CN207101355U - Disposable coincide uses type per urethra laparoscopic cannula - Google Patents
Disposable coincide uses type per urethra laparoscopic cannula Download PDFInfo
- Publication number
- CN207101355U CN207101355U CN201720040614.1U CN201720040614U CN207101355U CN 207101355 U CN207101355 U CN 207101355U CN 201720040614 U CN201720040614 U CN 201720040614U CN 207101355 U CN207101355 U CN 207101355U
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- broached
- tooth design
- described sleeve
- obturator
- 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.)
- Expired - Fee Related
Links
- 210000003708 urethra Anatomy 0.000 title claims abstract description 35
- 230000003872 anastomosis Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 7
- 230000006378 damage Effects 0.000 abstract description 6
- 238000011065 in-situ storage Methods 0.000 abstract description 6
- 230000002980 postoperative effect Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000009958 sewing Methods 0.000 description 7
- 210000000988 bone and bone Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 210000002700 urine Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 210000002307 prostate Anatomy 0.000 description 1
- 238000009801 radical cystectomy Methods 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 230000000451 tissue damage Effects 0.000 description 1
- 231100000827 tissue damage Toxicity 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00274—Prostate operation, e.g. prostatectomy, turp, bhp treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/0034—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means adapted to be inserted through a working channel of an endoscope
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The utility model provides a kind of disposable coincide and uses type per urethra laparoscopic cannula.Described sleeve pipe includes：Union body, including body, the inner and outer end, wherein the body has the inner chamber as operating walk way, the inner opening has broached-tooth design；And obturator, including the body of rod, front end and afterbody, wherein the body of rod is cylinder, front end has closed head, and afterbody is cylindrical actuation unit, and the obturator is used to close described sleeve pipe intracoelomic cavity.Described sleeve pipe per urethra, which is inserted, will not damage urethra；Celioscope operating apparatus can also be inserted；The inner broached-tooth design of casing cavity can support orificium urethrae internum to be easy to suture；Using described sleeve pipe, the operation technique difficulty of vesicourethral anastomosis or new vesicourethral anastomosis in situ can be reduced, makes suture more convenient and definite, and contribute to the control of patient's post-operative recovery to urinate.In addition, above-mentioned broached-tooth design can also have interior receipts shape, when sleeve pipe per urethra is inserted, the damage to surrounding tissue can be reduced.
Description
Technical field
The utility model belongs to medical instruments field, is related to a kind of disposable coincide and uses type per urethra laparoscopic cannula.
Background technology
Urological surgery can carry out anastomosis operation by the method for minimally invasive laparoscope at present.But in radical-ability prostate
In resection or radical cystectomy, implement vesicourethral anastomosis or new vesicourethral anastomosis in situ under laparoscope
When, it is easy to anastomosis procedure to expose the urethra broken ends of fractured bone, conventional method is to pass in and out the urethra broken ends of fractured bone using common urinary catheter, but is now urinated
Road produces retraction because lasting support force is lacked or collapsed, and makes the increase of suture difficulty.Further, since urethra is thinner, abdominal cavity
The limited view of mirror, so as to the reasonable spacing of unmanageable sewing needle, plus it is identical when two broken ends of fractured bone tension force it is often larger, operation
Operation difficulty is big, and it is poor to easily cause sewing effect, makes patient is postoperative to produce the complication such as leakage of urine.It would therefore be desirable to design one
Kind can support the urethra broken ends of fractured bone very well, and can guide sewing process and pass in and out the per urethra laparoscope of celioscope operating apparatus
Sleeve pipe.
In addition, reequiping common laparoscopic cannula if only extending, and repack obturator into per urethra obturator
Rounded ends, but when obturator passes through laparoscopic cannula, because casing wall has certain thickness, cause obturator end and set
There is segment difference in the place that agrees with of pipe end opening, edge caused by the segment difference enters urethra in laparoscopic cannula and carries out anastomosis operation
When, usually the urethral tissue of process can be caused to damage.
