CN109820559A - Vesicourethral sleeve type stapler - Google Patents
Vesicourethral sleeve type stapler Download PDFInfo
- Publication number
- CN109820559A CN109820559A CN201910130310.8A CN201910130310A CN109820559A CN 109820559 A CN109820559 A CN 109820559A CN 201910130310 A CN201910130310 A CN 201910130310A CN 109820559 A CN109820559 A CN 109820559A
- Authority
- CN
- China
- Prior art keywords
- bladder
- outer tube
- vesicourethral
- inner sleeve
- urethra
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000003708 urethra Anatomy 0.000 claims abstract description 43
- 239000012528 membrane Substances 0.000 claims abstract description 21
- 230000008961 swelling Effects 0.000 claims abstract description 7
- 230000002980 postoperative effect Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 238000011084 recovery Methods 0.000 abstract description 7
- 208000031481 Pathologic Constriction Diseases 0.000 abstract description 5
- 208000005561 Urinary fistula Diseases 0.000 abstract description 4
- 210000003932 urinary bladder Anatomy 0.000 description 57
- 238000011471 prostatectomy Methods 0.000 description 8
- 238000001356 surgical procedure Methods 0.000 description 8
- 230000006378 damage Effects 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 230000002485 urinary effect Effects 0.000 description 3
- 206010060862 Prostate cancer Diseases 0.000 description 2
- 208000000236 Prostatic Neoplasms Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000006065 biodegradation reaction Methods 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000003872 anastomosis Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000002307 prostate Anatomy 0.000 description 1
- 210000001635 urinary tract Anatomy 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of vesicourethral sleeve type staplers, including inner sleeve (1), outer tube (2) and fixing belt (5)；Inner sleeve includes bladder interconnecting piece (11), bushing connection (12) and cannula portion (13), and bladder interconnecting piece is spherical structure, cannula portion swelling bladder outlet, and bushing connection is made of several connection pawls, and connection pawl is equipped with overhead kick (121)；Outer tube is equipped with the burr (22) of a loop, and outer tube is contacted with urethral canal inner wall by burr and fixed by fixing belt；Outer tube is equipped with casing spliced eye (21), overhead kick is adapted to casing spliced eye, inner sleeve pipe sleeve is in outer casing and fixed, the empty intracavity contact of urethra proximal end outer membrane and bladder outlet outer membrane on the inside of the spherical structure of bladder interconnecting piece between cannula portion upper outside is fixed, and inner sleeve and outer tube are connected to bladder and urethra.The problems such as urethra and bladder can coincide by the present invention, improve procedure efficiency, and post-operative recovery is fast, be avoided that anastomotic stricture and urinary fistula.
Description
Technical field
The present invention relates to a kind of prostatectomy instrument more particularly to a kind of vesicourethral sleeve type staplers.
Background technique
With the quickening pace of modern life with the change of living habit, disease incidence of the cancer in modern is in cumulative year after year
Trend, wherein prostate cancer is the most common malignant tumour in male urinary system.Currently, the method master for the treatment of prostate cancer
If prostatectomy etc., and the key of prostatectomy is coincideing for postoperative bladder and urethra, bladder and urethra
Identical situation may directly influence the recovery and life of patient.
It by the mode of bladder and urethra anastomosis is mostly apical stitch in traditional prostatectomy, due to suturing difficulty
Greatly, operating space is narrow etc. that factors often will cause anastomotic stricture for suture, and match result is bad to be also possible to cause urinary fistula etc. simultaneously
Disease is sent out, and post-operative recovery is slow, (at least 2 weeks) are needed using catheter urethral catheterization during recovery, great pain is brought to patient,
Great inconvenience is brought to the life of patient.Currently, having not been used in the kiss of identical urethra and bladder in prostatectomy
Clutch.
Summary of the invention
The purpose of the present invention is to provide a kind of vesicourethral sleeve type staplers, can be in prostatectomy by urethra
Proximal end and bladder outlet coincide, and substantially increase procedure efficiency, post-operative recovery is fast, is avoided that anastomotic stricture and urinary fistula etc. are asked
Topic.
The present invention is implemented as follows:
A kind of vesicourethral sleeve type stapler, including inner sleeve, outer tube and fixing belt；Inner sleeve include bladder interconnecting piece,
Bushing connection and cannula portion, the bladder interconnecting piece that interior sleeve upper end is arranged in is spherical structure, and bladder interconnecting piece is sent into wing
In Guang, make the cannula portion swelling bladder outlet of inner sleeve, the bushing connection that interior lower end is arranged in connects pawl by several
It constitutes, is respectively equipped with overhead kick on several connection pawls；The upper end outer wall of outer tube is equipped with the burr of a loop, and outer tube is sent
Enter in urethra, outer tube is contacted by burr with the urethral canal inner wall of urethra proximal end, and is fixed by fixing belt；The lower end of outer tube
Overhead kick equipped with several casing spliced eyes, several connection pawls is adapted with several casing spliced eyes, and inner sleeve is nested in
It is in outer tube and fixed, so that urethra proximal end outer membrane is contacted and is fixed with bladder outlet outer membrane, forms a loop and contact band, and connect
Touching band is located in the cavity on the inside of the spherical structure of bladder interconnecting piece between cannula portion upper outside, and inner sleeve and outer tube connect
Logical bladder and urethra.
The upper end of the outer tube is equipped with flange, and the upper end outer diameter of flange is greater than the outer diameter of outer tube, and flange can press
Tight bladder outlet.
The flange is equipped with several and fixes thorn, and flange fixes thorn by several and is fixed on bladder outlet outer membrane
In cavity on the inside of bladder interconnecting piece spherical structure.
The overhead kick longest end of the connection pawl is not passed through the outer wall of outer tube.
Several connection pawls of the bushing connection are mutually indepedent and are uniformly distributed, and connect pawl and casing spliced eye is equal
It is 2-4.
The pipe thickness of the outer tube and inner sleeve is 0.5-1mm.
After the outer tube and inner sleeve socket, formed between the urethra proximal end outer membrane and bladder outlet outer membrane
The width that one loop contacts band is greater than the width of fixing belt.
The width of the ring-like contact band is 2-6mm, and the width of fixing belt is 0.3-1.5mm.
The width of the cricoid burr is greater than the width of fixing belt.
The bladder interconnecting piece is to divide wooden dipper formula structure, i.e., with spherical structure jaggy.
Compared with prior art, the present invention having the following beneficial effects:
1, the present invention connects bladder and urethra by the way of inner sleeve and outer tube nested connection, utilizes the body to contact with each other
The own growth of body tissue achieve the purpose that it is identical, without suture, reduce operating difficulty, improve procedure efficiency, and ensure
The bore of previous anastomotic, the problem of avoiding anastomotic stricture.
2, the present invention uses the split type structure of inner sleeve and outer tube, and structure is simple, small in size, convenient for being sent into Surgery
Position and do not injure urinary system.
3, the present invention is conducive to the smooth of procedure in the course of surgery with postoperative without using catheter and its sacculus
With it is efficient, while the injury of urinary system will be preferably minimized, more conducively post-operative recovery, coincide fast, reduce the pain of patient, subtract
Few influence to minimal invasive treatment.
Urethra proximal end and bladder outlet can coincide by the present invention in prostatectomy, without suture, substantially increase
Procedure efficiency, and operating difficulty is reduced, small to the injury of patient, post-operative recovery is fast, is avoided that anastomotic stricture and urinary fistula etc.
Problem.
Detailed description of the invention
Fig. 1 is the exploded sectional view of vesicourethral sleeve type stapler of the present invention；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is the cross-sectional view of vesicourethral sleeve type stapler of the present invention；
Fig. 4 is the partial enlarged view of Fig. 3；
Fig. 5 is the main view of the outer tube of vesicourethral sleeve type stapler of the present invention.
In figure, 1 inner sleeve, 11 bladder interconnecting pieces, 12 bushing connections, 121 overhead kicks, 13 cannula portions, 2 outer tubes, 21 sets
Pipe spliced eye, 22 burrs, 23 flanges, 231 fixed thorns, 3 bladders, 4 urethras, 5 fixing belts.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
Refer to attached drawing 1, a kind of vesicourethral sleeve type stapler, including inner sleeve 1, outer tube 2 and fixing belt 5；It is interior
Casing 1 includes bladder interconnecting piece 11, bushing connection 12 and cannula portion 13, and the bladder interconnecting piece 11 of 1 upper end of inner sleeve is arranged in
For spherical structure, and bladder interconnecting piece 11 is sent into bladder 3, is made the 13 swelling bladder outlet of cannula portion of inner sleeve 1, can also be passed through
The mode of suture further ensures that the swelling of cannula portion 13 Yu bladder outlet, and inner sleeve 1 is avoided to fall off with bladder 3；Including setting
The bushing connection 12 of 1 lower end of casing is made of several connection pawls, is respectively equipped with overhead kick 121 on several connection pawls.It please join
See that attached drawing 5, the upper end outer wall of outer tube 2 are equipped with the burr 22 of a loop, outer tube 2 is sent into urethra 4, and outer tube 2 is logical
It crosses burr 22 to contact with 4 inner wall of urethra of urethra proximal end, and fixed by fixing belt 5, can avoid outer tube 2 and fall off with urethra 4；
The lower end of outer tube 2 is equipped with several casing spliced eyes 21, refers to attached drawing 3 and attached drawing 4, the overhead kick 121 of several connection pawls
It is adapted with several casing spliced eyes 21, inner sleeve 1 is nested in outer tube 2 and fixes, and makes urethra proximal end outer membrane and bladder
Outlet outer membrane is contacted and is fixed, and is formed a loop and is contacted band, and contacts band and be located on the inside of the spherical structure of bladder interconnecting piece 11
In cavity between the outside on 13 top of cannula portion, achieve the purpose that healing, inner sleeve 1 using the natural growth of bodily tissue
Bladder 3 and urethra 4 are connected to outer tube 2.
Attached drawing 2 is referred to, the upper end of the outer tube 2 is equipped with flange 23, and the upper end outer diameter of flange 23 is greater than outer tube 2
Outer diameter, and the upper end of flange 23 can compress bladder outlet edge, and the end wheel of outer tube 2 can be clearly apparent under laparoscope
Exterior feature has also further ensured that fixation of the outer tube 2 to bladder outlet, has been conducive to surgical procedure.
The upper surface of the flange 23 is equipped with several and fixes thorn 231, and flange 23 fixes thorn 231 by several will
Bladder outlet outer membrane is fixed in the cavity on the inside of 11 spherical structure of bladder interconnecting piece, several are fixed thorn 231 and are distributed in bladder
At outlet edge, casing socket can be further assured that and the identical stability in end of coincideing.
Attached drawing 3 is referred to, the 121 longest end of overhead kick of the connection pawl is not passed through the outer wall of outer tube 2, casing is avoided to connect
The overhead kick 121 of socket part 12 reaches the inner wall for outside outer tube 2 and injuring urethra 4 after casing spliced eye 21.Preferably, described
Inner sleeve 1 and the pipe thickness of outer tube 2 be 0.5-1mm, it is ensured that the present invention has certain intensity, will not be during surgery
Stress deformation fractures.
Several connection pawls of the bushing connection 12 are mutually indepedent and are uniformly distributed, in attached drawing 1 and attached drawing 3,
Bushing connection 12 is designed to three wooden dipper shapes, can also be designed to other structures as needed, has several connection pawls centainly
Elasticity and flexibility enter in outer tube 2 convenient for inner sleeve 1, and the grafting with casing spliced eye 21 on outer tube 2.Preferably,
The connection pawl and casing spliced eye 21 is 2-4, it is ensured that the grafting of inner sleeve 1 and outer tube 2 is stablized.
After the outer tube 2 and inner sleeve 1 is socketed, formed between the urethra proximal end outer membrane and bladder outlet outer membrane
Ring-like contact band width be greater than fixing belt 5 width, it is preferred that the width of the ring-like contact band be 2-6mm, have
Certain width, it is ensured that stump coincide.
Attached drawing 5 is referred to, the width of the cricoid burr 22 is greater than the width of fixing belt 5, it is preferred that described consolidates
The width for determining band 5 is 0.3-1.5mm, and the width of burr 22 is 0.5-3mm, and the height of burr 22 is 0.5-1.5mm, fixing belt 5
Positioned at the outside of burr 22 and urethra 4, make urethra 4 and outer tube 2 fixed in such a way that fixing belt 5 is bound.
Since the internal diameter of urethra 4 is generally 8-10mm, it is preferred that the outer diameter of the outer tube 2 is 5-10mm, it is ensured that outer
Casing 2 can be placed in urethra 4, do not injured urethra 4 and effectively can be contacted and connect with urethra 4.
Preferably, the length of the inner sleeve 1 is 3-5cm, and the length of corresponding outer tube 2 is adapted therewith, with true
The length for protecting cannula structure can cover operative site, so that it is guaranteed that the connective stability between Postoperative urinary tract 4 and bladder 3.
