CN205924138U - Improved generation tibiofibula commissural arch clasping spine - Google Patents
Improved generation tibiofibula commissural arch clasping spine Download PDFInfo
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- CN205924138U CN205924138U CN201620620459.6U CN201620620459U CN205924138U CN 205924138 U CN205924138 U CN 205924138U CN 201620620459 U CN201620620459 U CN 201620620459U CN 205924138 U CN205924138 U CN 205924138U
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- fibula
- shin bone
- drag hook
- arm
- encircle
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Abstract
The utility model discloses improved generation tibiofibula commissural arch clasping spine adopts to have the temperature memory function, have the biocompatibility material simultaneously and makes, and encircle the body (2), and encircle the body (2) with the fibula and integrative and lie in the fibula and encircle the body (2) and erect fibula that row arranged and encircle arm (1), shin bone drag hook A (3) component by the fibula, the fibula surround arm (1) and have 1 pair at least, shin bone drag hook A (3) is located to be and erects a fibula that row arranged and surround between arm (1) along the shin bone direction and surround the body (2) planar central symmetry axis with the fibula and be 15 25 the contained angle run through the shin bone setting. The beneficial effect of the utility model: simple structure, reasonable in design, convenient, the safe and reliable of use avoid producing with deep peroneal nerve the anterior tibial artery in shank space before district muscle and the muscle and disturb, make the patient more comfortable, more be favorable to patient's bone fracture to heal up.
Description
Technical field
The utility model is related to medical instruments field and in particular to one kind that surgery, orthopaedics are used for implanting in diaphysis is beneficial to
The implants medical material modified Combined tibiofibular embracing fixator of the optimum healing of fracture.
Background technology
Inferior tibiofibular syndesmosis split damages and accounts for the 1%～11% of sprained ankle, can individually occur also can to merge ankle-joint its
His ligament injury or fracture dislocation, such as treatment not in time or process incorrect, often leave chronic ache, joint instability and traumatic
Arthritis, has a strong impact on ankle joint function.Therapeutic purposes are that requirement reaches anatomical reduction and effectively fixing, early stage work(as much as possible
Can take exercise, reduce complication and occur.
Existing clinical conventional being screwed, its shortcoming is：Deformation behavior is little, and taking exercise or bearing a heavy burden often leads to screw
Fatigue, fracture；Wound needs to perform the operation again fixing in taking-up after recovering；There is the possibility of broken nail, Inferior tibiofibular joint is detached again
Late relapse rate is high.1. fixing in conventional screw, in separation of Jower tibiofibular joint fixing means, clinician, advocating cortex bone more
Screw or lag screw are laterally fixed, for screw length, diameter, number, implantation direction, pass through cortex number, inside-fixture takes
, all there is dispute always in the problems such as go out the time.In treatment fracture of ankle joint with Jower tibiofibular joint damage, due to Ligament healing one
As within 6 weeks, ankle-joint can not carry out activity too early, prevent stress raisers, fragmentation of internal fixation objects, therefore advocate best
12 weeks after operation takes out screw；2. fixing in bioabsorbable interference screw, clinically it is typically chosen the absorbable of application diameter 3.5 4.5mm
Inferior tibiofibular joint fixed by screw, and bioabsorbable interference screw early stage just can reach stable fixation, and the degraded with screw absorbs, stress transfer
To lower tibiofibula ligament, Inferior tibiofibular joint function is restored.Therefore bioabsorbable interference screw has the following advantages：Avoid second operation, keep away
Exempt from the possibility of broken nail, avoid the possibility that when nail is pulled out, lower tibiofibula ligament ruptures again, but fixed effect does not know；3. shin
Fix in diseased hook and designed according to ankle-joint biomechanics characteristic by German Link company, have an advantage in that and can fix anatomical reduction
Reliability and lower tibiofibula has certain mobility, it is to avoid limited by ankle-joint dorsiflexion.Correlative study is reported, in distal tibial, lower tibiofibula
Shin calf hook is installed, so that Inferior tibiofibular joint can be made just to be maintained at after inserting cancellous bone screw at joint near-end 3 5cm from the front to the back
True position.Because shin calf hitcher has the advantages that not affect the rotation of fibula, moves up and down and Jower tibiofibular joint fine motion, therefore it is not required to
It is braked and early stage takes out inner matter, this will be helpful to damage the healing of ligament；4. button suture system is fixed, this system
It is applied to the fixation of lower tibiofibula ligament injury, have the advantages that soft fixing.Do screw way in Jower tibiofibular joint, introduce fixing material
Material, hangs over tunnel through shin bone, fibula surface button respectively.The more conventional screw of this system is fixed, and has simple, safe excellent
Point, more meets ankle-joint surrounding ligaments biomethanics and requires.Dead organ proves, button suture system fixation is in screw phase
When even better than screw is solid.Stress Relatively centralized, but fracture of fibula can not be solved the problems, such as simultaneously.