The content of the invention
Invention of the present utility model provides a kind of disposable coincide and uses type per urethra laparoscopic cannula.Described sleeve pipe, use
In anastomosis such as vesicourethral anastomosis or new vesicourethral anastomosis in situ, operation technique is convenient, and can avoid or
Reduce tissue damage.
Disposable coincide uses type per urethra laparoscopic cannula, including：
Union body, wherein described sleeve pipe body include body, the inner and outer end, wherein the body is hollow cylinder, tool
The useful inner chamber for operating passage, the inner opening have broached-tooth design；And
Obturator, including the body of rod, front end and afterbody, wherein the body of rod is cylinder, the front end has closed head, institute
It is cylindrical actuation unit to state afterbody, and the obturator is used to close described sleeve pipe intracoelomic cavity.
Preferably, the inner broached-tooth design of sleeve pipe is included in multiple sawtooth that opening is circumferentially evenly distributed.
Further, the inner broached-tooth design of sleeve pipe can have interior receipts shape.
The broached-tooth design is arranged to that orificium urethrae internum can be supported when carrying out anastomosis, at the same with the multiple sawtooth pair
The entry point when recess answered may be configured as corresponding to suture needle is to determine sewing needle spacing.
Preferably, the termination of obturator front end closed head is spherical.
Further, this closed head is made up of flexible material.
In addition, the outer end of union body can be used for inserting celioscope operating apparatus, and grasped through the inner chamber of the body
Make.
When implementing anastomosis, the obturator head end of sleeve pipe institute band is spherical, therefore can be inserted with per urethra, will not damage urine
Road；After sleeve pipe per urethra is inserted successfully, obturator is extracted, celioscope operating apparatus can be inserted through sleeve pipe, in laparoscopic surgery
In can assist to carry out the operation such as pulling；Casing cavity is inner (to be received, urethra is damaged when avoiding inserting) for zigzag in sawtooth, is being entered
When row vesicourethral anastomosis or new vesicourethral anastomosis in situ, orificium urethrae internum can be supported, do not need sleeve pipe during suture needle
Back into urethra is gone out, entry point is located at recess (ensureing sewing needle spacing), is easy to suture；The apparatus can reduce vesicourethral kiss
Art or the operation technique difficulty of new vesicourethral anastomosis in situ are closed, makes suture more convenient and definite, and be possible to patient
Postoperative recovery control urine plays certain help.
Brief description of the drawings
Fig. 1 is the disposable sleeve pipe coincideing with type per urethra laparoscopic cannula according to a kind of embodiment of the present invention
The structural representation of body.
Fig. 2 is the left view enlarged diagram of union body the inner broached-tooth design shown in Fig. 1.
Fig. 3 is the disposable closed pore coincideing with type per urethra laparoscopic cannula according to a kind of embodiment of the present invention
The structural representation of device.
Embodiment
In order that technical scheme, character of innovation, reached purpose and effect are easy to understand, with reference to tool
Body illustrates and the invention will be further elaborated by detailed description below.
Fig. 1 and Fig. 2 is to use type per urethra laparoscopic cannula according to a kind of disposable coincide of embodiment of the present invention
Union body structural representation.As shown in figure 1, the disposable union body 1 included with type per urethra laparoscopic cannula that coincide wraps
It is hollow cylinder to include body 11, the inner 12 and outer end 13, its middle tube body 11, has the inner chamber as operating walk way；Union body 1
Outer end 13 can be used for insert celioscope operating apparatus, be operated through the inner chamber of body 11；Open the inner of union body 1
Mouth has broached-tooth design 14, and this broached-tooth design 14 has interior receipts shape.As shown in Fig. 2 broached-tooth design 14 is included in opening circumferentially
The multiple sawtooth being evenly distributed.
