the mechanical injury to the urethral mucosa caused by the direct implantation of the bladder piezometer tube.
2. The urethra expanding sheath for assisting the bladder piezometer tube to be placed in the utility model is made of silica gel, is firm and powerful, has a smooth surface, an outer diameter of 18-22F and a length of 22-26cm, and is suitable for male urethra. The slow bending structure at the front end is designed according to the anatomical characteristics of the retropubic curvature of the male urethra, so that the expansion sheath can easily pass through the urethra, the resistance of the urethra can be indirectly sensed, and a false passage caused by blind force application is reduced.
3. The utility model discloses a urethra expansion sheath of helping bladder pressure-measuring pipe to put into, the one-way hole in top only can be opened to the outer single direction of expansion sheath, and natural state keeps glossy surface, can be pushed open by the bladder pressure-measuring pipe of intracavity when necessary.
4. The utility model discloses a help urethra expansion sheath that bladder pressure-measuring pipe put into, expansion sheath front end side hole pass the urethra and reach the bladder after, the urine just flows out and shows that the distal end of sheath has got into the bladder in vitro.
5. The utility model discloses a help urethra expansion sheath that bladder pressure-measuring pipe put into, draw and reserve incomplete the correspondence on thorn form tool bit on the ring and the urethra expansion sheath, tear the keeping somewhere that does not influence the pressure-measuring pipe at the expansion sheath withdrawal external in-process, neither influence the position of bladder pressure-measuring pipe nor block the outflow of urethral orifice urine.
6. The utility model discloses a urethra expansion sheath of assistance bladder pressure-measuring pipe to put into, under the condition that the failure was put into to urodynamic inspection bladder pressure-measuring pipe, use this equipment can not only assist the pressure-measuring pipe to get into the bladder, can also reduce the mechanical pair damage that stereoplasm pressure-measuring pipe tried repeatedly to cause, simple structure, convenient operation, high-efficient safety.
7. The utility model discloses a urethra expansion sheath matter ground is firm surface smooth, can resist and get into the bladder by extrusion deformation's urethra, and later bladder pressure-measuring pipe gets into through the intracavity from the expansion sheath entry, pushes away the one-way hole after reaching the expansion sheath top and gets into the bladder and realize putting the pipe smoothly. Compared with the direct indwelling piezometric tube, the urethral dilating sheath indwelling piezometric tube has the advantages that: 1) the dilating sheath is made of silica gel, is firm and powerful, has a smooth outer surface and is more favorable for penetrating the narrow part of the urethra, and the mechanical damage to the urethral mucosa is effectively reduced; 2) the dilating sheath has a thick pipe diameter and a slow bending structure which accords with the anatomical characteristics of the urethra of a human body, and the formation of a false passage can be reduced; 3) when the expansion sheath is put in, the internal resistance of the urethra can be indirectly felt in vitro, the pipeline is prevented from being broken, and the damage to the urethral mucosa caused by repeated attempts of putting the catheter can be reduced.
Drawings
FIG. 1 is a schematic view of the general structure of the present invention;
FIG. 2 is a schematic structural view of the present invention (with the dilating sheath torn);
FIG. 3 is a schematic view of the structure of the one-way hole of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure of the ring-cutting of the present invention;
fig. 5 is a schematic structural diagram of the cross section of the bladder piezometer tube inlet of the present invention.
Description of the reference numerals
1-urethra dilating sheath, 2-ring-cutting, 3-slow bending structure, 4-piezometer tube inlet, 5-one-way hole, 6-left handle, 7-right handle, 8-side hole, 9-reserved stub and 10-thorn-shaped cutter head.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
A urethra dilatation sheath for assisting bladder piezometric tube indwelling is characterized in that: including urethra expansion sheath 1 and draw ring 2, the expansion sheath top is provided with one-way hole 5, and the expansion sheath front end is provided with slow-bending structure 3, and both sides respectively have a side opening 8, and the tail end sets up left handle 6 and right handle 7, and the expansion sheath tail end is bladder pressure-measuring pipe entry 4, and 6 points of its cross section and 12 point positions all have and reserve incomplete 9, draw ring 26 points and 12 point positions and be equipped with thorn form tool bit 10.
When the urethra dilatation sheath 1 enters the urethra, the slow bending structure 3 faces upwards, the one-way hole 5 is in a closed state, the silica gel sheath with a smooth and firm and powerful surface slowly enters the bladder through the urethra, and when the side hole 8 reaches the bladder, urine flows out of the body through the pressure measuring pipe inlet 4. The bladder pressure-measuring tube is pushed into the cavity from the bladder pressure-measuring tube inlet 4, the one-way hole 5 is pushed to the bladder cavity, the top end of the bladder pressure-measuring tube reaches the bladder, the urethra expansion sheath 1 can gradually exit from the body (the bladder pressure-measuring tube is fixed to avoid falling off), the left handle 6 and the right handle 7 are symmetrically pulled in the exiting process to push the scratch ring 2 to move forwards, and thus the urethra expansion sheath is passively torn until the one-way hole 5 is exposed out of the body. The urethra dilatation sheath is 22-26cm long and 18-22F in outer diameter, and is suitable for male urethra anatomy.
