CN110664474A - Centrum nail with adjustable direction - Google Patents
Centrum nail with adjustable direction Download PDFInfo
- Publication number
- CN110664474A CN110664474A CN201910942084.3A CN201910942084A CN110664474A CN 110664474 A CN110664474 A CN 110664474A CN 201910942084 A CN201910942084 A CN 201910942084A CN 110664474 A CN110664474 A CN 110664474A
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- Prior art keywords
- nail
- fixed
- universal ball
- adjustable direction
- centrum
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- 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.)
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- 230000023597 hemostasis Effects 0.000 claims abstract description 14
- 229920000742 Cotton Polymers 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 7
- 230000000740 bleeding effect Effects 0.000 abstract description 2
- 230000002439 hemostatic effect Effects 0.000 description 12
- 210000000278 spinal cord Anatomy 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction 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
- 230000008569 process Effects 0.000 description 1
- 208000003001 spinal tuberculosis Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7074—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Neurology (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)
- Reproductive Health (AREA)
- Vascular Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a centrum nail with adjustable direction, which comprises two fixed plates, wherein the bottom ends of the two fixed plates are respectively fixedly provided with a patch, the inner sides of the two fixed plates are respectively fixedly connected with a hemostasis plate through an elastic strip, the top ends of the two fixed plates are respectively movably connected with a support column through an adjusting structure, the top ends of the two support columns are respectively movably connected with a bracket through a hinge seat, one end of each bracket is fixedly provided with a fixed structure, the inner side of the fixed structure is in threaded connection with a centrum nail, the top ends of the fixed plates are provided with adjusting structures, the adjusting structures are internally provided with universal ball heads, the direction of the fixed structures is driven to change through the flexible change of the universal ball heads, the nail inserting direction of the centrum nail is changed, the fitting degree of the centrum nail and a spine is improved, the stability of the spine is higher, the hemostasis plate is arranged, so as to stop bleeding of local skin when the nail is inserted.
Description
Technical Field
The invention relates to a vertebral body nail, in particular to a vertebral body nail with an adjustable direction.
Background
For patients with spinal tuberculosis, focus tissues compress the spinal cord or the spinal cord is unstable, focus removal and spinal cord decompression are usually performed by adopting a lateral anterior approach, the stability of the spinal cord is reconstructed, and when the focus tissues are removed, a residual vertebral body just can contain a vertebral body nail for nail placement, so that the stability of the spinal cord is maintained.
However, when the existing vertebral body nail is used for nailing, the nailing direction is usually fixed and can not be changed randomly, and the nailing direction is changed, so that the fitness of the vertebral body nail and the vertebral column is higher, and the vertebral body nail is beneficial to improving the stability of the vertebral column.
Disclosure of Invention
The invention aims to provide a direction-adjustable vertebral body nail, which solves the problems that the nail feeding direction is usually fixed and can not be changed randomly when the existing vertebral body nail in the background technology is used for feeding nails, the nail feeding direction is changed, the fitting degree of the vertebral body nail and a vertebral column is higher, and the vertebral body nail is beneficial to improving the stability of the vertebral column.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a centrum nail with adjustable direction, includes two fixed plates, two the bottom of fixed plate is all fixed and is equipped with the paster, two the inboard of fixed plate all is through elasticity strip fixedly connected with hemostasis board, two the top of fixed plate all has the support column, two through adjusting structure swing joint the top of support column all has the bracket, two through articulated seat swing joint the fixed knot that is equipped with of one end of bracket has the centrum nail, the inboard threaded connection of fixed knot structure has the centrum nail.
According to a preferable technical scheme, the adjusting structure comprises two universal ball heads, fixing grooves are formed in the middle of the top ends of the two fixing plates, the two universal ball heads are fixedly installed inside the corresponding fixing grooves, universal ball sleeves are sleeved on the outer sides of the two universal ball heads, and the two universal ball sleeves are fixedly installed at the bottom ends of the corresponding supporting columns.
According to a preferred technical scheme, pin holes are fixedly formed in one ends of the two hinge seats, pin shafts are connected to the insides of the two pin holes in an inserting mode, the two pin shafts are connected with the other ends of the corresponding brackets in an inserting mode, and limiting clamps are arranged at two ends of the two pin shafts.
As a preferable technical scheme of the invention, the fixing structure comprises two semicircular fixing rings, the two semicircular fixing rings are respectively and fixedly connected with one end of the corresponding bracket, the inner sides of the two semicircular fixing rings are respectively and fixedly provided with a plurality of circles of threads, and the plurality of circles of threads are in threaded connection with the vertebral body screw.
As a preferred technical scheme, mounting plates are fixedly arranged on two sides of each of the two semicircular fixing rings, threaded holes are fixedly formed in the four mounting plates, and a stud is in threaded connection between the two corresponding threaded holes.
As a preferred technical scheme of the invention, clamping seats are fixedly arranged on two sides of the bottom ends of the two hemostasis plates, and hemostasis cotton bags are clamped and connected inside the corresponding two clamping seats.
Compared with the prior art, the invention has the beneficial effects that: according to the centrum nail with the adjustable direction, the adjusting structure is arranged at the top end of the fixing plate, the universal ball head is arranged in the adjusting structure, the direction of the fixing structure is driven to change through flexible change of the universal ball head, the nail inserting direction of the centrum nail is changed, the integrating degree of the centrum nail and a spine is improved, the stability of the spine is higher, the hemostatic plate is arranged on the inner side of the fixing plate, and the bottom end of the hemostatic plate is clamped with the hemostatic cotton bag, so that hemostasis can be conveniently performed on local skin during nail inserting.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of the present invention;
FIG. 3 is an enlarged view of the structure at B of the present invention;
fig. 4 is a schematic diagram of the structure of the hemostatic plate of the present invention.
In the figure: 1. a fixing plate; 2. pasting a piece; 3. an elastic strip; 4. a hemostasis plate; 5. vertebral body nails; 6. a support pillar; 7. a hinged seat; 8. a pin shaft; 9. a bracket; 10. a card holder; 11. a hemostatic cotton bag; 12. a semicircular fixing ring; 13. mounting a plate; 14. a stud; 15. a threaded hole; 16. a thread; 17. fixing grooves; 18. a universal ball head; 19. a universal ball sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a vertebral nail with adjustable direction, comprising:
according to the figure 1 and the figure 4, the hemostatic nail fixing device comprises two fixing plates 1, patches 2 are fixedly arranged at the bottom ends of the two fixing plates 1, the patches 2 are convenient for fixing the fixing plates 1 on a human body, hemostatic plates 4 are fixedly connected to the inner sides of the two fixing plates 1 through elastic strips 3, the hemostatic plates 4 are convenient for hemostasis of local parts of the human body, clamping seats 10 are fixedly arranged at the two sides of the bottom ends of the two hemostatic plates 4, the clamping seats 10 are convenient for fixing hemostatic cotton bags 11, the hemostatic cotton bags 11 are correspondingly clamped and connected to the inner parts of the two clamping seats 10, the hemostatic cotton bags 11 are convenient to replace through clamping connection, supporting columns 6 are movably connected to the top ends of the two fixing plates 1 through adjusting structures, the supporting columns 6 are convenient for supporting brackets 9, the directions of the brackets 9 are convenient to adjust, the top ends of the two supporting columns 6 are movably connected with the brackets 9 through hinged seats 7, the, the pinhole has all been fixed to the one end of two articulated seats 7, the inside of two pinholes all alternates and is connected with round pin axle 8, two round pin axles 8 all alternate with the other end of the bracket 9 that corresponds and be connected, make things convenient for the dismantlement of bracket 9, bracket 9's direction adjustability is higher simultaneously, two round pin axle 8's both ends all are equipped with the spacing clamp, the spacing clamp that is equipped with prevents that round pin axle 8 from droing articulated seat 7, the fixed knot structure that is equipped with of one end of two brackets 9, the fixed knot who is equipped with constructs conveniently to fix centrum nail 5, fixed knot constructs's inboard threaded connection has centr.
According to fig. 1 combine as shown in fig. 2, it includes two universal bulb 18 to adjust the structure, universal bulb 18 that is equipped with can drive support column 6 and carry out the angle change, thereby change the angle of entry of centrum nail 5, fixed slot 17 has all been seted up at the middle part on 1 top of two fixed plates, the fixed slot 17 that is equipped with can install universal bulb 18, the inside at the fixed slot 17 that corresponds of the equal fixed mounting of two universal bulb 18, the outside of two universal bulb 18 all is equipped with universal ball cover 19, the equal fixed mounting of two universal ball cover 19 is in the bottom of the support column 6 that corresponds, rotation through universal bulb 18 drives support column 6 and moves.
According to fig. 1 with reference to fig. 3, the fixing structure comprises two semicircular fixing rings 12, the two semicircular fixing rings 12 are arranged to facilitate the disassembly of the fixing structure, the two semicircular fixing rings 12 are respectively fixedly connected with one ends of corresponding brackets 9, the inner sides of the two semicircular fixing rings 12 are fixedly provided with a plurality of circles of threads 16, the plurality of circles of threads 16 are in threaded connection with the vertebral body nail 5, and the plurality of circles of threads 16 are arranged to facilitate the screwing-in and nailing of the vertebral body nail 5.
Wherein, the both sides of two semi-circular solid fixed ring 12 are all fixed and are equipped with mounting panel 13, and the mounting panel 13 that is equipped with is convenient for two semi-circular solid fixed ring 12 to close, and is fixed complete, all fixes threaded hole 15 on four mounting panels 13, and equal threaded connection has double-screw bolt 14 between two corresponding screw holes 15, through double-screw bolt 14 and the threaded connection of screw hole 15 for two mounting panels 13 are fixed complete, thereby make things convenient for fixed knot to construct's structural stability.
When the centrum nail with the adjustable direction is used, two patches 2 are fixed on the surface skin of a patient, so that a fixing plate 1 is fixed on the body of the patient, two semicircular fixing rings 12 are combined together, two mounting plates 13 are completely attached together, a plurality of studs 14 are in threaded connection with corresponding threaded holes 15, the two mounting plates 13 are firmly fixed, a fixing structure is assembled, the centrum nail 5 is screwed into the fixing structure, a universal ball sleeve 19 at the bottom end of a supporting column 6 moves with a universal ball head 18 by shaking two supporting columns 6, the supporting columns 6 move by the movement of the universal ball head 18, so that the nail inserting direction of the centrum nail 5 is aligned with the spinal column embedding point, the centrum nail 5 is embedded into the spinal column embedding point, and when the centrum nail 14 is in threaded connection with the threaded holes 15, thereby dismantle fixed knot structure and open for centrum nail 5 breaks away from fixedly, because centrum nail 5 has entered into sufficient degree of depth, so centrum nail 5's income nail direction can not change, after centrum nail 5 gets into the backbone completely, the end operation, when the bleeding phenomenon takes place in the operation process, can use the cotton package 11 of stanching of the hemostasis of hemostasis board 4 bottom to stanch, the cotton package 11 of stanching is polluted the back, and the cotton package 11 of will stanching breaks away from the block with cassette 10, the cotton package 11 of hemostasis of renewal.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
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. The utility model provides a centrum nail with adjustable direction, includes two fixed plates (1), its characterized in that, two the bottom of fixed plate (1) is all fixed and is equipped with paster (2), two the inboard of fixed plate (1) all has hemostasis board (4), two through elastic strip (3) fixedly connected with the top of fixed plate (1) all has support column (6), two through adjusting structure swing joint the top of support column (6) all has bracket (9), two through articulated seat (7) swing joint the fixed structure that is equipped with of one end of bracket (9), the inboard threaded connection of fixed structure has centrum nail (5).
2. The adjustable direction vertebral nail of claim 1, wherein: the adjusting structure comprises two universal ball heads (18), two fixing grooves (17) and two are formed in the middle of the top end of the fixing plate (1) and are fixedly installed in the corresponding fixing grooves (17) of the universal ball heads (18) respectively, the outer sides of the universal ball heads (18) are respectively provided with a universal ball sleeve (19) in a sleeved mode, and the universal ball sleeves (19) are fixedly installed at the bottom ends of corresponding supporting columns (6).
3. The adjustable direction vertebral nail of claim 1, wherein: two the pinhole has all been fixed to the one end of articulated seat (7), two the inside of pinhole all alternates and is connected with round pin axle (8), two round pin axle (8) all alternate with the other end of the bracket (9) that corresponds and be connected, two the both ends of round pin axle (8) all are equipped with the spacing clamp.
4. The adjustable direction vertebral nail of claim 1, wherein: the fixing structure comprises two semicircular fixing rings (12), wherein the two semicircular fixing rings (12) are respectively fixedly connected with one ends of corresponding brackets (9), the inner sides of the semicircular fixing rings (12) are fixedly provided with a plurality of circles of threads (16), and the threads (16) are in threaded connection with the vertebral body nail (5).
5. The adjustable direction vertebral nail of claim 4, wherein: two the both sides of semi-circular solid fixed ring (12) are all fixed and are equipped with mounting panel (13), four equal fixed set up threaded hole (15) on mounting panel (13), corresponding two equal threaded connection has double-screw bolt (14) between screw hole (15).
6. The adjustable direction vertebral nail of claim 1, wherein: two clamping seats (10) are fixedly arranged on two sides of the bottom end of each hemostasis plate (4), and hemostasis cotton bags (11) are connected to the corresponding two clamping seats (10) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910942084.3A CN110664474B (en) | 2019-09-30 | 2019-09-30 | Centrum nail with adjustable direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910942084.3A CN110664474B (en) | 2019-09-30 | 2019-09-30 | Centrum nail with adjustable direction |
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| Publication Number | Publication Date |
|---|---|
| CN110664474A true CN110664474A (en) | 2020-01-10 |
| CN110664474B CN110664474B (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910942084.3A Active CN110664474B (en) | 2019-09-30 | 2019-09-30 | Centrum nail with adjustable direction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112263296A (en) * | 2020-11-20 | 2021-01-26 | 中国人民解放军陆军特色医学中心 | Concentric circular skin stretching closer |
| CN112603412A (en) * | 2021-01-15 | 2021-04-06 | 孙建 | Flat pressing type medical stapler and using method thereof |
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| CN112603412A (en) * | 2021-01-15 | 2021-04-06 | 孙建 | Flat pressing type medical stapler and using method thereof |
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| Publication number | Publication date |
|---|---|
| CN110664474B (en) | 2021-11-05 |
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Effective date of registration: 20211019 Address after: 430070 No. 28, Shucheng Road, Hongshan District, Wuhan City, Hubei Province (in Beigang Industrial Park) Applicant after: WUHAN YIJIABAO BIOLOGICAL MATERIAL CO.,LTD. Address before: 471002 No.82, Qiming South Road, Fuhe District, Luoyang City, Henan Province Applicant before: Luoyang Orthopedic-Traumatological Hospital Of Henan Province(Henan Provincial Orthopedic Hospital) |
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