CN208973960U - A kind of bilateral dynamic traction external fixator for orthopedics dep - Google Patents
A kind of bilateral dynamic traction external fixator for orthopedics dep Download PDFInfo
- Publication number
- CN208973960U CN208973960U CN201820965254.0U CN201820965254U CN208973960U CN 208973960 U CN208973960 U CN 208973960U CN 201820965254 U CN201820965254 U CN 201820965254U CN 208973960 U CN208973960 U CN 208973960U
- Authority
- CN
- China
- Prior art keywords
- cylindrical body
- spring
- body pedestal
- kirschner wire
- connecting rod
- 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
- 230000002146 bilateral effect Effects 0.000 title claims abstract description 16
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000004804 winding Methods 0.000 claims description 3
- 210000001145 finger joint Anatomy 0.000 abstract description 5
- 241000905957 Channa melasoma Species 0.000 abstract description 2
- 238000002560 therapeutic procedure Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010062575 Muscle contracture Diseases 0.000 description 2
- 208000006111 contracture Diseases 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 208000031737 Tissue Adhesions Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- -1 ether ketone Chemical class 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model discloses a kind of bilateral dynamic traction external fixator for orthopedics dep, including the first Kirschner wire, the left and right sides of first Kirschner wire is plugged on respectively in the spliced eye of the first cylindrical body pedestal and the second cylindrical body pedestal, the upper center of the first cylindrical body pedestal and the second cylindrical body pedestal is fixedly connected to connecting rod, and the top of two connecting rods is plugged with the second Kirschner wire, spring is socketed on the outside of the connecting rod, the upper end of the spring is fixedly connected with stubborn block, run through in the middle part of the left and right sides of the connecting rod and is provided with connectivity slot, second Kirschner wire is plugged on inside the connectivity slot of two connecting rods.The bilateral dynamic traction external fixator for orthopedics dep can allow for finger-joint early ambulant by being equipped with the structure of spring in articulations digitorum manus therapeutic process；By the overall structure of equipment, finger-joint face and fracture site will not be blocked in X-ray examination or plain film, overall structure is lightly easy-to-use.
Description
Technical field
The utility model relates to field of medical technology, specially a kind of bilateral dynamic traction external fixator for orthopedics dep.
Background technique
Some performance contracture of the orthopaedic disease of the nearly joint part of finger, main cause is extremely complex, wherein soft tissue
Adhesion, contracture, anchylosis, ligamentous joint tumour etc. are all wherein factors.Existing treatment is mainly using outside elastic traction
Fixed method and utensil, as Schenck outrigger, Suzuki rubber band traction outrigger, Inanami diamond shape outrigger and
Ligamentotaxor outrigger etc., but all there is swivel of hands after finger fixation to be unable to early ambulant, traction for the above various methodologies
Power cannot be adjusted freely, and when mounting and fixing support operates time-consuming and laborious, the defects of when perspective blocks articular surface, therefore we have proposed
A kind of bilateral dynamic traction external fixator for orthopedics dep.
Utility model content
The purpose of this utility model is to provide a kind of bilateral dynamic traction external fixator for orthopedics dep, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions: a kind of bilateral dynamic traction orthopaedics is fixed outside
Frame, including the first Kirschner wire, the left and right sides of first Kirschner wire are plugged on the first cylindrical body pedestal and the second cylinder respectively
In the spliced eye of body pedestal, the upper center of the first cylindrical body pedestal and the second cylindrical body pedestal is fixedly connected to connection
Bar, and the top of two connecting rods is run through and is plugged with the second Kirschner wire, and spring, institute are socketed on the outside of the connecting rod
The upper end for stating spring is fixedly connected with stubborn block, runs through in the middle part of the left and right sides of the connecting rod and is provided with connectivity slot, and described second gram
Family name's needle is plugged on inside the connectivity slot of two connecting rods.
Preferably, 3 spliced eyes, the spliced eye are provided on the first cylindrical body pedestal and the second cylindrical body pedestal
Equidistant arrangement is on the first cylindrical body pedestal and the second cylindrical body pedestal.
Preferably, the outer diameter of the first cylindrical body pedestal and the second cylindrical body pedestal is greater than spring inside diameter, the spring
Internal diameter is greater than connecting rod outer diameter.
Preferably, the front and rear sides side of the connectivity slot is wavy in circular arc.
Preferably, the gap between adjacent two spring wire of the spring is greater than the diameter of Kirschner wire, the spring
Tail end be fixedly connected with gapless winding spring.
Compared with prior art, the utility model has the beneficial effects that the bilateral dynamic traction external fixator for orthopedics dep, passes through
Structure equipped with spring is capable of fixing the position of the second Kirschner wire, while rotation spring, can provide to the second Kirschner wire upward
Or downward power, tractive force is applied to the second Kirschner wire, to retract joint space, achievees the effect that treatment, and close referring to
It can allow for finger-joint early ambulant in section therapeutic process；It, will not in X-ray examination or plain film by the overall structure of equipment
Finger-joint face and fracture site are blocked, overall structure is lightly easy-to-use, does not interfere adjacent finger activity.
Detailed description of the invention
Fig. 1 is the utility model section view；
Fig. 2 is the utility model connecting rod side view.
In figure: 1 second cylindrical body pedestal, 2 spliced eyes, 3 first Kirschner wires, 4 connecting rods, 5 second Kirschner wires, 6 connectivity slots,
7 springs, 8 stubborn blocks, 9 first cylindrical body pedestals.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of bilateral dynamic traction external fixator for orthopedics dep,
Including the first Kirschner wire 3, the left and right sides of first Kirschner wire 3 is plugged on the first cylindrical body pedestal 9 and the second cylinder respectively
In the spliced eye 2 of body pedestal 1,3 spliced eyes 2 are provided on the first cylindrical body pedestal 9 and the second cylindrical body pedestal 1, are inserted
Hole 2 is connect for the first Kirschner wire of grafting 3, the first cylindrical body pedestal 9 is fixedly connected with connection with the second cylindrical body pedestal 1
Bar 4,2 equidistant arrangement of spliced eye is on the first cylindrical body pedestal 9 and the second cylindrical body pedestal 1.The first cylindrical body base
The upper center of seat 9 and the second cylindrical body pedestal 1 is fixedly connected to connecting rod 4, and the top of two connecting rods 4 is passed through
Interspersed to be connected to the second Kirschner wire 5, connecting rod 4 is made of the nonmetallic and radiotransparent material of energy, preferred, polyethers ether ketone composite material
It is made, the first Kirschner wire 3 and the second Kirschner wire 5 are in order to be implanted into fixed finger proximal phalanx head and middle phalanx, the connection
The outside of bar 4 is socketed with spring 7, and spring 7 can give second to fix the position of the second Kirschner wire 5, while rotation spring 7
Kirschner wire 5 provides power upwardly or downwardly, can allow for finger-joint early ambulant, the first cylindrical body pedestal 9 and the
The race diameter of two cylindrical body pedestals 1 is greater than the diameter of 7 inner ring of spring, and the diameter of 7 inner ring of spring is greater than 4 outer ring of connecting rod
Diameter, the gap between adjacent two spring wire of the spring 7 is greater than the diameter of Kirschner wire 3, the tail end of the spring 7
It is fixedly connected with gapless winding spring, the upper end of the spring 7 is fixedly connected with stubborn block 8, twists block 8 for manual rotation spring
7, the left and right sides middle part of the connecting rod 4 is through connectivity slot 6 is provided with, and connectivity slot 6 is for the second Kirschner wire of grafting 5, the company
The front and rear sides side of through slot 6 is wavy in circular arc.Second Kirschner wire 5 is plugged on inside connectivity slot 6.
Working principle: bilateral dynamic traction external fixator for orthopedics dep when in use, successively at phalanx proximalis digitorum manus head center and
Middle phalanx distal end and the first Kirschner wire 3 and the second Kirschner wire 5 that 1 piece of diameter 1.2mm is respectively implanted perpendicular to finger axis, so
The left and right ends of the first Kirschner wire 3 and the second Kirschner wire 5 are symmetrically plugged in spliced eye 2 and connectivity slot 6 afterwards, and the second kirschner
Needle 5 is plugged in the gap between two spring wires of spring 7, by the two sides bending of the first Kirschner wire 3 and the second Kirschner wire 5
90 °, 5mm is stayed in cutting, and four ends that the second Kirschner wire 5 is plugged on spring 7 are respectively mounted the protection of rubber protective cap, then rotating missile
The stubborn block 8 of 7 upper end of spring applies tractive force to the second Kirschner wire 5 by the helical spring silk of spring 7, thus between retracting joint
Gap achievees the effect that treatment.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of bilateral dynamic traction external fixator for orthopedics dep, including the first Kirschner wire (3), it is characterised in that: first kirschner
The left and right sides of needle (3) is plugged on respectively in the spliced eye (2) of the first cylindrical body pedestal (9) and the second cylindrical body pedestal (1), institute
The upper center for stating the first cylindrical body pedestal (9) and the second cylindrical body pedestal (1) is fixedly connected to connecting rod (4), and two
The top of the connecting rod (4), which is run through, to be plugged with the second Kirschner wire (5), is socketed with spring on the outside of the connecting rod (4)
(7), the upper end of the spring (7) is fixedly connected with stubborn block (8), and the company of being provided with is run through in the middle part of the left and right sides of the connecting rod (4)
Through slot (6), the connectivity slot (6) that second Kirschner wire (5) is plugged on two connecting rods (4) are internal.
2. a kind of bilateral dynamic traction external fixator for orthopedics dep according to claim 1, it is characterised in that: first cylinder
3 spliced eyes (2) are provided on body pedestal (9) and the second cylindrical body pedestal (1), spliced eye (2) equidistant arrangement is first
On cylindrical body pedestal (9) and the second cylindrical body pedestal (1).
3. a kind of bilateral dynamic traction external fixator for orthopedics dep according to claim 1, it is characterised in that: first cylinder
The outer diameter of body pedestal (9) and the second cylindrical body pedestal (1) is greater than spring (7) internal diameter, and the internal diameter of the spring (7) is greater than connecting rod
(4) outer diameter.
4. a kind of bilateral dynamic traction external fixator for orthopedics dep according to claim 1, it is characterised in that: the connectivity slot
(6) front and rear sides side is wavy in circular arc.
5. a kind of bilateral dynamic traction external fixator for orthopedics dep according to claim 1, it is characterised in that: the spring (7)
Adjacent two spring wire between gap be greater than Kirschner wire (3) outer diameter, the tail end of the spring (7) be fixedly connected whether there is or not
Gap winding spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820965254.0U CN208973960U (en) | 2018-06-13 | 2018-06-13 | A kind of bilateral dynamic traction external fixator for orthopedics dep |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820965254.0U CN208973960U (en) | 2018-06-13 | 2018-06-13 | A kind of bilateral dynamic traction external fixator for orthopedics dep |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208973960U true CN208973960U (en) | 2019-06-14 |
Family
ID=66779094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820965254.0U Expired - Fee Related CN208973960U (en) | 2018-06-13 | 2018-06-13 | A kind of bilateral dynamic traction external fixator for orthopedics dep |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208973960U (en) |
-
2018
- 2018-06-13 CN CN201820965254.0U patent/CN208973960U/en not_active Expired - Fee Related
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Legal Events
| 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: 20190614 |