CN215130870U - Catheter beneficial to nerve repair - Google Patents
Catheter beneficial to nerve repair Download PDFInfo
- Publication number
- CN215130870U CN215130870U CN202120019180.3U CN202120019180U CN215130870U CN 215130870 U CN215130870 U CN 215130870U CN 202120019180 U CN202120019180 U CN 202120019180U CN 215130870 U CN215130870 U CN 215130870U
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- CN
- China
- Prior art keywords
- nerve
- repair
- catheter
- cover plate
- tube body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000005036 nerve Anatomy 0.000 title claims abstract description 74
- 230000008439 repair process Effects 0.000 title claims abstract description 32
- 230000009286 beneficial effect Effects 0.000 title description 3
- 239000000463 material Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 claims 1
- 238000006731 degradation reaction Methods 0.000 claims 1
- 230000001537 neural effect Effects 0.000 abstract description 16
- 230000001771 impaired effect Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 238000002054 transplantation Methods 0.000 description 6
- 230000000735 allogeneic effect Effects 0.000 description 5
- 238000002513 implantation Methods 0.000 description 3
- 241000700605 Viruses Species 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 210000000578 peripheral nerve Anatomy 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Images
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- Prostheses (AREA)
- Materials For Medical Uses (AREA)
Abstract
The utility model relates to the technical field of biomedicine, and discloses a catheter for facilitating nerve repair, which comprises a tube body, wherein nerve channels are arranged in the tube body and positioned at two sides of the middle part of the tube body, the nerve channels are mutually isolated, a cover plate is hinged at the middle part of the surface of the tube body, and a lock ring is bolted at the bottom of the front side of the cover plate; the middle part of using the neural passageway of one side to fix the pipe respectively through with impaired nerve, the neural passageway of reuse opposite side also is fixed to the middle part of pipe with the other end that matches, afterwards, through taking the pintle out, use the operation instrument to hold between the fingers and collude the ring, open the apron, can repair impaired both ends nerve at the cavity position at body middle part, can be so that impaired nerve is in independent repairing state at the repair in-process, avoid other neural interferences, make things convenient for doctor's repair, help impaired nerve to carry out better safer restoration.
Description
Technical Field
The utility model relates to a biomedical technical field specifically is a help neural prosthetic pipe.
Background
The nerve repair is a short for nerve repair operation, is an important component of a comprehensive treatment scheme of the nerve repair science, and is an important treatment means for enhancing the functional recovery of a nervous system; on the basis of original nerve anatomy and function, the nerve repair and remodeling method promotes the regeneration, repair and remodeling of damaged or damaged nerves, reconstructs nerve anatomy projection passages and loops, regulates and improves nerve signal conduction, and finally realizes nerve function repair. The nerve repairing operation mainly comprises a micro nerve butt-joint suture operation, an autologous or allogeneic tissue and/or cell transplantation operation, a tissue engineering related biomaterial implantation operation, an electromagnetic stimulator implantation operation, a drug local micro slow-release device (pump) implantation operation and the like. The peripheral nerve repair and central nerve repair are classified according to the treatment target.
The mainstream repair method at present is to use an autologous nerve graft, an allogeneic nerve graft, a xenogeneic nerve graft or an artificial synthetic nerve repair catheter, wherein the autologous nerve graft can cause damage to a supply area, and the allogeneic and xenogeneic nerve graft methods have risks of transmitting diseases and viruses, but most preferably adopt a body tissue reconstruction catheter for treatment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pipe that helps neural restoration possesses and can make things convenient for the doctor to repair and connect impaired neural tissue and can help each neural independent restoration, avoids appearing wrong advantage, and the repair mode of having solved present mainstream uses autologous nerve transplantation, allogeneic nerve transplantation, xenogeneic nerve transplantation or artificial synthesis neural restoration pipe, and autologous nerve transplantation can cause the supply area damage, and allogeneic, xenogeneic nerve transplantation's method has the problem of the risk of transmitting disease, virus.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a help neural prosthetic pipe, includes the body, the inside of body and the both sides that are located the middle part are provided with neural passageway, neural passageway is mutual partition formula, the middle part on the surface of body articulates there is the apron, the bottom bolt of apron front side has the catch, the front side bolt on body surface has two lock posts, it has the bolt to peg graft between catch and the lock post, the inside middle part of body is located the below of apron and is the cavity form.
Preferably, a hook ring is bolted to the front side of the cover plate and above the cover plate.
Preferably, the tube body is solid and positioned around the nerve channel.
Preferably, the inner diameter of the nerve channel is 10 to 100 μm.
Preferably, the nerve channel has a square cross-section.
Preferably, the tube body and all the materials are in the same position and have the functions of degrading and dissolving in the human tissue reconstruction.
Compared with the prior art, the utility model provides a help neural prosthetic pipe possesses following beneficial effect:
the damaged nerve is fixed to the middle of the catheter by the nerve channel on one side and the matched other end of the damaged nerve is fixed to the middle of the catheter by the nerve channel on the other side, so that the damaged nerve can be in an independent repairing state in the repairing process, and other nerve interference is avoided;
through taking the pintle out, use the operation instrument to hold between the fingers and collude the ring, open the apron, can repair impaired both ends nerve at the cavity position at body middle part and connect, make things convenient for doctor's repair, help impaired nerve to carry out better safer restoration.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a right-side view of the structure of the present invention;
fig. 3 is a schematic perspective view of the present invention with a partial structure section.
In the figure: 1. a pipe body; 2. a neural channel; 3. a cover plate; 4. a locking ring; 5. a lock cylinder; 6. a latch; 7. and (4) hooking.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a catheter for assisting nerve repair includes a tube body 1, wherein two sides of the inside of the tube body 1 and located at the middle are provided with nerve channels 2, the nerve channels 2 are mutually isolated, the nerve channel 2 at one side of the tube body 1 used for damaged nerves is fixed to the middle of the tube body 1, and the nerve channel 2 at the other side is used for fixing the other end matched with the nerve channel 2 to the middle of the tube body 1, so that the damaged nerves can be in an independent repair state in the repair process, and other nerve interferences are avoided.
Further, the shape of body 1 is cylindric, and apron 3 and the laminating of body 1 through setting up cylindric body 1, the human structure that accords with that can be better.
Further, the tube body 1 is inside and is located the neural passageway 2 and is solid all around, through setting up solid form, can guarantee the stability of neural restoration in-process.
Further, the inner diameter of the nerve channel 2 is 10 μm to 100 μm, and the damaged nerve can be fixed more effectively by providing the nerve channel 2 of 10 μm to 100 μm.
Further, the cross section of the nerve channel 2 is square, and by arranging the nerve channel 2 with the square cross section, enough growth space can be provided for the nerve in the nerve repairing process.
Referring to fig. 1-3, a cover plate 3 is hinged to the rear side of the middle of the surface of a pipe body 1, a lock ring 4 is bolted to the bottom of the front side of the cover plate 3, two lock posts 5 are bolted to the front side of the surface of the pipe body 1, the lock ring 4 is located between the two lock posts 5, a bolt 6 is inserted between the lock ring 4 and the lock posts 5, the middle of the inside of the pipe body 1 and the lower portion of the cover plate 3 are hollow, a hook ring 8 is bolted to the front side of the surface of the cover plate 3 and the upper portion of the lock ring 4, the hook ring 7 is pinched by a surgical tool after the bolt 6 is pulled out, the cover plate 3 is opened, and the damaged nerves at two ends can be repaired at the hollow portion of the middle of the pipe body, so that a doctor can repair the damaged nerves conveniently, and can repair the damaged nerves better and more safely.
Further, body 1 and all material homonymies have the human tissue of the function of dissolving that dissolves mutually that degrades to rebuild, through using the degradable material that dissolves mutually, has guaranteed the security among the repair process.
During the use, at first send into body 1 through the neural passageway 2 of one side with impaired nervous one end until the hollow position at body 1 middle part, reuse same mode afterwards, also send the other end nerve to the hollow position at body 1 middle part, then use the operation instrument, extract cotter 6, open apron 3 through colluding ring 7, the doctor is repaiied and is received impaired nervous, after the completion, close apron 3 again, reuse cotter 6 is connected catch 4 and lock post 5, can accomplish work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A catheter for assisting nerve repair, comprising a tubular body (1), characterized in that: the novel pipe is characterized in that nerve channels (2) are arranged in the pipe body (1) and located on two sides of the middle of the pipe body, the nerve channels (2) are mutually isolated, a cover plate (3) is hinged to the rear side of the middle of the surface of the pipe body (1), a lock ring (4) is bolted to the bottom of the front side of the cover plate (3), two lock columns (5) are bolted to the front side of the surface of the pipe body (1), the lock ring (4) is located between the two lock columns (5), a bolt pin (6) is inserted between the lock ring (4) and the lock column (5), the middle of the inside of the pipe body (1) and located below the cover plate (3) are hollow, and a hook ring (7) is bolted to the front side of the surface of the cover plate (3) and located above the lock ring (4).
2. A catheter for facilitating nerve repair as claimed in claim 1, wherein: the shape of body (1) is cylindric, apron (3) and body (1) laminating.
3. A catheter for facilitating nerve repair as claimed in claim 1, wherein: the tube body (1) is internally and peripherally positioned in the nerve channel (2) and is solid.
4. A catheter for facilitating nerve repair as claimed in claim 1, wherein: the inner diameter of the nerve channel (2) is 10-100 μm.
5. A catheter for facilitating nerve repair as claimed in claim 1, wherein: the cross section of the nerve channel (2) is square.
6. A catheter for facilitating nerve repair as claimed in claim 1, wherein: the tube body (1) and all materials are human tissue reconstruction with degradation and intermiscibility functions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120019180.3U CN215130870U (en) | 2021-01-06 | 2021-01-06 | Catheter beneficial to nerve repair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120019180.3U CN215130870U (en) | 2021-01-06 | 2021-01-06 | Catheter beneficial to nerve repair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215130870U true CN215130870U (en) | 2021-12-14 |
Family
ID=79402227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120019180.3U Expired - Fee Related CN215130870U (en) | 2021-01-06 | 2021-01-06 | Catheter beneficial to nerve repair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215130870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114917406A (en) * | 2022-04-14 | 2022-08-19 | 北京大学第三医院（北京大学第三临床医学院） | Nanotube capable of promoting self-selective nerve repair |
-
2021
- 2021-01-06 CN CN202120019180.3U patent/CN215130870U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114917406A (en) * | 2022-04-14 | 2022-08-19 | 北京大学第三医院（北京大学第三临床医学院） | Nanotube capable of promoting self-selective nerve repair |
| CN114917406B (en) * | 2022-04-14 | 2023-08-08 | 北京大学第三医院（北京大学第三临床医学院） | Nanotube capable of promoting self-selective nerve repair |
| WO2023197881A1 (en) * | 2022-04-14 | 2023-10-19 | 北京大学第三医院（北京大学第三临床医学院） | Nanotube capable of promoting selective nerve self-repair |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |