CN106618722A - Transurethral laparoscope cannula use for disposable engagement - Google Patents
Transurethral laparoscope cannula use for disposable engagement Download PDFInfo
- Publication number
- CN106618722A CN106618722A CN201710025579.0A CN201710025579A CN106618722A CN 106618722 A CN106618722 A CN 106618722A CN 201710025579 A CN201710025579 A CN 201710025579A CN 106618722 A CN106618722 A CN 106618722A
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- cannula
- obturator
- urethra
- broached
- 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 34
- 230000003872 anastomosis Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 238000001356 surgical procedure Methods 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 2
- 230000002485 urinary effect Effects 0.000 abstract description 2
- 238000009331 sowing Methods 0.000 abstract 2
- 238000011065 in-situ storage Methods 0.000 description 5
- 238000009958 sewing Methods 0.000 description 5
- 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
- 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
- 238000002513 implantation Methods 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000002980 postoperative 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
- 230000007306 turnover 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
Abstract
The invention provides a transurethral laparoscope cannula use for disposable engagement. The cannula comprises a cannula body and an obturator. The cannula body comprises a tube body, an inner end and an outer end, the tube body is provided with an inner cavity used as an operation channel, and the opening of the inner end is provided with a tooth structure; the obturator comprises a rod body, a front end and a tail part, wherein the rod body is in a cylindrical shape, the front end is provided with an enclosing head, the tail part is a cylindrical operation unit, and the obturator is used for enclosing the inner cavity of the cannula. The cannula is put into body through the urethra, so the urethra cannot be injured; the cannula can be also put in a laparoscope operation apparatus; the tooth structure of the inner end of the cannula can support the inner opening of the urethra to bring convenience to sowing; by the utilization of the cannula, the surgery operation difficulty of vesicourethral anastomosis and orthotopic neobladder urethral anastomosis can be lowered, thus sowing is more convenient and accurate, and urinary continence recovery of a patient after the surgery can be promoted. In addition, the tooth structure can also has an inward retracted shape, and when the cannula is put through the urethra, harm to surrounding tissue can be reduced.
Description
Technical field
The invention belongs to medical instruments field, is related to a kind of disposable coincideing and uses type per urethra laparoscopic cannula.
Background technology
At present urological surgery can carry out anastomosis operation by minimally invasive laparoscopically method.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 subsides, and increases suture difficulty.Further, since urethra is thinner, abdominal cavity
The limited view of mirror, so as to be difficult to control to the reasonable distance of sewing needle, the tension force Jing of two broken ends of fractured bone is often larger when adding identical, operation
Operation difficulty is big, and it is poor to easily cause sewing effect, makes the complication such as generation leakage of urine after operation in patients.It would therefore be desirable to design one
Planting can very well support the urethra broken ends of fractured bone, and can guide the per urethra laparoscope of sewing process and turnover celioscope operating apparatus
Sleeve pipe.
Additionally, reequiping common laparoscopic cannula iff 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, the edge that the segment difference is produced carries out anastomosis operation in laparoscopic cannula into urethra
When, usually can the urethral tissue that passed through be caused to damage.
The content of the invention
The invention provides a kind of disposable coincideing uses type per urethra laparoscopic cannula.Described sleeve pipe, for anastomosis ratio
Such as vesicourethral anastomosis or new vesicourethral anastomosis in situ, operation technique is convenient, and can avoid or reduce to organize to damage
Wound.
Disposable the coincideing uses type per urethra laparoscopic cannula, including：
Union body, wherein described sleeve pipe body include body, inner and outer end, wherein the body is hollow cylinder, tool
The useful inner chamber for operating passage, 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, 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 the circumferential multiple sawtooth being evenly distributed of opening.
Further, the inner broached-tooth design of sleeve pipe can have interior receipts shape.
The broached-tooth design is set to that orificium urethrae internum can be supported when anastomosis is carried out, at the same with the plurality of sawtooth pair
The recess answered may be configured as corresponding to entry point during suture needle to determine suture pin 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 the inner chamber through the body is grasped
Make.
When anastomosis is implemented, 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, can Jing sleeve pipes insert celioscope operating apparatus, in laparoscopic surgery
In can assist to carry out the operation such as pulling；Casing cavity is inner (to be received, it is to avoid urethra is damaged when inserting) for zigzag in sawtooth, is being entered
When row vesicourethral anastomosis or new vesicourethral anastomosis in situ, orificium urethrae internum can be supported, sleeve pipe is not needed during suture needle
Back into urethra is gone out, entry point is located at recess (ensureing suture pin spacing), is easy to suture；The apparatus can reduce vesicourethral kiss
The operation technique difficulty of art or new vesicourethral anastomosis in situ is closed, makes suture more convenient and definite, and be possible to patient
Postoperative recovery control urine plays certain help.
Description of the drawings
Fig. 1 is the disposable sleeve pipe coincideing with type per urethra laparoscopic cannula according to a kind of specific embodiment of the invention
The structural representation of body.
Fig. 2 is the left view enlarged diagram of the inner of union body shown in Fig. 1 broached-tooth design.
Fig. 3 is the disposable closed pore coincideing with type per urethra laparoscopic cannula according to a kind of specific embodiment of the invention
The structural representation of device.
