CN209004079U - A kind of lane device for per anum Minimally Invasive Surgery - Google Patents
A kind of lane device for per anum Minimally Invasive Surgery Download PDFInfo
- Publication number
- CN209004079U CN209004079U CN201821501715.5U CN201821501715U CN209004079U CN 209004079 U CN209004079 U CN 209004079U CN 201821501715 U CN201821501715 U CN 201821501715U CN 209004079 U CN209004079 U CN 209004079U
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- channel
- instrument
- minimally invasive
- invasive surgery
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- 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
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00818—Treatment of the gastro-intestinal system
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- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The utility model provides a kind of lane device for per anum Minimally Invasive Surgery, including external channel components, built-in channel component, external channel components include instrument channel component and connection cover, instrument channel component includes instrument channel tube body and is set to the intracorporal seal member of instrument channel pipe, and instrument channel tube body is at least provided with two；Built-in channel component includes first port, internal channel main body, second port, and first port is set to internal channel main body close to one end of connection cover, and second port is set to the one end of internal channel main body far from connection cover；The material of internal channel main body is elastic material, and the outer diameter of internal channel main body is become larger from first port to second port.The utility model lane device is applicable in for per anum Minimally Invasive Surgery, and the structure setting in channel is adapted to narrow and longer anal intestine, reduces the injury to human body, increases surgical procedure space, and ensure that the reliability of the device.
Description
Technical field
The utility model relates to a kind of medical instruments, more particularly to one kind to be used for rectal neoplasm per anum local excision and warp
The per anum Minimally Invasive Surgery anal canal channel components of the complete Mesorectal Excision operation of anus.
Background technique
For rectal benign tumor and Early rectal tumor, conventional surgical means are to look at downlink per anum straight by Anal pull hook
Local Resection of Rectal Tumor, but visual area exposure it is poor, it is desirable that tumour is closer (general tumour is away from anus edge < 5cm) away from anus
It is the main limitation of this traditional operation.It takes the lead in reporting by German doctor Buess etc. within 1985 and be shown using per anum scope
Micro- Surgery Platform (abbreviation TEM) is to the local excision of rectal neoplasm, and TEM platform is by the special hard mirror of rectum, Special surgical instrument
It is constituted with visor imaging system.
Report take the lead in year American physician Atallah etc. for single-hole laparoscopic channel merging anal canal, utilizes routine after CO2 inflation
Laparoscopic device completes Local Resection of Rectal Tumor, and is named as TAMIS (transanal minimally invasive
Surgery) art formula.TAMIS art formula makes the per anum Minimally Invasive Surgery " on tall and big ", in the hospital for only having conventional laparoscopy equipment
Development becomes reality.SILS(Covidien), SSL the single-hole laparoscopic channel for TAMIS art formula being commercialized at present has:
(Ethicon), Triport (Olympus), GelPOINT (Applied Medical) etc..TAMIS platform can not only carry out directly
The local excision of intestinal tumor, and have the per anum TME(transanal that TAMIS platform is used for the progressive stage carcinoma of the rectum in recent years
TME, taTME) operation report, i.e. TAMIS-TME art formula.The core component of TAMIS platform is the abdominal cavity of the single hole of commercialization
Mirror channel.
As shown in Figure 1, for application No. is a kind of gasbag-type single-hole laparoscopics of CN201210241381.3 in the prior art
The schematic diagram of Multichannel device, takes a kerf for stomach wall at the time of surgery, this channel is placed in abdominal cavity by notch, makes interior air bag 1
On the inside of stomach wall, then interior air bag is inflated by interior air bag entrance 4 on the outside of skin, channel is fixed, it is made by outer air bag 3
Notch cannot be skidded off, then channel balloon 2 is inflated by channel balloon entrance 5, it is made to combine closely with notch, finally by
Outer air bag entrance 6 inflates outer air bag, prevents it from sliding into abdominal cavity, forms a closed system at this time.
