CN114469225B - Adjustable wound closing device after tracheotomy - Google Patents
Adjustable wound closing device after tracheotomy Download PDFInfo
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- CN114469225B CN114469225B CN202111604243.2A CN202111604243A CN114469225B CN 114469225 B CN114469225 B CN 114469225B CN 202111604243 A CN202111604243 A CN 202111604243A CN 114469225 B CN114469225 B CN 114469225B
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- flexible glue
- plate
- adjustable
- positioning
- soft rubber
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- 239000003292 glue Substances 0.000 claims abstract description 75
- 239000000853 adhesive Substances 0.000 claims abstract description 59
- 230000001070 adhesive effect Effects 0.000 claims abstract description 59
- 239000004677 Nylon Substances 0.000 claims abstract description 40
- 229920001778 nylon Polymers 0.000 claims abstract description 40
- 238000003825 pressing Methods 0.000 claims abstract description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 239000000741 silica gel Substances 0.000 claims description 13
- 229910002027 silica gel Inorganic materials 0.000 claims description 13
- 239000003814 drug Substances 0.000 claims description 10
- 210000005069 ears Anatomy 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000002788 crimping Methods 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 206010052428 Wound Diseases 0.000 abstract description 52
- 208000027418 Wounds and injury Diseases 0.000 abstract description 52
- 230000002980 postoperative effect Effects 0.000 abstract description 21
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000035876 healing Effects 0.000 abstract description 3
- 230000000007 visual effect Effects 0.000 description 18
- 238000002360 preparation method Methods 0.000 description 6
- 238000003475 lamination Methods 0.000 description 4
- 206010048038 Wound infection Diseases 0.000 description 3
- 230000029663 wound healing Effects 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012840 feeding operation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 208000032544 Cicatrix Diseases 0.000 description 1
- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 206010052390 Laryngeal dyspnoea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000037387 scars Effects 0.000 description 1
- 230000028327 secretion 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
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials For Medical Uses (AREA)
Abstract
The application discloses an adjustable wound closing device after tracheotomy, which comprises a first flexible glue positioning adhesive plate, wherein a multi-specification pressing plate is detachably clamped on the right side of the first flexible glue positioning adhesive plate, a second flexible glue positioning adhesive plate which has the same structure as the first flexible glue positioning adhesive plate is detachably clamped on the right end of the multi-specification pressing plate, and adjustable closing binding belts are fixedly arranged on the top surfaces of the first flexible glue positioning adhesive plate and the second flexible glue positioning adhesive plate. Above-mentioned scheme, flexible glue location glues board one and glues board two for detachable swing joint through two nylon bandages of two location cardboard cooperation and two adjustable buckles and flexible glue location glues board two, and flexible glue location glues board one and flexible glue location glues board two bond in the both sides of postoperative wound, fixes it through two adjustable buckles through pulling two nylon bandages, alright freely adjusts the tension size of postoperative wound, is favorable to the growth healing of postoperative wound, and adjustable buckle repeatedly opens and closes, has made things convenient for medical personnel to open the device and has observed wound growth condition.
Description
Technical Field
The application relates to the technical field of wound suturing after tracheotomy, in particular to an adjustable wound closing device after tracheotomy.
Background
The tracheotomy is a common operation for relieving dyspnea caused by laryngeal dyspnea, respiratory dysfunction or lower respiratory tract secretion retention, a postoperative wound can exist at the tracheal skin of the neck of a patient after the tracheotomy, the postoperative wound can be closed by extrusion of external force, a device special for closing the tracheal wound is lacking at present, clinical practice usually adopts a band-aid or adhesive tape to perform postoperative wound closing operation or adopts a wound suturing mode to perform wound closing operation, and adopts the band-aid or adhesive tape to perform postoperative wound closing operation, so that the repeated replacement is required by medical staff, wound infection is easy to be caused, and the workload of the medical staff is increased; the wound closing operation is carried out by adopting a wound suturing mode, so that on one hand, the pain of a patient is greatly enhanced, the patient needs to go to a hospital to take off stitches in the later period, on the other hand, the operation technology of doctors is quite dependent, the suturing is poor, the scars left in the later period are unsightly, and psychological burden is caused to the patient.
In order to solve the defects existing in the prior art, people have long explored and put forward various solutions: for example, a zip-type band-aid (201921238990.7) and a tracheotomy sealing patch (201620240603.3) disclosed in Chinese patent literature both realize the purpose of wound non-invasive suturing after operation, but the two devices are disposable, and can not be repeatedly opened under the condition of not damaging the devices so as to facilitate medical staff to observe the wound growth closing progress, and the wound is inconvenient to charge by the medical staff, so that the practicality is poor.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the application provides an adjustable post-tracheotomy wound closing device, so as to solve the problems that the existing post-tracheotomy wound closing device is disposable, can not be repeatedly opened under the condition of not damaging the device, so that medical staff can observe the progress of wound growth closing, and the medical staff is inconvenient to apply medicines to wounds.
In order to solve the technical problems, the application provides the following technical scheme:
the utility model provides an adjustable tracheotomy wound closing device, includes flexible glue location gluey board one, flexible glue location gluey board one's right side detachable joint has many specifications pressure-sensitive plate, many specifications pressure-sensitive plate's right-hand member detachable joint has the flexible glue location gluey board two that is the same structure with flexible glue location gluey board one, flexible glue location gluey board one and flexible glue location gluey board two's top surface fixed mounting have adjustable closure bandage;
the first soft rubber positioning adhesive plate comprises a soft rubber positioning adhesive sheet, the bottom surfaces of two supporting legs on the outer side of the soft rubber positioning adhesive sheet are coated with adhesive sheets I, a buckling clamping groove is formed in the middle of the bottom surface on the inner side of the soft rubber positioning adhesive sheet, and two corners of the bottom surface on the inner side are coated with adhesive sheets II positioned on two sides of the buckling clamping groove;
the multi-specification pressing plate comprises a multi-specification soft rubber pressing frame, buckling side lugs are integrally formed on the left side and the right side of the multi-specification soft rubber pressing frame, and a visible detachable cover plate is detachably arranged in the middle of the multi-specification soft rubber pressing frame;
the adjustable closing bandage comprises a positioning clamping plate, one side of the positioning clamping plate is fixedly provided with a nylon bandage, and the movable end of the nylon bandage is detachably clamped with an adjustable buckle.
The two locating clamping plates, the two nylon binding bands and the two adjustable buckles are respectively fixedly installed on the first soft rubber locating adhesive plate and the second soft rubber locating adhesive plate, the two locating clamping plates are distributed side by side, the two nylon binding bands and the two adjustable buckles are detachably connected, and the first soft rubber locating adhesive plate is detachably movably connected with the second soft rubber locating adhesive plate through the two nylon binding bands and the two adjustable buckles.
The adjustable buckle comprises a buckle seat, positioning side plates which are symmetrically arranged are integrally formed on two sides of the top surface of the buckle seat, a turning buckle plate is movably mounted on the middle part of the top surface of the buckle seat through two positioning side plates, and a barb buckle plate which is hooked with the nylon binding belt is fixedly mounted on the middle part of the bottom surface of the turning buckle plate.
The locating clamping plate and the adjustable buckle are hard PP plastic members, the nylon strap is woven by nylon tows and non-woven cotton yarns, and the nylon strap is integrally paved and unfolded to be in an isosceles trapezoid shape.
The medical soft silica gel pressing frame and the buckling side ears are made of medical soft silica gel, and the medicine applying area which is in seamless clamping connection with the visible detachable cover plate is arranged in the middle of the multi-specification soft silica gel pressing frame.
The visual easy-to-detach cover plate is detachably arranged between the first soft rubber positioning adhesive plate and the second soft rubber positioning adhesive plate through the cooperation of the multi-specification soft rubber pressing frame and the two buckling side lugs.
Wherein, the visual easy-to-detach cover plate is made of medical transparent silica gel plate.
Compared with the prior art, the technical scheme at least has the following beneficial effects:
in the above-mentioned scheme, soft rubber location glues board one and glues board two for split swing joint through two nylon bandages of two location cardboard cooperation and two adjustable buckles and soft rubber location glues board two, and soft rubber location glues board one and soft rubber location glues board two and bond in the both sides of postoperative wound, fixes it through two adjustable buckles through pulling two nylon bandages, alright freely adjusts the tension size of postoperative wound, lets the wound independently close, is favorable to the growth healing of postoperative wound, and adjustable buckle repeatedly opens and closes, has made things convenient for medical personnel to open the device and has observed wound growth condition, has improved the practicality of device.
Simultaneously, visual just tear open apron covers in the postoperative wound department between flexible glue location bonding board one and flexible glue location bonding board two through many specifications flexible glue pressfitting frame cooperation withhold the side ear, many specifications flexible glue pressfitting frame and withhold the side ear and all adopt medical soft silica gel preparation to form, the medicine application district with the seamless joint of visual just tear open apron has been seted up at the middle part of many specifications flexible glue pressfitting frame, visual just tear open the apron adoption medical transparent silica gel plate preparation to form, the pressfitting guard shield that constitutes through visual just tear open apron cooperation many specifications flexible glue pressfitting frame covers the postoperative wound, both avoided the wound to infect, also made things convenient for medical staff to observe wound healing state, and visual just tear open the setting of apron, made things convenient for medical staff to carry out wound medicine feeding operation, the practicality of device has been improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic view of an adjustable closure strap of the present application;
FIG. 3 is a schematic view of a nylon strap of the present application;
FIG. 4 is a schematic view of an adjustable buckle according to the present application;
FIG. 5 is a schematic view of a positioning adhesive sheet of the present application;
fig. 6 is a schematic diagram of a multi-specification lamination structure according to the present application.
[ reference numerals ]
1. Positioning a first adhesive plate by using soft rubber; 2. a multi-specification laminated board; 3. positioning a second adhesive plate by using soft rubber; 4. an adjustable closure strap; 11. a flexible adhesive positioning patch; 12. a first adhesive sheet; 13. a buckling clamping groove; 14. a second adhesive sheet; 21. a multi-specification soft rubber pressing frame; 22. buckling the side ears; 23. visual easy-to-detach cover plate; 41. positioning a clamping plate; 42. nylon tie; 43. an adjustable buckle; 431. a buckling seat; 432. positioning a side plate; 433. flipping the buckle plate; 434. the barb buckle plate.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 6, an embodiment of the present application provides an adjustable post-tracheotomy wound sealing device, which includes a flexible glue positioning adhesive plate 1, a multi-specification pressing plate 2 detachably clamped on the right side of the flexible glue positioning adhesive plate 1, a flexible glue positioning adhesive plate two 3 having the same structure as the flexible glue positioning adhesive plate 1 and detachably clamped on the right end of the multi-specification pressing plate 2, and adjustable closing straps 4 fixedly installed on top surfaces of the flexible glue positioning adhesive plate 1 and the flexible glue positioning adhesive plate two 3.
The first flexible glue positioning adhesive plate 1 comprises a first flexible glue positioning adhesive sheet 11, the bottom surfaces of two supporting legs on the outer side of the first flexible glue positioning adhesive sheet 11 are coated with a first adhesive sheet 12, a fastening clamping groove 13 is formed in the middle of the bottom surface on the inner side of the first flexible glue positioning adhesive sheet 11, and two corners of the bottom surface on the inner side are coated with second adhesive sheets 14 positioned on two sides of the fastening clamping groove 13.
The multi-specification laminated board 2 comprises a multi-specification soft rubber lamination frame 21, buckling side lugs 22 are integrally formed on the left side and the right side of the multi-specification soft rubber lamination frame 21, and a visible easy-to-detach cover plate 23 is detachably arranged in the middle of the multi-specification soft rubber lamination frame 21.
The adjustable closing strap 4 comprises a positioning clamping plate 41, one side of the positioning clamping plate 41 is fixedly provided with a nylon strap 42, and the movable end of the nylon strap 42 is detachably clamped with an adjustable buckle 43.
As shown in fig. 2 to 4, the number of the positioning clamping plates 41, the nylon binding belts 42 and the adjustable buckles 43 is two, the two positioning clamping plates 41 and the two nylon binding belts 42 are respectively and fixedly installed on the top surfaces of the first soft rubber positioning adhesive plate 1 and the second soft rubber positioning adhesive plate 3 in parallel, the two positioning clamping plates 41 are respectively and detachably connected with the two adjustable buckles 43 through the two nylon binding belts 42, and the first soft rubber positioning adhesive plate 1 is in detachable movable connection with the second soft rubber positioning adhesive plate 3 through the two positioning clamping plates 41, the two nylon binding belts 42 and the two adjustable buckles 43; the adjustable buckle 43 comprises a buckle seat 431, wherein two sides of the top surface of the buckle seat 431 are integrally provided with symmetrically arranged positioning side plates 432, the middle part of the top surface of the buckle seat 431 is movably provided with a turning buckle 433 through the two positioning side plates 432, and the middle part of the bottom surface of the turning buckle 433 is fixedly provided with a barb buckle 434 which is hooked with the nylon bandage 42; the positioning clamping plate 41 and the adjustable buckle 43 are both hard PP plastic members, the nylon binding belt 42 is woven by nylon tows mixed with non-woven cotton yarns, and the nylon binding belt 42 is integrally paved and unfolded to be in an isosceles trapezoid shape.
Specifically, flexible glue location bonding board 1 is detachable swing joint through two nylon bandage 42 and two adjustable buckle 43 and flexible glue location bonding board two 3 of two location cardboard 41 cooperation, flexible glue location bonding board 1 and flexible glue location bonding board two 3 bond respectively in the both sides of postoperative wound, through pulling two nylon bandage 42 and fix it through two adjustable buckle 43, alright freely adjust the tension size of postoperative wound, let the wound independently close, be favorable to the growth healing of postoperative wound, and adjustable buckle 43 can repeatedly open and close, make things convenient for medical personnel to open the device and observe wound growth condition, the practicality of device has been improved.
As shown in fig. 6, the multi-specification soft adhesive pressing frame 21 and the buckling and pressing side ears 22 are made of medical soft silica gel, a medicine application area seamlessly clamped with the visible detachable cover plate 23 is formed in the middle of the multi-specification soft adhesive pressing frame 21, the visible detachable cover plate 23 is detachably mounted between the soft adhesive positioning adhesive plate 1 and the soft adhesive positioning adhesive plate 3 through the cooperation of the multi-specification soft adhesive pressing frame 21 and the two buckling and pressing side ears 22, and the visible detachable cover plate 23 is made of a medical transparent silica gel plate.
Specifically, visual just, tear open apron 23 covers in the postoperative wound department between flexible glue location bonding board 1 and flexible glue location bonding board two 3 through many specifications flexible glue pressfitting frame 21 cooperation two withholds side ear 22, many specifications flexible glue pressfitting frame 21 and withhold side ear 22 and all adopt medical soft silica gel preparation to form, the medicine application district with visual just tear open apron 23 seamless joint has been seted up at the middle part of flexible glue pressfitting frame 21, visual just tear open apron 23 adopts medical transparent silica gel plate preparation to form, it covers the postoperative wound through the pressfitting guard shield that visual just tear open apron 23 cooperatees the flexible glue pressfitting frame 21 of many specifications to constitute, both avoided wound infection, also made things convenient for medical staff to observe wound healing state, and visual just tear open apron 23's setting has made things convenient for medical staff to carry out wound medicine application operation, the practicality of device has been improved.
The working process of the application is as follows:
the first flexible glue positioning adhesive plate 1 is in detachable movable connection with the second flexible glue positioning adhesive plate 3 through the cooperation of the two nylon binding plates 42 and the two adjustable buckles 43, the first flexible glue positioning adhesive plate 1 and the second flexible glue positioning adhesive plate 3 are respectively adhered to the two sides of a postoperative wound, the tension of the postoperative wound can be freely adjusted by pulling the two nylon binding plates 42 and fixing the two nylon binding plates through the two adjustable buckles 43, the wound is automatically closed, the wound is healed, the wound can be healed after the operation, the adjustable buckles 43 can be repeatedly opened and closed, the wound growth condition can be conveniently observed by medical staff opening the device, and the practicality of the device is improved.
The visual just tear open apron 23 covers in the postoperative wound department between flexible glue location bonding board 1 and flexible glue location bonding board two 3 through many specifications flexible glue pressfitting frame 21 cooperation two withholds the side ear 22, many specifications flexible glue pressfitting frame 21 and withhold the side ear 22 and all adopt medical soft silica gel preparation to form, the medicine application district with visual just tear open apron 23 seamless joint has been seted up at the middle part of many specifications flexible glue pressfitting frame 21, visual just tear open apron 23 adopts medical transparent silica gel plate preparation to form, cover the postoperative wound through visual just tear open apron 23 cooperation many specifications flexible glue pressfitting frame 21 constitution's pressfitting guard shield, both avoided wound infection, also made things convenient for medical staff to observe wound healing state, and visual just tear open apron 23's setting has made things convenient for medical staff to carry out wound medicine feeding operation, the practicality of device has been improved.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the application are intended to be included within the scope of the application.
Claims (3)
1. The utility model provides an adjustable tracheotomy wound closing device, includes flexible glue location glues board one, its characterized in that, flexible glue location glues board one's right side detachable joint has many specifications pressure-sensitive adhesive plate, many specifications pressure-sensitive adhesive plate's right-hand member detachable joint has the flexible glue location glues board two of being the same structure with flexible glue location glues board one, flexible glue location glues board one and flexible glue location glues the top surface of board two and all installs adjustable closure bandage fixedly;
the first soft rubber positioning adhesive plate comprises a soft rubber positioning adhesive sheet, the bottom surfaces of two supporting legs on the outer side of the soft rubber positioning adhesive sheet are coated with adhesive sheets I, a buckling clamping groove is formed in the middle of the bottom surface on the inner side of the soft rubber positioning adhesive sheet, and two corners of the bottom surface on the inner side are coated with adhesive sheets II positioned on two sides of the buckling clamping groove;
the multi-specification pressing plate comprises a multi-specification soft rubber pressing frame, buckling side lugs are integrally formed on the left side and the right side of the multi-specification soft rubber pressing frame, and a visible detachable cover plate is detachably arranged in the middle of the multi-specification soft rubber pressing frame;
the adjustable closing strap comprises a positioning clamping plate, one side of the positioning clamping plate is fixedly provided with a nylon strap, and the movable end of the nylon strap is detachably clamped with an adjustable buckle;
the adjustable buckle comprises a buckle seat, positioning side plates which are symmetrically arranged are integrally formed on two sides of the top surface of the buckle seat, a turning buckle plate is movably mounted on the middle part of the top surface of the buckle seat through two positioning side plates, and a barb buckle plate which is hooked with the nylon binding belt is fixedly mounted on the middle part of the bottom surface of the turning buckle plate;
the middle part of the multi-specification flexible glue pressing frame is provided with a medicine applying area which is in seamless clamping connection with the visible easy-to-detach cover plate;
the number of the positioning clamping plates, the nylon binding belts and the adjustable buckles is two, the two positioning clamping plates and the two nylon binding belts are respectively and fixedly arranged on the top surfaces of the first soft rubber positioning sticky plate and the second soft rubber positioning sticky plate in parallel, the two positioning clamping plates are respectively and detachably connected with the two adjustable buckles through the two nylon binding belts, and the first soft rubber positioning sticky plate is detachably and movably connected with the second soft rubber positioning sticky plate through the two positioning clamping plates matched with the two nylon binding belts and the two adjustable buckles;
the positioning clamping plate and the adjustable buckle are both hard PP plastic members, the nylon binding belt is woven by nylon tows mixed with non-woven cotton yarns, and the nylon binding belt is integrally paved and unfolded to form an isosceles trapezoid;
the multi-specification soft rubber pressing frame and the buckling side ears are made of medical soft silica gel.
2. The adjustable post-tracheotomy wound closure device of claim 1 wherein the visible removable cover is detachably mounted between the first and second flexible adhesive positioning plates by the multi-gauge flexible adhesive compression frame engaging the two crimping side ears.
3. The adjustable post-tracheotomy wound closure device of claim 1 wherein the visible removable cover plate is made of medical grade transparent silicone plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111604243.2A CN114469225B (en) | 2021-12-24 | 2021-12-24 | Adjustable wound closing device after tracheotomy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111604243.2A CN114469225B (en) | 2021-12-24 | 2021-12-24 | Adjustable wound closing device after tracheotomy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114469225A CN114469225A (en) | 2022-05-13 |
| CN114469225B true CN114469225B (en) | 2023-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111604243.2A Active CN114469225B (en) | 2021-12-24 | 2021-12-24 | Adjustable wound closing device after tracheotomy |
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| CN (1) | CN114469225B (en) |
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