Fig. 3 is the disposable closed pore coincideing with type per urethra laparoscopic cannula according to a kind of embodiment of the present invention
The structural representation of device 2.Obturator as shown in Figure 3 includes the body of rod 21, front end 22 and afterbody 23.The wherein front end of obturator 2 has
Closed head, the termination of closed head are smooth spherical；The body of rod 21 is cylinder；Afterbody 23 is cylindrical actuation unit, be can be used to
Manipulate the inner chamber of obturator closed casing body 1.
In some preferred embodiments, the length of body 11 is 180mm；Zhou Jing is 21F.End opening in union body 1
Sawtooth quantity is 6 in broached-tooth design.The length summation of the body of rod 21 and closed head is 185mm in obturator.Close head material by
Flexible material is formed, and flexible material can be silica gel or rubber.
Disposable coincide is included with the operation of type per urethra laparoscopic cannula：Before operation starts, operator one is hand-held
The tube body 11 of laparoscopic cannula body 1, the actuation unit of a hand-held afterbody of obturator 2, the closed head of obturator 2 forward, from set
Inserted at the outer end 13 of body 1, the inner chamber through body 11, until agreeing with closed head and the broached-tooth design of union body the inner 12, together
When closed head smooth termination stretch out union body the inner 12；Because the broached-tooth design of sleeve pipe the inner 12 has interior receipts shape, make closing
The diameter of the diameter less than exposed closed head at place is agreed with head and sleeve pipe the inner 12, so that the sleeve pipe equipped with obturator enters urethra
When reduce damage to perienchyma.
During operation, operator holds the actuation unit of the afterbody of obturator 2, and the union body 1 equipped with obturator 2 is implanted into patient
Urethra；When being placed to anastomosis position, obturator 2 is extracted, while union body 11 is stayed in urethra, end opening has in union body
Some broached-tooth designs play a supportive role to urethra；When carrying out anastomosis, first laparoscopic procedure device is inserted from the outer end 13 of body 1
Tool, surgery location is reached through the inner chamber of body 11；During suture, maintain the origin-location of union body 1 motionless, utilize sleeve pipe the inner 12
Broached-tooth design support urethra, sewing needle entry point is located at recess corresponding to broached-tooth design sawtooth, carries out one by one accurately
Equidistantly suture.
After end of operation, again by the closed head of obturator 2 forward, inserted at the outer end 13 of union body 1, through body 11
Inner chamber, until agree with closed head and the broached-tooth design of union body the inner 12, while union body is stretched out in the smooth termination of closed head
The inner 12.Laparoscopic cannula body 1 is extracted along urethra.
Disposable coincide provided by the invention uses type per urethra laparoscopic cannula, due to utilizing the inner saw of laparoscopic cannula
Toothing, when implementing vesicourethral anastomosis or new vesicourethral anastomosis in situ, the effect of support orificium urethrae internum can be played, together
Depression is used as entry point corresponding to Shi Liyong sawtooth, ensure that the spacing of sewing needle, it is not necessary to pass in and out back and forth, greatly reduce hand
Art operation difficulty, reduce postoperative complications.Simultaneously because receiving shape in sleeve pipe the inner, make around sleeve pipe damages when passing in and out urethra
Tissue, reduce patient suffering.
Above, the corresponding product and special shape of method, material or process sequence are carried out for the technology of the present invention
Description, and for some specific embodiments some specific parameters are provided for illustrative purposes.However, it should manage
These are solved to specifically describe to technical scheme generation restriction effect；That is it is suitable about shape, material, technique
The change and accommodation of sequence or parameter are still included within the spirit and scope of the present invention.
Claims (7)
1. a kind of disposable coincide uses type per urethra laparoscopic cannula, it includes：
Union body (1), wherein described sleeve pipe body (1) include body (11), inner (12) and outer end (13), wherein the body
(11) it is hollow cylinder, there is the inner chamber as operating walk way, the inner opening has broached-tooth design (14)；And
Obturator (2), including the body of rod (21), front end (22) and afterbody (23), wherein the body of rod (21) is cylinder, before described
End (22) has closed head, and the afterbody (23) is cylindrical actuation unit, and the obturator (2) is used to close described sleeve pipe body
(1) inner chamber.
