CN107714109A - A kind of floating type multichannel laparoscopic surgery enters channel platform - Google Patents
A kind of floating type multichannel laparoscopic surgery enters channel platform Download PDFInfo
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- CN107714109A CN107714109A CN201711102217.3A CN201711102217A CN107714109A CN 107714109 A CN107714109 A CN 107714109A CN 201711102217 A CN201711102217 A CN 201711102217A CN 107714109 A CN107714109 A CN 107714109A
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- laparoscopic surgery
- floating type
- channel platform
- type multichannel
- flexible sealing
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- 238000002357 laparoscopic surgery Methods 0.000 title claims abstract description 45
- 238000007667 floating Methods 0.000 title claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 230000001012 protector Effects 0.000 claims abstract description 32
- 238000010276 construction Methods 0.000 claims abstract description 16
- 238000013459 approach Methods 0.000 claims description 2
- 239000012943 hotmelt Substances 0.000 claims description 2
- 238000013519 translation Methods 0.000 abstract description 11
- 208000005646 Pneumoperitoneum Diseases 0.000 description 9
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000001356 surgical procedure Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000013007 heat curing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004026 adhesive bonding Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 229920002614 Polyether block amide Polymers 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 231100000241 scar Toxicity 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 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
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
-
- 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)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to a kind of floating type multichannel laparoscopic surgery to enter channel platform; formed by starting protector and upper lid; the upper lid includes upper seal, flexible sealing body and lower seal; the flexible sealing body is tubular construction; the upper seal is connected with the lower seal by the flexible sealing body, and the lower seal is connected with the protector of starting.Translation, swing and the rotation that the present invention adapts to cover by the deformation of flexible sealing body, solve traditional multichannel laparoscopic surgery enter channel platform can not translation, swinging operation and rotating operation, or translation, swinging operation and rotating operation may cause multichannel laparoscopic surgery enter channel platform damage, gas leakage the problems such as.
Description
Technical field
The present invention relates to medical instruments field, and in particular to a kind of floating type multichannel laparoscopic surgery enters channel platform.
Background technology
Single-hole laparoscopic surgery (laparoendoscopic single-site surgery, LESS), originating from 20 generation
Record the nineties, refer to that i.e. umbilical opening does an otch for being less than 1.5cm, so as to carry out laparoscopic procedure in the natural scar of human body
A kind of Minimally Invasive Surgery.Due to only needing single duct to enter pelvic cavity, abdominal cavity and utilizing the natural scar of human umbilical region mostly, therefore compare
The body surface wound of conventional porous laparoscope is less, more attractive in appearance.At present, platform in surgical procedure in the product in the field be present
The defects of irremovable, rotation and swing, many difficulty are brought to operation technique.Due to no locomotive function, doctor is in art
In order to implement translation, tearing operation apparatus towards a direction in operation, mobile platform, this measure are easily made by force
Into the damage or gas leakage of platform.Due to no oscillating function, in order to adjust the distance, the tissue site of umbilical opening farther out is operated,
Doctor can swing platform by force one larger angle in art, and to obtain more preferable work angle, this measure easily causes
Upper lid and the disengaging or gas leakage started between protector.Due to no rotating function, doctor operates number when changing position
It is tired.To overcome such defect, certain research has been done by existing company, and such as patent CN201110271418, but the technology can only solve
Certainly platform can not rotate defect, still can not meet the movement of platform during Clinical practice and swing demand.
The content of the invention
The defects of in order to overcome prior art, present invention aim to address the deficiency of existing single hole approach apparatus, there is provided
A kind of floating type multichannel laparoscopic surgery that can be moved freely, swing and rotate enters channel platform.
The purpose of the present invention is achieved through the following technical solutions：
A kind of floating type multichannel laparoscopic surgery enters channel platform, is formed by starting protector and upper lid, it is characterised in that
The upper lid includes upper seal, flexible sealing body and lower seal, and the flexible sealing body is tubular construction, the upper sealing
Body is connected with the lower seal by the flexible sealing body, and the lower seal is connected with the protector of starting.
The purpose of the present invention can also further be realized by following technical scheme：
In some embodiments, be provided with described on seal it is multiple enter paths, to facilitate operating theater instruments to pass through
The passage is operated.
In one preferred embodiment, it is described enter paths on be provided with blow vent, be available in laparoscopic surgery
Injection gas establishes pneumoperitoneum and uses or be vented on demand use.
In one embodiment, blow vent is provided with seal on described, is available for injecting gas in laparoscopic surgery
Body establishes pneumoperitoneum and uses or be vented on demand use.
In one embodiment, the longitudinal section of the flexible sealing body is shaped as rectangle, zigzag or waveform.
In one embodiment, the material of the flexible sealing body is rubber, silica gel, polyurethane, block polyetheramides
Or polytetrafluoroethylene (PTFE).
In some embodiments, supporting construction is provided with the flexible sealing body, the supporting construction can make institute
It is more stable to state seal.
In some preferred embodiments, the supporting construction is helical form, column or netted.
In some preferred embodiments, the supporting construction be arranged on the inside of the flexible sealing body, outside,
Centre is integrated with flexible sealing body hot melt.
In some embodiments, blow vent is provided with the lower seal, is available for injecting gas in laparoscopic surgery
Body establishes pneumoperitoneum and uses or be vented on demand use.
In some embodiments, the lower seal starts protector to be detachably connected with described, to facilitate operation
Lid takes out the sample tissue of excision in middle dismounting.After taking out sample tissue, the lower seal and the protector of starting can be again
Secondary connection, complete follow-up operation technique.
It is described to be detachably connected as snapping or spin in some preferred embodiments, quickly divided in art with facilitating
From the lower seal and described start protector.
Compared with the existing technology, the invention has the advantages that：The present invention enters channel platform in multichannel laparoscopic surgery
The flexible sealing body that can be deformed is set on upper lid, translation, swing and the rotation for adapting to cover by the deformation of flexible sealing body,
Solve traditional multichannel laparoscopic surgery enter channel platform can not translation, swinging operation and rotating operation, or translation behaviour
The problems such as work, swinging operation and rotating operation may cause multichannel laparoscopic surgery to enter channel platform damage, gas leakage.
Brief description of the drawings
Fig. 1 is that the floating type multichannel laparoscopic surgery of the present invention enters the structural representation of channel platform.
Fig. 2 is entered and is set on described in channel platform on seal in the floating type multichannel laparoscopic surgery of the present invention
The structural representation of paths.
Fig. 3 is in the structural representation for entering to set blow vent on paths shown in Fig. 2.
Fig. 4 is to set blow vent on the upper seal during floating type multichannel laparoscopic surgery of the invention enters channel platform
Structural representation.
Fig. 5 is to set blow vent on the lower seal during floating type multichannel laparoscopic surgery of the invention enters channel platform
Structural representation.
Fig. 6 is that the floating type multichannel laparoscopic surgery of the present invention enters a kind of embodiment party of the flexible sealing body in channel platform
The structural representation of formula.
Fig. 7 is another implementation that the floating type multichannel laparoscopic surgery of the present invention enters the flexible sealing body in channel platform
The structural representation of mode.
Fig. 8, Fig. 9 and Figure 10 are the flexible sealing bodies in the floating type multichannel laparoscopic surgery of the present invention enters channel platform
The upper several embodiments schematic diagram that supporting construction is set.
Figure 11 is that the floating type multichannel laparoscopic surgery of the present invention enters the lower seal in channel platform and starts protector
A kind of connected mode schematic diagram.
Figure 12 is that the floating type multichannel laparoscopic surgery of the present invention enters the lower seal in channel platform and starts protector
Another connected mode schematic diagram.
The floating type multichannel laparoscopic surgery that Figure 13 is the present invention enters the whole of another embodiment in channel platform
Body structural representation.
Figure 14 a to 14d are that the floating type multichannel laparoscopic surgery of the present invention enters the use state diagram of channel platform.
Embodiment
As shown in figure 1, a kind of floating type multichannel laparoscopic surgery enters channel platform, by starting 2 groups of protector 1 and upper lid
Into upper lid 2 includes upper seal 21, flexible sealing body 22 and lower seal 23, and the flexible sealing body is tubular construction, upper close
Envelope body 21 is connected with lower seal 23 by flexible sealing body 22, and lower seal 23 is connected with starting protector 1.Flexible sealing body
22 material is the high-molecular compounds such as silica gel, rubber, polyurethane, block polyetheramides or polytetrafluoroethylene (PTFE).Flexible sealing body
22 vertical sectional shape can be configured to rectangle (not shown), waveform (as shown in Figure 6) or zigzag (such as Fig. 7 institutes
Show).The flexible sealing body 22 can deform, and by deformation, flexible sealing body 22 adapts to seal 21 or operating theater instruments
Translation, swing and rotation.In some preferred embodiments, lower seal 23 is detachably to couple with starting protector 1, with
Lid takes out the sample tissue of excision in dismounting in convenient operation.After taking out sample tissue, the lower seal and described guarantor is started
Shield device can be again coupled to, and complete follow-up operation technique.
As shown in Fig. 2 in certain embodiments, be provided with upper seal 21 it is multiple enter paths 211, convenient operation
The disengaging of apparatus, to facilitate doctor's operation apparatus to be operated through the passage.Enter paths 211 and upper seal 21
It can be integrally formed, can also be connected by modes such as gluing, thermal welds with modes such as injection, heat cures.It is preferable real at some
Apply in example, when the upper seal 21 is made up of silica gel, entering paths 211 can be inserted on seal 21 before the surgery.
As shown in figure 3, in certain embodiments, blow vent 2111 is provided with paths 211 are entered, it is easy to connect in operation
Pneumoperitoneum apparatus is connect to establish pneumoperitoneum for injecting gas in laparoscopic surgery or be vented on demand.Blow vent 2111 can with entering paths 211
It is integrally formed, can also be connected by modes such as gluing, thermal welds with modes such as injection, heat cures.
As shown in figure 4, in certain embodiments, blow vent 212 is provided with upper seal 21, it is easy to connect in operation
Pneumoperitoneum apparatus is established pneumoperitoneum or is vented on demand for injecting gas in laparoscopic surgery.Blow vent 212 and upper seal 21, Liang Zheke
It is integrally formed, can also be connected by modes such as gluing, thermal welds with modes such as injection, heat cures.
As shown in figure 5, in certain embodiments, blow vent 231 is provided with lower seal 23, it is easy to connect gas in operation
Abdomen machine is established pneumoperitoneum or is vented on demand for injecting gas in laparoscopic surgery.Blow vent 231 and lower seal 23 can use injection,
The modes such as heat cure are integrally formed, and can also be connected by modes such as gluing, thermal welds.
As shown in Fig. 8, Fig. 9 and Figure 10, in certain embodiments, supporting construction 221 is provided with flexible sealing body 22,
The supporting construction 221 can make the upper seal 21 more stable.Supporting construction 221 can be set to spiral shape, cylindricality, net
Lattice.Supporting construction 221 may be provided at the inside of flexible sealing body 22, the outside of flexible sealing body 22, in flexible sealing body 22
Portion, it can also heat and be integrated with flexible sealing body 22.The material of supporting construction 221 includes the metals such as stainless steel, Nitinol
Material and high polymer material.
In some embodiments, lower seal 23 and that starts protector 1 be detachably connected as snapping, to facilitate in art
Middle quick separating lower seal 23 and start protector 1.For ensure lower seal 23 and start that protector 1 is detachably connected can
By property, as shown in figure 11, in certain embodiments, lower seal 23 includes fastening structure 232, fastening structure 232 and lower sealing
Body 23 can be integrally formed with modes such as injection, heat cures.Fastening structure 232 can ensure that lower seal 23 is with starting in surgical procedure
Protector 1 does not depart from easily.When lower seal 23 needs to separate with starting protector 1, to fastening structure 232 and guarantor can be started
The shield applying power of device 1 makes its deformation so that starts protector 1 and deviates from from lower seal 23.As shown in figure 12, in some embodiments
In, lower seal 23 includes fastening structure 232 ', and fastening structure 232 ' includes axle 2321, and axle 2321 is connected with lower seal 23,
Fastening structure 232 can rotate around axle 2321.Fastening structure 232 ' can ensure lower seal 23 in surgical procedure and start protector 1
Do not depart from easily.When lower seal 23 needs to separate with starting protector 1, fastening structure 232 ' outwards rotates around axle 2321,
So that fastening structure 232 separates with starting protector 1, deviate from so that starting protector 1 from lower seal 23.
In some embodiments, lower seal 23 is detachably connected as spinning with starting protector 1, for example, under it is close
Envelope body 23 can be connected through a screw thread with starting protector 1.
Figure 13 is that a kind of floating type multichannel laparoscopic surgery of the present invention enters the another embodiment of channel platform, described
Floating type multichannel laparoscopic surgery enters channel platform and formed by starting protector 1 and upper lid 2, and upper lid 2 includes upper seal 21, soft
Property seal 22 and lower seal 23, the flexible sealing body 22 are tubular construction, and upper seal 21 passes through with lower seal 23
Flexible sealing body 22 is connected, and lower seal 23 is connected with starting protector 1, be provided with upper seal 21 it is multiple enter paths
211, be more convenient operating theater instruments disengaging, blow vent 231 is provided with lower seal 23, be easy to operation in connect pneumoperitoneum apparatus or
It is vented on demand.Lower seal 23 starts the described of protector 1 and is detachably connected as snapping with described, and fastening structure 232 ' is conveniently opened
Wound protector 1 is deviate from from lower seal 23.
Figure 14 a-14d are that the floating type multichannel laparoscopic surgery of the present invention enters the use state diagram of channel platform.Figure
14a is general state when floating type multichannel laparoscopic surgery enters channel platform use.As shown in fig. 14b, when operator needs
When being translated to operating theater instruments, flexible sealing body 22 is driven to move by translating operating theater instruments, and then drive upper seal 21
The paths 211 that enter of upper setting translate.As shown in figure 14 c, when operator needs to swing operating theater instruments, swing is passed through
Operating theater instruments drives flexible sealing body 22 to swing, and then drives the paths 211 that enter set on upper seal 21 to swing.Such as figure
Shown in 14d, when operator needs to rotate operating theater instruments, flexible sealing body is driven to reverse one by rotating operating theater instruments
Fixed angle, and then drive the paths 211 that enter set on upper seal 21 to turn an angle.Therefore, flexible sealing body 22
Translation, swing and the rotation of upper seal 21 are adapted to by deforming, solve traditional multichannel laparoscopic surgery enter channel platform without
Method translation, swinging operation and rotating operation, or translation, swinging operation and rotating operation may cause multichannel abdomen
Endoscope-assistant surgery enters the problems such as channel platform damage, gas leakage.
Finally it should be noted that the foregoing is only the preferred embodiment of the present invention, not limiting this
Invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., should be included in this hair
Within bright protection domain.
Claims (10)
1. a kind of floating type multichannel laparoscopic surgery enters channel platform, formed by starting protector and upper lid, it is characterised in that institute
State lid and include upper seal, flexible sealing body and lower seal, the flexible sealing body is tubular construction, the upper seal
It is connected with the lower seal by the flexible sealing body, the lower seal is connected with the protector of starting.
2. floating type multichannel laparoscopic surgery according to claim 1 enters channel platform, it is characterised in that close described
Envelope body on be provided with it is multiple enter paths.
3. floating type multichannel laparoscopic surgery according to claim 2 enters channel platform, it is characterised in that in the approach
Blow vent is provided with passage.
4. floating type multichannel laparoscopic surgery according to claim 1 enters channel platform, it is characterised in that close described
Blow vent is provided with envelope body.
5. floating type multichannel laparoscopic surgery according to claim 1 enters channel platform, it is characterised in that the flexibility is close
That seals the longitudinal section of body is shaped as rectangle, zigzag or waveform.
6. floating type multichannel laparoscopic surgery according to claim 1 enters channel platform, it is characterised in that in the flexibility
Supporting construction is provided with seal.
7. floating type multichannel laparoscopic surgery according to claim 6 enters channel platform, it is characterised in that the support knot
Structure is helical form, column or netted.
8. floating type multichannel laparoscopic surgery according to claim 6 enters channel platform, it is characterised in that the support knot
Structure is arranged on the inside of the flexible sealing body, outside, centre or is integrated with flexible sealing body hot melt.
9. floating type multichannel laparoscopic surgery according to claim 1 enters channel platform, it is characterised in that close under described
Blow vent is provided with envelope body.
10. floating type multichannel laparoscopic surgery according to claim 1 enters channel platform, it is characterised in that close under described
Protector is started described in Feng Tiyu as detachable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711102217.3A CN107714109B (en) | 2017-11-10 | 2017-11-10 | Floating multichannel laparoscopic surgery access platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711102217.3A CN107714109B (en) | 2017-11-10 | 2017-11-10 | Floating multichannel laparoscopic surgery access platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107714109A true CN107714109A (en) | 2018-02-23 |
| CN107714109B CN107714109B (en) | 2024-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711102217.3A Active CN107714109B (en) | 2017-11-10 | 2017-11-10 | Floating multichannel laparoscopic surgery access platform |
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| Country | Link |
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| CN (1) | CN107714109B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009271A (en) * | 2018-10-08 | 2018-12-18 | 欣瑞德（江苏）医疗科技有限公司 | Multi-passage puncture outfit |
| CN109124742A (en) * | 2018-10-08 | 2019-01-04 | 欣瑞德（江苏）医疗科技有限公司 | Multi-passage puncture outfit connection structure |
| CN113397666A (en) * | 2021-07-20 | 2021-09-17 | 王倩青 | Single-port multi-channel operation sheath for transumbilical single-port laparoscopic surgery |
| CN113729799A (en) * | 2021-08-31 | 2021-12-03 | 重庆西山科技股份有限公司 | Operation device, composite operation channel and multi-degree-of-freedom positioning structure |
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| CN102204832A (en) * | 2011-05-18 | 2011-10-05 | 东南大学 | Flexible multichannel integrator |
| CN102429688A (en) * | 2011-09-14 | 2012-05-02 | 上海英诺伟微创医疗器械有限公司 | Demountable type flexible abdominal cavity micro-invasive operation invisible endoscope channel |
| CN104306062A (en) * | 2014-10-23 | 2015-01-28 | 安徽奥弗医疗设备科技有限公司 | Single-hole multichannel operating platform |
| KR20160036410A (en) * | 2014-09-25 | 2016-04-04 | 주식회사 세종메디칼 | Single port |
| KR20160107642A (en) * | 2015-03-04 | 2016-09-19 | 주식회사 세종메디칼 | Apparatus for laparoscopic surgery and wound retractor assembly |
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2017
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Patent Citations (5)
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| CN102204832A (en) * | 2011-05-18 | 2011-10-05 | 东南大学 | Flexible multichannel integrator |
| CN102429688A (en) * | 2011-09-14 | 2012-05-02 | 上海英诺伟微创医疗器械有限公司 | Demountable type flexible abdominal cavity micro-invasive operation invisible endoscope channel |
| KR20160036410A (en) * | 2014-09-25 | 2016-04-04 | 주식회사 세종메디칼 | Single port |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009271A (en) * | 2018-10-08 | 2018-12-18 | 欣瑞德（江苏）医疗科技有限公司 | Multi-passage puncture outfit |
| CN109124742A (en) * | 2018-10-08 | 2019-01-04 | 欣瑞德（江苏）医疗科技有限公司 | Multi-passage puncture outfit connection structure |
| CN113397666A (en) * | 2021-07-20 | 2021-09-17 | 王倩青 | Single-port multi-channel operation sheath for transumbilical single-port laparoscopic surgery |
| CN113397666B (en) * | 2021-07-20 | 2022-06-07 | 王倩青 | Single-port multi-channel operation sheath for transumbilical single-port laparoscopic surgery |
| CN113729799A (en) * | 2021-08-31 | 2021-12-03 | 重庆西山科技股份有限公司 | Operation device, composite operation channel and multi-degree-of-freedom positioning structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107714109B (en) | 2024-03-15 |
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