Specific embodiment
In order that technical scheme, character of innovation, reached purpose and effect are easy to understand, with reference to tool
Body is illustrated and the invention will be further elaborated by detailed description below.
Fig. 1 and Fig. 2 are coincide with type per urethra laparoscopic cannula according to a kind of the disposable of specific embodiment of the invention
Union body structural representation.As shown in figure 1, the disposable union body 1 included with type per urethra laparoscopic cannula that coincide is wrapped
Body 11, the inner 12 and outer end 13 are included, its middle tube body 11 is hollow cylinder, with the inner chamber as operating walk way；Union body 1
Outer end 13 can be used for insert celioscope operating apparatus, the inner chamber through body 11 is operated；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 specific embodiment of the invention
The structural representation of device 2.As shown in Figure 3 obturator 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 is smooth spherical；The body of rod 21 is cylinder；Afterbody 23 is cylindrical actuation unit, 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.Closing head material by
Flexible material is constituted, and flexible material can be silica gel or rubber.
Disposable the coincideing 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 the afterbody of a hand-held obturator 2, the closed head of obturator 2 forward, from set
Insert at the outer end 13 of body 1, the inner chamber of Jing bodys 11, until agree with the broached-tooth design of closed head and 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, closing is made
The diameter at place is agreed with less than the diameter for exposing closed head in head and sleeve pipe the inner 12, so that the sleeve pipe equipped with obturator enters urethra
When reduce damage to perienchyma.
During operation, the actuation unit of the hand-held afterbody of obturator 2 of operator will be equipped with the implantation patient of union body 1 of obturator 2
Urethra；When anastomosis position is placed to, obturator 2 is extracted, while union body 11 is stayed in urethra, end opening tool 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, the inner chamber through body 11 reaches surgery location；During suture, maintain the origin-location of union body 1 motionless, using sleeve pipe the inner 12
Broached-tooth design support urethra, sewing needle entry point is located at the corresponding recess of 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, insert from the outer end 13 of union body 1, Jing bodys 11
Inner chamber, until agree with the broached-tooth design of closed head and union body the inner 12, while union body is stretched out in the smooth termination of closed head
Inner 12.Laparoscopic cannula body 1 is extracted along urethra.
Disposable the coincideing that the present invention is provided uses type per urethra laparoscopic cannula, due to using the inner saw of laparoscopic cannula
Toothing, when vesicourethral anastomosis or new vesicourethral anastomosis in situ is implemented, can play the effect of support orificium urethrae internum, together
The corresponding depression of Shi Liyong sawtooth is used as entry point, it is ensured that the spacing of sewing needle, it is not necessary to pass in and out back and forth, greatly reduces hand
Art operation difficulty, reduces postoperative complications.Simultaneously because of the interior receipts shape that sleeve pipe is inner, make sleeve pipe when urethra is passed in and out around damage
Tissue, reduces patient suffering.
Above, the special shape of corresponding product and method, material or process sequence are carried out for the technology of the present invention
Description, and some specific parameters are provided for illustrative purposes for some specific embodiments.However, should manage
Solve these 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 is still included within the spirit and scope of the present invention.
Claims (7)
1. a kind of disposable coincideing uses type per urethra laparoscopic cannula, and 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, with 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, it is described before
With closed head, the afterbody (23) is cylindrical actuation unit at end (22), and the obturator (2) is for closing 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) is with interior receipts shape.
4. sleeve pipe according to claim 1, wherein the broached-tooth design (14) is set to be propped up when anastomosis is carried out
Support orificium urethrae internum, while recess corresponding with the plurality of sawtooth may be configured as corresponding to entry point during suture needle to determine seam
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. sleeve pipe according to claim 1, the wherein outer end (13) of described sleeve pipe body (1) can be used for inserting laparoscopic procedure
Apparatus, and the inner chamber through the body (11) operated.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016112145547 | 2016-12-26 | ||
| CN201611214554 | 2016-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106618722A true CN106618722A (en) | 2017-05-10 |
| CN106618722B CN106618722B (en) | 2023-11-14 |
Family
ID=58844434
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720040614.1U Expired - Fee Related CN207101355U (en) | 2016-12-26 | 2017-01-13 | Disposable coincide uses type per urethra laparoscopic cannula |
| CN201710025579.0A Active CN106618722B (en) | 2016-12-26 | 2017-01-13 | Disposable anastomotic transurethral laparoscopic cannula |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720040614.1U Expired - Fee Related CN207101355U (en) | 2016-12-26 | 2017-01-13 | Disposable coincide uses type per urethra laparoscopic cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN207101355U (en) |
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 |
| CN111658162A (en) * | 2020-05-06 | 2020-09-15 | 董庆 | Disposable urine way protective sheath |
Citations (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 |
| US20090270907A1 (en) * | 2008-04-28 | 2009-10-29 | 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 CN201720040614.1U patent/CN207101355U/en not_active Expired - Fee Related
- 2017-01-13 CN CN201710025579.0A patent/CN106618722B/en active Active
Patent Citations (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 |
| US20090270907A1 (en) * | 2008-04-28 | 2009-10-29 | 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 |
Cited By (3)
| 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 |
| CN111658162A (en) * | 2020-05-06 | 2020-09-15 | 董庆 | Disposable urine way protective sheath |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106618722B (en) | 2023-11-14 |
| CN207101355U (en) | 2018-03-16 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant |