CN217793295U

CN217793295U - Anatomical femur condyle special-shaped bone fracture plate

Info

Publication number: CN217793295U
Application number: CN202221445417.5U
Authority: CN
Inventors: 汪清; 周梓杰; 张文慧
Original assignee: Shanhai Spanwei Biotechnology Co ltd
Current assignee: Shanhai Spanwei Biotechnology Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-11-15
Anticipated expiration: 2032-06-10

Abstract

The application belongs to the technical field of orthopedic medical equipment, and discloses an anatomical form thighbone condyle dysmorphism coaptation board is disclosed, which comprises a plate body, the plate body is including straight shape district, bending district and parcel district, the right-hand member in straight shape district is provided with the arc inclined plane, the thickness in bending district is from the right side to left side attenuation gradually, the left end in parcel district is provided with three arch, and wherein the protruding length of one side is greater than other two, and three arch is all to the inside lateral buckling. This application is through the three arch of parcel district left end to inside lateral buckling, accord with thighbone distal end outside condyle bone surface anatomical shape more, the bone surface of more laminating, the thickness of plate body is from the right side to left attenuation gradually, realize good biomechanics and distribute, alleviateed the damage to soft tissue on every side, a plurality of tapered groove through plate body both sides edge setting, the plate body inboard has been reduced with the area of contact of periosteum, thereby the pressure of plate body to the periosteum has been reduced, can provide the stress attachment point to inside seam point or the steel wire that resets simultaneously, the fixed effect of plate body has been improved.

Description

Anatomical femur condyle special-shaped bone fracture plate

Technical Field

The application relates to the technical field of orthopedic medical instruments, in particular to an anatomical femur condyle special-shaped bone fracture plate.

Background

The femoral condyle fracture comprises femoral intercondylar fracture, femoral medial condyle fracture, femoral lateral condyle fracture, double fracture of femoral medial and lateral condyles, comminuted fracture and the like, is generally clinically fixed by using a femoral condyle locking bone fracture plate, skin at the fracture part is cut in the operation process, in order to reduce the wound area and achieve the purpose of minimally invasive surgery, a smaller wound is usually cut on the skin, a required femoral condyle supporting bone plate is inserted, and then a locking bone screw is used for fixing.

Traditional thighbone condyle coaptation board is usually thicker, easily leads to the internal fixation outstanding near the joint, and soft tissue around the damage when serious comminuted fracture appears, because the fragment is too many, crushing position overlength, can't wear the screw of fixed steel sheet on thighbone condyle bone, can use the steel wire that resets to consolidate usually, and traditional coaptation board outside edge is mostly smooth curved surface, can lead to consolidating the steel wire and produce the aversion, influences fixed effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the application provides an anatomical femur condyle special-shaped bone fracture plate.

The application provides a special-shaped coaptation board of anatomical form femoral condyle adopts following technical scheme:

the utility model provides an anatomical form thighbone condyle dysmorphism coaptation board, the package rubbing board body, the plate body is including straight shape district, bending district and parcel district, the right-hand member in straight shape district is provided with the arc inclined plane, the thickness in bending district is from the right side to left side attenuation gradually, the left end in parcel district is provided with three arch, and wherein the protruding length of one side is greater than two in addition, and three arch is all to the inside lateral buckling, be provided with a plurality of locking holes on the plate body, the locking hole inboard all is provided with round platform shape screw thread, the front of plate body lies in all to be provided with the enhancement strip between the adjacent locking hole, the both sides edge of plate body is provided with a plurality of tapered groove, the position of tapered groove all interlocks with the locking hole mutually.

Further, the bending radian between the bending area and the straight area is 10 degrees.

Through the technical scheme, the anatomical shape of the femoral condyle can be better met, and the inner side of the plate body can be well attached to the bone surface.

Furthermore, a plurality of Kirschner wire holes are formed in the edge of the plate body.

Through the technical scheme, the fixing mode of the plate body is diversified, and the fixing effect of the plate body is improved.

Further, the thickness of the straight area is 2-3mm.

Through above-mentioned technical scheme, compare traditional coaptation board thickness thinner, weight is lighter, and it is simpler to put into.

Further, the thickness of the wrapping area is 1/2 of that of the straight area.

Through the technical scheme, the wrapping area is attached to the femoral condyle end more tightly, and the damage to periosseous soft tissues is reduced.

Furthermore, the section of the reinforcing strip is trapezoidal, and the thickness is 1mm.

Through above-mentioned technical scheme, the weight is lighter when having improved plate body bending resistance ability.

To sum up, the present application includes at least one of the following advantageous technical effects:

(1) According to the femur far-end lateral condyle bone surface dissection device, the three bulges bent inwards at the left end of the wrapping area are more suitable for the femur far-end lateral condyle bone surface dissection shape and are more fit with the bone surface, the thickness of the plate body is gradually thinned from right to left, good biomechanical distribution is realized, and the damage to surrounding soft tissues is reduced;

(2) This application has reduced the area of contact of plate body inboard with the periosteum through a plurality of tapered groove that plate body both sides edge set up to reduce the plate body and to the pressure of periosteum, can provide the stress attachment point to inside seam point or the steel wire that resets simultaneously, improved the fixed effect of plate body.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic front view of the present application;

FIG. 3 is a schematic backside view of the present application;

fig. 4 is a side schematic view of the present application.

The reference numbers in the figures illustrate:

1. a plate body; 2. a straight region; 3. a bending region; 4. a parcel area; 5. an arc-shaped inclined plane; 6. a locking hole; 7. a reinforcing strip; 8. a tapered recess; 9. and (4) a kirschner wire hole.

Detailed Description

The technical solution in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is obvious that the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like, are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example 1:

the present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses special-shaped coaptation board of anatomical form femoral condyle, the package rubbing board body 1, the board body 1 is including straight shape district 2, bending district 3 and parcel district 4, the right-hand member of straight shape district 2 is provided with arc inclined plane 5, the thickness of bending district 3 is from the right side to left side attenuation gradually, the left end of parcel district 4 is provided with three arch, and wherein the protruding length of one side is greater than two in addition, and three arch is all to the inside lateral buckling, be provided with a plurality of locking holes 6 on the board body 1, locking hole 6 inboard all is provided with round platform shape screw thread, the front of board body 1 is located and all is provided with reinforcing strip 7 between the adjacent locking hole 6, the both sides edge of board body 1 is provided with a plurality of tapered groove 8, tapered groove 8's position all interlocks mutually with locking hole 6.

Please refer to fig. 1, the radian of bending between the bending area 3 and the straight area 2 is 10 °, more conforms to the anatomical shape of the femoral condyle, the inner side of the plate body 1 can be better fitted with the bone surface, the edge of the plate body 1 is provided with a plurality of kirschner wire holes 9, the fixing mode of the plate body 1 is more diversified, the fixing effect of the plate body 1 is improved, the thickness of the straight area 2 is 2-3mm, the thickness is thinner compared with the thickness of a traditional bone fracture plate, the weight is lighter, the insertion is simpler, the thickness of the wrapping area 4 is 1/2 of the straight area 2, the wrapping area 4 is more tightly fitted with the femoral condyle end, the damage to the soft tissue around the bone is reduced, the cross section of the reinforcing strip 7 is trapezoidal, the thickness is 1mm, the weight is lighter while the bending resistance of the plate body 1 is improved.

The implementation principle of the anatomical femur condyle special-shaped bone fracture plate provided by the embodiment of the application is as follows: this application is through the three arch of 4 left ends of parcel district to inside lateral buckling, accord with thighbone distal end outside condyle bone surface anatomical form more, the bending angle between bending zone and the straight shape district 2 is 10, make plate body 1 bone surface more laminate, the thickness of plate body 1 is from the right side to left attenuation gradually, realize good biomechanics and distribute, the damage to surrounding soft tissue has been alleviateed, fix a position the suitable position of coaptation board on the thighbone through ke needle hole 9, make plate body 1 fixed more convenient stable, avoid losing and the stress fracture that probably causes because of putting the bone volume that the nail led to the fact repeatedly at the screw hole, a plurality of tapered groove 8 through plate body 1 both sides edge setting, the area of contact of plate body 1 inboard and periosteum has been reduced, thereby plate body 1 is to the pressure of periosteum, can provide the stress attachment point to inside suture point or the steel wire that resets simultaneously, plate body 1's fixed effect has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an anatomical form thighbone condyle dysmorphism coaptation board, includes plate body (1), its characterized in that: the plate body (1) comprises a straight area (2), a bending area (3) and a wrapping area (4), the right end of the straight area (2) is provided with an arc-shaped inclined plane (5), the thickness of the bending area (3) becomes thinner gradually from right to left, the left end of the wrapping area (4) is provided with three bulges, the bulge length of one side is larger than the other two, the three bulges are bent inwards, a plurality of locking holes (6) are formed in the plate body (1), circular truncated cone-shaped threads are arranged on the inner sides of the locking holes (6), reinforcing strips (7) are arranged between the adjacent locking holes (6) in the front of the plate body (1), a plurality of conical grooves (8) are arranged on the edges of the two sides of the front and the back of the plate body (1), and the positions of the conical grooves (8) are staggered with the locking holes (6).

2. The anatomical femur condyle deformed bone plate according to claim 1, wherein: the bending radian between the bending area (3) and the straight area (2) is 10 degrees.

3. The anatomical femur condyle deformed bone plate according to claim 1, wherein: the edge of the plate body is provided with a plurality of Kirschner wire holes (9).

4. The anatomical femur condyle deformed bone plate according to claim 1, wherein: the thickness of the straight area is 2-3mm.

5. The anatomical femur condyle deformed bone plate according to claim 1, wherein: the thickness of the wrapping area (4) is 1/2 of that of the straight area (2).

6. The anatomical femur condyle deformed bone plate according to claim 1, wherein: the section of the reinforcing strip (7) is trapezoidal, and the thickness is 1mm.