CN208404811U - Outer side lock bone plate before a kind of distal tibial - Google Patents

Abstract

The utility model provides outer side lock bone plate before a kind of distal tibial, it includes: integrated portion is a flat surface plate body and is seated in backbone, multiple perforation with body portion；One head is fitted on distal tibial for a twisted plate body, and extends to the body portion, has a head proximal end and head distal end thereon, sequentially has four rows perforation by the head proximal end to head distal end, and four row perforation is staggered；And a protruding portion, it shows consideration for and is closed on medial ankle bone for a twisted plate, and extend to the head, the perforation with a protruding portion；Wherein the body portion, the head and the protruding portion are sequentially to be integrally formed.

Description

Outer side lock bone plate before a kind of distal tibial

Technical field

The utility model is a kind of locking bone plate for shin bone, especially with regard to side lock bone outer before a kind of distal tibial Plate.

Background technique

The fracture of shin bone (Tibia) is common classification of fracture, especially easily betides the year of younger generations and osteoporosis Long women, wherein the traumatic fractue (Traumatic Fracture) of distal tibial, can be divided into joint according to its position fractured Property fracture (Articular Fracture), epiphyseal fracture (Metaphyseal Fracture) and shaft fracture (Diaphyseal Fracture), and the situation fractured can be divided into closed fracture (Simple Fracture), wedge type fracture (Wedge Fracture) and comminuted fracture (Complex Fracture), above-mentioned fracture situation in addition to leading to bone fragmentation, Thin skin may be lacked with the situation of bone fragments dislocation, the usual meat in the position of distal tibial, in turn result in the difficulty in treatment.

It is conventionally used to the operation method for the treatment of distal tibial fracture, the Probability of complication is higher, at present for shin Bone fracture of distal although external fixator (External Fixator) can be used, and sets the fixation device through operation It is placed in the fracture of distal tibial, external fixator is incorporated on shin bone with bone nail (Screw), but external fixator and sheet The bone plate of utility model relatively has several disadvantages: the usual volume of external fixator is larger, external fixator is only applicable to specific bone Shin bone after rolling over situation, external fixator more, the situation of bone new life are poor.Since the volume of external fixator is big, for For meat lacks the distal tibial of thin skin, it can only be set to the body surface of sufferer, there is certain limitation for the action of sufferer, also make More unsightly at the postoperative external form of patient, and during its bone is newborn more hole can be generated, and uses this practical new The bone plate of type can then shorten the hospital stays of sufferer, keep the rehabilitation speed of sufferer very fast.

In addition, bone plate is designed using single bone nail on the outside of distal tibial in the market, common shin bone is remote End fracture (Plafond/Pilon fracture) is usually the fracture in tibial prosthesis face, so that the single bone sold on the market Nail design, the scarce capacity fixed, and bone plate or bone nail, ability are usually also in addition stamped on the internal malleolus of distal tibial Reinforce its crystallized ability.

Therefore, at present still must a bone plate apparatus can be embedded in distal tibial under the design of standard skeleton model, and simplify The problem of in addition stamping bone plate or bone nail on the internal malleolus of distal tibial, and it is each so that its bone plate apparatus is corresponded in one form The fracture situation of kind distal tibial, therefore the shin bone of the utility model locking bone plate can simplify in addition program that doctor beats bone nail, And bone can be provided more to coat and support.

Utility model content

The utility model main purpose is to provide outer side lock bone plate before a kind of distal tibial, and it is remote to be embedded in shin bone End, and simplify the problem of in addition stamping bone plate or bone nail on the internal malleolus of distal tibial, but also bone plate apparatus can be with a kind of shape Formula corresponds to the fracture situation of various distal tibials, moreover it is possible to provide bone and more coat and support.

Outer side lock bone plate includes particularly one before the utility model one is designed to provide a kind of distal tibial Body portion is a flat surface plate body and is seated in backbone, multiple perforation with body portion；One head is fitted in shin bone for a twisted plate body On distal end, and the body portion is extended to, there is a head proximal end and head distal end thereon, by the head proximal end to head distal end Sequentially there is four rows perforation, and four row perforation is staggered；And a protruding portion, it shows consideration for and is closed on medial ankle bone for a twisted plate, And the head is extended to, the perforation with a protruding portion；Wherein the body portion, the head and the protruding portion are sequentially to be integrally formed.

Preferably, multiple perforation in the body portion have 4~16.