2. the broached-tooth design (14) of sleeve pipe according to claim 1, wherein described sleeve pipe the inner (12) is included in opening week
To the multiple sawtooth being evenly distributed.
3. the broached-tooth design (14) of sleeve pipe according to claim 2, wherein described sleeve pipe the inner (12) has interior receipts shape.
4. sleeve pipe according to claim 1, wherein the broached-tooth design (14) is arranged to prop up when carrying out anastomosis
Support orificium urethrae internum, while entry point when recess corresponding with the multiple sawtooth may be configured as corresponding to suture needle is to determine to stitch
Close pin spacing.
5. sleeve pipe according to claim 1, wherein the termination of the closed head is spherical.
6. sleeve pipe according to claim 1, wherein the closed head is made up of flexible material.
7. the outer end (13) of sleeve pipe according to claim 1, wherein described sleeve pipe body (1) can be used for inserting laparoscopic procedure
Apparatus, and operated through the inner chamber of the body (11).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611214554 | 2016-12-26 | ||
| CN2016112145547 | 2016-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207101355U true CN207101355U (en) | 2018-03-16 |
Family
ID=58844434
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710025579.0A Active CN106618722B (en) | 2016-12-26 | 2017-01-13 | Disposable anastomotic transurethral laparoscopic cannula |
| CN201720040614.1U Expired - Fee Related CN207101355U (en) | 2016-12-26 | 2017-01-13 | Disposable coincide uses type per urethra laparoscopic cannula |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710025579.0A Active CN106618722B (en) | 2016-12-26 | 2017-01-13 | Disposable anastomotic transurethral laparoscopic cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106618722B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109480945A (en) * | 2018-11-27 | 2019-03-19 | 林高阳 | A kind of vesicourethral stapling apparatus |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111658162A (en) * | 2020-05-06 | 2020-09-15 | 董庆 | Disposable urine way protective sheath |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6461367B1 (en) * | 1999-07-16 | 2002-10-08 | Loma Linda University Medical Center | Method and device for urethral-vesicle anastomosis |
| US8551182B2 (en) * | 2008-04-28 | 2013-10-08 | Urotech, Inc. | Retrievable urethra sparing prosthetic stent and kidney stone intervention system |
| US20110306991A1 (en) * | 2010-06-11 | 2011-12-15 | Bassan Harmanpreet | Anastomosis device and method of using the same |
| CN202270050U (en) * | 2011-09-26 | 2012-06-13 | 深圳天美医疗美容专科门诊部 | Casing sawtooth needle for capsular contracture lysis of breast prosthesis |
| CN203576562U (en) * | 2013-11-26 | 2014-05-07 | 张愚 | Novel cannula for transurethral laparoscopic surgery |
| CN203749472U (en) * | 2014-02-25 | 2014-08-06 | 江苏省人民医院 | Laparoscopic urethrovesical anastomosis assisting device |
| CN205198055U (en) * | 2015-12-04 | 2016-05-04 | 中国人民解放军第一八一医院 | Identical operation instrument of back urethra |
| CN205626003U (en) * | 2015-12-07 | 2016-10-12 | 江苏省中医院 | Distraction device that coincide of bladder urethra wicresoft |
| CN205649524U (en) * | 2016-04-28 | 2016-10-19 | 南京佳奇医疗器械有限公司 | Visual abdominal cavity exocoel expander |
-
2017
- 2017-01-13 CN CN201710025579.0A patent/CN106618722B/en active Active
- 2017-01-13 CN CN201720040614.1U patent/CN207101355U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109480945A (en) * | 2018-11-27 | 2019-03-19 | 林高阳 | A kind of vesicourethral stapling apparatus |
| CN109480945B (en) * | 2018-11-27 | 2023-08-29 | 林高阳 | Bladder urethra anastomosis device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106618722A (en) | 2017-05-10 |
| CN106618722B (en) | 2023-11-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20210113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |