CN205729483U - A kind of locking external fixer for fracture of tibia treatment - Google Patents
A kind of locking external fixer for fracture of tibia treatment Download PDFInfo
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- CN205729483U CN205729483U CN201620270184.8U CN201620270184U CN205729483U CN 205729483 U CN205729483 U CN 205729483U CN 201620270184 U CN201620270184 U CN 201620270184U CN 205729483 U CN205729483 U CN 205729483U
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Abstract
This utility model relates to a kind of locking external fixer for fracture of tibia treatment, belongs to technical field of medical instruments.This device includes elongated support body and multiple screw, and this elongated support body transversely has multiple screwed hole.This screw is screwed in spiral shell screwed hole, and the screwed hole of support body matches with the screw thread of screw, reaches to connect support body and the effect of screw.This device belongs to extenal fixation category, therefore wound little go out insufficiency of blood, otch reduces at double, only 3 4cm, and cicatrix is little attractive in appearance；Postoperative complication substantially reduces.Owing to being extenal fixation, it is to avoid the risk of second operation, and save medical expense for patient.Device can use the lightweight material such as rustless steel, titanium alloy, less than traditional external fixer volume, and lightweight, patient's misery is little, beneficially the rehabilitation of patient's sick body；The damage of nail road is little, and nail road complication is less, is difficult to loosen inefficacy, improves the safety of operation.
Description
Technical field
This utility model relates to a kind of locking external fixer for fracture of tibia treatment, belongs to medical device technology neck
Territory.
Background technology
Fracture of tibia is common fracture, and operative treatment is one of main treatment means, and therapeutic purposes are to fracture site
Being fixed, fixing means has interior fixing and extenal fixation two kinds.With plate screw as fixing in material be current clinic
Upper main treatment means, shortcoming fixing in tradition is that operation wound is big, and long incision, cicatrix is obvious, after union of fracture, interior solid
Determine steel plate located subcutaneously, it will thus be apparent that due to the reason such as attractive in appearance, it is often necessary to second operation takes out；Owing to fracture of tibia is open
Hinder more, soft tissue condition is bad, internal fixation operation difficulty increase, operation risk is big.And traditional external fixer, due to outer solid
The support body determining frame is heavy, operation is complicated, fixed effect is poor, easily loosen, and usually can not wear trousers, and therefore traditional extenal fixation is at shin
During the treatment of bone fracture, it is only limited to open injury and orthopedic extending art, greatly limit the range of application of extenal fixation.
Utility model content
The purpose of this utility model is to propose a kind of locking external fixer for fracture of tibia treatment, changes and has used
In the structure of traditional external fixer of fracture of tibia treatment, to overcome the structural disadvantages of existing external fixer so that it is smaller and more exquisite,
Light, attractive in appearance, simplify the therapeutic process of fracture of tibia, and effectively reduce the complication of fracture of tibia treatment.
The locking external fixer for fracture of tibia treatment that the utility model proposes, it is characterised in that this device bag
Include elongated support body and multiple screw, this elongated support body transversely has multiple screwed hole；This screw is screwed into spiral shell screwed hole
In, the screwed hole of support body matches with the screw thread of screw, reaches to connect support body and the effect of screw.
The locking external fixer for fracture of tibia treatment that the utility model proposes, its advantage is:
1, locking external fixer of the present utility model is for external, belongs to extenal fixation category, therefore wound little go out insufficiency of blood,
Otch reduces at double, only 3-4cm, is positioned at fracture area, and incision complication substantially reduces, and cicatrix is little, attractive in appearance.
2, locking external fixer of the present utility model is for external, belongs to extenal fixation category, and external fixer need not
Mutually docile with surface of bone, therefore avoid the difficulty that art light plate is moulding, operating difficulty reduces, and operating time shortens, and performs the operation accordingly
Complication risk reduces, and young doctor is easily mastered, and learning curve shortens.
3, locking external fixer of the present utility model is owing to being extenal fixation, therefore need not second operation and takes out in tibia
Fixing, it is to avoid the risk of second operation, and save medical expense for patient.
4, locking external fixer of the present utility model can use rustless steel, titanium alloy, carbon fiber or aluminium alloy etc. light
Shaped material, less than traditional external fixer volume, lightweight, patient's misery is little, beneficially Rehabilitation.
5, locking external fixer of the present utility model, can use Kirschner Wire Drilling, compared with tradition electric drill punching,
Damaging little, nail road complication is less, improves the safety of operation.
6, locking external fixer of the present utility model, can use thin nail to carry out following closely fixing, the most a diameter of 5.0mm more
8-10 piece of screw, it is little that such fixing means has wound, fixing more reliable effect.
7, locking external fixer of the present utility model, screwed hole is uniformly distributed, and screwed hole is more is easy to doctor according to need
Carrying out putting nail fixing, the screwed hole of drift bolt is not filled with sealing cap, can increase support body intensity, prevent support body from rupturing.
8, locking external fixer of the present utility model, uses thread lock structure to combine, instead of outside the tradition such as nail clip
The connected mode of fixed mount so that it is overall structure is more firmly and volume is less, being difficult to lose efficacy loosens.
Accompanying drawing explanation
Fig. 1 is the example structure signal of the locking external fixer for fracture of tibia treatment that the utility model proposes
Figure.
Fig. 2 is the embodiment of the screw of the locking external fixer for fracture of tibia treatment that the utility model proposes
Structural representation.
Fig. 3 is that the example structure for the locking external fixer of fracture of tibia treatment that the utility model proposes is overlooked
Schematic diagram.
Fig. 4 is the sealing cap example structure of the locking external fixer for fracture of tibia treatment that the utility model proposes
Schematic diagram.
Wherein, 1 is elongated support body, and 2 is screwed hole, and 3 is screw afterbody, and 4 is in the middle part of screw, and 5 is that screw is most advanced and sophisticated,
6 is sealing cap.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is described in further detail.
A kind of locking external fixer for fracture of tibia treatment that the utility model proposes, it is characterised in that this dress
Put and include elongated support body and multiple screw, this elongated support body transversely has multiple screwed hole.This screw is screwed into spiral shell spiral shell
In pit, the screwed hole of support body matches with the screw thread of screw, reaches to connect support body and the effect of screw.
This utility model is for the locking external fixer of fracture of tibia treatment, by traditional tibia steel plate and external fixer
Advantage combine, according to the appearance profile of tibia, be designed to elongated locking external fixer.Reach close proximity to skin the most again
Do not overwhelm the effect of skin；Support body can be any shapes such as rectangular body, cylinder, half cylinder；Material is not owing to contacting skin
It is positioned at external, metal or the lightweight materials such as carbon steel, carbon fiber such as rustless steel, aluminium alloy, titanium alloy can be selected.
Of the present utility model for fracture of tibia treatment locking external fixer in conjunction with the embodiments and accompanying drawing furtherly
Bright as follows:
The locking external fixer for fracture of tibia treatment of embodiment, as shown in Figure 1,3, including elongated support body, many
Individual screw and sealing cap；Depending on the length of the tibia that the length of the most elongated support body 1 is fixed as required, generally 15
25cm, between 1st/1 to three/2nds of human body tibia length；The width of elongated support body, thickness are according to the material used
Depending on intensity, reach i.e. to meet the support body intensity when application and overall weight can be made again to alleviate.The diameter of screwed hole and screw
Match, depending on the motility of the position being screwed into screw when the quantity of screwed hole is according to the intensity of material and application.General spiral shell
The quantity of pit is between 5-12.The elongated support body of the present embodiment is rectangular body, laterally homogeneous on it has 11 screwed holes
2, it is simple to the fixed position of doctor's unrestricted choice screw as required, simultaneously in order to alleviate elongated support body weight；On support body
Screwed hole 2, become with elongated support body 1 90 degree vertical, upper end is the screwed hole that the screw thread with screw matches, lower end be diameter slightly
Through hole less than threaded upper ends hole.The bottom of screwed hole 2 is provided with the hollow round table coaxial with screwed hole, the internal diameter of round platform and screw thread
Lower end, hole 2 through-hole diameter is identical, for increasing the bonding strength of screw, makes support body 1 not contact skin, it is simple to process soft simultaneously
Tissue.
The structure of the screw of the present embodiment is as in figure 2 it is shown, by integral part of most advanced and sophisticated 5, cylindrical midsection 4 and afterbody 3
Constituting, wherein, tip is with externally threaded cone, in order to hold skeleton；The external diameter in stage casing and the screwed hole of elongated support body
Aperture, lower end match, afterbody 3 is provided with external screw thread, and diameter matches with the internal diameter of screwed hole upper end, afterbody top middle portion
Have screw, it is simple to be screwed in the screwed hole of elongated support body by screw with corresponding tool, and make the tip 5 of screw be screwed into people
Body tibia is slightly less than the diameter of screwed hole 2 lower end with fixing fracture, the diameter in stage casing 4, and its stage casing passes the lower end of screwed hole 2,
Tip contacts and enters human tibia with fixing fracture through smooth with skin and soft tissue.Afterbody 3 and the upper end spiral shell of screwed hole 2
Stricture of vagina is fixed.Screw is to use thin nail, a diameter of 3-7mm.The length of screw and the thickness of elongated support body, support body and skin it
Between distance and soft tissue thickness outside tibia and embed the degree of depth sum of tibia and match.The screw of the present embodiment uses doctor
Make with rustless steel or titanium alloy material.
As shown in Figure 4, for up big and down small round platform post, on it, round platform is externally provided with external screw thread to sealing cap 6 structure of the present embodiment
Its length matches with internal diameter with the upper end screw hole degree of depth of diameter with elongated support body, and its lower end is smooth surface, diameter and frame
The internal diameter of the lower end through hole of body matches, and sealing cap top middle portion has screw, it is simple to be screwed into by screw elongated with corresponding tool
In the screwed hole of support body.The present embodiment uses 6-10 piece of screw to be screwed into screw and is fixed, and is not separately screwed into the 1-5 of screw
Individual screwed hole can be screwed into sealing cap 6 and close, and in order to increase support body intensity, prevents support body from rupturing.Sealing cap can be selected for rustless steel, aluminum closes
Metal or the lightweight materials such as carbon steel, carbon fiber such as gold, titanium alloy.
The present embodiment structure has Wicresoft, without features such as second operation taking-ups, it is possible to effectively reduce fracture of tibia treatment
Multiple complications.The locking external fixer for fracture of tibia treatment that the utility model proposes, its operative process
As follows:
First pass through and cut or the tibia of Guan Bi prying and pulling mode reseting fracture, face with Kirschner wire, hollow nail or spring nail etc.
Time fix elongated support body, perspective is lower confirms that the position of support body is correct, then with Kirschner wire through the screwed hole pair of support body correct position
Tibia is holed, and the screwed hole at the tibia of boring is finally screwed into screw fixing fracture tibia, and remaining screwed hole sealing cap seals
Close.
Reliable for fixing intensity, it is proposed that fracture two ends are minimum is respectively screwed into 3 pieces of screws, and four pieces more preferably, and five pieces are
In the case of needs increase intensity.
For comminuted fracture, take traction to recover tibia length, pulverize little sclerite, reach functional reduction, then
Placing locking external fixer, now screw is tried one's best beat more, the elongated support body of tibia end positions be respectively screwed into 5 pieces preferably, with
Just fixed effect is increased.
