CN214129041U - Fixer for knee joint burn and wound extension - Google Patents
Fixer for knee joint burn and wound extension Download PDFInfo
- Publication number
- CN214129041U CN214129041U CN202022291676.4U CN202022291676U CN214129041U CN 214129041 U CN214129041 U CN 214129041U CN 202022291676 U CN202022291676 U CN 202022291676U CN 214129041 U CN214129041 U CN 214129041U
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- Prior art keywords
- pair
- fastener
- fixing
- protection pad
- knee joint
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- Expired - Fee Related
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- 210000000629 knee joint Anatomy 0.000 title claims abstract description 35
- 210000000689 upper leg Anatomy 0.000 claims abstract description 18
- 210000004417 patella Anatomy 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract description 8
- 239000004677 Nylon Substances 0.000 claims description 30
- 229920001778 nylon Polymers 0.000 claims description 30
- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 3
- 210000003127 knee Anatomy 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 206010052428 Wound Diseases 0.000 abstract description 18
- 208000027418 Wounds and injury Diseases 0.000 abstract description 18
- 239000003814 drug Substances 0.000 abstract 1
- 206010062575 Muscle contracture Diseases 0.000 description 14
- 208000006111 contracture Diseases 0.000 description 14
- 231100000241 scar Toxicity 0.000 description 11
- 210000001699 lower leg Anatomy 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 244000309466 calf Species 0.000 description 5
- 206010020718 hyperplasia Diseases 0.000 description 5
- 208000014674 injury Diseases 0.000 description 4
- 210000001698 popliteal fossa Anatomy 0.000 description 4
- 230000008733 trauma Effects 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002980 postoperative effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 210000002808 connective tissue Anatomy 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 208000035475 disorder Diseases 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 230000029663 wound healing Effects 0.000 description 2
- 208000032544 Cicatrix Diseases 0.000 description 1
- 206010011985 Decubitus ulcer Diseases 0.000 description 1
- 208000004210 Pressure Ulcer Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 230000003699 hair surface Effects 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000037387 scars Effects 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model is suitable for a medical instrument technical field provides a fixer that knee joint burns wound and extends, include: the protective pad is arranged in the middle of the fixer and is matched with the shape of the patella; the supporting assembly comprises at least one pair of supporting plates, the at least one pair of supporting plates are respectively arranged on the upper side and the lower side of the protection pad and respectively support thighs and shanks at two ends of the knee joint; the first adjusting assembly is connected with the at least one pair of support plates and adjusts the distance between the at least one pair of support plates; and the second adjusting assembly is respectively connected with the first adjusting assembly and the protection pad, and adjusts the distance between the protection pad and the supporting assembly. Therefore, the medicine changing of the knee joint burn and wound patients is facilitated.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a fixer that knee joint burns wound and extends.
Background
For the defects of the popliteal fossa position contracture and soft tissues, the exposure of deep tissues and unstable scars, the rehabilitation and reconstruction operation is mostly needed, the prefabricated knee joint extension brake is needed to be applied in time after the operation, and the knee joint extension brake is very important for ensuring the operation effect and preventing the flexion contracture after the operation. After the healing of the burn, a cord-shaped scar is often formed at the popliteal fossa, scar contracture deformity is easy to occur, the flexion and extension dysfunction of the knee joint is caused, the walking ability of a patient is influenced, and the like, and serious mental and physical pain is brought, so that early intervention is particularly important, the scar contracture at the popliteal fossa can seriously influence the walking ability of the patient, and particularly the growth and development of children in the growth period can be influenced. The economical burden of bearing can be brought by multiple operations, the scar loosening skin grafting of the operation is mainly adopted for treating the scar contracture of the popliteal fossa at present, and the skin grafting area is often easy to contracture again if the operation is not timely protected by adopting a proper fixer. The activity of knee joint can influence the skin grafting survival rate of popliteal nest portion postoperative, therefore the position of postoperative is fixed is one of the key factor that the skin piece survived, the fixed operation of gypsum that often adopted in the past is complicated, heavy, single hold time is limited, the difficulty of changing dressings is big, ventilative can amazing skin, the patient is difficult to accept, because improper, the elasticity is difficult to mediate, easily not hard up, difficult cleanness to appear because fixed unstable results in postoperative skin piece survival rate low and a series of problems such as pressure sore to take place. The commercial knee joint orthotics are consistent in size, are not suitable for all people to use, and are high in cost, and the tender finished product of the skin of a burn patient has large friction force and is easy to blister, so that the clinical requirements cannot be met.
In view of the above, the existing knee joint burn and trauma extension device has obvious inconvenience and disadvantages in practical use, so it is necessary to improve the device.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks, an object of the present invention is to provide a knee joint burn and wound stretching fixator, which is convenient for the patients with knee joint burn and wound to change dressings.
In order to achieve the above object, the present invention provides a fixator for joint burn and wound extension, comprising:
the protective pad is arranged in the middle of the fixer and is matched with the shape of the patella;
the supporting assembly comprises at least one pair of supporting plates, the at least one pair of supporting plates are respectively arranged on the upper side and the lower side of the protection pad and respectively support thighs and shanks at two ends of the knee joint;
the first adjusting assembly is connected with the at least one pair of support plates and adjusts the distance between the at least one pair of support plates;
and the second adjusting assembly is respectively connected with the first adjusting assembly and the protection pad, and adjusts the distance between the protection pad and the supporting assembly.
According to the fixer, the first adjusting component comprises two groups of first connecting pieces; the two groups of first connecting pieces are respectively connected with the left outer side and the right outer side of the at least one pair of support plates;
the second adjusting assembly comprises four groups of second connecting pieces; the four groups of second connecting pieces are respectively connected with the first adjusting assembly and the protection pad.
According to the fixer, each group of the first connecting pieces comprises two first connecting strips which are connected with each other, and each first connecting strip is provided with a plurality of first fixing holes;
each group of second connecting pieces comprises second connecting strips and adjusting belts which are connected with each other; and a plurality of second fixing holes are formed in the second connecting strip and the adjusting belt.
According to the fixer, the second connecting strip is a nylon hasp; the adjusting belt is a nylon square buckle; one end of the nylon fastener tape is connected with the first connecting piece, the square fastener end of the nylon square fastener penetrates through the second fixing hole in the other end of the nylon fastener tape, and the other end of the nylon square fastener is fixed on the outer side of the protection pad.
According to the fixer, the two first connecting strips are connected by at least one first fixing piece penetrating through the corresponding first fixing holes on the two first connecting strips;
the two first connecting strips are connected with the support plate through second fixing pieces;
and the four second connecting strips are connected with the first connecting strips through third fixing pieces.
According to the fixer, the first fixing piece is a primary and secondary screw rivet; and the second fixing piece and the third fixing piece are both primary and secondary rivets.
According to the holder, the holder further comprises:
and the two groups of fixing belts are respectively arranged on the outer sides of the at least one pair of support plates and are used for fixing the at least one pair of support plates with the thigh and the shank respectively.
According to the fixer, the fixing belt is a magic tape; the hook surface of the magic tape is arranged on the outer side of the support plate; the hair side of the magic tape is used for binding the thigh or the shank.
According to the fixer, the protection pad is made of cotton cloth; medical sponge pads are arranged at the front end and the rear end of the inner side of the support plate; the support plate is made of an elastic material.
According to the holder, the bracket plate is made of rubber or plastic; a plurality of vent holes are formed in the support plate.
The utility model provides a fixer that knee joint burn wound extends, include: a protection pad disposed in the middle of the holder; the supporting assembly comprises at least one pair of supporting plates, the at least one pair of supporting plates are respectively arranged on the upper side and the lower side of the protection pad and respectively support thighs and shanks at two ends of the knee joint; and a first adjustment assembly that adjusts a distance between the at least one pair of bracket plates; a second adjusting assembly adjusting a distance between the protection pad and the supporting assembly. Thereby, the connection of at least one pair of bracket plates can be distance-adjusted by the fixing member including the letter screw rivet. The bracket plate does not need to be taken back and forth during dressing change in the early stage, so that doctors can easily observe wounds and change dressings, the pain of patients is reduced, contracture deformity caused by scar hyperplasia can be prevented in the later stage, the medical cost is greatly reduced, and the medical instrument is an effective therapeutic instrument for treatment with home; the fixer has reasonable structure, sanitation, safety, lightness, free wearing in the treatment process of the patient and easy operation.
Drawings
Fig. 1 is a schematic structural view of a knee joint burn and trauma extension fixator provided by an embodiment of the invention;
fig. 2 is an exploded view of the fixator for knee joint burn and wound extension according to the embodiment of the present invention;
fig. 3 is a schematic view of a use state of the knee joint burn and trauma extension fixator provided by the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, there is provided a knee joint burn and trauma extension fixator 100, including:
the protection pad 10 is arranged in the middle of the fixator 100 and is matched with the shape of the patella; the protective pad 10 is used to protect the patella in the knee joint.
A support assembly 20 including at least one pair of support plates (21, 22), the at least one pair of support plates (21, 22) being respectively disposed at upper and lower sides of the protection pad 10 and respectively supporting thighs and calves at both ends of the knee joint; the support members 20 support the upper and lower legs at the ends of the knee joint, respectively.
A first adjusting assembly 30 connecting the at least one pair of bracket plates (21, 22) and adjusting a distance between the at least one pair of bracket plates (21, 22); the first adjusting assembly 30 can adjust the distance between at least one pair of support plates (21, 22) according to the body condition of different patients and the condition of knee burn, thereby adapting to the conditions of different patients.
And a second adjusting assembly 40 respectively connected to the first adjusting assembly 30 and the protection pad 10 for adjusting the distance between the protection pad 10 and the support assembly 20. The second adjustment member 40 adjusts the distance between the protection pad 10 and the support member 20, thereby also accommodating various patient body conditions, and knee burn conditions. In addition, in this embodiment, the supporting component 20 covers the rear side of the thigh and the rear side of the calf respectively, and is connected through at least one pair of supporting plates (21, 22), so as to realize the fixing and supporting function, and according to the biomechanics principle, the thigh, the calf and the patella can be applied, and the back-and-forth flexion and extension movement of the knee joint can be effectively fixed through the three-point force function formed by connecting the supporting component 20, the protective pad 10 and the second adjusting component 40, so that the wound healing can be influenced by the early movement, and the functional disorder of the knee joint caused by the flexion and extension contracture can be prevented in the later stage.
Referring to fig. 1 to 3, in an embodiment of the present invention, the first adjusting assembly 30 includes two sets of first connecting members 31; two groups of the first connecting pieces 31 are respectively connected with the left outer side and the right outer side of the at least one pair of support plates (21, 22); preferably, each set of the first connecting members 31 includes two first connecting bars 311 connected to each other, and each first connecting bar 311 is provided with a plurality of first fixing holes 312; the two first connecting bars 311 are connected with the bracket plates (21, 22) through second fixing pieces 14; and the first connecting strips 311 are connected by at least one first fixing piece 13 passing through the corresponding first fixing holes 312 on the two first connecting strips 311; whereby the distance between the two holders can be adjusted by means of at least one first fixing element 13 fixing the position.
And said second adjustment assembly 40 comprises four sets of second connectors 41; four sets of the second connectors 41 are respectively connected to the first adjusting assembly 30 and the protection pad 10. In addition, each set of the second connecting members 41 includes a second connecting strip 411 and an adjusting band 412 connected to each other; and a plurality of second fixing holes 413 are formed on the second connecting strip 411 and the adjusting belt 412. The four second connecting bars 411 are connected to the first connecting bar 311 by a third fixing member 17. The distance between the protective pad 10 and the support frame can be adjusted by adjusting the adjusting belt 412. In the present embodiment, the third fixing member 17 and the first fixing member 13 are the same fixing member.
Preferably, the second connecting strip 411 is a nylon fastener; the adjusting belt 412 is a nylon square buckle; one end of the nylon fastener tape is connected with the first connecting piece 31, the square fastener end of the nylon fastener tape passes through the second fixing hole 413 at the other end of the nylon fastener tape, and the other end of the nylon fastener tape is fixed at the outer side of the protection pad 10. Specifically, the first fixing member 13 is a snap screw rivet; the second fixing piece 14 and the third fixing piece 17 are both snap rivets. Wherein, nylon fastener one end is passed nylon square button and is fixed surely, is equipped with a plurality of second fixed orificess 413 on the nylon fastener, can adjust the distance at any time, guarantees that the knee joint reaches the angle that needs. One end of the nylon square buckle is fixed on 4 edges of the protection pad 10 by snap rivets. Furthermore, the connection between the bracket plates (21, 22) can be distance-adjusted by means of letter-screw rivets. The bracket plates (21, 22) do not need to be taken back and forth during the early dressing change, thus facilitating the observation of the wound and dressing change of doctors and reducing the pain of patients.
Referring to fig. 1 to 3, in an embodiment of the present invention, the fixer 200 further includes:
and two groups of fixing belts 50 which are respectively arranged at the outer sides of the at least one pair of support plates (21, 22) and are used for fixing the at least one pair of support plates (21, 22) with the thigh and the calf respectively. The fixing band 50 is a magic tape; the hook surface of the magic tape is arranged on the outer side of the support plates (21, 22); the hair side of the magic tape is used for binding the thigh or the shank. The magic tape (hook surface) 52 is pasted on the support plates (21, 22) and fixed on the thigh and the calf by the magic tape (hair surface) 51.
Preferably, the protection pad 10 is cotton cloth; medical sponge cushions are arranged at the front end and the rear end of the inner sides of the support plates (21, 22); the support plates (21, 22) are made of an elastic material. The support plates (21, 22) are made of rubber or plastic; if the support plates (21, 22) adopt low-temperature thermoplastic plates with strong plasticity as the fixed supports, the air permeability is good, the manufacture is simple and easy, and the angle can be adjusted. And whereby the bracket plates (21, 22) are small, light-weight, easy to adjust and clean; the dressing and the taking off are convenient, and the treatment acceptance of patients is high. The support plates (21, 22) are provided with a plurality of vent holes. The medical spongy cushion 25 is attached to the upper and lower ends of the support plates (21, 22) to prevent and treat skin friction. The support plates (21, 22) are provided with a plurality of ventilation holes for ventilation, so that the thigh and the shank of a patient can keep dry and comfortable, and the recovery is facilitated.
In an embodiment of the present invention: the two sides of the support plates (21, 22) are respectively connected with a first connecting strip 31 and fixed by a primary-secondary rivet. The protective pad 10 is made of special wear-resistant soft cotton cloth with the thickness of 1.5cm, and is cut into a square shape of 16 x 13cm to fit with the patella according to the size of the knee joint of a patient. One end of the nylon square buckle is fixed on 4 edges of the protection pad 10 by snap rivets. One end of the nylon hasp penetrates through the nylon square buckle to be stably fixed, and the nylon hasp is provided with a plurality of fixing holes, so that the distance can be adjusted at any time, and the knee joint can be ensured to reach a required angle. The hook and loop fasteners (hook surfaces) 52 are attached to the support plates (21, 22) and are secured to the limb by hook and loop fasteners (loop surfaces) 51. The first connecting bar 31 is provided with a plurality of first fixing holes 312 to adjust the distance between the two bracket plates (21, 22) by means of the alpha-screw rivets. The medical spongy cushion 25 is attached to the upper and lower ends of the support plates (21, 22) to prevent and treat skin friction. The support plates (21, 22) are provided with a plurality of through holes for ventilation. From this, the effect that the mounting panel 21 cladding thigh rear side, mounting panel 22 cladding shank rear side are connected through mounting panel (21, 22) and are realized being fixed in the support, according to the biomechanics principle, can use thigh, shank and patella to connect into three point's effect through the protection pad 10 that mounting panel (21, 22) and cotton were made and nylon fastener's second regulating component 40, effectively fix knee joint back and forth's flexion and extension activity, early activity influences wound healing, the functional disorder of knee joint that later stage prevention flexion contracture brought.
The utility model provides a 100 life cycle of fixer is long, worth high, in early surface of a wound growth period, can be without the swing back and forth patient's position when changing dressings, take the support, can be according to doctor's requirement angle regulation and distance at any time, the support is fixed steady when conveniently changing dressings, avoids the healing that the patient activity of making a round trip influences the surface of a wound, and the comfort level that the support was lightly worn for a long time is high. In the later anti-scar contracture stage, the stent can effectively prevent scar hyperplasia contracture deformity by wearing, and the resistance of connective tissues is gradually reduced by static traction to increase the plasticity of the connective tissues. Simultaneously, the distance of the nylon fastener tape can be adjusted, and the nylon fastener tape is fixed in the connecting mode, so that the patient can wear the nylon fastener tape easily and take off the nylon fastener tape for 24 hours, and the patient can meet the requirement of the patient without suffering.
Therefore, the utility model has the advantages of as follows:
(1) the angle and the distance of the support plates (21, 22) can be adjusted according to requirements.
(2) The support plates (21, 22) are used for fixing the position after operation to avoid the movement from influencing the growth of the wound surface, and after the wound is healed, scar hyperplasia contracture is prevented in the recovery stage, so that the support plates can play a role in fixing in the early stage and prevent contracture deformity caused by scar hyperplasia in the later stage. Greatly reduces the medical cost, and is an effective therapeutic apparatus which can carry home treatment;
(3) the fixer 100 for knee joint burn and wound extension has the advantages of small volume, reasonable structure, sanitation and safety. The patient can wear the utility model freely in the treatment process, the operation is easy, and the cost is low.
To sum up, the utility model provides a fixer that knee joint burns wound and extends, include: a protection pad disposed in the middle of the holder; the supporting assembly comprises at least one pair of supporting plates, the at least one pair of supporting plates are respectively arranged on the upper side and the lower side of the protection pad and respectively support thighs and shanks at two ends of the knee joint; and a first adjustment assembly that adjusts a distance between the at least one pair of bracket plates; a second adjusting assembly adjusting a distance between the protection pad and the supporting assembly. Thereby, the connection of at least one pair of bracket plates can be distance-adjusted by the fixing member including the letter screw rivet. The bracket plate does not need to be taken back and forth during dressing change in the early stage, so that doctors can easily observe wounds and change dressings, the pain of patients is reduced, contracture deformity caused by scar hyperplasia can be prevented in the later stage, the medical cost is greatly reduced, and the medical instrument is an effective therapeutic instrument for treatment with home; the fixer has reasonable structure, sanitation, safety, lightness, free wearing in the treatment process of the patient and easy operation.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (10)
1. A knee burn extension fixator comprising:
the protective pad is arranged in the middle of the fixer and is matched with the shape of the patella;
the supporting assembly comprises at least one pair of supporting plates, the at least one pair of supporting plates are respectively arranged on the upper side and the lower side of the protection pad and respectively support thighs and shanks at two ends of the knee joint;
the first adjusting assembly is connected with the at least one pair of support plates and adjusts the distance between the at least one pair of support plates;
and the second adjusting assembly is respectively connected with the first adjusting assembly and the protection pad, and adjusts the distance between the protection pad and the supporting assembly.
2. The holder of claim 1, wherein the first adjustment assembly includes two sets of first connectors; the two groups of first connecting pieces are respectively connected with the left outer side and the right outer side of the at least one pair of support plates;
the second adjusting assembly comprises four groups of second connecting pieces; the four groups of second connecting pieces are respectively connected with the first adjusting assembly and the protection pad.
3. The fastener of claim 2, wherein each set of the first connecting members includes two first connecting strips connected to each other, and each first connecting strip is provided with a plurality of first fixing holes;
each group of second connecting pieces comprises second connecting strips and adjusting belts which are connected with each other; and a plurality of second fixing holes are formed in the second connecting strip and the adjusting belt.
4. The holder according to claim 3, wherein the second connecting strip is a hook and loop fastener; the adjusting belt is a nylon square buckle; one end of the nylon fastener tape is connected with the first connecting piece, the square fastener end of the nylon square fastener penetrates through the second fixing hole in the other end of the nylon fastener tape, and the other end of the nylon square fastener is fixed on the outer side of the protection pad.
5. The fastener of claim 3, wherein two of the first connecting strips are connected by at least one first fixing member passing through corresponding first fixing holes of the two first connecting strips;
the two first connecting strips are connected with the support plate through second fixing pieces;
and the four second connecting strips are connected with the first connecting strips through third fixing pieces.
6. The fastener of claim 5, wherein the first fastener is a male and female screw rivet; and the second fixing piece and the third fixing piece are both primary and secondary rivets.
7. The holder of claim 1, further comprising:
and the two groups of fixing belts are respectively arranged on the outer sides of the at least one pair of support plates and are used for fixing the at least one pair of support plates with the thigh and the shank respectively.
8. The fastener of claim 7, wherein the securing strap is a hook and loop fastener; the hook surface of the magic tape is arranged on the outer side of the support plate; the hair side of the magic tape is used for binding the thigh or the shank.
9. The holder of claim 1, wherein the protective pad is cotton; medical sponge pads are arranged at the front end and the rear end of the inner side of the support plate; the support plate is made of an elastic material.
10. The holder according to claim 9, wherein the bracket plate is made of rubber or plastic; a plurality of vent holes are formed in the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022291676.4U CN214129041U (en) | 2020-10-14 | 2020-10-14 | Fixer for knee joint burn and wound extension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022291676.4U CN214129041U (en) | 2020-10-14 | 2020-10-14 | Fixer for knee joint burn and wound extension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214129041U true CN214129041U (en) | 2021-09-07 |
Family
ID=77558741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022291676.4U Expired - Fee Related CN214129041U (en) | 2020-10-14 | 2020-10-14 | Fixer for knee joint burn and wound extension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214129041U (en) |
-
2020
- 2020-10-14 CN CN202022291676.4U patent/CN214129041U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210907 |
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