CN114391932B - Dermatological positioning puncture needle for necrotic part - Google Patents
Dermatological positioning puncture needle for necrotic part Download PDFInfo
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- CN114391932B CN114391932B CN202210036676.0A CN202210036676A CN114391932B CN 114391932 B CN114391932 B CN 114391932B CN 202210036676 A CN202210036676 A CN 202210036676A CN 114391932 B CN114391932 B CN 114391932B
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- needle
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- rod
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- 230000001338 necrotic effect Effects 0.000 title claims abstract description 45
- 239000003814 drug Substances 0.000 abstract description 20
- 239000002344 surface layer Substances 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000017074 necrotic cell death Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000037311 normal skin Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 206010015150 Erythema Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 206010040893 Skin necrosis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 231100000321 erythema Toxicity 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000001732 thrombotic effect 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
- A61B17/34—Trocars; Puncturing needles
- A61B17/3478—Endoscopic needles, e.g. for infusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
- A61B17/32093—Incision instruments for skin incisions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Dermatology (AREA)
- Pathology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to a puncture needle, in particular to a dermatological positioning puncture needle for a necrosis part. The technical problems to be solved are as follows: provides a dermatological positioning puncture needle for necrotic skin, which can automatically bring out the necrotic skin surface layer and cut the necrotic skin surface layer after injecting liquid medicine into the necrotic skin. The utility model provides a dermatological location pjncture needle for necrosis position, includes cylinder, scale, piston rod, piston board, syringe needle, power mechanism and separating mechanism, and the cylinder left side is equipped with the scale, and the cylinder top is sliding to be equipped with the piston rod, and the piston rod bottom is equipped with the piston board, and the piston board is sliding contact with the cylinder, and the cylinder bottom is equipped with the syringe needle, and cylinder one side is equipped with power mechanism, is equipped with separating mechanism on the syringe needle. The invention achieves the effects of automatically taking out the necrotic skin surface layer and cutting the necrotic skin surface layer after the liquid medicine is injected into the necrotic skin.
Description
Technical Field
The invention relates to a puncture needle, in particular to a dermatological positioning puncture needle for a necrosis part.
Background
Skin necrosis refers to the symptoms of erythema, edema, and blisters in the skin, with thrombotic changes in the dermal microvasculature.
The skin of the necrotic part of the patient may be separated from the normal skin, so that the medical staff needs to lift up the skin of the necrotic part using a needle, then cut it along the lifted part using sterilized scissors, or peel the necrotic skin off using forceps, and then inject the corresponding medicine into the necrotic part. The treatment of the necrotic skin in this way requires manual removal of the necrotic skin using forceps, and may also damage the normal skin surrounding the necrotic skin.
Therefore, it is necessary to design a dermatological positioning puncture needle for necrotic skin, which can automatically bring out the necrotic skin surface layer and cut the necrotic skin surface layer after injecting a liquid medicine into the necrotic skin.
Disclosure of Invention
In order to overcome the defect that normal skin around the necrotic skin is possibly damaged by manually peeling the necrotic skin by using forceps, the technical problem to be solved is that: provides a dermatological positioning puncture needle for necrotic skin, which can automatically bring out the necrotic skin surface layer and cut the necrotic skin surface layer after injecting liquid medicine into the necrotic skin.
The technical proposal is as follows: the utility model provides a dermatological location pjncture needle for necrosis position, includes cylinder, scale, piston rod, piston board, syringe needle, power mechanism and separating mechanism, and the cylinder left side is equipped with the scale, and the cylinder top is sliding to be equipped with the piston rod, and the piston rod bottom is equipped with the piston board, and the piston board is sliding contact with the cylinder, and the cylinder bottom is equipped with the syringe needle, and cylinder one side is equipped with power mechanism, is equipped with separating mechanism on the syringe needle.
Further, the force mechanism comprises first fixing columns, first rotating shafts and holding rods, the first fixing columns are symmetrically arranged on the needle cylinder, the first rotating shafts are rotatably arranged between the first fixing columns, and the holding rods are arranged on the first rotating shafts.
Further, separating mechanism is including second fixed column, dead lever, separation needle and first torsion spring, and syringe needle downside symmetry slidingtype is equipped with the second fixed column, is connected with the dead lever between the second fixed column, and the symmetry rotates on the dead lever and is equipped with the separation needle, is connected with first torsion spring between separation needle and the dead lever.
Further, still including stop gear, stop gear is including pushing away the dish, first connecting rod, the slip ring, first limiting plate, the stopper, pull rod and first linear spring, syringe needle downside sliding type is equipped with pushes away the dish, the dead lever is located pushes away the dish, it is equipped with a plurality of first connecting rods to push away a dish top, be connected with the slip ring between the first connecting rod top, the slip ring is connected with the syringe needle slidingtype, the symmetry is equipped with first limiting plate on the slip ring, syringe needle upside symmetry slidingtype is equipped with the stopper, all be connected with two first linear springs between stopper and the syringe needle, the stopper top all is equipped with the pull rod.
Further, the cutting mechanism comprises an annular sliding rail, a first sliding block, a cutting knife, an annular sliding rod, a third fixing column, a second sliding block and a second linear spring, wherein the annular sliding rail is arranged on the lower side of the needle cylinder, the first sliding block is arranged in the annular sliding rail in a sliding mode, the cutting knife is arranged on the first sliding block, a plurality of third fixing columns are uniformly arranged on the lower side of the needle cylinder at intervals, the annular sliding rod is connected between the third fixing columns, the second sliding block is arranged on the annular sliding rod, the second sliding block is connected with the cutting knife in a sliding mode, and the second linear spring is connected between the second sliding block and the cutting knife.
Further, the automatic feeding device also comprises a uniform speed mechanism, wherein the uniform speed mechanism comprises a fourth fixed column, a second connecting rod, a third linear spring and a third sliding block, two fourth fixed columns are arranged at the lower side of one side of the needle cylinder, the second connecting rods are arranged on the fourth fixed columns, the third sliding blocks are arranged on the second connecting rods in a sliding mode, the third sliding blocks are connected with the piston plate, and the third linear spring is connected between the third sliding blocks and the second connecting rods.
Further, the device also comprises a fixing mechanism, wherein the fixing mechanism comprises a fifth fixing column, a second limiting plate and a second torsion spring, the fifth fixing column is connected between the second connecting rods, the second limiting plate is rotatably arranged on the fifth fixing column, and the second torsion spring is connected between the second limiting plate and the fifth fixing column.
Further, the third linear spring is a return spring.
The invention has the beneficial effects that: 1. the invention achieves the effects of automatically taking out the necrotic skin surface layer and cutting the necrotic skin surface layer after the liquid medicine is injected into the necrotic skin;
2. according to the invention, the needle head and the separating needle are used for penetrating into necrotic skin, and when the needle head and the separating needle are pulled out of the skin, the separating needle is opened to bring out the necrotic skin surface layer;
3. according to the invention, after the necrotic skin surface layer is brought out by the separating needle, the necrotic part can be cut by rotating the cutting knife.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a first part of the present invention.
Fig. 3 is a schematic perspective view of a second part of the present invention.
Fig. 4 is a schematic perspective view of a third portion of the present invention.
Fig. 5 is a schematic perspective view of the mechanism of the present invention.
Fig. 6 is a schematic perspective view of a separating mechanism according to the present invention.
Fig. 7 is an enlarged perspective view of the portion a of the present invention.
Fig. 8 is a schematic perspective view of a first portion of the spacing mechanism of the present invention.
Fig. 9 is an enlarged perspective view of part B of the present invention.
Fig. 10 is an enlarged perspective view of part C of the present invention.
Fig. 11 is a schematic perspective view of a second portion of the spacing mechanism of the present invention.
Fig. 12 is a schematic perspective view of a cutting mechanism according to the present invention.
Fig. 13 is an enlarged perspective view of the portion D of the present invention.
Fig. 14 is a schematic perspective view of a constant velocity mechanism according to the present invention.
Fig. 15 is a schematic perspective view of a fixing mechanism according to the present invention.
Reference numerals: the device comprises a 1-syringe, a 2-scale, a 3-piston rod, a 31-piston plate, a 4-needle, a 5-force mechanism, a 51-first fixed column, a 52-first rotating shaft, a 53-holding column, a 6-force mechanism, a 61-second fixed column, a 62-fixed column, a 63-needle, a 64-first torsion spring, a 7-limit mechanism, a 71-push plate, a 72-first connecting rod, a 73-sliding ring, a 74-first sliding block, a 75-limit block, a 76-pull rod, a 77-first straight line spring, a 8-cutting mechanism, a 81-annular sliding rail, a 82-first sliding block, a 83-cutting knife, a 84-annular sliding rod, a 85-third fixed column, a 86-second sliding block, a 87-second straight line spring, a 9-constant mechanism, a 91-fourth fixed column, a 92-second connecting rod, a 93-third straight line spring, a 94-third sliding block, a 10-fixed mechanism, a 101-fifth fixed column, a 102-second limiting plate and a 103-second torsion spring.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Example 1
The utility model provides a dermatological location pjncture needle for necrotic site, as shown in fig. 1-4, including cylinder 1, scale 2, piston rod 3, piston plate 31, syringe needle 4, force mechanism 5 and separating mechanism 6, cylinder 1 left side is equipped with scale 2, and cylinder 1 top slip is equipped with piston rod 3, and piston rod 3 bottom is equipped with piston plate 31, and piston plate 31 and cylinder 1 sliding contact, and cylinder 1 bottom is equipped with syringe needle 4, and cylinder 1 right side is equipped with force mechanism 5, is equipped with separating mechanism 6 on the syringe needle 4.
The user can use this puncture to clear away to necrotic skin, and when the user needs to inject the medicine to necrotic site, can pierce into the medicine bottle with syringe needle 4, with piston rod 3 and piston plate 31 upwards move to the liquid medicine can flow into cylinder 1 through syringe needle 4, then the user can pierce into patient's skin with syringe needle 4, and promote piston rod 3 and piston plate 31 downwards through force mechanism 5, so that the liquid medicine in cylinder 1 flows into skin through syringe needle 4, after syringe needle 4 pulls out skin, separating mechanism 6 can take out necrotic part on the skin.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 2, 5, 6 and 7, the force mechanism 5 comprises a first fixing column 51, a first rotating shaft 52 and a holding rod 53, the first fixing column 51 is symmetrically arranged on the right side of the syringe 1 front and back, the first rotating shaft 52 is rotatably arranged between the first fixing columns 51, and the holding rod 53 is arranged on the first rotating shaft 52.
When a user pushes out the liquid medicine in the syringe 1, the first rotating shaft 52 and the holding rod 53 can be rotated, so that the holding rod 53 is in a horizontal state, and when the user pushes the piston rod 3 and the piston plate 31, the user can prop against the holding rod 53, so that the user can conveniently apply force to the piston rod 3 and the piston plate 31, and after injection, the user can reversely rotate the first rotating shaft 52 and the holding rod 53.
The separating mechanism 6 comprises a second fixing column 61, a fixing rod 62, a separating needle 63 and a first torsion spring 64, wherein the second fixing column 61 is symmetrically arranged at the lower side of the needle 4 in a sliding mode, the fixing rod 62 is connected between the second fixing columns 61, the separating needle 63 is symmetrically arranged on the fixing rod 62 in a rotating mode, and the first torsion spring 64 is connected between the separating needle 63 and the fixing rod 62.
The needle 4 drives the upper part thereof to penetrate into the skin, the skin presses the separating needle 63, so that the first torsion spring 64 is deformed, and when the needle 4 is withdrawn from the skin, the separating needle 63 brings out the necrotic part, and at this time the first torsion spring 64 is reset.
Example 3
On the basis of embodiment 2, as shown in fig. 1, 2, 8, 9, 10, 11, 12, 13, 14 and 15, the needle further comprises a limiting mechanism 7, wherein the limiting mechanism 7 comprises a push disc 71, a first connecting rod 72, a sliding ring 73, a first limiting plate 74, a limiting block 75, a pull rod 76 and a first linear spring 77, the push disc 71 is slidably arranged on the lower side of the needle 4, the fixed rod 62 is positioned in the push disc 71, a plurality of first connecting rods 72 are arranged on the top of the push disc 71, the sliding ring 73 is connected between the tops of the first connecting rods 72, the sliding ring 73 is slidably connected with the needle 4, the first limiting plates 74 are symmetrically arranged on the sliding ring 73, the limiting blocks 75 are symmetrically arranged on the upper side of the needle 4, two first linear springs 77 are respectively connected between the limiting block 75 and the needle 4, and the pull rod 76 is respectively arranged on the top of the limiting block 75.
When a user needs to suck the liquid medicine in the medicine bottle by using the needle head 4, after the needle head 4 pierces the medicine bottle, the first limiting plates 74 at the two sides can prop against the bottle mouth position of the medicine bottle, at the moment, when the needle head 4 continues to move downwards, the first limiting plates 74, the sliding ring 73, the first connecting rod 72 and the pushing disc 71 relatively move upwards, the pushing disc 71 can clamp the separating needle 63 at the two sides, the separating needle 63 is not opened any more, meanwhile, the sliding ring 73 pushes the limiting plates 75 inwards, the first linear springs 77 are compressed, when the sliding ring 73 moves upwards to be out of contact with the limiting plates 75, the limiting plates 75 move outwards under the reset action of the first linear springs 77, so that the sliding ring 73 can prop against, when the needle head 4 is pulled out of the medicine bottle, the limiting plates 75 can push the inner sides through the pull rods 76, so that the sliding rings 73 are not clamped any more, when the sliding ring 73, the first connecting rod 72 and the pushing disc 71 move downwards to reset, the user can not apply force to the pull rods 76 any more, and the pushing disc 71 does not prop against the separating needle 63 at the two sides any more, so that the separating needle 63 at the two sides can be separated, and the user can be prevented from stretching out of the medicine bottle mouth, and the medicine bottle.
Still including cutting mechanism 8, cutting mechanism 8 is including annular slide rail 81, first slider 82, cutting knife 83, annular slide bar 84, third fixed column 85, second slider 86 and second rectilinear spring 87, cylinder 1 downside is equipped with annular slide rail 81, and the interior sliding of annular slide rail 81 is equipped with first slider 82, is equipped with cutting knife 83 on the first slider 82, and cylinder 1 downside evenly spaced is equipped with a plurality of third fixed column 85, is connected with annular slide bar 84 between the third fixed column 85, is equipped with second slider 86 on the annular slide bar 84, and second slider 86 is connected with cutting knife 83 slidingly, is connected with second rectilinear spring 87 between second slider 86 and the cutting knife 83.
When the separating needle 63 brings out the necrotic part, the user can move the cutter 83 downward so that the second linear spring 87 is compressed, and then the user can move the first slider 82, the cutter 83 and the second slider 86 to rotate along the annular slide bar 84 and the annular slide rail 81, so that the cutter 83 can cut the necrotic part, and after the cutting is completed, the user does not apply force to the cutter 83 any more, and the cutter 83 moves upward to reset under the reset action of the second linear spring 87.
The automatic feeding device is characterized by further comprising a uniform speed mechanism 9, wherein the uniform speed mechanism 9 comprises a fourth fixed column 91, a second connecting rod 92, a third linear spring 93 and a third sliding block 94, two fourth fixed columns 91 are arranged at the lower side of the right front side of the needle cylinder 1, second connecting rods 92 are arranged on the fourth fixed columns 91, third sliding blocks 94 are arranged on the second connecting rods 92 in a sliding mode, the third sliding blocks 94 are connected with the piston plate 31, and the third linear springs 93 are connected between the third sliding blocks 94 and the second connecting rods 92.
When the piston plate 31 moves downwards, the third slider 94 is driven to move downwards along the second connecting rod 92, the third linear spring 93 is compressed, and the third linear spring 93 has a certain elastic force, so that a user can conveniently control the pressing force in the process of pressing the piston plate 31, and when the user moves the piston plate 31 and the third slider 94 upwards, the third linear spring 93 is reset.
The fixing mechanism 10 comprises a fifth fixing column 101, a second limiting plate 102 and a second torsion spring 103, wherein the fifth fixing column 101 is connected between the second connecting rods 92, the second limiting plate 102 is rotatably arranged on the fifth fixing column 101, and the second torsion spring 103 is connected between the second limiting plate 102 and the fifth fixing column 101.
When the syringe 1 is filled with the liquid medicine, in order to prevent the liquid medicine from being mistakenly touched on the piston plate 31, the second limiting plate 102 can prop against the piston plate 31, and when the piston plate 31 needs to be moved downwards, the second limiting plate 102 can be rotated, so that the second limiting plate 102 can not baffle the piston plate 31, the second torsion spring 103 deforms, and when a user does not touch the second limiting plate 102, the second torsion spring 103 drives the second limiting plate 102 to reversely rotate and reset.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (5)
1. The utility model provides a dermatological positioning puncture needle for necrotic part, which is characterized in that, including cylinder (1), scale (2), piston rod (3), piston plate (31), syringe needle (4), force mechanism (5) and separating mechanism (6), cylinder (1) one side is equipped with scale (2), cylinder (1) top slip is equipped with piston rod (3), piston plate (31) are equipped with in piston rod (3) bottom, piston plate (31) and cylinder (1) sliding contact, cylinder (1) bottom is equipped with syringe needle (4), cylinder (1) one side is equipped with force mechanism (5), be equipped with separating mechanism (6) on syringe needle (4); the force applying mechanism (5) comprises first fixing columns (51), first rotating shafts (52) and holding rods (53), the first fixing columns (51) are symmetrically arranged on the needle cylinder (1), the first rotating shafts (52) are rotatably arranged between the first fixing columns (51), and the holding rods (53) are arranged on the first rotating shafts (52); the separating mechanism (6) comprises a second fixing column (61), a fixing rod (62), a separating needle (63) and a first torsion spring (64), wherein the second fixing column (61) is symmetrically arranged at the lower side of the needle head (4) in a sliding mode, the fixing rod (62) is connected between the second fixing columns (61), the separating needle (63) is symmetrically arranged on the fixing rod (62) in a rotating mode, and the first torsion spring (64) is connected between the separating needle (63) and the fixing rod (62); still including stop gear (7), stop gear (7) are including pushing away dish (71), first connecting rod (72), slip ring (73), first limiting plate (74), stopper (75), pull rod (76) and first rectilinear spring (77), syringe needle (4) sideslip is equipped with pushes away dish (71), dead lever (62) are located and push away dish (71), it is equipped with a plurality of first connecting rods (72) to push away dish (71) top, be connected with slip ring (73) between first connecting rod (72) top, slip ring (73) are connected with syringe needle (4) slidingtype, be equipped with first limiting plate (74) on slip ring (73), syringe needle (4) upside symmetry slidingtype is equipped with stopper (75), all be connected with two first rectilinear spring (77) between stopper (75) and syringe needle (4), stopper (75) top all is equipped with pull rod (76).
2. The dermatological positioning puncture needle for necrotic parts according to claim 1, further comprising a cutting mechanism (8), wherein the cutting mechanism (8) comprises an annular sliding rail (81), a first sliding block (82), a cutting knife (83), an annular sliding bar (84), a third fixing column (85), a second sliding block (86) and a second linear spring (87), the annular sliding rail (81) is arranged at the lower side of the needle cylinder (1), the first sliding block (82) is internally provided with the first sliding block (82), the cutting knife (83) is arranged on the first sliding block (82), a plurality of third fixing columns (85) are uniformly arranged at intervals at the lower side of the needle cylinder (1), the annular sliding bar (84) is connected between the third fixing columns (85), the annular sliding bar (84) is provided with the second sliding block (86), the second sliding block (86) is connected with the cutting knife (83), and the second linear spring (87) is connected between the second sliding block (86) and the cutting knife (83).
3. The dermatological positioning puncture needle for necrotic parts according to claim 2, further comprising a constant speed mechanism (9), wherein the constant speed mechanism (9) comprises a fourth fixed column (91), a second connecting rod (92), a third linear spring (93) and a third sliding block (94), two fourth fixed columns (91) are arranged at the lower side of one side of the needle cylinder (1), the second connecting rods (92) are arranged on the fourth fixed columns (91), the third sliding blocks (94) are arranged on the second connecting rods (92) in a sliding manner, the third sliding blocks (94) are connected with the piston plate (31), and the third linear spring (93) is connected between the third sliding blocks (94) and the second connecting rods (92).
4. A dermatological positioning puncture needle for a necrotic part according to claim 3, further comprising a fixing mechanism (10), wherein the fixing mechanism (10) comprises a fifth fixing column (101), a second limiting plate (102) and a second torsion spring (103), the fifth fixing column (101) is connected between the second connecting rods (92), the second limiting plate (102) is rotatably arranged on the fifth fixing column (101), and the second torsion spring (103) is connected between the second limiting plate (102) and the fifth fixing column (101).
5. A dermatological positioning puncture needle for a necrotic site according to claim 3, characterized in that the third linear spring (93) is a return spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210036676.0A CN114391932B (en) | 2022-01-13 | 2022-01-13 | Dermatological positioning puncture needle for necrotic part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210036676.0A CN114391932B (en) | 2022-01-13 | 2022-01-13 | Dermatological positioning puncture needle for necrotic part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114391932A CN114391932A (en) | 2022-04-26 |
| CN114391932B true CN114391932B (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210036676.0A Active CN114391932B (en) | 2022-01-13 | 2022-01-13 | Dermatological positioning puncture needle for necrotic part |
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| Country | Link |
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| CN (1) | CN114391932B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115778511B (en) * | 2023-02-03 | 2023-04-07 | 深圳市亿康医疗技术有限公司 | Thoracoscope surgery positioning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102908181A (en) * | 2012-10-31 | 2013-02-06 | 裴元民 | Breast mass positioning needle |
| CN205885901U (en) * | 2016-05-19 | 2017-01-18 | 蒋冬梅 | Medical infusion device |
| CN206239484U (en) * | 2016-08-04 | 2017-06-13 | 张琰 | A kind of dept. of dermatology's positioning puncture needle |
| CN208511643U (en) * | 2017-12-19 | 2019-02-19 | 李后峰 | A kind of dermatology's positioning puncture needle for location of necrosis |
| CN209933664U (en) * | 2019-03-20 | 2020-01-14 | 华中科技大学同济医学院附属协和医院 | Anti-pull-off infusion apparatus |
| CN214911832U (en) * | 2020-12-09 | 2021-11-30 | 浙江省人民医院 | A dermatology department location pjncture needle for necrotic part |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10286161B2 (en) * | 2015-08-20 | 2019-05-14 | Barbara Persons | Integrated needle and cannula for plastic surgery |
-
2022
- 2022-01-13 CN CN202210036676.0A patent/CN114391932B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102908181A (en) * | 2012-10-31 | 2013-02-06 | 裴元民 | Breast mass positioning needle |
| CN205885901U (en) * | 2016-05-19 | 2017-01-18 | 蒋冬梅 | Medical infusion device |
| CN206239484U (en) * | 2016-08-04 | 2017-06-13 | 张琰 | A kind of dept. of dermatology's positioning puncture needle |
| CN208511643U (en) * | 2017-12-19 | 2019-02-19 | 李后峰 | A kind of dermatology's positioning puncture needle for location of necrosis |
| CN209933664U (en) * | 2019-03-20 | 2020-01-14 | 华中科技大学同济医学院附属协和医院 | Anti-pull-off infusion apparatus |
| CN214911832U (en) * | 2020-12-09 | 2021-11-30 | 浙江省人民医院 | A dermatology department location pjncture needle for necrotic part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114391932A (en) | 2022-04-26 |
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