The utility model discloses a theory of operation does:
the increase of the prostate volume can press the urethra to cause the urethra of the prostate part to be lengthened, deformed and angled, and when the urine flow mechanics is checked, the bladder piezometer tube is difficult to place, and part of patients finally fail to place the tube. Use the utility model discloses a urethra expansion sheath that assistance bladder pressure-measuring pipe kept somewhere relies on glossy surface can follow the original physiology bending of urethra and continue to advance, has urine outflow to show that the top has got into the bladder when the tail end bladder pressure-measuring pipe entrance of expansion sheath, can be through the built-in bladder pressure-measuring pipe of tail end entry to expansion sheath chamber this moment. The bladder pressure-measuring tube can push the one-way hole open to enter the bladder, the urethra expansion sheath gradually exits from the body while the bladder pressure-measuring tube is fixed, and at the moment, the expansion sheath is torn by symmetrically pulling the handle. When the urethra expansion sheath is bent and exits from the body, the indwelling of the bladder pressure measuring tube is completed, the problems of failure and difficulty in implanting of the bladder pressure measuring tube are solved, and the side injury of the bladder pressure measuring tube to the urethral mucosa is reduced.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (7)
1. A urethra dilatation sheath for assisting bladder piezometric tube indwelling is characterized in that: including urethra expansion sheath with draw the ring, the top of urethra expansion sheath is provided with one-way hole, and the front end is provided with side opening and slow curved structure, and the tail end is two handles, and incomplete nothing is reserved to 6 points and 12 points department of urethra expansion sheath cross section, draw the intra-annular to establish thorn form tool bit, with the expansion sheath reserve incomplete nothing and correspond.
2. A urethral dilating sheath for assisting in the indwelling of a bladder piezometric tube as in claim 1, wherein: the one-way hole can be opened only towards a single direction outside the sheath, is smoothly continued with the expansion sheath in a natural state, has a smooth outer surface, and can be pushed away by the bladder piezometric tube in the lumen if necessary.
3. A urethral dilating sheath for assisting in the indwelling of a bladder piezometric tube as in claim 1, wherein: the slow bending structure is an obtuse angle of 150 degrees, and the far end of the slow bending structure is provided with 2 side holes.
4. A urethral dilating sheath for assisting in the indwelling of a bladder piezometric tube as in claim 1, wherein: the inner surface and the outer surface of the urethra dilatation sheath are silica gel sheaths, and the inner surface of the urethra dilatation sheath is provided with a super-smooth coating.
5. A urethral dilating sheath for assisting in the indwelling of a bladder piezometric tube as in claim 1, wherein: the reserved incomplete part of the urethra expansion sheath corresponds to the thorn-shaped cutter head of the scratching ring and is tightly attached, so that the rapid tearing of the urethra expansion sheath can be realized.
6. A urethral dilating sheath for assisting in the indwelling of a bladder piezometric tube as in claim 1, wherein: the handle at the tail part of the urethra dilating sheath is directly connected with the positions of 3 points and 9 points of the cross section of the urethra dilating sheath, and the urethra dilating sheath is torn at 6 points and 12 points when the handle is symmetrically pulled towards two sides.
7. A urethral dilating sheath for assisting in the indwelling of a bladder piezometric tube as in claim 1, wherein: and a thorn-shaped tool bit is arranged at the 6 point and the 12 point in the marking ring, corresponds to the reserved incomplete of the expansion sheath and is tightly attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920435515.2U CN209932774U (en) | 2019-04-02 | 2019-04-02 | Urethra expansion sheath assisting bladder piezometer tube to keep somewhere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920435515.2U CN209932774U (en) | 2019-04-02 | 2019-04-02 | Urethra expansion sheath assisting bladder piezometer tube to keep somewhere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209932774U true CN209932774U (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920435515.2U Expired - Fee Related CN209932774U (en) | 2019-04-02 | 2019-04-02 | Urethra expansion sheath assisting bladder piezometer tube to keep somewhere |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209932774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112690894A (en) * | 2021-03-01 | 2021-04-23 | 耿波 | Can tear synovial membrane protection device that does benefit to urethra resectoscope epitheca and get into urethra |
-
2019
- 2019-04-02 CN CN201920435515.2U patent/CN209932774U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112690894A (en) * | 2021-03-01 | 2021-04-23 | 耿波 | Can tear synovial membrane protection device that does benefit to urethra resectoscope epitheca and get into urethra |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 |
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| CF01 | Termination of patent right due to non-payment of annual fee |