CN209301280U - A kind of far-end locking steel plate with lower tibiofibula screw guide function - Google Patents
A kind of far-end locking steel plate with lower tibiofibula screw guide function Download PDFInfo
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- CN209301280U CN209301280U CN201821261971.1U CN201821261971U CN209301280U CN 209301280 U CN209301280 U CN 209301280U CN 201821261971 U CN201821261971 U CN 201821261971U CN 209301280 U CN209301280 U CN 209301280U
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- steel plate
- lower tibiofibula
- tibiofibula screw
- plate ontology
- hole
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Abstract
The utility model relates to a kind of far-end locking steel plates with lower tibiofibula screw guide function, solve external malleolus steel plate used in clinic, because steel plate width caused by the placement of lower tibiofibula screw to stopping, lead to the problem of surgical procedure inconvenience, its key points of the technical solution are that including, steel plate ontology；And lower tibiofibula screw pilot sleeve；The steel plate ontology is the anatomical shape being bonded on the outside of fibula；The lower tibiofibula screw pilot sleeve is hollow circle tube structure, for being oriented to merging lower tibiofibula screw；It is offered on the steel plate ontology and completes the lower tibiofibula screw pilot hole that guiding is placed in the lower tibiofibula screw for the lower tibiofibula screw pilot sleeve；The dual-purpose hole in fibula proximal end is offered on the steel plate ontology；The dual-purpose hole in fibula proximal end is for fixing the steel plate ontology and reseting fracture block.Reach convenient for surgical procedure, the purpose for improving lower tibiofibula reset effect, while reducing hand fluoroscopy during operation number, saving operating time.
Description
Technical field
The utility model relates to bone fracture internal fixation material technical fields, in particular to a kind of that there is lower tibiofibula screw to be oriented to function
The far-end locking steel plate of energy.
Background technique
Sprained ankle is very common in orthopaedics, according to sprained ankle mechanism, lower tibiofibula damage mostly with outer injury of ankle,
Incidence through statistics lower tibiofibula damage in fracture of ankle joint is up to 13%, and in the fracture of ankle joint for needing operative treatment
For incidence up to 20%, some scholars report its incidence up to 37%.The outer fracture of ankle multi-pass of operative treatment crosses lag screw reset
It is to place lower tibiofibula screw that " goldstandard " for neutralizing steel plate, and treating lower tibiofibula damage is placed in external malleolus side after the pressurization broken ends of fractured bone.
The laying method of lower tibiofibula screw is divided into through steel plate with without two kinds of steel plate, when placing lower tibiofibula screw, is based on solution
Cut open and iconography studies have shown that above ankle-joint horizontal clearance in same plane shin bone and fibula sagittal plain rotation center
The vector axis of line be most preferably to set nail direction, within the mean place of the axis is located at away from fibula lateral cortex vertex 2.5mm, and
100% passes through internal malleolus first half, and the average best entry point of external malleolus is located at external malleolus highest point 0.06mm to the rear, towards before internal malleolus midpoint
Square 4.43mm.The reserved nail hole of institute is more on external malleolus steel plate used in clinic, and because steel plate width influences, lower tibiofibula screw is difficult to through steel
Plate is placed, and the steel plate that side is placed causes to stop to the placement of the lower tibiofibula screw without steel plate, causes surgical procedure inconvenient.
Therefore needing to design a kind of convenient for surgical procedure and can improve the external malleolus steel plate of lower tibiofibula reset effect.
Utility model content
The purpose of the utility model is to provide a kind of far-end locking steel plates with lower tibiofibula screw guide function, have just
In surgical procedure, improve lower tibiofibula reset effect and the advantages of save operating time.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of with lower tibiofibula spiral shell
Follow closely the far-end locking steel plate of guide function, comprising: steel plate ontology；And lower tibiofibula screw pilot sleeve；The steel plate ontology is
The anatomical shape being bonded on the outside of fibula；The lower tibiofibula screw pilot sleeve is hollow circle tube structure, for being oriented under merging
Shin calf screw；It is offered on the steel plate ontology and completes the guiding merging lower tibiofibula spiral shell for the lower tibiofibula screw pilot sleeve
The lower tibiofibula screw pilot hole of nail；The dual-purpose hole in fibula proximal end is offered on the steel plate ontology；It uses in the dual-purpose hole in fibula proximal end
In the fixation steel plate ontology and reseting fracture block, the steel plate body proximal end design of different length has the calf of different number
The dual-purpose hole of proximal bone is to be adapted to the patients of different heights.
The further setting of the utility model, the steel plate ontology are equipped with the preceding medial plane for being bonded the fibula, patch
Close the cristae lateralis dent of the fibula and the rear medial plane of the fitting fibula；
The further setting of the utility model, the lower tibiofibula screw pilot sleeve include: set on the lower tibiofibula screw
The screwed guider head end of pilot sleeve one end；Hollow cylindrical in the middle part of the lower tibiofibula screw pilot sleeve
Stack shell；And set on the lower tibiofibula screw pilot sleeve other end, for the lower tibiofibula screw insertion pilot hole；
The lower tibiofibula screw pilot hole is located at 2-3cm above ankle-joint horizontal clearance；The lower tibiofibula screw pilot hole side wall is equipped with
For the screw thread of guider head end connection.
The further setting of the utility model positions and is fixed temporarily institute when offering for resetting on the steel plate ontology
State the Kirschner wire interim fixing hole of steel plate ontology.
The further setting of the utility model offers distal fibular lock hole on the steel plate ontology；The fibula is remote
End lock hole is poor suitable for sclerotin with stronger holding power for fixing the steel plate ontology and reseting fracture block
Patient.
The further setting of the utility model, the lower tibiofibula screw pilot hole and the distal fibular lock hole and institute
The diameter for stating the dual-purpose hole in fibula proximal end is 3.5mm；The internal diameter of the lower tibiofibula screw pilot sleeve is 3.5mm.
In conclusion the utility model has the following beneficial effects:
1, according to dissection fitting in operation, after placing steel plate ontology on external malleolus, by the dual-purpose hole in fibula proximal end by steel plate
While ontology replacement and fixation is at outer fracture of ankle, the lower tibiofibula spiral shell of reserved placement lower tibiofibula screw is designed on steel plate ontology
Pilot hole is followed closely, under standard position, avoids caring for line according to fracture situation, selects proper height, lower tibiofibula screw pilot sleeve
Lower tibiofibula screw is placed for being oriented to, improves lower tibiofibula reset effect, to reach convenient for surgical procedure and saving operating time.
2, steel plate ontology be equipped with the fitting preceding medial plane of fibula, cristae lateralis dent and rear medial plane, make
Obtaining steel plate ontology can be bonded completely with fibula dissection side, and convenient for steel plate ontology to the fixed function of fibula, it can be to lower shin
Calf reaches preferable reset effect, and the steel plate body proximal end of different length is provided with the dual-purpose hole in fibula proximal end of different number,
To be adapted to the patient of different heights.
3, lower tibiofibula screw pilot hole is threadedly connected to by the guider head end of lower tibiofibula screw pilot sleeve one end, into
And be connected to lower tibiofibula screw pilot sleeve is stable on steel plate ontology, and convenient for merging lower tibiofibula screw, to reseting fracture
Block is fixed.
Detailed description of the invention
Fig. 1 is the far-end locking steel plate light plate ontology in the utility model embodiment with lower tibiofibula screw guide function
Structural schematic diagram；
Fig. 2 is the lower tibiofibula in the far-end locking steel plate in the utility model embodiment with lower tibiofibula screw guide function
The structural schematic diagram of screw pilot sleeve.
Description of symbols: 1, steel plate ontology；2, lower tibiofibula screw pilot sleeve；20, guider head end；21, stack shell；
22, pilot hole；10, lower tibiofibula screw pilot hole；11, the dual-purpose hole in fibula proximal end；12, preceding medial plane；13, cristae lateralis dent；
14, rear medial plane；15, Kirschner wire interim fixing hole；16, distal fibular lock hole.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Embodiment: as shown in Figure 1, a kind of far-end locking steel plate with lower tibiofibula screw guide function, comprising: steel plate sheet
Body 1；And lower tibiofibula screw pilot sleeve 2；Steel plate ontology 1 is the anatomical shape being bonded on the outside of fibula；Lower tibiofibula screw guiding
Sleeve 2 is hollow circle tube structure, for being oriented to merging lower tibiofibula screw；It offers on steel plate ontology 1 and is led for lower tibiofibula screw
The lower tibiofibula screw pilot hole 10 of guiding and merging lower tibiofibula screw is completed to sleeve 2；It is close that fibula is offered on steel plate ontology 1
Hold dual-purpose hole 11；The dual-purpose hole 11 in fibula proximal end is used for fixation steel plate ontology 1 and reseting fracture block, offers on steel plate ontology 1
Distal fibular lock hole 16；Distal fibular lock hole 16 is used for fixation steel plate ontology 1 and reseting fracture block, has stronger
Holding force, the patient poor suitable for sclerotin.
