CN214231483U - Novel thighbone neck inboard supporting steel plate - Google Patents
Novel thighbone neck inboard supporting steel plate Download PDFInfo
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- CN214231483U CN214231483U CN202022435919.7U CN202022435919U CN214231483U CN 214231483 U CN214231483 U CN 214231483U CN 202022435919 U CN202022435919 U CN 202022435919U CN 214231483 U CN214231483 U CN 214231483U
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Abstract
The utility model provides a novel femur neck inner side supporting steel plate, which is formed by connecting five steel plates, and the joints are provided with a plastic groove, so that the steel plate can be conveniently bent and adjusted by aiming at an operation target in the operation process; a pressurizing hole and a locking hole are uniformly distributed on the four parts of the steel plates, wherein the four pressurizing holes are perpendicular to the plane of the corresponding steel plate, two locking holes are perpendicular to the plane of the corresponding steel plate, and the other two locking holes form an included angle of 80 degrees with the plane of the corresponding steel plate. The novel femur neck inner side supporting steel plate conforms to an internal fixation mode matched with a fracture healing process, can maintain anatomical reduction, and can also realize dynamic pressurization of a fracture end. The first steel plate is innovatively not provided with screw holes, and the design allows dynamic micro-motion to be generated on the axis of the femoral neck, so that dynamic pressurization can be carried out in cooperation with the healing process of fracture, and displacement is avoided. Can promote fracture healing while ensuring the internal fixation strength.
Description
Technical Field
The utility model relates to a medical equipment field especially relates to a novel inboard supporting steel plate of thighbone neck.
Background
The fracture of the neck of femur is a common disease in traumatology orthopedics, and the angle between the distal fracture line and the connecting line of the two iliac spines is clinically called as the Pauwels angle. It is believed that when the Pauwels angle is greater than 50 degrees, the fracture line is more vertical and the shearing stress is greater, so the type generally needs surgery but the internal fixation failure rate is high and the complications are more frequent.
There are many internal fixation methods for femoral neck fractures, such as cannulated screws, sliding hip screw systems, dynamic hip screws, external compression plates, intramedullary nails, internal support plates, etc. However, the above internal fixation methods all have certain defects, such as inability to maintain anatomical reduction, inability to achieve dynamic compression of fracture ends, difficulty in dynamically matching fracture healing processes, and the like.
Disclosure of Invention
To the above-mentioned problem that exists among the prior art, now provide a novel medial femoral neck supporting steel plate, concrete technical scheme is as follows:
a novel medial femoral neck support steel plate comprising:
the first steel plate, the second steel plate, the third steel plate, the fourth steel plate and the fifth steel plate are connected in parallel in sequence;
a first pressurizing hole and a first locking hole are arranged on the second steel plate;
a second pressurizing hole and a second locking hole are formed in the third steel plate;
a third pressurizing hole and a fourth locking hole are formed in the fourth steel plate;
and a fourth pressurizing hole and a fourth locking hole are formed in the fifth steel plate.
Preferably, the novel medial femoral neck support steel plate is characterized in that the first compression hole and the first locking hole, the second compression hole and the second locking hole, the third compression hole and the third locking hole and the fourth compression hole and the fourth locking hole are connected concomitant holes.
Preferably, the novel medial femoral neck support steel plate is characterized in that the central axes of the first pressing hole, the second pressing hole, the third pressing hole and the fourth pressing hole are perpendicular to the corresponding steel plates.
Preferably, this kind of novel inboard supporting steel plate of femoral neck, wherein first locking hole center pin is 80 degrees with second steel sheet plane contained angle, and second locking hole center pin is 80 degrees with third steel sheet plane contained angle.
Preferably, this kind of novel inboard supporting steel plate of femoral neck, wherein third locking hole center pin is 90 degrees with fourth steel sheet plane contained angle, and fourth locking hole center pin is 90 degrees with fifth steel sheet plane contained angle.
Preferably, the novel femoral neck inner side supporting steel plate is characterized in that a groove is formed in the joint of the first steel plate and the second steel plate, the joint of the second steel plate and the third steel plate, the joint of the third steel plate and the fourth steel plate, and the joint of the fourth steel plate and the fifth steel plate.
Preferably, this kind of novel inboard supporting steel plate of femoral neck, wherein first steel sheet, second steel sheet, third steel sheet, fourth steel sheet and fifth steel sheet edge are smooth arc.
Preferably, the novel inner femoral neck supporting steel plate is made of a titanium alloy material.
Preferably, the novel inner side supporting steel plate of the femoral neck is provided with no screw holes innovatively, so that dynamic micro-motion is generated on the axis of the femoral neck, and dynamic compression is performed in the healing process of fracture.
Preferably, this kind of novel inboard supporting steel plate of femoral neck, wherein all materials all have suitable plasticity, can walk to take shape according to operation patient's femoral neck is inboard and will this novel inboard supporting steel plate of femoral neck moulding, make it can closely laminate patient's femoral neck inboard, promote fixed effect.
Preferably, the novel femur neck inner side supporting steel plate is of a thin design, and the length of the steel plate can be reduced or increased.
The technical scheme has the following advantages or beneficial effects:
the utility model provides a novel femur neck inner side supporting steel plate, a first steel plate, a second steel plate, a third steel plate, a fourth steel plate and a fifth steel plate which are connected in parallel in sequence, wherein a plastic groove is arranged at the joint, which is convenient for adjusting the operation target in the operation process; wherein, the second steel plate to the fifth steel plate are distributed with a pressurizing hole and a locking hole, wherein, the four pressurizing holes are vertical to the plane of the corresponding steel plate; two locking holes are vertical to the plane of the corresponding steel plate, and the other two locking holes form an included angle of 80 degrees with the plane of the corresponding steel plate; the front end of first steel sheet is the arc and can wraps up the thighbone neck better in order to strengthen the support effect. The novel inner side supporting steel plate of the femoral neck opens a new internal fixation mode matched with the fracture healing process, can maintain anatomical reduction and can also realize dynamic pressurization of the fracture end; the first steel plate is innovatively not provided with screw holes, so that the fracture line is not locked from two sides, dynamic micro-motion can be allowed to be generated along the axis of the femoral neck, dynamic pressurization is carried out in cooperation with the healing process of fracture, meanwhile, displacement can be avoided, and the healing of the fracture can be promoted while the internal fixation strength is ensured.
Drawings
Fig. 1 is the structural schematic diagram of the novel femur neck inner side supporting steel plate of the utility model.
Fig. 2 is the utility model relates to a novel installation schematic diagram of the inboard supporting steel plate of femoral neck.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
To the above-mentioned problem that exists among the prior art, now provide a novel medial femoral neck supporting steel plate, concrete technical scheme is as follows:
now, a novel medial femoral neck support steel plate is provided, which is applied to femoral neck fractures, as shown in fig. 1, and includes:
a first steel plate 1, a second steel plate 2, a third steel plate 3, a fourth steel plate 44 and a fifth steel plate 5 which are connected in parallel in sequence;
a first pressurizing hole 21 and a first locking hole 22 are formed on the second steel plate 2;
a second pressurizing hole 31 and a second locking hole 32 are formed in the third steel plate 3;
a third pressurizing hole 41 and a third locking hole 42 are formed in the fourth steel plate 4;
a fourth pressurizing hole 51 and a fourth locking hole 52 are formed in the fifth steel plate 5.
In a preferred embodiment of the present invention, as shown in fig. 1 to 2, the length of the first steel plate 1 is slightly longer than that of the second steel plate 2 to the fifth steel plate 5, and the first steel plate gradually widens and bends from the end connected with the second steel plate 2 to the far end toward the edges of the two sides, and the edge of the far end is smooth arc; the first steel plate 1 has a certain molding shape, as shown in fig. 2, not only can be attached to the bending of the tibia neck, but also can wrap the femur neck to enhance the supporting effect.
In the preferred embodiment described above, as shown in fig. 2, the support steel plate, especially the first steel plate 1, has a certain curvature, the curvature amplitude of which matches with the physiological curvature of the lower part of the normal human femoral neck; first steel sheet 1 also has certain crooked radian in radial direction simultaneously, can not too big prerequisite under the steel sheet area wrap up the support femoral neck as far as possible, plays better fixed stay effect.
In a preferred embodiment, the novel medial femoral neck support steel plate is provided, wherein the first compression hole 21 and the first locking hole 22, the second compression hole 31 and the second locking hole 32, the third compression hole 41 and the third locking hole 42, and the fourth compression hole 51 and the fourth locking hole 52 are connected concomitant holes.
In a preferred embodiment, the central axes of the first pressing hole 21, the second pressing hole 31, the third pressing hole 41 and the fourth pressing hole 51 are perpendicular to the corresponding steel plate.
As a preferred embodiment, the angle between the central axis of the first locking hole 22 and the plane of the second steel plate 2 is 80 degrees, and the angle between the central axis of the second locking hole 32 and the plane of the third steel plate 3 is 80 degrees.
In a preferred embodiment, the angle between the central axis of the third locking hole 42 and the plane of the fourth steel plate 4 is 90 degrees, and the angle between the central axis of the fourth locking hole 52 and the plane of the fifth steel plate 5 is 90 degrees.
As a preferable embodiment, the novel femoral neck inner side supporting steel plate is characterized in that a groove 6 is formed in the joint of the first steel plate 1 and the second steel plate 2, the joint of the second steel plate 2 and the third steel plate 3, the joint of the third steel plate 3 and the fourth steel plate 4, and the joint of the fourth steel plate 4 and the fifth steel plate 5, and the steel plate in the groove is thinner than the rest parts and has certain plasticity.
In another preferred embodiment of the present invention, the first steel plate 1 to the fifth steel plate 5 and the plastic groove 6 therebetween are an integral steel plate in the practical application process, which is not made by piecing together several parts, and the same titanium alloy material is used; the thicknesses of the first steel plate 1 to the fifth steel plate 5 are thicker, so the shape is more stable and difficult to shape; and the thickness of the plastic groove 6 is slightly thinner, so that the plastic groove is relatively easy to shape when the bending machine is used for bending.
As a preferred embodiment, the novel inner femoral neck supporting steel plate is characterized in that the edges of the first steel plate 1, the second steel plate 2, the third steel plate 3, the fourth steel plate 4 and the fifth steel plate 5 are smooth arcs.
In a preferred embodiment, the novel inner femoral neck supporting steel plate is formed by a first steel plate 1, a second steel plate 2, a third steel plate 3, a fourth steel plate 4 and a fifth steel plate 5 which are all made of titanium alloy materials.
In the above preferred embodiment, the plasticity of the groove 6 cannot be too poor but too strong, so that the steel plate can be bent and shaped by using a special surgical instrument for bending the steel plate, but the steel plate cannot be easily deformed when providing support for the bone after operation; the four depressed thin parts of the steel plate are easy to bend and convenient for shaping.
As a preferred embodiment, the novel inner side supporting steel plate of the femoral neck is characterized in that the first steel plate 1 is innovatively not provided with screw holes, so that dynamic micro-motion can be generated on the axis of the femoral neck, dynamic pressurization is carried out in the healing process of fracture to promote healing and avoid displacement.
In prior art, the ordinary inboard supporting steel plate of past all is provided with the screw hole on first steel sheet 1, therefore the operation is accomplished and is bored into the screw after, and the screw on first steel sheet 1 and the screw on the second steel sheet 2 will be established respectively in the both sides of fracture line for fracture line department can't constantly compress tightly along with the healing of fracture.
In the above preferred embodiment, the technical solution aims to match the fracture healing process by dynamic micromotion and pressurization, and the key arrangement is to eliminate the screw hole on the first steel plate 1; under this technical scheme, along with the healing of fracture, human self gravity will make fracture line department constantly compress tightly, and it is more firm to heal, has promoted beneficial effect.
As the preferred embodiment, the novel femoral neck inner side supporting steel plate has certain plasticity, and can be shaped according to the operation target, so that the novel femoral neck inner side supporting steel plate can be tightly attached to the operation target, and the fixing effect is improved.