The profile of tibia locking external fixer breast piece is designed according to the appearance profile of tibia, according to outside tibia
Shape is designed to cuboid, and there is round platform screwed hole bottom, in order to increases fixing intensity to greatest extent, meets the mechanics need of fixed tibial
Want.If fracture is comminuted and fracture area is longer, need that intermedium folding area does not has the screwed hole sealing cap of tack hole seal
Close, prevent support body from rupturing.
Claims (5)
1. the locking external fixer for fracture of tibia treatment, it is characterised in that this device includes that elongated support body is with many
Individual screw, this elongated support body transversely has multiple screwed hole；This screw is screwed in spiral shell screwed hole, the screwed hole of support body
Match with the screw thread of screw；Described screw is made up of integral part of tip, cylindrical midsection and afterbody, wherein, and point
End is for externally threaded cone；The external diameter in stage casing matches with the lower end through-hole aperture of the screwed hole of elongated support body, afterbody
Being provided with external screw thread, diameter matches with the internal diameter of the screwed hole of screwed hole upper end, and afterbody top middle portion has screw.
2. the locking external fixer for fracture of tibia treatment as claimed in claim 1, it is characterised in that described elongated frame
Body is any one shape in rectangular body, cylinder or half cylinder.
3. the locking external fixer for fracture of tibia treatment as claimed in claim 1, it is characterised in that described screwed hole
Being made up of threaded upper ends hole and lower end through hole, this aperture, threaded upper ends hole is more than through-hole aperture.
4. the locking external fixer for fracture of tibia treatment as described in claim 1,2 or 3, it is characterised in that described
Elongated support body screwed hole below have the coaxial round platform of hollow.
5. the locking external fixer for fracture of tibia treatment as claimed in claim 4, it is characterised in that this device also wraps
Including sealing cap, this sealing cap is up big and down small round platform post, and on it, round platform is externally provided with its length of external screw thread and diameter and elongated support body
The upper end screw hole degree of depth matches with internal diameter, and its lower end is smooth surface, and diameter matches with the internal diameter of the lower end through hole of support body,
Sealing cap top middle portion has screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620270184.8U CN205729483U (en) | 2016-04-01 | 2016-04-01 | A kind of locking external fixer for fracture of tibia treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620270184.8U CN205729483U (en) | 2016-04-01 | 2016-04-01 | A kind of locking external fixer for fracture of tibia treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205729483U true CN205729483U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620270184.8U Active CN205729483U (en) | 2016-04-01 | 2016-04-01 | A kind of locking external fixer for fracture of tibia treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935310A (en) * | 2016-04-01 | 2016-09-14 | 北京良之介医疗科技有限公司 | Locking and external fixation device used for treatment of tibial fractures |
-
2016
- 2016-04-01 CN CN201620270184.8U patent/CN205729483U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935310A (en) * | 2016-04-01 | 2016-09-14 | 北京良之介医疗科技有限公司 | Locking and external fixation device used for treatment of tibial fractures |
| WO2017166423A1 (en) * | 2016-04-01 | 2017-10-05 | 北京良之介医疗器械有限公司 | Locking and external-fixation device for treatment of tibial fracture |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170125 Address after: 101300 Beijing city Shunyi District Zhenlong Road on the south side of No. 20 North pond No. 4-1 Patentee after: (Beijing) Medical Technology Co., Ltd. Address before: 100094 Beijing, Yongfeng, Tuen Mun, building 126, room 1, No., room 538 Patentee before: BEIJING LIANGZHIJIE MEDICAL TECHNOLOGY CO., LTD. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210827 Address after: No. 808, building 6, Xinjiekou East Street, Xicheng District, Beijing 100035 Patentee after: Zhang Shouhui Address before: 101300 no.4-1, No.20, south of Longtang Road, Beiwu Town, Shunyi District, Beijing Patentee before: JIEZHILIANG (BEIJING) MEDICAL TECHNOLOGY Co.,Ltd. |