The present inventor's invention in the early time, Combined tibiofibular embracing fixator (201210029146.X) can solve above-mentioned well
Problem, is not only able to treat fracture of fibula additionally it is possible to the separation for the treatment of lower tibiofibula, also achieves satisfied treatment in actual applications
Effect, but the exploration discovery repeatedly through inventor, because the central symmetry axes that shin bone drag hook and fibula encircle body plane are in
60 ° -70 ° of angle, needs for shin bone drag hook to cross front side of shin bone in operation, is buckled in femoral surface and implements pressure tractive, makes
Shin bone and fibula are tightly drawn close, and reach treatment fracture of fibula and the effect of Distal tibiofibular diastasis, the therefore warp designed by the present invention
Encircle drag hook by the shin bone that fibula sends the muscle in shank space before area (is included：Tibialis anterior, extensor digitorum longus, musculus extensor hallucis longus and
Peroneus tertius) and intramuscular anterior tibial artery and deep peroneal nerve have interference.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of structure simple, reasonable in design, use
Convenient, safe and reliable, it is to avoid the muscle to shank space before area and intramuscular anterior tibial artery and deep peroneal nerve generation interference, make
Patient is more comfortable, be more beneficial for the modified Combined tibiofibular embracing fixator of patient's bone injury healing.
The utility model modified Combined tibiofibular embracing fixator, using having temperature memory function, have biofacies simultaneously
Capacitive material is made, by fibula encircle body and with fibula encircle body one and be located at fibula encircle body erect row arrange fibula ring
Arm, shin bone drag hook A are constituted, and described fibula encircles that arm at least 1 is right, and shin bone drag hook A is located at the fibula ring in perpendicular row arrangement
The central symmetry axes encircling body plane along shin bone direction and with fibula between arm are in 15 ° -25 ° of angle and run through shin bone
Setting.The muscle to shank space before area and intramuscular anterior tibial artery and deep peroneal nerve can be avoided to produce interference.Described shin
The envelope line length of bone retractor A coupler body is more than diameter or the radius of shin bone.
It is in arc that the fibula that described shin bone drag hook B is located in perpendicular row arrangement encircles gap between calf, shin bone of fitting between arm
Degree extends to femoral surface.The friction for shank space before area muscle for the shin bone drag hook B can be slowed down, between laminating calf, shin bone
Gap is in the design of radian, more meets body biomechanicses feature, at utmost avoids the muscle to shank space before area and flesh
Anterior tibial artery in meat and deep peroneal nerve produce interference.
Described each pair fibula encircles arm two ends and each shin bone drag hook A, shin bone drag hook B both sides are provided with anti-skidding ratchet.Have
The effect of optimal fixed effect.
The beneficial effect of the utility model modified Combined tibiofibular embracing fixator：
1) fibula that shin bone drag hook A is located in perpendicular row arrangement is encircled between arm along shin bone direction and is encircled body with fibula and puts down
The central symmetry axes in face are in the design that 15 ° -25 ° of angle runs through shin bone, or shin bone drag hook B is located at the calf in perpendicular row arrangement
Bone encircles the design that gap between calf, shin bone of fitting between arm extends to femoral surface in radian, does not disturb lower tibiofibula nerve blood
Pipe and musculature, meet biomechanics characteristic, have that stretching resistance is strong, elasticity and toughness is relatively strong, Inferior tibiofibular joint can with fine motion,
Can early functional exercise, have stretching resistance strong, compared with strong elasticity and toughness, allow Jower tibiofibular joint light activity, early function forging
The advantages of refining；
2) structure is simple, reasonable in design, easy to use, safe and reliable, it is to avoid avoid the muscle to shank space before area and
Intramuscular anterior tibial artery and deep peroneal nerve produce interference, make that patient is more comfortable, be more beneficial for patient's bone injury healing, better than other
Inevitably defect is that its deformation behavior is little to Inferior tibiofibular joint fixing device great majority, and taking exercise or bearing a heavy burden often leads to screw
Fatigue, fracture, wound needs to perform the operation again fixing in taking-up after recovering, detached late relapse rate is high again for Inferior tibiofibular joint.
Brief description
Fig. 1 is the structural representation of the first embodiment of the utility model.
Fig. 2 is the front view of the first embodiment of the utility model.
Fig. 3 is the structural representation of the utility model second embodiment.
Fig. 4 is the structural representation of the third embodiment of the utility model.
In figure：Fibula encircles arm 1, fibula encircles body 2, shin bone drag hook A 3, anti-skidding ratchet 4, shin bone drag hook B 5.
Specific embodiment
Below with reference to accompanying drawing 1,2,3, the utility model is described in further detail.
Embodiment 1.
The utility model encircles arm 1 by fibula, fibula encircles body 2, shin bone drag hook A 3, anti-skidding ratchet 4 form, specifically
Structure is as shown in accompanying drawing 1,2：Using there is temperature memory function, there is biocompatible materials make simultaneously, encircled by fibula
Body 2 and encircle body 2 one with fibula and be located at fibula and encircle body 2 and erect the fibula that row arrange and encircle arm 1, shin bone drag hook A 3 structure
Become, described fibula encircles that arm 1 at least 1 is right, the fibula that shin bone drag hook A 3 is located in perpendicular row arrangement encircle between arm 1 along
Shin bone direction the central symmetry axes encircling body 2 plane with fibula are in that 15 ° -25 ° of angle runs through shin bone setting, described shin
The quantity of bone retractor A 3 is two, and its two shin bone drag hook A 3 are in that the mode dorsad mutually leaned on is symmetrically extended so that fixing more
Reliable, firm.Described each pair fibula is encircled arm 1 two ends and each shin bone drag hook A 3 both sides and is provided with anti-skidding ratchet 4.
Using method：In brine ice, fibula is encircled arm 1 with distraction forcep to launch, make every a pair of fibula encircle opening of arm 1
Open-width degree is more than fibula diameter, is placed on fibula, launches, close to straight, shin bone to be bored a hole by shin bone drag hook A 3 simultaneously, then by shin
Bone retractor A 3 passes via distal tibial tunnel, then encircles arm 1 with hot salt brine hot compress fibula, shin bone drag hook A 3 makes its shape
Continuous pressurization after shape recovery, fibula is encircled arm 1 and is held fibula tightly, fixing in formation, is conducive to diseased symphysis, shin bone drag hook A
3 pass via distal tibial tunnel and are strained and fixed, and do not disturb lower tibiofibula neural blood vessel and musculature, meet biomethanics
Feature, makes fibula and shin bone tightly draw close, no longer separates, and promotes the growth of the ligament between lower tibiofibula, reaches treatment fibula bone
Folding and the effect of Distal tibiofibular diastasis.
Embodiment 2.
The utility model encircles arm 1 by fibula, fibula encircles body 2, shin bone drag hook A 3, anti-skidding ratchet 4 form, such as accompanying drawing
2nd, shown in 3, with described in embodiment 1, the quantity of described shin bone drag hook A 3 is one to specific structure, and the suitable condition of the injury is gentlier suffered from
Person uses.
Specific using method is with described in embodiment 1.
Embodiment 3.
Concrete structure of the present utility model is：Using there is temperature memory function, there is biocompatible materials system simultaneously
Become, encircled body 2 and encircled body 2 one with fibula and be located at fibula and encircle body 2 and erect the fibula that row arrange and encircle arm 1, shin by fibula
Bone retractor B 5 is constituted, and described fibula encircles that arm 1 at least 1 is right, and described shin bone drag hook B 5 is located at the calf in perpendicular row arrangement
Bone is encircled gap between calf, shin bone of fitting between arm 1 and is extended to femoral surface in radian.Specific structure is as shown in Figure 4.
Using method：In brine ice, fibula is encircled arm 1 with distraction forcep to launch, make every a pair of fibula encircle opening of arm 1
Open-width degree is more than fibula diameter, is placed on fibula, launches, close to straight, shin bone drag hook B 5 to be crossed by shin bone drag hook B 5 simultaneously
Front side of shin bone, is buckled in femoral surface, then encircles arm 1 with hot salt brine hot compress fibula, shin bone drag hook B 5 makes its shape can after recovering
Persistent pressure, fibula is encircled arm 1 and is held fibula tightly, fixing in formation, is conducive to diseased symphysis, and shin bone drag hook B 5 fits calf, shin
Between bone, gap extends to femoral surface in radian and is strained and fixed, and can slow down shin bone drag hook for shank space before area flesh
The friction of meat, between laminating calf, shin bone, gap is in the design of radian, more meets body biomechanicses feature, at utmost avoids
Force tractive to produce interference to the muscle in shank space before area and intramuscular anterior tibial artery and deep peroneal nerve, make fibula and shin
Bone is tightly drawn close, and no longer separates, and promotes the growth of the ligament between lower tibiofibula, reaches treatment fracture of fibula and Distal tibiofibular diastasis
Effect.
Claims (5)
1. modified Combined tibiofibular embracing fixator, using there is temperature memory function, there is biocompatible materials make simultaneously,
By fibula encircle body (2) and with fibula encircle body (2) one and be located at fibula encircle body (2) erect arrange arrange fibula encircle arm
(1), shin bone drag hook A (3) constitute, described fibula encircle arm (1) at least 1 to it is characterised in that：Shin bone drag hook A (3) is located at
Fibula in perpendicular row arrangement encircles between arm (1) central symmetry axes encircling body (2) plane along shin bone direction and with fibula
In 15 ° -25 ° of angle.
2. modified Combined tibiofibular embracing fixator as claimed in claim 1 it is characterised in that：Described shin bone drag hook A (3)
Quantity is 1 or 2.
3. modified Combined tibiofibular embracing fixator as claimed in claim 1 or 2 it is characterised in that：Described shin bone drag hook A
(3) the envelope line length of coupler body is more than diameter or the radius of shin bone.
4. modified Combined tibiofibular embracing fixator as claimed in claim 1 it is characterised in that：Shin bone drag hook B (5) is located in perpendicular
The fibula of row arrangement is encircled gap between calf, shin bone of fitting between arm (1) and is extended to femoral surface in radian.
5. the modified Combined tibiofibular embracing fixator as described in claim 1 or 4 it is characterised in that：Described each pair fibula is encircled
Arm (1) two ends and each shin bone drag hook A (3), shin bone drag hook B (5) both sides are provided with anti-skidding ratchet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620620459.6U CN205924138U (en) | 2016-06-21 | 2016-06-21 | Improved generation tibiofibula commissural arch clasping spine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620620459.6U CN205924138U (en) | 2016-06-21 | 2016-06-21 | Improved generation tibiofibula commissural arch clasping spine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205924138U true CN205924138U (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620620459.6U Expired - Fee Related CN205924138U (en) | 2016-06-21 | 2016-06-21 | Improved generation tibiofibula commissural arch clasping spine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205924138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742820A (en) * | 2018-09-06 | 2018-11-06 | 山东威高骨科材料股份有限公司 | Inferior tibiofibular joint fixation guider |
-
2016
- 2016-06-21 CN CN201620620459.6U patent/CN205924138U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742820A (en) * | 2018-09-06 | 2018-11-06 | 山东威高骨科材料股份有限公司 | Inferior tibiofibular joint fixation guider |
| CN108742820B (en) * | 2018-09-06 | 2020-03-24 | 山东威高骨科材料股份有限公司 | Guiding device for lower tibiofibular union fixation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20170621 |