As shown in Figure 1, the steel plate has the anatomical shape on the outside of fitting fibula, it is anatomical plate；Steel plate has difference
Length, the diameter for being equipped with proximal end different number is the dual-purpose hole 11 in fibula proximal end of 3.5mm, to adapt to the patient of different heights, steel
The multiple diameters in 1 middle section of plate ontology are the lower tibiofibula screw pilot hole 10 of 3.5mm, to adapt to the patient of different heights and avoid fracturing
Line, which is bonded anatomical shape on the outside of fibula, on the ridge that lower tibiofibula screw pilot hole 10 is designed on the outside of fibula,
More existing steel plate more meets the anatomical structure of lower tibiofibula and rotates to line；16 diameter of distal fibular lock hole be 3.5mm, have compared with
Strong holding power is applicable to the poor patient of sclerotin；Entire steel plate ontology 1 is dissection design, and small volume facilitates merging simultaneously
The destruction to skin blood fortune can be reduced, the foreign body sensation during patient's indwelling steel plate is reduced, to improve surgical quality, improves operation
Effect.
1 proximal end of the steel plate ontology design of different length has the dual-purpose hole 11 in the fibula proximal end of different number, to be adapted to difference
The patient of height, the Kirschner wire for positioning and being fixed temporarily steel plate ontology 1 when being also provided with for resetting on steel plate ontology 1 are temporarily solid
Determine hole 15.
Steel plate ontology 1 be equipped with the fitting preceding medial plane 12 of fibula, cristae lateralis dent 13 and rear medial plane
14, enable steel plate ontology 1 to dissect side with fibula and is bonded completely, and convenient for steel plate ontology 1 to the fixed function of fibula, it can
Preferable reset effect is reached to lower tibiofibula.
Lower tibiofibula screw pilot sleeve 2 is hollow circle tube structure, comprising: is set to 2 one end of lower tibiofibula screw pilot sleeve
Screwed guider head end 20；Set on the stack shell 21 of the hollow cylindrical at 2 middle part of lower tibiofibula screw pilot sleeve；With
And the pilot hole 22 set on 2 other end of lower tibiofibula screw pilot sleeve, pilot hole 22 is inserted into for lower tibiofibula screw, in this implementation
In example, lower tibiofibula screw pilot hole 10 is that the os integumentale screw that three diameters are 3.5mm sets nail hole, is located at ankle-joint horizontal clearance
Top 2-3cm, 10 side wall of lower tibiofibula screw pilot hole are equipped with the screw thread that connects for guider head end 20, by guider when use
Head end 20 is placed in lower tibiofibula screw pilot hole 10, and ankle-joint is turned up 20 °, horizontal by 30 ° of angles with 3.5mm bit bore
Afterwards, it is placed in lower tibiofibula screw, lower tibiofibula screw passes through 3 layers of cortical bone.
The embodiment further includes the operation method based on above-mentioned novel fibula distal end locking steel plate:
1. after anaesthetizing successfully, patient makes even clinostatism, tourniquet in suffering limb, routine disinfection drape；
2. making anterior limited thoracotomy in Ipsilateral external malleolus, fracture end is separated and appeared, fracture end hemotoncus is removed, fracture traction is answered
Behind position, one piece of lower tibiofibula screw is screwed into perpendicular to fracture line and is fixed, after perspective external malleolus resets satisfaction, steel plate ontology 1 is placed in outer
It is screwed after ankle cristae lateralis；
3. making lower tibiofibula stress test in art, such as there is Distal tibiofibular diastasis, then needs merging lower tibiofibula screw, it will be outside ankle-joint
20 ° are turned over, guider head end 20 is placed in lower tibiofibula screw pilot hole 10, horizontal by 30 ° of angles with 3.5mm bit bore
Afterwards, it is placed in lower tibiofibula screw, screw passes through 3 layers of cortical bone；
4. checking that fracture fixation is secured, after perspective resets satisfaction, notch, art finish layer-by-layer suture everywhere.
Specific work process and principle: pass through after placing steel plate ontology 1 on external malleolus in operation according to dissection fitting
The dual-purpose hole 11 in fibula proximal end by 1 replacement and fixation of steel plate ontology at outer fracture of ankle while, designed on steel plate ontology 1 reserved
The lower tibiofibula screw pilot hole 10 for placing lower tibiofibula screw is avoided caring for line according to fracture situation, selection is closed under standard position
Suitable height, lower tibiofibula screw pilot sleeve 2 place lower tibiofibula screw for being oriented to, convenient to reach surgical procedure, improve lower shin
Diseased reset effect, while hand fluoroscopy during operation number can be reduced, save the purpose of operating time.
Claims (6)
1. a kind of far-end locking steel plate with lower tibiofibula screw guide function characterized by comprising steel plate ontology (1)；
Lower tibiofibula screw pilot sleeve (2)；And
The steel plate ontology (1) is the anatomical shape being bonded on the outside of fibula；
The lower tibiofibula screw pilot sleeve (2) is hollow circle tube structure, for being oriented to merging lower tibiofibula screw；
It is offered on the steel plate ontology (1) and completes the guiding merging lower tibiofibula for the lower tibiofibula screw pilot sleeve (2)
The lower tibiofibula screw pilot hole (10) of screw；
The dual-purpose hole in fibula proximal end (11) is offered on the steel plate ontology (1)；
The dual-purpose hole in fibula proximal end (11) is for fixing the steel plate ontology (1) and reseting fracture block, the institute of different length
Stating the design of steel plate ontology (1) proximal end has the dual-purpose hole in fibula proximal end (11) of different number to be adapted to the patient of different heights.
2. a kind of far-end locking steel plate with lower tibiofibula screw guide function according to claim 1, which is characterized in that
The steel plate ontology (1) be equipped with the fitting preceding medial plane (12) of fibula, cristae lateralis dent (13) and rear outside it is flat
Face (14).
3. a kind of far-end locking steel plate with lower tibiofibula screw guide function according to claim 1, which is characterized in that
The lower tibiofibula screw pilot sleeve (2) includes:
Screwed guider head end (20) set on described lower tibiofibula screw pilot sleeve (2) one end；
The stack shell (21) of hollow cylindrical in the middle part of the lower tibiofibula screw pilot sleeve (2)；And
Set on lower tibiofibula screw pilot sleeve (2) other end, for the lower tibiofibula screw insertion pilot hole (22)；
The lower tibiofibula screw pilot hole (10) is located at 2-3cm above ankle-joint horizontal clearance；
Lower tibiofibula screw pilot hole (10) side wall is equipped with the screw thread for the guider head end (20) connection.
4. a kind of far-end locking steel plate with lower tibiofibula screw guide function according to claim 1, which is characterized in that
The Kirschner wire for positioning and being fixed temporarily the steel plate ontology (1) when offering on the steel plate ontology (1) for resetting is temporarily solid
Determine hole (15).
5. a kind of far-end locking steel plate with lower tibiofibula screw guide function according to claim 1, which is characterized in that
Distal fibular lock hole (16) are offered on the steel plate ontology (1)；
The distal fibular lock hole (16) has stronger for fixing the steel plate ontology (1) and reseting fracture block
Holding force, the patient poor suitable for sclerotin.
6. a kind of far-end locking steel plate with lower tibiofibula screw guide function according to claim 5, which is characterized in that
The lower tibiofibula screw pilot hole (10) and the distal fibular lock hole (16) and the dual-purpose hole in fibula proximal end (11)
Diameter is 3.5mm；
The internal diameter of the lower tibiofibula screw pilot sleeve (2) is 3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821261971.1U CN209301280U (en) | 2018-08-04 | 2018-08-04 | A kind of far-end locking steel plate with lower tibiofibula screw guide function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821261971.1U CN209301280U (en) | 2018-08-04 | 2018-08-04 | A kind of far-end locking steel plate with lower tibiofibula screw guide function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209301280U true CN209301280U (en) | 2019-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821261971.1U Expired - Fee Related CN209301280U (en) | 2018-08-04 | 2018-08-04 | A kind of far-end locking steel plate with lower tibiofibula screw guide function |
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| Country | Link |
|---|---|
| CN (1) | CN209301280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111281515A (en) * | 2020-02-25 | 2020-06-16 | 自贡市第四人民医院(自贡市急救中心) | Fracture fixing auxiliary tool |
-
2018
- 2018-08-04 CN CN201821261971.1U patent/CN209301280U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111281515A (en) * | 2020-02-25 | 2020-06-16 | 自贡市第四人民医院(自贡市急救中心) | Fracture fixing auxiliary tool |
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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: 20190827 Termination date: 20200804 |
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| CF01 | Termination of patent right due to non-payment of annual fee |