CN213665663U - Locking bone fracture plate easy to install - Google Patents
Locking bone fracture plate easy to install Download PDFInfo
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- CN213665663U CN213665663U CN202020187245.0U CN202020187245U CN213665663U CN 213665663 U CN213665663 U CN 213665663U CN 202020187245 U CN202020187245 U CN 202020187245U CN 213665663 U CN213665663 U CN 213665663U
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- locking
- bone fracture
- fracture plate
- pressurizing
- plate body
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Abstract
The locking bone fracture plate easy to install comprises a bone fracture plate body, a group of locking and pressurizing combination holes and a group of guide pin positioning holes, wherein the group of locking and pressurizing combination holes and the group of guide pin positioning holes are formed in the bone fracture plate body. The locking compression combination hole on the plate body of the bone fracture plate can be matched with a common bone screw or a locking bone screw to fix the bone fracture plate; the design of guide pin locating hole at both ends can cooperate the bulb fixed needle of general surgical instruments package to use, adopts medical electric drill to implant the bulb fixed needle fast, carries out the preliminary fixation to the coaptation board to can take out the fixed needle fast with the electric drill after locking bone screw implantation is accomplished, simplified the installation of coaptation board, still can tie up the processing of rolling to complicated fracture through guide pin pair locating hole simultaneously.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, be applicable to the internal fixation of trick portion fracture, specifically, relate to a locking coaptation board of easily installing.
Background
The fracture of hands and feet is a common fracture type in clinic, and the internal fixation treatment is usually carried out by adopting a locking bone fracture plate and bone screws.
The existing hand-foot straight locking bone fracture plate generally adopts locking and pressurizing combination holes and can be matched with common bone screws or locking bone screws for use. In the operation process, firstly, the broken bone is manually reset, after a proper bone fracture plate is selected and pre-installed in place, the bone fracture plate is temporarily clamped by using a reset clamp, and then, the bone fracture plate is implanted with a screw for fixation. Firstly, a common bone screw is implanted into a pressurizing hole to fix a bone fracture plate and a bone; the locking bone screws are then implanted after drilling through the guide as required.
Due to the high projected bone plate surface after installation of ordinary bone screws, discomfort may be caused and, finally, removal may be selected as desired. When the common screw is implanted, a drill bit is required to drill a hole, then the screw is screwed in, and if the screw is finally removed, the screw is required to be unscrewed, so that the process is relatively complex and the operation time is influenced.
Therefore, the above problems need to be solved.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the not enough of prior art, the utility model provides a modified coaptation plate structure increases the guide pin locating hole at coaptation board both ends, and the ball head of the general surgical instruments package of cooperation is fixed the needle, can use medical electric drill to implant and take out, carries out the pre-fixing to the coaptation board. Can simplify the installation process of the bone fracture plate and facilitate the smooth operation.
The technical scheme is as follows: the utility model provides a locking coaptation board of easily installing, including coaptation board plate body, a set of locking pressurization combination hole and a set of guide pin locating hole all set up on the coaptation board plate body. The utility model discloses a locking coaptation board of easily installing can cooperate the bulb fixed needle of general surgical instruments package to use, adopts medical electric drill to implant the bulb fixed needle fast, carries out the pre-fixing to the coaptation board to can implant the back at locking bone screw and take out the fixed needle fast with the electric drill, simplified the installation of coaptation board.
Furthermore, in the locking and pressurizing bone fracture plate easy to install, the locking and pressurizing combination hole comprises a locking hole and a pressurizing hole, the inner wall of the locking hole is provided with a conical thread, the pressurizing hole is provided with a spherical pressurizing groove, and the spherical pressurizing groove is positioned on the end surface of one side of the bone fracture plate body. The taper thread is convenient for fixing the plate body of the bone fracture plate, and meanwhile, the sectional area of the arranged pressurizing hole is larger than that of the locking hole, so that pressurizing and fixing can be performed.
Furthermore, according to the locking bone fracture plate easy to install, a group of pressure reduction grooves are formed in the end face, away from the spherical pressure grooves, of the bone fracture plate body. The bone fracture plate is in limited contact with the bone, blood circulation is protected, stress shielding effect is reduced, fracture healing is facilitated, stress concentration is avoided, and the probability of fracture of the bone fracture plate is reduced.
Furthermore, foretell locking coaptation board of easily installing, the coaptation board plate body is rectangular strip to the coaptation board plate body is the toper setting along length both ends, the coaptation board plate body is equipped with the guide pin locating hole along the both ends symmetry of length, a set of locking pressurization combination hole is a length direction setting along the coaptation board plate body.
Further, in the locking bone fracture plate easy to install, the set of pressure reducing grooves are arranged in pairs and symmetrically, and the symmetrically arranged pressure reducing grooves are respectively positioned on two sides of the set of locking and pressurizing combination holes.
Furthermore, in the locking bone fracture plate easy to install, the pressure reduction grooves are arranged in a conical shape, and the opening directions of the pressure reduction grooves extend to the edges of the two sides of the bone fracture plate body.
Further, the locking bone plate easy to install is characterized in that the locking hole is communicated with the pressurizing hole, and the spherical pressurizing groove is communicated with the locking hole.
Furthermore, the locking bone fracture plate easy to install is characterized in that a ball head fixing needle can be arranged in the guide pin positioning hole, and the ball head fixing needle can be inserted into the guide pin positioning hole to pre-fix the bone fracture plate body.
Furthermore, in the locking bone fracture plate easy to install, the ball head fixing needle comprises a fixing needle body and a fixing ball head, and the fixing ball head is sleeved on the outer wall of the fixing needle body.
Furthermore, in the locking bone fracture plate easy to install, one end of the fixing needle body is provided with a tip.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: locking coaptation board of easily installing, its simple structure is reasonable, convenient operation, stability is good.
The locking and pressurizing combination hole on the plate body of the bone fracture plate can be matched with a common bone screw or a locking bone screw to fix the bone fracture plate; the design of the pressure reduction groove on the side contacting with the bone can reduce the contact area of the bone fracture plate and the bone, reduce the compression of the bone fracture plate on periosteum, protect the blood circulation of the periosteum, reduce the stress shielding effect, stimulate the growth of bones, facilitate the healing of fracture, avoid stress concentration and reduce the probability of fracture of the plate body of the bone fracture plate; the design of guide pin locating hole at both ends can cooperate the bulb fixed needle of general surgical instruments package to use, adopts medical electric drill to implant the bulb fixed needle fast, carries out the preliminary fixation to the coaptation board to can take out the fixed needle fast with the electric drill after locking bone screw implantation is accomplished, simplified the installation of coaptation board, still can tie up the processing of rolling to complicated fracture through guide pin pair locating hole simultaneously.
Drawings
FIG. 1 is a front view of an easily installed locking bone plate of the present invention;
FIG. 2 is a side view of the locking bone plate of the present invention in an easy to install configuration;
FIG. 3 is a rear view of the locking bone plate of the present invention, shown in the form of a locking plate for ease of installation;
FIG. 4 is a schematic structural view of the ball head fixing pin of the present invention;
in the figure: the bone fracture plate comprises a bone fracture plate body 1, a locking and pressurizing combination hole 2, a locking hole 21, a pressurizing hole 22, a spherical pressurizing groove 23, a pressure reducing groove 3, a guide pin positioning hole 4, a ball head fixing pin 5, a fixing pin body 51, a fixing ball head 52 and a tip part 53.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, 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 invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
The locking bone fracture plate easy to install as shown in fig. 1 comprises a bone fracture plate body 1, a group of locking and pressurizing combination holes 2 and a group of guide pin positioning holes 4, wherein the group of locking and pressurizing combination holes 2 and the group of guide pin positioning holes 4 are arranged on the bone fracture plate body 1. In the structure, the locking and pressurizing combination hole 2 comprises a locking hole 21 and a pressurizing hole 22, tapered threads are arranged on the inner wall of the locking hole 21, a spherical pressurizing groove 23 is arranged on the pressurizing hole 22, and the spherical pressurizing groove 23 is positioned on the end face of one side of the bone fracture plate body 1. The bone fracture plate body 1 is rectangular strip-shaped, the bone fracture plate body 1 is arranged in a conical mode along two ends of the length, guide pin positioning holes 4 are symmetrically formed in the bone fracture plate body 1 along two ends of the length, and the locking and pressurizing combination holes 2 are arranged in a row along the length direction of the bone fracture plate body 1. The locking hole 21 and the pressurizing hole 22 are communicated with each other, and the spherical pressurizing groove 23 and the locking hole 21 are communicated with each other. A set of guide pin locating hole 4 that sets up on coaptation board plate body 1 can use the bulb fixed needle in the apparatus package to implant in guide pin locating hole 4 and carry out the preliminary fixation to the bone plate in the operation process to conveniently carry out the fastening of coaptation board plate body 1.
Example 2
Based on the structure of the embodiment 1, a group of pressure reduction grooves 3 are arranged on the end surface of the bone plate body 1 far away from the spherical pressure grooves 23. The group of pressure reducing grooves 3 are symmetrically arranged two by two, and the symmetrically arranged pressure reducing grooves 3 are respectively positioned at two sides of the group of locking and pressurizing combination holes 2. The pressure reducing grooves 3 are arranged in a conical shape, and the opening directions of the pressure reducing grooves 3 extend to the edges of the two sides of the bone fracture plate body 1.