Preferably, a point wooden dipper formula structure can also be used in the bladder interconnecting piece 11, i.e., with spherical structure jaggy, makes each
Wooden dipper shape structure has certain elasticity, and using flexible is bigger, and merging is more convenient.
The operating process of vesicourethral sleeve type stapler of the present invention during surgery is as follows:
In prostatectomy, by the prostate excision between urethra 4 and bladder 3, and by the bladder interconnecting piece 11 of inner sleeve 1
It is sent into bladder 3 by surgical instrument through bladder outlet (bladder stump), refers to attached drawing 1 and attached drawing 2, the bladder of spherical structure
The edge of interconnecting piece 11 fastens on the inner wall of bladder 3, is looped around it at bladder outlet, i.e., pre- identical end margin, and makes
13 swelling bladder outlet of cannula portion, can effectively avoid and fall off, if bladder outlet is larger, can be further ensured that by way of suture
The swelling of the bladder wall and cannula portion 13 is fixed.In actual use, bladder interconnecting piece 11 can be designed to one according to use demand
The spherical structure (or bowl structure) of body formula, the spherical surface with jagged (gap) that can also be connected and composed by multi-disc wooden dipper shape structure
Structure, makes it have certain elasticity, and using flexible is bigger.On the inside of the spherical structure of bladder interconnecting piece 11 and in cannula portion 13
There are identical cavitys between on the outside of portion.Outer tube 2 is sent into urethra 4 by operative channel again, makes urethra proximal end inner wall
Fixation is contacted with outer tube 2 by burr 22, and can further tighten fixation by fixing belt 5, and fixing belt 5 is looped around burr 22
Outside, refer to attached drawing 5.
Attached drawing 3 and attached drawing 4 are referred to, inner sleeve 1 is nested in outer tube 2 along arrow direction shown in Fig. 1, bushing connection
12 overhead kick 121 is inserted into casing spliced eye 21, is contacted urethra proximal end outer membrane with bladder outlet outer membrane and is pressed on bladder company
In cavity between socket part 11 and cannula portion 13, a loop is formed between urethra proximal end outer membrane and bladder outlet outer membrane and is contacted
The width of band, the ring-like contact band due to the own growth of bodily tissue, and between urethra 4 and bladder 3 is 2-6mm, makes urethra 4
Together with capable of coincideing with bladder 3, it is not necessarily to manual suture, entire surgical procedure is postoperative without using catheter and its air bag
Without using catheter urethral catheterization, surgical procedure is more convenient, more efficient, and surgical damage is preferably minimized.
Round tube shape structure is made in the medical bio degradation material that existing mature technology can be used in inner sleeve 1 and outer tube 2,
The medical bio degradation material that existing mature technology can be used in fixing belt 5 is made, and gradually drops during can restoring after surgery
Solution, and be discharged with urine, it is highly-safe to body fanout free region.
The above is merely preferred embodiments of the present invention, it is not intended to limit the protection scope of invention, it is therefore, all at this
Any modification, equivalent replacement, improvement and so within the spirit and principle of invention, should be included in protection model of the invention
Within enclosing.
Claims (10)
1. a kind of vesicourethral sleeve type stapler, it is characterized in that: including inner sleeve (1), outer tube (2) and fixing belt (5)；It is interior
Casing (1) includes bladder interconnecting piece (11), bushing connection (12) and cannula portion (13), and the wing in inner sleeve (1) upper end is arranged
Guang interconnecting piece (11) is spherical structure, and bladder interconnecting piece (11) is sent into bladder (3), and the cannula portion (13) of inner sleeve (1) is made
Swelling bladder outlet is arranged the bushing connection (12) in inner sleeve (1) lower end and is made of several connection pawls, several connections
Overhead kick (121) are respectively equipped on pawl；The upper end outer wall of outer tube (2) is equipped with the burr (22) of a loop, and outer tube (2) is sent
Enter in urethra (4), outer tube (2) is contacted by burr (22) with urethra (4) inner wall of urethra proximal end, and passes through fixing belt (5)
It is fixed；The lower end of outer tube (2) be equipped with several casing spliced eyes (21), several connection pawls overhead kick (121) and several
Casing spliced eye (21) is adapted, and inner sleeve (1) is nested in outer tube (2) and fixes, and goes out urethra proximal end outer membrane with bladder
Mouth outer membrane is contacted and is fixed, and is formed a loop and is contacted band, and contacts band on the inside of the spherical structure of bladder interconnecting piece (11)
In cavity between cannula portion (13) upper outside, inner sleeve (1) and outer tube (2) connection bladder (3) and urethra (4).
