CN107260241A - Wound negative pressure pairing device - Google Patents
Wound negative pressure pairing device Download PDFInfo
- Publication number
- CN107260241A CN107260241A CN201610715802.XA CN201610715802A CN107260241A CN 107260241 A CN107260241 A CN 107260241A CN 201610715802 A CN201610715802 A CN 201610715802A CN 107260241 A CN107260241 A CN 107260241A
- Authority
- CN
- China
- Prior art keywords
- wound
- band
- closing device
- open
- connect band
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/08—Wound clamps or clips, i.e. not or only partly penetrating the tissue ; Devices for bringing together the edges of a wound
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/08—Wound clamps or clips, i.e. not or only partly penetrating the tissue ; Devices for bringing together the edges of a wound
- A61B17/085—Wound clamps or clips, i.e. not or only partly penetrating the tissue ; Devices for bringing together the edges of a wound with adhesive layer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/08—Wound clamps or clips, i.e. not or only partly penetrating the tissue ; Devices for bringing together the edges of a wound
- A61B2017/081—Tissue approximator
Abstract
The present invention relates to a kind of utilization vacuum suction pairing skin wounds and the surgical medical equipment of drainage exudate.Including one can nationality by annular mouth along with the closed open-top receptacle for combining to form a closure cavity of wound circumferential surface tissue, the surface textures of wound both sides of the edge can be caused mutually to be kept to merging by the deformation of open-top receptacle when the open-top receptacle forms negative pressure under external factor effect.It can not provide and automatically adjust, the problem of skin histology is to resultant pressure during the Wound healing of dynamically adapting which solves existing Wound closing device, blood or tissue that Wound healing initial stage may be more can also be removed in time and is oozed out.
Description
Technical field
This patent is related to a kind of utilization vacuum suction pairing skin wounds and helps the surgery of exudate in drainage wound to cure
Treat apparatus.
Background technology
Traditional wound closure means are operation stitchings, substitute the conveniently stitching devices of operation stitching including various
Wound clip and anastomosis staple such as, US4535772, wound slide fastener and similar device at present with convenient and swift and minimally invasive feature are just
Come into operation more and more, such as United States Patent (USP) US3516409 and US2013/0066365A1.Some Wound closing devices are also
With clossing pressure adjustment structure, such as US2004/0267309, CN104023648A and CN104755033A.
Using slide fastener class Wound closing device when influence skin wounds healing rate and scar formation degree remove body
Outside matter and local tissue damage factor, in skin edge pairing pressure size and wound foreign matter retain be most significant item.Wound
Mouth foreign matter includes remained blood and excessive exudate.Mode is wrapped up relative to traditional suture, due to inconvenient in closing device
The absorbent-type dressing of large volume is placed, the absorption that slide fastener class Wound closing device locally oozes out has been short of.Due to wound degree
The traumatic inflammation differed has a process for developing into regression, and the requirement to pressure size is also dynamically to change
Journey, existing suture way and Wound closing device can not provide automatically adjust dynamic adaptation to resultant pressure.It is bright in inflammation
Apply the local blood supply of the excessive influence of pressure to local when aobvious, pressure, which reduces, during inflammatory resolution is easy to produce pairing gap.
The content of the invention
The vacuum suction pairing device being covered on wound is utilized while solving wound exudate the invention discloses a kind of
Discharge and pairing Pressure behaviour adjust the Wound closing device of two aspect problems.
Concrete technical scheme is：A kind of Wound closing device, including one can nationality by annular mouth along and table around wound
The closed elastic open-top receptacle for combining to form closure cavity of covering weave, it is characterized in that when the open-top receptacle is under external factor effect
The surface texture of wound both sides of the edge can be caused mutually to keep pairing to merging when forming negative pressure by the deformation of open-top receptacle
State.Negative pressure at wound can also promote the exudate in wound to discharge in time in itself.Described wound includes operative incision
And traumatic wounds.Described wound circumferential surface tissue includes the surface texture of skin, mucous membrane or intracorporeal organ, such as without special theory
Bright, " skin " or " skin histology " is also used to refer to generation " wound circumferential surface tissue " in text.Described external factor is included to holding
In device the suction of air and to container extruding make its produce elastic deformation.Described closure cavity is also referred to as suction cavity.It can adopt
The mode for increasing suction cavity volume with highly elastic material and with certain form causes suction cavity to keep negative pressure state for a long time, such as exists
The top of open-top receptacle sets the big cavity of a such as mushroom head.Also outside check valve can be set on the wall of suction cavity side,
For discharging possible leakage air manually before negative pressure is reduced to detrimental extent.
In view of being easy to cover wound Topical dressings, the Wound closing device can be specifically configured to：Including can be with
First edge of wound skin firmly the first connect band of closed combination, can firmly closed combination second be connected with the second edge of wound skin
Support band between band, the first connect band of connection and the second connect band, above-mentioned 3 part airtight connections surround one one jointly
The long and narrow cavity that face is opened is referred to as suction cavity.First connect band, the connection of the second connect band two ends, their free edge, which is constituted, to be opened
Cavity wall annular mouth edge.One suction port for being used to connect suction device such as negative pressure bottle is set on the wall of suction cavity.When
Suction cavity be in negative pressure state when the first connect band and the second connect band free edge center section can atmospheric pressure effect under phase
Mutually draw close so that the skin of the first edge of wound and the second edge of wound tends to mutually combine closely.Here wound include operative incision and
Trauma wounds.Be generally more appropriate for deep tissue sutured or natively it is shallower without deep suture wound.Here first
Edge of wound and the second edge of wound refer to the edge of wound both sides.Here transverse direction refers to parallel with skin surface and vertical with wound trend
Direction, longitudinally refer to move towards identical direction with wound.Wound can be straight line or curve.Here " soft "
According to lip of its hardness of medical practices referring generally to people, the forehead or nail of the hardness of " hard " referring generally to people.
The Wound closing device can use medical grade silicon rubber or soft medical plastics, the first connect band, the second connect band
Free edge sets the soft striated sucker structure with sides aligned parallel, supports band can be used can keep shape in negative pressure state
The bow-shaped structural protruded to intracavitary.Positioned at the connect band class hinge arrangement relatively thin with supporting the setting of the band place of dividing a word with a hyphen at the end of a line
Above-mentioned Wound closing device can be arranged to be collectively constituted by soft seal structure and rigid support structure, soft close
Seal structure constitutes the complete wall of suction cavity device, and totally covering supports that sucker is with outer portion at band and two connect bands to supporting construction
Outer surface is simultaneously closely connected with sealing structure, is located at connect band with supporting the band place of dividing a word with a hyphen at the end of a line to set hinge arrangement in support structure.Institute
The overall covering of meaning is to be not necessarily continuous curved surface based on supporting construction, there may be unlapped exposed gap.
It is can adapt in order that obtaining Wound closing device in the shaped form wound of each direction in space and at turning joint
Deformation wound, supporting construction can be arranged to it is a series of itself only part connection or completely unconnected horizontal shaped like narrow
Structure.
Consider so that connect band keeps larger wound skin closure power and prevents wound skin edge transition from turning up, can be with
The horizontal section of Wound closing device is arranged to " M " shape.
In order to mitigate the tension force of edge of wound skin, and the wound active force that has an accident is avoided to be born beyond vacuum force maximum
Scope, the suction-operated that causes, which is lost, causes wound rupture of not healing completely, can the first connect band, the second connect band it is outer
Side sets the fastening that wound both sides skin can be made to keep tension-free state to subtract a device.
Fastening, which subtracts a device, can use " O " shape shaping hard fixing device, and shaping hard material therein can be with
Using plaster bandage, resin bandage or low temperature thermoplastic plate.Above material is frequently used for the moulding fixation of orthopaedics, department of plastic surgery.Fastening subtracts
Opening the bonding of device and skin can use with commonly using the noninvasive closing device identical binding material of wound, such as hydrogel at present.
Above-mentioned " O " shape shaping hard fixing device can also reach that skin subtracts with skin adhesive material combination exclusive use
Open and realize the effect of the accurate pairing of skin edge, available for it is narrow and shallow, damage is smaller, ooze out less wound closure.
Alternatively, fastening subtract a device could be arranged to respectively the first connect band, the second connect band it is outer
Side increases the first adhesive tape and the second adhesive tape, and the first adhesive tape and second bond and skin reliable bond, and are bonded first
Being set between band and the second adhesive tape across suction cavity can be with the pulling device of adjustment length, such as frenulum, hasp or screw rod.
, can in order to observe Wound closing device placement location and the observation wound closure pairing situation after vacuum suction is started
To support the middle setting transparent observing band of band.
In order to mitigate dipping of the wound exudate to edge of wound, porous material can be set in suction cavity, such as macromolecule is opened
Hole foam or sponge.
In order to wound formation moistening antibacterial healing interface, can be built into porous material medical honey liquid or its
It is conducive to the medical use liquid of Wound healing.
Some porous materials can also become relative transparent after fully being infiltrated by transparency liquid.
In order that obtain the medical use liquids such as honey keeps necessary concentration and new in the early stage in the case that wound has more ooze out
Suction port, can be arranged on one end of suction cavity by freshness, and medical use liquid injection can be connected by being set in the other end of suction cavity
The inlet of device such as automatic fine injection device.
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described.
Brief description of the drawings
Fig. 1 negative-pressure wound closing device prototype schematic perspective views, device is spun upside down.
Fig. 2 negative-pressure wound closing device prototype schematic perspective views, partly cut-away is covered on wound.
The three-dimensional appearance schematic diagram of the uniform material negative-pressure wound closing device of Fig. 3 elongates.
The longitudinally slit schematic perspective view of negative-pressure wound closing device shown in Fig. 4 Fig. 3.
Negative-pressure wound closing device shown in Fig. 5 Fig. 3 laterally cuts schematic perspective view.
The cross-sectional view of negative-pressure wound closing device shown in Fig. 6 Fig. 3.
Negative-pressure wound closing devices of Fig. 7 with shaped like narrow supporting construction and " O " shape shaping hard fixing device is three-dimensional
Schematic appearance.
The longitudinally slit schematic perspective view of negative-pressure wound closing device shown in Fig. 8 Fig. 7.
Fig. 9 Fig. 8 partial enlargements.
Negative-pressure wound closing device shown in Figure 10 Fig. 7 laterally cuts schematic perspective view.
" M " type cross section partial enlargement in Figure 11 Figure 10.
Negative-pressure wound closing device shown in Figure 12 Fig. 7 is used for three-dimensional appearance schematic diagram during curve wound.
Figure 13 fasten the three-dimensional appearance schematic diagram for the negative-pressure wound closing device for subtracting a device with adhesive tape.
The longitudinally slit schematic perspective view of negative-pressure wound closing device shown in Figure 14 Figure 13.
Figure 15 Figure 14 partial enlargements.
Negative-pressure wound closing device shown in Figure 16 Figure 13 laterally cuts schematic perspective view.
Negative-pressure wound closing device shown in Figure 17 Figure 13 subtracts in fastening laterally cuts schematic perspective view at a device.
Figure 18 Figure 17 partial enlargements.
The Clinical practice step schematic diagram of Figure 19 A-19F. negative-pressure wound closing devices.
Specific implementation
Embodiment 1
Negative-pressure wound closing device prototype, referring to accompanying drawing 1-2.
The Wound closing device is an open-top receptacle 01, is made up of silicon rubber or elastic plastic material, on annular mouth edge
Ring like suction disc 0111 is set at 011, the annular mouth of open-top receptacle 01 along 011 can with the closed combination of wound circumferential surface tissue,
Form closed cavity.After by external force extruding elastic deformation is occurred for the open-top receptacle, pressure is removed, forms negative in closed cavity
Pressure, deformation of the open-top receptacle under suction function can allow the surface texture of wound both sides of the edge mutually to keep pairing to merging
State.
Embodiment 2
The uniform material negative-pressure wound closing device of elongate, referring to accompanying drawing 3-6.
For the ease of wrapping up and ensuring intracavitary negative pressure state, the Wound closing device can be arranged to the shape of elongate
Shape, and connect vacuum suction source, such as negative pressure bottle or central negative-pressure pipeline.
Concrete scheme is：First connect band 111, the second connect band 112, support band 113, above-mentioned 3 part airtight connections
Suction cavity 110 is surrounded jointly, and the one end of suction cavity 110 sets suction port 114 in communication.Suction port 114 can be with attracting to fill
Put and (be not drawn into figure) connection.
The Wound closing device uses medical grade silicon rubber or soft medical plastics with certain support force, in the first connection
The ring edge that band, the second connect band two ends are connected and composed respectively sets the soft striped sucker structure 115 of band and sides aligned parallel.
In the first connect band 111, the second connect band 112 with supporting the place of dividing a word with a hyphen at the end of a line of band 113 to set relatively thin class hinge arrangement 116.
When suction cavity is in negative pressure state, the free edge of the first connect band 111 and the free edge of the second connect band 112 can be
Mutually drawn close under atmospheric pressure effect so that the skin of the first edge of wound and the second edge of wound tends to mutual close apposition and keeps pairing shape
State.
Embodiment 3
Negative-pressure wound closing device with shaped like narrow supporting construction He " O " shape shaping hard fixing device, referring to attached
Fig. 7-12.
Improved on the basis of embodiment 2.
The device is collectively constituted by sealing structure 21 and supporting construction 22.The covering of supporting construction 22 supports band 213, first to connect
Part of the connect band 212 of tape splicing 211 and second in addition to sucker 215 is simultaneously closely connected with sealing structure.
Sealing structure 21 is one and sentences the roughly the same shell shape open-top receptacle of outer thickness except sucker 215, with being covered in
The supporting construction 22 of outer layer is closely connected, and can be made of silicon rubber or elastomeric flexible plastics.
Supporting construction is arranged to a series of own partial connections (such as accompanying drawing 7-11) or is not connected to the horizontal stroke of (such as Figure 12) completely
To shaped like narrow structure 221.It is located at connect band 211,212 with supporting the place of dividing a word with a hyphen at the end of a line of band 213 to set hinge knot respectively in support structure
Structure 225.Supporting construction can be made of hard toughened plastic.
Wound closing device includes sealing structure 21 and the horizontal section of supporting construction 22 is arranged to " M " shape, and by
Between sunk part be arranged to transparent, including sealing structure oolemma 218 and supporting construction oolemma 228.
Suction port 214 is arranged on one end of suction cavity, and medical use liquid injection can be connected by being set in the other end of suction cavity
The inlet 217 of device such as automatic fine injection device (being not drawn into figure).
Being set at the first connect band, the outside of the second connect band and two ends can make wound both sides skin keep tension-free state
" O " shape fastening subtract a device 23.Fastening, which subtracts a device, to be made of shaping hard material, can be taut using gypsum
Band, resin bandage or low temperature thermoplastic plate, preferably low temperature thermoplastic plate.Fastening subtract between a device 23 and skin can use with it is current
The noninvasive closing device identical binding material of conventional wound such as hydrogel is bonded.
The use step and action principle of the device are referred to Figure 19 A-19E.Wherein 19A shows the wound before suture, 19B
Show the wound for completing deep layer and hypodermic layer suture, 19C shows the stickup wound of " O " shape shaping hard fixing device, and 19D, which shows, to be put
The wound of negative-pressure wound closing device main body is put, 19E shows that negative-pressure wound closing device has established negative pressure, edge of wound perfection pairing
And slightly turn up, 19F shows is filled with honey 24 in suction cavity.
Embodiment 4
Subtract the negative-pressure wound closing device of a device with adhesive tape and fastening.
Some changes are made on the basis of embodiment 3.First connect band, the outside of the second connect band and two ends are set
Wound both sides skin can be made to keep " O " shape fastening of tension-free state to subtract a device 23 be substituted for adhesive tape and strong pull dress
Put.
Technology concrete scheme is：In outside increase the first adhesive tape 331 and of the first connect band 311, the second connect band 312
Second adhesive tape 332, and can be with the rack 333 of adjustment length and lock 334 across suction cavity setting between two adhesive tapes.Tooth
Bar 333 and lock 334 are fixedly connected with the first adhesive tape 331 and the second adhesive tape 332 respectively.Tied in sealing structure 31 and support
The correspondence rack of structure 32 across position corresponding breach is set.
First adhesive tape and the second adhesive tape can be used bonds material with commonly using the noninvasive closing device identical of wound at present
Material and adhering skin.
The skill of following current Wound closing device relatively is embodied in technical scheme and specific embodiment
Art progress and beneficial effect：
Solve existing Wound closing device can not provide automatically adjust, skin group during the Wound healing of dynamically adapting
The problem of knitting to resultant pressure.
Wound healing possible more blood at initial stage can be removed in time or tissue oozes out.
It can also accomplish both to have ensured the accurate uniform of wound skin pairing, office in the case where edge of wound skin is present compared with hightension
Portion's blood supply fully, can guarantee that the reliability that pairing is fixed again.
It is adapted to the pairing for bending wound and the motion wound positioned at turning joint position.
Wound healing speed can be accelerated in medical use liquids such as wound local application honey, scar is reduced and formed.
It is easy to observe Wound healing situation in the case where not opening dressing.
In the case where zero accident infects, it is possible to achieve all need not more change dressings in the whole agglutination of wound.
Claims (10)
1. a kind of Wound closing device, including one can nationality by annular mouth along with wound circumferential surface tissue is closed combines to form
The elastic open-top receptacle of one closure cavity, it is characterized in that can when the open-top receptacle forms negative pressure under external factor effect
The surface texture for causing wound both sides of the edge by the deformation of open-top receptacle mutually keeps apposition to merging；Described wound
Including operative incision and traumatic wounds；Described wound circumferential surface tissue includes the surface of skin, mucous membrane or intracorporeal organ；Institute
The external factor stated includes the suction to the empty chamber air of closure and it is produced elastic deformation open-top receptacle extruding.
2. Wound closing device as claimed in claim 1, it is characterized in that include can be with the first edge of wound skin for described open-top receptacle
First connect band of firm closed combination, can with the second edge of wound skin firmly the second connect band of closed combination, be connected to the
Support band between one connect band and the second connect band, above-mentioned 3 part airtight connections surround the narrow of one side open jointly
Long cavity is referred to as suction cavity, and the first connect band, the connection of the second connect band two ends, their free edge constitute open cavity wall
Annular mouth edge, in annular mouth along the soft striated sucker structure set with sides aligned parallel, sets one on the wall of suction cavity
Connect the suction port of suction device；Described the first edge of wound and the second edge of wound refers to the skin edge of wound both sides.
3. Wound closing device as claimed in claim 2, it is characterized in that described open-top receptacle is arranged to by soft seal knot
Structure and rigid support structure are collectively constituted, and soft seal structure constitutes the complete wall of open-top receptacle, and totally covering is spacious for supporting construction
Mouth container is closely connected with the outer surface of outer portion and with sealing structure except sucker, is located at connect band with supporting band in support structure
Divide a word with a hyphen at the end of a line and locate to set hinge arrangement.
4. a series of Wound closing device as claimed in claim 3, it is characterized in that described supporting construction connects for own partials
Connect or complete unconnected transversely narrow band.
5. Wound closing device as claimed in claim 3, it is characterized in that the horizontal section of described open-top receptacle is arranged to " M "
Shape.
6. Wound closing device as claimed in claim 2, it is characterized in that on the outside of the first described connect band, the second connect band
The fastening that wound both sides skin can be made to keep tension-free state is set to subtract a device.
7. Wound closing device as claimed in claim 2, is used in the first connection it is characterized in that described fastening subtracts a device
" O " shape shaping hard fixing device that band, the outside of the second connect band and two ends can be bonded with wound circumferential surface tissue.
8. Wound closing device as claimed in claim 2, is adopted as including setting it is characterized in that described fastening subtracts a device
The first adhesive tape and second that can be bonded in the outside of the first connect band, the second connect band with wound circumferential surface tissue is bonded
Band, and the pulling device for being capable of adjustment length is set between the first adhesive tape and the second adhesive tape across open-top receptacle.
9. Wound closing device as claimed in claim 2, it is characterized in that setting a connection in one end of the wall in suction cavity
The suction port of suction device, the other end, which is set, can connect the inlet of medical use liquid injection device.
10. Wound closing device as claimed in claim 2, it is characterized in that transparent observing band can be set supporting that band is middle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610237282 | 2016-04-07 | ||
| CN2016102372826 | 2016-04-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107260241A true CN107260241A (en) | 2017-10-20 |
| CN107260241B CN107260241B (en) | 2020-06-23 |
Family
ID=60051967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610715802.XA Active CN107260241B (en) | 2016-04-07 | 2016-08-18 | Wound negative pressure involution device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107260241B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108523944A (en) * | 2018-04-28 | 2018-09-14 | 中国人民解放军第七五医院 | A kind of digestive endoscope is closed folder and its application method |
| WO2020186730A1 (en) * | 2019-03-19 | 2020-09-24 | 景润(上海)医疗器械有限公司 | Surgical assistance device for sutureless wound closure of skin wounds in deep fascia of limbs |
| EP3834746A4 (en) * | 2018-09-20 | 2022-01-05 | Shanghai Jinchen Medical & Pharmaceutical Technology Co., Ltd. | Wound closure device |
| RU2774327C1 (en) * | 2018-09-20 | 2022-06-17 | Шанхай Цзиньчэнь Медикал Энд Фармасьютикал Текнолоджи Ко., Лтд. | Apparatus for closing a wound |
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| CN104619359A (en) * | 2012-05-22 | 2015-05-13 | 史密夫及内修公开有限公司 | Wound closure device |
| CN104755033A (en) * | 2012-10-31 | 2015-07-01 | 奇普林医药公司 | Surgical incision and closure apparatus |
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| CN205107794U (en) * | 2015-10-19 | 2016-03-30 | 张新平 | Skin incision closure ware |
| CN105455861A (en) * | 2015-12-22 | 2016-04-06 | 常祺 | Annular skin stretching device |
| CN105596050A (en) * | 2016-01-28 | 2016-05-25 | 毫州市新健康科技有限公司 | Medical suture zipper |
| CN205322401U (en) * | 2015-12-15 | 2016-06-22 | 镇江恒生涓恩医疗器械有限公司 | No needle and line skin stapler is pasted to magic |
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| CN103140247A (en) * | 2010-07-13 | 2013-06-05 | 约瑟夫·傅立叶大学 | Device for controlling a blood flow produced in a hemorrhagic area |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108523944A (en) * | 2018-04-28 | 2018-09-14 | 中国人民解放军第七五医院 | A kind of digestive endoscope is closed folder and its application method |
| CN108523944B (en) * | 2018-04-28 | 2023-10-31 | 中国人民解放军第一七五医院 | Application method of digestive tract endoscope closing clamp |
| EP3834746A4 (en) * | 2018-09-20 | 2022-01-05 | Shanghai Jinchen Medical & Pharmaceutical Technology Co., Ltd. | Wound closure device |
| AU2019343653B2 (en) * | 2018-09-20 | 2022-06-02 | Shanghai Jinchen Medical & Pharmaceutical Technology Co., Ltd. | Wound closure apparatus |
| RU2774327C1 (en) * | 2018-09-20 | 2022-06-17 | Шанхай Цзиньчэнь Медикал Энд Фармасьютикал Текнолоджи Ко., Лтд. | Apparatus for closing a wound |
| WO2020186730A1 (en) * | 2019-03-19 | 2020-09-24 | 景润(上海)医疗器械有限公司 | Surgical assistance device for sutureless wound closure of skin wounds in deep fascia of limbs |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107260241B (en) | 2020-06-23 |
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