CN207506627U - A kind of locking external fixer for treatment of distal radius fracture - Google Patents
A kind of locking external fixer for treatment of distal radius fracture Download PDFInfo
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- CN207506627U CN207506627U CN201720271616.1U CN201720271616U CN207506627U CN 207506627 U CN207506627 U CN 207506627U CN 201720271616 U CN201720271616 U CN 201720271616U CN 207506627 U CN207506627 U CN 207506627U
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- fixing piece
- distal radius
- screw
- bar shaped
- fracture
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Abstract
The utility model is related to a kind of locking external fixers for treatment of distal radius fracture, belong to the field of medical instrument technology.This locking external fixer includes frame body and screw, frame body includes T shapes fixing piece and bar shaped fixing piece, it is evenly equipped with threaded hole respectively on T shapes fixing piece and bar shaped fixing piece, threaded hole and the screw thread of screw tail portion match, T shape fixing pieces is made to be fixed in the back side bone block of distal radius, bar shaped fixing piece is fixed on the radius side of distal radius, realizes the fracture of distal radius and resets locking.Few using the small bleeding of this locking external fixer wound, notch reduces at double, the small beauty of scar；Postoperative complication is substantially reduced.Second operation taking-up is not needed to, medical expense is saved for patient.And it is light-weight, patient's pain is small, is conducive to the rehabilitation of patient.This locking external fixer, screw way damage is small, and screw way complication is less, improves the safety of operation；Due to being not across arthrodesis, reduce operation to carpal interference.
Description
Technical field
The utility model is related to a kind of outer fixedly locked fixing devices for treatment of distal radius fracture, belong to Medical treatment device
Tool technical field.
Background technology
Fracture of distal radius is common fracture, and operative treatment is one of main treatment means, and therapeutic purposes are to fracture
Position carries out replacement and fixation, and fixing means has interior fixation and outer fixes two kinds.Interior fixation by the use of plate screw as material is
Current clinically main treatment means, it is interior fixed the shortcomings that be that operation wound is big, long incision, scar is apparent, after union,
Internal fixation steel plate, due to foreign body reaction, nerve stimulation, psychology etc., some patientss need second operation to take out, for old age
People particularly eats anticoagulation such as aspirin etc., and internal fixation operation of cutting and resetting has specific operation risk, greatly limits interior
Fixed application；External fixing rack is the safety selection for the treatment of, and the structure of traditional external fixing rack is as shown in Figure 1, mainly include one
Elongated frame body 1, multiple clamp screws 2, fixing screws 3 and turning joint 4；This spline structure is adaptation different crowd skeletal size,
Frame body adjustable in length, fracture fixing screw 3 is fixed by clamp screws 2 and adjustment length；Turning joint adjustable-angle.But
Due to the frame body volume large and bulky of traditional external fixing rack, complicated for operation, fixed effect is poor, easy loosening, in addition across pass
Section is fixed so that wrist joint function is frequently subjected to influence, therefore traditional external fixing rack is applied in the treatment of fracture of distal radius
There is also clearly disadvantageous.
Invention content
The purpose of this utility model is to propose a kind of locking external fixer for treatment of distal radius fracture, is changed
The structure of the external fixing rack for the treatment of of distal radius fracture is useful for, to overcome the structural disadvantages of traditional external fixing rack, simplifies radius
The therapeutic process of fracture of distal, and effectively reduce the complication for the treatment of of distal radius fracture.
The utility model proposes the locking external fixer for treatment of distal radius fracture, including frame body and screw
Nail；The frame body includes T shapes fixing piece and bar shaped fixing piece, and screw thread is evenly equipped with respectively on T shapes fixing piece and bar shaped fixing piece
Hole, threaded hole and the screw thread of screw tail portion match, and T shape fixing pieces are made to be fixed in the back side bone block of distal radius, bar shaped is solid
Determine the radius side that part is fixed on distal radius, realize the fracture of distal radius and reset locking.
In above-mentioned locking external fixer, the T shapes fixing piece and bar shaped fixing piece stainless steel, aluminium alloy, titanium close
Any one of gold, carbon steel or carbon fiber material preparation.
The utility model proposes the locking external fixer for treatment of distal radius fracture, advantage is：
1st, the locking external fixer of the utility model is used for external, belongs to outer fixed category, therefore the small bleeding of wound is few,
There is no notch or notch to reduce at double, positioned at fracture area, incision complication is substantially reduced, and scar is small, beautiful.Due to not having
There are notch or small notch, the patient for eating anticoagulation such as aspirin is particularly for the elderly, operation safety greatly improves.
2nd, using locking external fixer for external, foreign body reaction caused by implants, nerve stimulation, viscous is overcome
The complication such as company significantly reduce；Operating difficulty reduces, and operating time shortens, and risk reduces, and young doctor is easily mastered, and study is bent
Line shortens.
3rd, the locking external fixer of the utility model does not need to secondary hospitalisation for surgery and takes out oar due to being outer fixation
It is fixed in bone distal end, the risk of second operation is avoided, and medical expense is saved for patient.
4th, it is light that stainless steel, titanium alloy, carbon fiber or aluminium alloy etc. may be used in the locking external fixer of the utility model
Section bar material, more small than traditional external fixing rack, light-weight, patient's pain is small, is conducive to Rehabilitation.
5th, the locking external fixer of the utility model, may be used Kirschner Wire Drilling, compared with the punching of traditional electric drill,
Damage small, screw way complication is less, improves the safety of operation.
6th, the locking external fixer of the utility model, back side screw are designed for polished rod, it is possible to reduce screw is to flesh
The stimulation interference of tendon, effectively prevent the complication such as rupture of tendon.
7th, the locking external fixer of the utility model is combined using screw thread locking structure, outer instead of the tradition such as nail clip
The connection mode of fixed frame makes its overall structure more securely be not easy to loosen failure；
8th, the locking external fixer volume smaller weight of the utility model is lighter, can wear clothes, and patient is more relaxed
It is suitable.
Description of the drawings
Fig. 1 is consolidates apparatus structure schematic diagram outside traditional hand foot fracture.
Fig. 2 be the utility model proposes for treatment of distal radius fracture locking external fixer structural representation
Figure, wherein, Fig. 2 (a) is the structure diagram of T shape fixing pieces, and Fig. 2 (b) is the structure diagram of bar shaped fixing piece, and Fig. 2 (c) is
The side diagram of fixing piece.
Fig. 3 is the structure diagram of screw.
Fig. 4 is the usage state diagram of T shape fixing pieces.
Fig. 5 is the usage state diagram of bar shaped fixing piece.
In Fig. 1-Fig. 5,1 is elongated frame body, and 2 be clamp screws, and 3 be fixing screws, and 4 be turning joint, and 5 be that T shapes are fixed
Part, 6 be threaded hole, and 7 be bar shaped fixing piece, and 8 be ulna, and 9 be radius, and 10 be screw.
Specific embodiment
The utility model proposes the locking external fixer for treatment of distal radius fracture, structure as shown in Fig. 2,
Wherein, Fig. 2 (a) is the structure diagram of T shape fixing pieces.Fig. 2 (b) is the structure diagram of bar shaped fixing piece.Fig. 2 (c) is solid
Determine the side diagram of part.It locks external fixer and includes frame body and screw 3.Frame body includes T shapes fixing piece 5 and bar shaped fixing piece 7, T
Threaded hole 6 is evenly equipped on shape fixing piece 5 and bar shaped fixing piece 7 respectively, threaded hole 6 and the screw thread of 10 tail portion of screw match, such as
Shown in Fig. 3, T shape fixing pieces is made to be fixed in the back side bone block of distal radius, bar shaped fixing piece 7 is fixed on the radius of distal radius
9 side realizes the fracture of 9 distal end of radius and resets locking.
In above-mentioned locking external fixer, T shapes fixing piece 7 and bar shaped fixing piece 7 can use stainless steel, aluminium alloy, titanium to close
Any one of gold, carbon steel or carbon fiber material preparation.
The utility model proposes the locking external fixer for treatment of distal radius fracture, T shapes fixing piece 5 is for solid
Determine the oar lateral column of distal radius, be cylindrical body (or cuboid), be uniformly provided with the threaded hole for being screwed into screw 10 thereon；Item
Shape fixing piece 7 prevents wrist joint to dorsal displacement, T shapes fixing piece 5 and bar shaped fixing piece for fixing radius distal dorsal bone block
7 are provided with the threaded hole for being screwed into screw above.
It is introduced below the utility model proposes locking external fixer operative process it is as follows：
Make injured 9 far-end fracture reset of radius to misplace by cutting or being closed prying and pulling mode first, it is interim with Kirschner wire
Fixed fracture, it is correct to have an X-rayed the lower position for confirming the reduction of the fracture, with Kirschner Wire Drilling, then by T shapes fixing piece 5 and bar shaped fixing piece
7 are placed in fracture site, are screwed into screw 10 and fix fracture, as shown in Figure 4 and Figure 5, in Fig. 4 and Fig. 5,8 be ulna.
In order to ensure fixed strength reliability, it is proposed that threaded hole is uniformly distributed, and screw 10 is screwed into threaded hole is spaced,
Effect is more preferable.
For comminuted fracture, traction is stretched after can taking first and restores distal radius length, small sclerite is crushed, reaches
Functional reduction, then the locking external fixer of the utility model is placed, screw as possible more at this time beats, to ensure fixed effect.
The locking external fixer for treatment of distal radius fracture of the utility model, material is not due to contacting skin position
Can be the lightweight materials such as stainless steel, titanium alloy, carbon fiber or aluminium alloy in external.On T shapes fixing piece and bar shaped fixing piece
Even that threaded hole is distributed with, density is larger, convenient for the fixed position of doctor's unrestricted choice screw as needed, while mitigates frame body
Weight.Threaded hole on T shapes fixing piece and bar shaped fixing piece matches with the screw thread of screw tail end.Distal radius back side screw
It can be that polished rod lock screw is followed closely, be divided into screw-tipped and screw tail end, the threaded holding bone in tip, stage casing is smooth and skin
And soft tissue contact, tail end have screw thread, by combination lock, can effectively prevent screw to tendon with locking external fixer
Interference, reduce the complication of rupture of tendon.
Claims (2)
1. a kind of locking external fixer for treatment of distal radius fracture, it is characterised in that including frame body and screw；It is described
Frame body include T shapes fixing piece and bar shaped fixing piece, be evenly equipped with threaded hole, screw thread respectively on T shapes fixing piece and bar shaped fixing piece
The screw thread in hole and screw tail portion matches, and T shape fixing pieces is made to be fixed in the back side bone block of distal radius, bar shaped fixing piece is fixed
In the radius side of distal radius, realize the fracture of distal radius and reset locking.
2. locking external fixer as described in claim 1, it is characterised in that the T shapes fixing piece and bar shaped fixing piece are used
Any one of stainless steel, aluminium alloy, titanium alloy, carbon steel or carbon fiber material preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271616.1U CN207506627U (en) | 2017-03-20 | 2017-03-20 | A kind of locking external fixer for treatment of distal radius fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271616.1U CN207506627U (en) | 2017-03-20 | 2017-03-20 | A kind of locking external fixer for treatment of distal radius fracture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207506627U true CN207506627U (en) | 2018-06-19 |
Family
ID=62530857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720271616.1U Active CN207506627U (en) | 2017-03-20 | 2017-03-20 | A kind of locking external fixer for treatment of distal radius fracture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207506627U (en) |
-
2017
- 2017-03-20 CN CN201720271616.1U patent/CN207506627U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210826 Address after: No. 808, building 6, Xinjiekou East Street, Xicheng District, Beijing 100035 Patentee after: Zhang Shouhui Address before: 101399 No. 4-1, No. 20, south of Longtang Road, Beiwu Town, Shunyi District, Beijing (scientific and technological innovation functional zone) Patentee before: JIEZHILIANG (BEIJING) MEDICAL TECHNOLOGY Co.,Ltd. |