It is narrow that channel is set as the big centre in both ends by the prior art, blocks so that the configuration can be formed with the opening of human abdominal cavity
It closes, not only prevented channel from falling off, but also prevent channel from falling into body cavity, and channel is arranged to flexible material, and filled by air bag
Normal channel is just formed after gas.Current laparoscope multichannel dress is all similar setting, and such configuration is in laparoscope hand
It is very convenient when art, but in TAMIS art formula, since channel needs to enter narrow and long anal intestine, the hand for abdominal cavity
It is not particularly suited for per anum Minimally Invasive Surgery about the design for preventing channel from falling off in art channel components, and enters intracorporal channel part
It is divided into plastic foil composition, it is difficult to support anal canal, it is therefore desirable to a kind of lane device that can be suitable for per anum Minimally Invasive Surgery.
Summary of the invention
The purpose of this utility model is to provide a kind of lane devices for per anum Minimally Invasive Surgery, it enables to reality
The doctor for applying per anum Minimally Invasive Surgery is more convenient reliably using lane device, and lane device can keep enough in inside of human body
Resistance prevent channel from falling off, and can guarantee opening it is small as far as possible while increase inside operating space.
The technical solution of the utility model is achieved in that
A kind of lane device for per anum Minimally Invasive Surgery, including external channel components, built-in channel component,
External channel components include instrument channel component and connection cover, and instrument channel component includes instrument channel tube body
With set on the intracorporal seal member of instrument channel pipe, instrument channel component is 2 or more；Built-in channel component includes first end
Mouth, internal channel main body, second port, first port are set to internal channel main body close to one end of connection cover, and second port is set
In the one end of internal channel main body far from connection cover；The material of internal channel main body is elastic material, the outer diameter of internal channel main body
It is become larger from first port to second port.
Internal channel main body is set as elastic material, so that internal channel main body is after compression volume enters anal intestine, internal channel master
Body can automatic rebounding revert to the shape of script.The outer diameter of internal channel main body is set as variable, not only can channel be entered
Pyramidal structure is formed after anal intestine to be prevented from falling off, it is also possible that anal intestine is internally gradually expanded from inlet, is not only reduced out
The size of mouth, and inside is made to have bigger operating space.
Specifically, if the angle that the plane tangent with internal channel body outer surface and internal channel main center axis are formed is
α, wherein 0 α≤30 ° <.
Further, α is 2 ° or 3 ° or 5 ° or 10 ° or 15 ° or 20 °.
Preferably, first port is buckled equipped with internal channel, and internal channel buckle is equipped with gasket；Connecting cover includes connecting
Cover latch, gasket block are connect, when external channel components are connected with built-in channel component, connection cover latch is located at the internal channel
The lower section of buckle, gasket are in elastic deformation and are bonded with gasket block.Leakproofness can be further increased in this way.
A preferred aspect according to the present utility model, connection cover latch are made of elastic deformable material, so that
Built-in channel component and external channel components can relatively move in the axial direction of interior channel body.Doctor may be used also in the course of surgery
The angle that external channel can be needed to rotate, by external channel components and built-in channel component in the axially opposing of interior channel body
It is mobile, the relative pressure of gasket and gasket block can be reduced, to reduce rubbing between gasket and gasket block
Power is wiped, to facilitate rotation, is unclamped after the completion of rotation, gasket and gasket block fit closely again, in order to realize in this way
Function, connection cover latch be made of elastic deformable material so that built-in channel component and external channel components are in axis
It can be relatively moved on direction.
Another preferred aspect according to the present utility model connects and is equipped with elastically deformable between cover latch and internal channel buckle
Component, so that built-in channel component and external channel components opposite can move on the axial line extending direction of interior channel body
It is dynamic.Elastically deformable component can be spring or elastic polymer material.
Preferably, the setting of the diameter of internal channel main body and/or adjustable in length.Due to the anal intestine tool between each sufferer
Body size difference, therefore the diameter of internal channel main body and/or length are variable, are suitable for different patients.Specifically, interior logical
The variable setting of the diameter and/or length of road main body can refer to the diameter of tubular member in the prior art or length be variable sets
It sets.Change the diameter and/or length of internal channel main body for example, by using segmentation casing or the mode of threaded connection.