Preferably, multiple perforation in the body portion are sequentially interlocked on the basis of perpendicular bisector, to left and right each 3 °~7 ° of offset.

Preferably, the four rows perforation has 6~15 in total.

Preferably, the first row perforation of the four rows perforation can make multiple bone nails be fixed to distal tibia with second row perforation The sclerite of posterior lip.

Preferably, the 4th row perforation of four row perforation can make multiple bone nails be fixed to the fracture of distal tibia anterior lip Block.

Preferably, the multiple bone nails and lower limb axial alignment (mechanical of third row's perforation of the four rows perforation Axis the angle between) is in 75 °~90 °, for avoiding bone nail from being pierced by articular surface, and fixes fracture and resists the part after fixing Pressure.

Preferably, between the head distal end and shin bone, there is the gap of 1.0~2.5mm, retaining space gives shin bone front end bone Thorn, the head distal thickness reduce, to reduce head distal end and friction caused by soft tissue.

Preferably, the horizontal plane in the body portion and the horizontal plane of a head proximal end are in 40 °~55 °.

Preferably, multiple perforation in the body portion are screw hole form.

Preferably, outer side lock bone plate further includes a suture hole before the distal tibial, and suture needle is allowed to pass through, solid by suture Determine ligament and bone resets.

Detailed description of the invention

Fig. 1 is the schematic diagram that outer side lock bone plate before distal tibial is shown according to the utility model embodiment.

Fig. 2 is the schematic diagram deviated to left and right according to multiple perforation in the utility model embodiment display body portion.

Fig. 3 is to show that first row perforation can be such that multiple bone nails are fixed to second row perforation according to the utility model embodiment The schematic diagram of the sclerite of distal tibia posterior lip.

Fig. 4 is the schematic diagram of outer side lock bone plate before showing another distal tibial according to the utility model embodiment.

Fig. 5 is according to the horizontal plane in the utility model embodiment display body portion and the horizontal plane of a head proximal end in a bending The schematic diagram of angle.

Fig. 6 be shown according to the utility model embodiment third row's perforation can make multiple bone nails and the lower limb axial alignment it Between be in an angle schematic diagram.

Fig. 7 is that the signal for having a gap between slim head distal end and shin bone is shown according to the utility model embodiment Figure.

Fig. 8 is to show that suture hole and the 4th row perforation can make multiple bone nails be fixed to distal end according to the utility model embodiment The schematic diagram of the sclerite of shin bone anterior lip.

Appended drawing reference

Outer side lock bone plate before 100 distal tibials

200 body portions

Multiple perforation in 202 body portions

300 heads

302 heads proximal end

304 heads distal end

306 4 rows perforation

The perforation of 3060 first rows

The perforation of 3062 second rows

The row's perforation of 3064 thirds

3066 the 4th rows perforation

400 protruding portions

The perforation of 402 protruding portions

500 bone nails

The horizontal plane on 600 heads proximal end

700 suture holes

A lower limb axial alignment

B shin bone angle of the flank

Specific embodiment

Embodiments now different to the utility model are illustrated.Following description provides the utility model and specifically implements Details makes reader thoroughly understand the practising way of these embodiments.Certain those skilled in the art are it is understood that the present invention It can also carry out without these details.In addition, in text details will not be made to some well known structure or functions Description, to avoid cause it is unnecessary between various embodiments obscure, be described below used in term will be with broadest reasonable Mode is explained, even if it is used together with the datail description of the utility model specific embodiment.In addition, attached drawing does not describe reality Each feature of border embodiment, discribed schema element is all relative size, rather than is drawn to scale.

Referring to Fig.1, which is the schematic diagram of the utility model.The utility model is outer side lock bone before a kind of distal tibial Plate 100, composition includes: integrated portion 200, is a flat surface plate body and is seated in backbone, multiple perforation 202 with body portion；One Portion 300 is fitted on distal tibial for a twisted plate body, and extends to the body portion 200, have thereon a head proximal end 302 with One head distal end 304 sequentially has four rows perforation 306 by the head proximal end 302 to head distal end 304, and four row perforates It is staggered；And a protruding portion 400, it shows consideration for and is closed on medial ankle bone for a twisted plate, and extend to the head 300, have one prominent The perforation 402 in portion out；Wherein the body portion 200, the head 300 and the protruding portion 400 are sequentially to be integrally formed.And shin in the market Bone distal exterior bone plate is designed using single bone nail, the bone in distal tibial fracture commonly tibial prosthesis face Folding, so that being designed in commercially available single bone nail, the scarce capacity fixed, and usually also another on the internal malleolus of distal tibial Bone plate or bone nail are stamped outside, its crystallized ability could be reinforced, the bone plate 100 of the utility model is by the head proximal end 302 to the head Portion distal end 304 sequentially has four rows perforation 306, and four row perforation 306 is staggered, therefore can be directed in distal tibial fracture often The tibial prosthesis facial bone folding seen reinforces its crystallized ability and increases its fixed range, and the utility model bone plate also has a protruding portion 400 can simplify the problem of in addition stamping bone plate or bone nail on the internal malleolus of distal tibial, it is convenient to omit in addition doctor beats bone nail Program also can be reduced the increase of wound, provides bone and more coats and support.