2. vesicourethral sleeve type stapler according to claim 1, it is characterized in that: the upper end of the outer tube (2)
Equipped with flange (23), the upper end outer diameter of flange (23) is greater than the outer diameter of outer tube (2), and flange (23) can compress bladder outlet.
3. vesicourethral sleeve type stapler according to claim 2, it is characterized in that: the flange (23) is if be equipped with
Dry fixed thorn (231), flange (23) fix thorn (231) by several and bladder outlet outer membrane are fixed on bladder interconnecting piece
(11) in the cavity on the inside of spherical structure.
4. vesicourethral sleeve type stapler according to claim 1, it is characterized in that: the overhead kick of the connection pawl
(121) longest end is not passed through the outer wall of outer tube (2).
5. vesicourethral sleeve type stapler according to claim 1 or 4, it is characterized in that: the bushing connection
(12) several connection pawls are mutually indepedent and are uniformly distributed, and connect pawl and casing spliced eye (21) is 2-4.
6. vesicourethral sleeve type stapler according to claim 1, it is characterized in that: the outer tube (2) and inner sleeve
The pipe thickness for managing (1) is 0.5-1mm.
7. vesicourethral sleeve type stapler according to claim 1, it is characterized in that: the outer tube (2) and inner sleeve
After managing (1) socket, the width of the loop contact band formed between the urethra proximal end outer membrane and bladder outlet outer membrane is big
Width in fixing belt (5).
8. vesicourethral sleeve type stapler according to claim 7, it is characterized in that: the width of the ring-like contact band
For 2-6mm, the width of fixing belt (5) is 0.3-1.5mm.
9. vesicourethral sleeve type stapler according to claim 1, it is characterized in that: described outer tube (2) top ring
The width of the burr (22) of shape is greater than the width of fixing belt (5).
10. vesicourethral sleeve type stapler according to claim 1, it is characterized in that: the bladder interconnecting piece (11)
To divide wooden dipper formula structure, i.e., with spherical structure jaggy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130310.8A CN109820559B (en) | 2019-02-21 | 2019-02-21 | Bladder urethra sleeved anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130310.8A CN109820559B (en) | 2019-02-21 | 2019-02-21 | Bladder urethra sleeved anastomat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109820559A true CN109820559A (en) | 2019-05-31 |
| CN109820559B CN109820559B (en) | 2023-12-15 |
Family
ID=66864074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910130310.8A Active CN109820559B (en) | 2019-02-21 | 2019-02-21 | Bladder urethra sleeved anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109820559B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151234A (en) * | 2019-07-01 | 2019-08-23 | 耿金宏 | A kind of laparoscope anti-clogging flusher |
| CN116269578A (en) * | 2023-02-20 | 2023-06-23 | 中国人民解放军总医院第三医学中心 | Nail bin type bladder urethra anastomat |
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| CN203749472U (en) * | 2014-02-25 | 2014-08-06 | 江苏省人民医院 | Laparoscopic urethrovesical anastomosis assisting device |
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| CN210019491U (en) * | 2019-02-21 | 2020-02-07 | 李相营 | Sleeve type anastomat for bladder and urethra |
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2019
- 2019-02-21 CN CN201910130310.8A patent/CN109820559B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000014663A (en) * | 1998-06-30 | 2000-01-18 | Olympus Optical Co Ltd | Therapy device for prostatic hypertrophy |
| US6461367B1 (en) * | 1999-07-16 | 2002-10-08 | Loma Linda University Medical Center | Method and device for urethral-vesicle anastomosis |
| US20080275472A1 (en) * | 2005-05-19 | 2008-11-06 | Ofer Yossepowitch | Assisted Apparatus for Anastomosis and Method Thereby of Reconnecting the Urethra to the Bladder After Removal of the Prostate During a Prostatectomy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151234A (en) * | 2019-07-01 | 2019-08-23 | 耿金宏 | A kind of laparoscope anti-clogging flusher |
| CN116269578A (en) * | 2023-02-20 | 2023-06-23 | 中国人民解放军总医院第三医学中心 | Nail bin type bladder urethra anastomat |
| CN116269578B (en) * | 2023-02-20 | 2024-02-13 | 中国人民解放军总医院第三医学中心 | Nail bin type bladder urethra anastomat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109820559B (en) | 2023-12-15 |
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