In a preferred embodiment, the novel femoral neck medial support steel plate has a plurality of different types, and the length can be selected according to the disease condition in the operation, such as the five steel plate parts described above, and can be replaced by four parts, six parts and the like, and the same point is that the first part is not provided with screw holes no matter the first part is composed of several parts.
A specific embodiment is now provided to further illustrate and explain the technical solution:
in this embodiment, as shown in fig. 2, the novel medial femoral neck support steel plate further includes:
three fixing screws 8 which are fixed in parallel in an inverted triangle;
a plurality of screws 7 fixed on the inner side of the novel femoral neck and supporting the steel plate; and
the novel femoral neck inner side supporting steel plate body 9.
In summary, the utility model provides a novel femur neck inner side supporting steel plate, a first steel plate, a second steel plate, a third steel plate, a fourth steel plate and a fifth steel plate which are connected in parallel in sequence, wherein a plastic groove is arranged at the joint, which is convenient for adjusting the operation target in the operation process; wherein, the second steel plate to the fifth steel plate are distributed with a pressurizing hole and a locking hole, wherein, the four pressurizing holes are vertical to the plane of the corresponding steel plate; two locking holes are vertical to the plane of the corresponding steel plate, and the other two locking holes form an included angle of 80 degrees with the plane of the corresponding steel plate. The novel inner side supporting steel plate of the femoral neck opens a new internal fixation mode matched with the fracture healing process, can maintain anatomical reduction and can also realize dynamic pressurization of the fracture end; the first steel plate is innovatively not provided with screw holes, so that the fracture line is not locked from two sides, and the first steel plate can be allowed to generate dynamic micro-motion along the axis of the femoral neck to be matched with the healing process of fracture for dynamic pressurization, can avoid displacement, ensures the internal fixation strength and can promote the healing of the fracture
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (8)
1. A novel medial femoral neck support steel plate, comprising:
the first steel plate, the second steel plate, the third steel plate, the fourth steel plate and the fifth steel plate are connected in parallel in sequence;
a first pressurizing hole and a first locking hole are formed in the second steel plate;
a second pressurizing hole and a second locking hole are formed in the third steel plate;
a third pressurizing hole and a third locking hole are formed in the fourth steel plate;
and a fourth pressurizing hole and a fourth locking hole are formed in the fifth steel plate.
2. The novel medial femoral neck support plate of claim 1, wherein the first compression hole and the first locking hole, the second compression hole and the second locking hole, the third compression hole and the third locking hole, and the fourth compression hole and the fourth locking hole are connected companion holes.
3. The novel medial femoral neck support plate of claim 1, wherein the central axes of said first, second, third and fourth compression holes are perpendicular to the corresponding plate.
4. The novel medial femoral neck support plate of claim 1, wherein the first locking hole central axis is at an angle of 80 degrees to the plane of the second steel plate and the second locking hole central axis is at an angle of 80 degrees to the plane of the third steel plate.
5. The novel medial femoral neck support plate of claim 1, wherein the third locking hole central axis is at a 90 degree angle to the fourth steel plate plane and the fourth locking hole central axis is at a 90 degree angle to the fifth steel plate plane.
6. The novel medial femoral neck support plate of claim 1, wherein the junction of the first plate and the second plate, the junction of the second plate and the third plate, the junction of the third plate and the fourth plate, and the junction of the fourth plate and the fifth plate each have a recess.
7. The novel medial femoral neck support plate of claim 1, wherein the first, second, third, fourth and fifth steel plates are smooth curved at their edges.
8. The novel medial femoral neck support plate of claim 1, wherein the first, second, third, fourth and fifth steel plates are each a titanium alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435919.7U CN214231483U (en) | 2020-10-28 | 2020-10-28 | Novel thighbone neck inboard supporting steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435919.7U CN214231483U (en) | 2020-10-28 | 2020-10-28 | Novel thighbone neck inboard supporting steel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214231483U true CN214231483U (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022435919.7U Active CN214231483U (en) | 2020-10-28 | 2020-10-28 | Novel thighbone neck inboard supporting steel plate |
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| Country | Link |
|---|---|
| CN (1) | CN214231483U (en) |
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2020
- 2020-10-28 CN CN202022435919.7U patent/CN214231483U/en active Active
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