Referring to Fig.2, the figure is the schematic diagram for showing multiple perforation 202 in the body portion of the utility model and deviating to left and right.Shin Outer side lock bone plate 100 has one portion 200 thereon before bone distal end, and multiple perforation 202 with body portion in the body portion 200 should Multiple perforation 202 in body portion are sequentially interlocked on the basis of perpendicular bisector, and each 3 °~7 ° of offset, preferable deviation angle are to left and right 5 °, bone plate on the outside of common distal tibial, bone nail thereon are nearly all presented uniaxially on the market at present, however, this is practical new Provided by outer side lock bone plate it is cross-fixing mode before type distal tibial, improves the fixed stability of its bone plate.

Refering to Fig. 3, the figure be show the utility model first row perforation 3060 with second row perforate 3062 can make it is multiple Bone nail 500 is fixed to the schematic diagram of the sclerite of distal tibia posterior lip.Outer side lock bone plate 100 has a head before distal tibial 300 are fitted on distal tibial for a twisted plate body, and extend to body portion 200, in the head proximal end 302 to head distal end 304 sequentially have four rows perforation 306, and from the head proximal end 302 to the head distal end 304 be sequentially first row perforation 3060, Second row perforation 3062, third row perforation 3064 and the 4th row's perforation 3066, the first row of four row perforation perforate 3060 and the Two rows perforation 3062 can make multiple bone nails 500 be fixed to the sclerites of distal tibia posterior lip.

Refering to fig. 1 and Fig. 4, Fig. 4 be outer side lock bone plate 100 before another distal tibial for showing the utility model signal Figure.Outer side lock bone plate 100 before the distal tibial of the utility model has one portion 200, multiple perforation in the body portion thereon 202 have 4~16 perforation, also have a head 300, are to extend to the body portion 200, have thereon a head proximal end 302 with , there is four rows perforation 306 in one head distal end 304 between the head proximal end 302 to head distal end 304, and four row perforation 306 is total There are 6~15 altogether,

Preferably 11 perforation.

Refering to Fig. 5, which is the horizontal plane for showing the body portion 200 of the utility model and the horizontal plane 600 of a head proximal end In the schematic diagram of a bending angle.Outer side lock bone plate 100 before the distal tibial of the utility model has a protruding portion thereon 400, it shows consideration for and is closed on medial ankle bone for a twisted plate, and extend to the head 300, the perforation 402 with a protruding portion, the body portion 200 horizontal plane and the horizontal plane 600 of a head proximal end are in 40 °~55 °, and preferable angle is 48 °, this special angle is conducive to It fits closely in medial ankle bone, in order to provide the bone more preferably covering property of fracture.

Refering to Fig. 6, which is to show that the third row perforation 3064 of the utility model can make multiple bone nails 500 and the lower limb power Learn the schematic diagram between axis A in an angle.Outer side lock bone plate has a head 300 for twisted plate consideration before distal tibial It closes on distal tibial, and extends to body portion 200, sequentially there is four rows perforation in the head proximal end 302 to head distal end 304 306, the third row perforation 3064 of four row perforation 306 can make multiple bone nail 500 and lower limb axial alignment A (mechanical Axis the angle between) is in 75 °~90 °, and preferable angle is 83 °, and multiple bone nails 500 in third row perforation 3064 are under Angle between limb axial alignment A (mechanical axis) is shin bone angle of the flank B (Tibial Lateral Surface Angle, TLS), love pass bone bank data are 81 °, this special angle be avoid bone nail 500 from being pierced by articular surface and towards proximal end tune High two degrees are 83 °；The support construction of chop nail 500 similar to bamboo raft feature, purpose be fixed fracture and resist it is fixed after Local pressure.

Refering to Fig. 7, which is the head distal end 304 for showing that the utility model is slim and the signal for having a gap between shin bone Figure.There is a head 300 on bone plate, be fitted on distal tibial for a twisted plate body, and extend to the body portion 200, have thereon There are a head proximal end 302 and head distal end 304 to have the gap of 1.0~2.5mm between head distal end 304 and shin bone, compared with Good gap is 1.5~2mm, can retaining space give shin bone front end spur, in addition, head distal end 304 is because of easy and soft tissue Friction is generated, therefore reduces its thickness to form a slim head distal end 304 at head distal end 304, to reduce head Distally 304 with soft tissue caused by friction.

Refering to Fig. 8, which is the suture hole 700 for showing the utility model, and the 4th row perforation 3066 can make multiple bone nails 500 It is fixed to the schematic diagram of the sclerite of distal tibia anterior lip.It is one that outer side lock bone plate 100, which has a head 300, before distal tibial Twisted plate body is fitted on distal tibial, and extends to body portion 200, is sequentially had in the head proximal end 302 to head distal end 304 There is four rows perforation 306, the 4th row perforation 3066 of four row perforation 306 can make multiple bone nails 500 be fixed to distal tibia anterior lip Sclerite, multiple perforation of 100 upper body of the utility model bone plate are screw hole form, in addition, outer side chain before distal tibial Determine that there is suture hole 700 on bone plate 100, outer side lock bone plate 100 is when fracture before fixed tibial distal end, suture hole 700 Suture needle can be allowed to pass through, to reset by the fixed ligament of suture and bone, which can optionally adjust its quantity and divide Cloth position.

" head proximal end 302 " as described herein is closest to the one end in body portion 200 in head 300, conversely, " head distal end 304 " be the one end in farthest in vitro portion 200 in head 300；Quantity noted in the disclosure is not only restricted to "a" or "an" etc. Word.

To person skilled in the art, though the present invention is illustrated as above with preferred embodiments, so it is not limited to this The spirit of utility model, in the spirit and scope for not departing from the utility model it is made modification with similar configuration, should all wrap It includes in the claim, this range should cover all similar modifications and similar structures, and should do most wide annotation.

The utility model is not confined to specific detail feature described herein.In the spirit and scope of the utility model Under, being previously described many different invention changes relevant to diagram is allowed, and therefore, the utility model will be by the power Benefit requires to include its possible modification change, rather than defines scope of the invention by top description.

Claims (10)

1. outer side lock bone plate before a kind of distal tibial characterized by comprising

Integrated portion is a flat surface plate body and is seated in backbone, multiple perforation with body portion；

One head is fitted on distal tibial for a twisted plate body, and extends to the body portion, has a head proximal end and one thereon Head distal end sequentially has four rows perforation by the head proximal end to head distal end, and four row perforation is staggered；And

One protruding portion is shown consideration for for a twisted plate and is closed on medial ankle bone, and extends to the head, the perforation with a protruding portion；

Wherein the body portion, the head and the protruding portion are sequentially to be integrally formed.

2. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that multiple perforation in the body portion are 4 ~16.

3. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that multiple perforation in the body portion are in On the basis of vertical line, sequentially interlock, to left and right each 3 °~7 ° of offset.

4. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that four row perforation has 6 in total ~15.

5. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that the first row of four row perforation is worn Hole and second row perforation can make multiple bone nails be fixed to the sclerite of distal tibia posterior lip.

6. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that the 4th row of four row perforation wears Hole can make multiple bone nails be fixed to the sclerite of distal tibia anterior lip.

7. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that the third row of four row perforation wears Angle between multiple bone nails and lower limb axial alignment in hole is in 75 °~90 °, for avoiding bone nail from being pierced by articular surface, and it is fixed Local pressure after fracture and resistance are fixed.

8. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that the head distal end and shin bone it Between, there is the gap of 1.0~2.5mm, retaining space gives shin bone front end spur；The head distal thickness reduces, to reduce the head Distal end and friction caused by soft tissue.

9. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that the horizontal plane in the body portion and one The horizontal plane of portion proximal end is in 40 °~55 °.

10. outer side lock bone plate before distal tibial as described in claim 1, which is characterized in that further include:

One suture hole, allows suture needle to pass through, and resets by the fixed ligament of suture and bone；

Wherein multiple perforation in the body portion are screw hole form.