The pressure relief grooves 3 are symmetrically inclined cylindrical grooves on the bone plate at the side where the bone plate contacts the bone, so that the bone plate contacts the bone in a limited manner.
Example 3
Based on the embodiment 1 or 2, a ball head fixing needle 5 can be arranged in the guide pin positioning hole 4, and the ball head fixing needle 5 can be inserted into the guide pin positioning hole 4 to pre-fix the bone fracture plate body 1. The ball head fixing pin 5 comprises a fixing pin body 51 and a fixing ball head 52, and the fixing ball head 52 is sleeved on the outer wall of the fixing pin body 51. And, one end of the fixed needle body 51 is provided with a tip portion 53.
The utility model discloses a locking coaptation board of easily installing can use the bulb fixed needle 5 in the apparatus package to implant in guide pin locating hole 4 and carry out the preliminary fixation to the bone plate, and bulb fixed needle 5 uses medical electric drill drive, has simplified the installation of coaptation board, still can tie up simultaneously through guide pin locating hole 4 to complicated fracture and roll and prick the processing. The locking and pressurizing combination hole 2 is formed by combining a locking hole with a taper thread and a pressurizing hole with a spherical pressurizing groove, can be matched with a locking bone screw alone for complete internal fixation, or matched with a common bone screw alone for pressurizing broken bones, and is convenient for doctors to select. The pressure reduction grooves 3 are positioned on one side of the bone fracture plate, which is contacted with the bone, and are symmetrical oblique cylindrical grooves, so that the bone fracture plate is in limited contact with the bone, blood circulation is protected, stress shielding effect is reduced, healing of fracture is facilitated, stress concentration is avoided, and probability of fracture of the bone fracture plate is reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (1)
1. An easily installed locking bone plate characterized in that: the bone fracture plate comprises a bone fracture plate body (1), a group of locking and pressurizing combination holes (2) and a group of guide pin positioning holes (4), wherein the group of locking and pressurizing combination holes (2) and the group of guide pin positioning holes (4) are arranged on the bone fracture plate body (1);
the locking and pressurizing combination hole (2) comprises a locking hole (21) and a pressurizing hole (22), the inner wall of the locking hole (21) is provided with a taper thread, the pressurizing hole (22) is provided with a spherical pressurizing groove (23), the spherical pressurizing groove (23) is positioned on the end surface of one side of the bone fracture plate body (1), the locking hole (21) is communicated with the pressurizing hole (22), and the spherical pressurizing groove (23) is communicated with the locking hole (21);
a group of pressure reduction grooves (3) are formed in the end face, far away from the spherical pressurizing groove (23), of the bone fracture plate body (1), the group of pressure reduction grooves (3) are arranged in pairwise symmetry, the symmetrically arranged pressure reduction grooves (3) are respectively located on two sides of the group of locking and pressurizing combination holes (2), the pressure reduction grooves (3) are arranged in a conical shape, and the opening directions of the pressure reduction grooves (3) extend to the edges of the two sides of the bone fracture plate body (1);
the bone fracture plate is characterized in that the bone fracture plate body (1) is rectangular and strip-shaped, the two ends of the bone fracture plate body (1) along the length are arranged in a conical shape, guide pin positioning holes (4) are symmetrically formed in the two ends of the bone fracture plate body (1) along the length, and the group of locking and pressurizing combination holes (2) are arranged in a row along the length direction of the bone fracture plate body (1);
can be equipped with bulb fixing pin (5) in guide pin locating hole (4), bulb fixing pin (5) can insert in guide pin locating hole (4) and carry out the pre-fixing to coaptation board plate body (1), bulb fixing pin (5) are including fixing needle body (51) and fixed bulb (52), fixed bulb (52) cover is established on the outer wall of fixing needle body (51), the one end of fixing needle body (51) is equipped with point portion (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020187245.0U CN213665663U (en) | 2020-02-20 | 2020-02-20 | Locking bone fracture plate easy to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020187245.0U CN213665663U (en) | 2020-02-20 | 2020-02-20 | Locking bone fracture plate easy to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213665663U true CN213665663U (en) | 2021-07-13 |
Family
ID=76723812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020187245.0U Active CN213665663U (en) | 2020-02-20 | 2020-02-20 | Locking bone fracture plate easy to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213665663U (en) |
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2020
- 2020-02-20 CN CN202020187245.0U patent/CN213665663U/en active Active
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