Preferably, seal member includes instrument seal and seals, and instrument seal is located in seals
Side.The leakproofness after instrument enters can be increased in this way.
Preferably, instrument seal is back taper, and instrument seal is made of elastic material, and instrument seal, which is equipped with, to be added
Strengthening tendons, instrument seal bottom offer the opening passed through for instrument, and seals are Non-return air valve.Such setting,
So that seals may make gas only import but no export by the effect of Non-return air valve, and instrument is close when not having instrument merging
The setting of sealing can be adjacent to around instrument after instrument merging, in the case where failure of check valve, increase the air-tightness of device.
Preferably, instrument channel tube body includes support base, socket outer ring and interior pressing sleeve, between support base and seals
Equipped with sealing ring；Socket outer ring is set in the periphery of support base, and socket outer ring is wholely set with instrument seal, be socketed outer ring and
Instrument seal junction is equipped with card slot, and sealing element guard member is fixed by card slot, and internal pressure is set on socket outer ring and gas
Between sealing element.Such setting is such so that the interrelated cooperation of each component, ensure that the integrality and reliability of device
Setting is also possible to prevent the case where omitting part in assembly.
Preferably, sealing element guard member bottom is equipped with multiple elastic block pieces.It is excessive to prevent instrument seal from generating
Deformation.
Preferably, external channel components further include air inlet pipeline, outlet pipe and pneumatic filter, air inlet pipeline and outlet
Pipeline is connected to built-in channel component respectively, and pneumatic filter is connected on air inlet pipeline.To which further filtering enters human body
Interior gas.
The scope of the utility model, however it is not limited to technical solution made of the specific combination of above-mentioned technical characteristic, while
The other technical solutions for being carried out any combination by above-mentioned technical characteristic or its equivalent feature and being formed should be covered.Such as features described above
The technical solution that with (but being not limited to) disclosed herein there is the technical characteristic of similar functions to be replaced mutually and formed
Deng.
Since above-mentioned technical proposal is used, the utility model has the advantage that the utility model compared with prior art
By being redesigned to the lane device of operation, so that the lane device is applicable in for per anum Minimally Invasive Surgery, channel
Structure setting be adapted to narrow and longer anal intestine, reduce the injury to human body, increase surgical procedure space, and protect
The safety of the lane device is demonstrate,proved.
Detailed description of the invention
Attached drawing 1 is the schematic diagram of the laparoscope Multichannel device of the prior art；
Attached drawing 2 is the schematic perspective view of the utility model embodiment；
Attached drawing 3 is the top view of the utility model embodiment；
Attached drawing 4 is the cross-sectional view in the direction A-A in Fig. 3；
Attached drawing 5 is the top view of instrument channel component in the utility model embodiment；
Attached drawing 6 is the cross-sectional view in the direction instrument channel B-B in Fig. 5；
Attached drawing 7 is the structural schematic diagram of instrument seal；
Attached drawing 8 is the structural schematic diagram of seals.
Specific embodiment
The utility model is described in more detail with specific embodiment with reference to the accompanying drawing.
As shown in Fig. 2, a kind of lane device for per anum Minimally Invasive Surgery has for being passed through having for instrument
The external channel components 10 in multiple channels, and for filling in the intracorporal built-in channel component 20 of human body, attached drawing 3 gives the reality
Apply the top view of example.Cutting is carried out along the direction A-A, cross-section front view as shown in Fig. 4 can be obtained.In conjunction with Fig. 2 to Fig. 4 institute
Show, external channel components 10 further include air inlet pipeline 31 and outlet pipe 32, air inlet pipeline 31 and outlet pipe 32 and built-in logical
Road component 20 is connected to.Pneumatic filter 30 is connected on air inlet pipeline 31.External channel components 10 include 4 instrument channel components
11 include first port 21, internal channel main body 22, second port 23, first end with connection cover 12, built-in channel component 20
Mouth 21 is set to internal channel main body 22 close to one end of connection cover 12, and second port 23 is set to internal channel main body far from connection cover
One end of component 12.The material of internal channel main body 22 is elastic material, therefore can be returned automatically after compression is intracavitary into human body
Bullet, and do not need to use auxiliary tool as traditional mode to strut internal channel main body 22, to reduce operation
Risk, and ensure that the original shape in channel.Specifically, the material of internal channel main body 22 is chosen as elastic polymer material,
Including but not limited to natural rubber (NR), butadiene rubber (BR), butadiene-styrene rubber (SBR) etc..
Be up-narrow and down-wide cone-shaped component by internal channel main body 22 known to Fig. 2 or Fig. 4, outer diameter from first port 21 to
Second port 23 becomes larger, and in the present embodiment, which is linear change, but is also not limited to linear change, can be
Any variation pattern for adapting to body cavity inner tissue shape.Specifically, we define angle changing α be and internal channel body outer surface
The angle that tangent plane and internal channel main center axis are formed, angle change range is in 0 α≤30 ° <, specifically, it has
α specifically can be 2 ° or 3 ° or 5 ° or 10 ° or 15 ° or 20 ° in body embodiment.
In order to realize the connection of external channel components 10 and built-in channel component 20, first port 21 is buckled equipped with internal channel
24, it includes connection cover latch that internal channel buckle 24, which is equipped with gasket 25 for further increasing air-tightness, connection cover 12,
13, gasket block 14；As shown in figure 4, connecting cover latch 13 when external channel components 10 and built-in channel component 20 connect
In 24 lower section of internal channel buckle, gasket 25 is in elastic deformation and is bonded with gasket block 14, due to gasket 25
Deformation fitting, therefore enough frictional force is generated between gasket 25 and gasket block 14, it is external logical so as to prevent
Road component 10 is relatively rotated relative to built-in channel component 20.In addition, doctor needs to adjust external channel group when in surgical procedure
When 20 angle of part, need further to adjust the relative angle of external channel components 10 and built-in channel component 20, it is therefore desirable to subtract
Frictional force between small gasket 25 and gasket block 14, when external channel components 10 and built-in channel component 20 are in internal channel
When being relatively distant from the axial direction of main body 22, the elastic deformation amount of gasket 25 can be reduced, to reduce gasket 25 and close
Frictional force between packing block 14, so that external channel components 10 and built-in channel component 20 be easily with respect to rotation, for reality
Connection 13 material of cover latch in the present embodiment, is selected as deformably resilient material, specifically may be used by both existing axial relative displacement
It is selected as the material that macromolecular material or steel disc etc. are deformable and can restore on condition that an external force is not applied.In addition
, other than the setting of the present embodiment, the utility model can also be set using between connection cover latch 13 and internal channel buckle 24
The elastomeric element of elastic material production realizes the function, and specific elastic material can be, but not limited to, spring, rubber pad.Separately
Outside, relative displacement is realized in manual operation for convenience, is additionally provided with pressing component 26 in interior channel body 22, facilitates operator real
Now pressing displacement.
Due to the difference of the anal intestine specific size between each sufferer, the diameter and/or length of internal channel main body 22
Degree is variable, is suitable for different patients.Specifically, the setting that the diameter of internal channel main body 22 and/or length can be changed can refer to existing
There is the setting that the diameter of tubular member or length can be changed in technology.For example, by using segmentation casing or threaded connection mode or its
His any deformable mode changes the diameter and/or length of internal channel main body 22.In the present embodiment, 22 material of internal channel main body
Material is chosen as electroactive polymer can be changed come the diameter for realizing internal channel main body 22 and/or length.
Fig. 5 is the top view of instrument channel component 11, and Fig. 6 is sectional view of the Fig. 5 on the direction B-B, it will be appreciated from fig. 6 that device
Tool channel components 11 include instrument channel tube body and seal member.Specifically, seal member includes instrument seal 15 and gas
Sealing element 16, instrument seal 15 are located at 16 top of seals.As shown in fig. 7, instrument seal is back taper, instrument is close
Sealing 15 is made of elastic material, and surface is equipped with reinforcing rib, and bottom offers the opening passed through for instrument, can make instrument
Instrument is tightened after insertion prevents gas leakage；As shown in figure 8, seals 16 are Non-return air valve, such setting, so that when not having
When instrument is placed in, seals 16 may make gas only import but no export by the effect of Non-return air valve, and instrument seal 15
Setting can be adjacent to around instrument after instrument merging, in the case where failure of check valve, increase the air-tightness of device.
Further, instrument channel tube body includes support base 111, socket outer ring 112 and interior pressing sleeve 113, support base 111 with
Sealing ring 17 is equipped between seals 16；Socket outer ring 112 is set in the periphery of support base 111, is socketed outer ring 112 and device
Tool sealing element 15 is wholely set, and socket outer ring 112 and 15 junction of instrument seal are equipped with card slot, and sealing element guard member 18 passes through
Card slot is fixed, and the interior setting of pressing sleeve 113 is between socket outer ring 112 and seals 16.The utility model passes through all parts
Between close connection, to ensure that the structural stability of instrument channel components interior, all parts mutual cooperation be ensure that
The air-tightness of entire lane device, and if missing some part accidentally in assembly, which can not also carry out
Assembling improves the reliability of assembly so as to prevent from omitting components.18 bottom of sealing element guard member is equipped with multiple elasticity
Baffle then can help instrument seal 15 to reset in the case where 15 flexible deformation of instrument seal excessive from deviating from the position.
As described above, we are illustrated fully according to the objective of the utility model, but the utility model not limits to
In above-described embodiment and implementation method.The range that the practitioner of correlative technology field can permit in the technical idea of the utility model
It is interior to carry out different variation and implementation.
Claims (12)
1. a kind of lane device for per anum Minimally Invasive Surgery, including external channel components, built-in channel component, feature exist
In: the external channel components include instrument channel component and connection cover, and the instrument channel component includes instrument channel
Tube body and be located at the intracorporal seal member of instrument channel pipe, the instrument channel component be 2 or more；The built-in channel
Component includes first port, internal channel main body, second port, and the first port is set to internal channel main body close to the connection cover
One end of component, the second port are set to the one end of the internal channel main body far from the connection cover；The internal channel
The material of main body is elastic material, and the outer diameter of the internal channel main body is gradually become from the first port to the second port
Greatly.
2. the lane device according to claim 1 for per anum Minimally Invasive Surgery, it is characterised in that: set with it is described interior logical
The angle that the tangent plane of road body outer surface and internal channel main center axis are formed is α, wherein 0 α≤30 ° <.
3. the lane device according to claim 2 for per anum Minimally Invasive Surgery, it is characterised in that: the α be 2 ° or
3 ° or 5 ° or 10 ° or 15 ° or 20 °.
4. the lane device according to claim 1 for per anum Minimally Invasive Surgery, it is characterised in that: the first port
It is buckled equipped with internal channel, the internal channel buckle is equipped with gasket；The connection cover includes connection cover latch, gasket
Block, when the external channel components are connected with the built-in channel component, the connection cover latch is located under internal channel buckle
Side, gasket are in elastic deformation and are bonded with the gasket block.
5. the lane device according to claim 4 for per anum Minimally Invasive Surgery, it is characterised in that: the connection cover card
Button is made of elastic deformable material, so that the axis of built-in channel component and external channel components in the internal channel main body
It can be relatively moved on direction.
6. the lane device according to claim 4 for per anum Minimally Invasive Surgery, it is characterised in that: the connection cover card
It is equipped with elastically deformable component between button and internal channel buckle, so that built-in channel component and external channel components exist
It can be relatively moved on the axial direction of the internal channel main body.
7. the lane device according to any one of claim 1 to 6 for per anum Minimally Invasive Surgery, it is characterised in that:
The diameter of the internal channel main body and/or adjustable in length it is arranged.
8. the lane device according to any one of claim 1 to 6 for per anum Minimally Invasive Surgery, it is characterised in that:
The seal member includes instrument seal and seals, and the instrument seal is located above the seals.
9. the lane device according to claim 8 for per anum Minimally Invasive Surgery, it is characterised in that: the instrument seal
Part is back taper, and the instrument seal is made of elastic material, and the instrument seal is equipped with reinforcing rib, and the instrument is close
Sealing bottom offers the opening passed through for instrument, and the seals are Non-return air valve.
10. the lane device according to claim 9 for per anum Minimally Invasive Surgery, it is characterised in that: the instrument is logical
Road tube body includes support base, socket outer ring and interior pressing sleeve, and sealing ring is equipped between the support base and the seals；Institute
The periphery that socket outer ring is set in the support base is stated, the socket outer ring is wholely set with the instrument seal, the set
It connects outer ring and the instrument seal junction is equipped with card slot, sealing element guard member is fixed by the card slot, the interior pressing sleeve
It is arranged between the socket outer ring and the seals.
11. the lane device according to claim 10 for per anum Minimally Invasive Surgery, it is characterised in that: the sealing element
Guard member bottom is equipped with multiple elastic block pieces.
12. the lane device according to any one of claim 1 to 6 for per anum Minimally Invasive Surgery, it is characterised in that:
The external channel components further include air inlet pipeline, outlet pipe and pneumatic filter, and the air inlet pipeline and outlet pipe divide
It is not connected to the built-in channel component, the pneumatic filter is connected on the air inlet pipeline.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810440769 | 2018-05-10 | ||
| CN2018104407693 | 2018-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209004079U true CN209004079U (en) | 2019-06-21 |
Family
ID=64324193
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811071416.7A Active CN108852436B (en) | 2018-05-10 | 2018-09-14 | Channel device for transanal minimally invasive surgery |
| CN201821501715.5U Withdrawn - After Issue CN209004079U (en) | 2018-05-10 | 2018-09-14 | A kind of lane device for per anum Minimally Invasive Surgery |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811071416.7A Active CN108852436B (en) | 2018-05-10 | 2018-09-14 | Channel device for transanal minimally invasive surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108852436B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108852436B (en) * | 2018-05-10 | 2023-10-13 | 苏州法兰克曼医疗器械有限公司 | Channel device for transanal minimally invasive surgery |
| CN109770967B (en) * | 2019-01-25 | 2020-07-31 | 中国人民解放军陆军特色医学中心 | Robot transanal platform |
| CN112869788B (en) * | 2021-02-15 | 2022-02-11 | 苏州法兰克曼医疗器械有限公司 | Operation channel convenient to angle regulation and convenient to fix |
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| CN206924091U (en) * | 2016-12-05 | 2018-01-26 | 广州迪克医疗器械有限公司 | Wound protector with chest compression function |
| CN207152631U (en) * | 2017-01-23 | 2018-03-30 | 施爱德（厦门）医疗器材有限公司 | Small resistance sealing ring |
| CN107049382B (en) * | 2017-06-12 | 2019-12-17 | 常州艾隆精密机械有限公司 | Flexible-rotation reliable-sealing assembly for abdominal cavity puncture outfit |
| CN107348998A (en) * | 2017-07-14 | 2017-11-17 | 苏州朗特斯医疗科技有限公司 | A kind of fish-eye type single-hole multi-passage puncture outfit |
| CN108852436B (en) * | 2018-05-10 | 2023-10-13 | 苏州法兰克曼医疗器械有限公司 | Channel device for transanal minimally invasive surgery |
-
2018
- 2018-09-14 CN CN201811071416.7A patent/CN108852436B/en active Active
- 2018-09-14 CN CN201821501715.5U patent/CN209004079U/en not_active Withdrawn - After Issue
Also Published As
| Publication number | Publication date |
|---|---|
| CN108852436B (en) | 2023-10-13 |
| CN108852436A (en) | 2018-11-23 |
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