CN215018769U - Middle foot back side fusion plate - Google Patents
Middle foot back side fusion plate Download PDFInfo
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- CN215018769U CN215018769U CN202121659931.4U CN202121659931U CN215018769U CN 215018769 U CN215018769 U CN 215018769U CN 202121659931 U CN202121659931 U CN 202121659931U CN 215018769 U CN215018769 U CN 215018769U
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- positioning part
- wedge
- bone
- fusion plate
- scaphoid
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- 230000004927 fusion Effects 0.000 title claims abstract description 65
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 72
- 210000004233 talus Anatomy 0.000 claims description 25
- 210000002683 foot Anatomy 0.000 claims description 21
- 210000000452 mid-foot Anatomy 0.000 claims description 12
- 210000000859 intermediate cuneiform Anatomy 0.000 claims description 8
- 230000000007 visual effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 10
- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 238000010030 laminating Methods 0.000 abstract description 3
- 210000000610 foot bone Anatomy 0.000 abstract description 2
- 210000000460 cuneiform bone Anatomy 0.000 description 11
- 210000000450 navicular bone Anatomy 0.000 description 9
- 210000000705 lateral cuneiform Anatomy 0.000 description 5
- 210000000113 medial cuneiform Anatomy 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 210000003189 scaphoid bone Anatomy 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 1
- 230000000302 ischemic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a dorsal foot side fusion plate, which comprises a fusion plate body, wherein the fusion plate body comprises a scaphoid positioning part, an inner wedge positioning part, a middle wedge positioning part and an outer wedge positioning part, the inner wedge positioning part, the middle wedge positioning part and the outer wedge positioning part are respectively connected on the same side of the scaphoid positioning part through a rib structure, and the inner wedge positioning part and the middle wedge positioning part as well as the middle wedge positioning part and the outer wedge positioning part are respectively connected with each other through a rib structure; the utility model discloses a back side of well foot fused plate can fix a plurality of neighbouring bone pieces of back side of well foot, because the structural morphology of fused plate body is similar with back side of well foot bone piece distribution form, consequently has fine laminating fixed effect, compares in adopting a plurality of miniature steel sheets to unite fixed mode, and fixed effect is more stable.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to well dorsal part fusion board.
Background
The method is characterized in that ischemic necrosis of scaphoid bones of adults is treated in clinic, namely, the Muller-weiss disease is treated in two ways, firstly, the adults are fixed by cutting and resetting hollow screws, the fixation and pressurization effect is obvious, the fusion effect is good, but as the anatomical positions of scaphoid bones are special, the conditions of diseases are complex, adjacent bone blocks are frequently involved, the fusion fixation of a plurality of bone blocks is required in the operation, the technical requirement on hollow nail placement is high, the nail placement is easy to collide, the operation time is long, the radiation has great influence on patients, and even the needle or nail breakage condition occurs in severe cases; secondly, the miniature steel plate is adopted for fixation, as the fusion of multiple bone blocks is required, the fixation range of the miniature steel plate is limited, the attachment degree is poor, a plurality of steel plates are often required for combined fixation, the overall stability of the fixation is poor, the operation incision is large, the soft tissue is stripped a lot, the wound is large, the stimulation is generated to blood vessels, and the like.
For reducing the complication that traditional lockplate produced, it is necessary to provide one kind and can conveniently bend moulding well dorsal fusion board and solve the problem of fixing a plurality of bone pieces to satisfy the fixed demand of different diseases.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides a sufficient dorsal part fusion board in, this kind of fusion board can unite fixedly to a plurality of bone pieces of sufficient dorsal part in, and fixed wide range, and the fusion of realization is fixed effectual.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the utility model provides a middle instep side fusion board, includes the fusion board body, fuses the board body and includes navicular bone location portion, inboard wedge bone location portion, middle wedge bone location portion and outside wedge bone location portion, inboard wedge bone location portion middle wedge bone location portion with outside wedge bone location portion respectively connects through a rib structure navicular bone location portion with one side on, just between inboard wedge bone location portion and the middle wedge bone location portion and between middle wedge bone location portion and the outside wedge bone location portion respectively through a rib structure interconnect, first bonding hole has been seted up on the inboard wedge bone location portion, the second bonding hole has been seted up on the middle wedge bone location portion, the third bonding hole has been seted up on the outside wedge bone location portion, a plurality of locking holes have been seted up on the navicular bone location portion.
Preferably, the fusion plate body is of an arc-shaped curved surface structure which can be closely attached to the back side of the middle foot.
Preferably, in order to fix the front ends of the medial cuneiform bone and the lateral cuneiform bone at the dorsal side of the midfoot, a first extension end is disposed at the front side of the medial cuneiform bone positioning portion, a second extension end is disposed at the front side of the lateral cuneiform bone positioning portion, and a locking hole is respectively disposed on each of the first extension end and the second extension end.
Preferably, the middle and the inner and outer sides of the navicular positioning part are respectively provided with a locking hole, and three locking holes arranged on the navicular positioning part are arranged corresponding to the three rib structures connected to the inner cuneiform positioning part, the middle cuneiform positioning part and the outer cuneiform positioning part.
Preferably, in order to facilitate filling of a bone graft to a cuneiform bone position on the dorsal aspect of the midfoot, two bone grafting windows having an open visual field are formed between the navicular bone positioning part, the inner cuneiform bone positioning part, the middle cuneiform bone positioning part and the outer cuneiform bone positioning part by connection of each rib structure.
Preferably, in order to fix a position the dorsal talus position of midfoot, the fusion plate body further comprises a talus positioning part, the talus positioning part is connected through a plurality of rib structures the navicular positioning part is kept away from inboard wedge bone positioning part, middle wedge bone positioning part and the opposite side of outside wedge bone positioning part.
Preferably, the locking hole is formed on each of both sides of the talar positioning portion so that the talar positioning portion can be fixed to the talus bone on the medial dorsal aspect of the foot.
Preferably, in order to facilitate the bone grafting of the talus at the dorsal midfoot side, both sides of the talus positioning portion are connected to the navicular positioning portion by a rib structure, and a bone grafting window having an open visual field is formed between the talus positioning portion and the navicular positioning portion.
Preferably, the scaphoid positioning part, the inner wedge positioning part, the middle wedge positioning part, the outer wedge positioning part and the talus positioning part of the fusion plate body are of an integrally formed structure.
The utility model has the advantages that:
1. the utility model discloses a back side of well foot fused plate can fix a plurality of neighbouring bone pieces of back side of well foot, because the structural morphology of fused plate body is similar with back side of well foot bone piece distribution form, consequently has fine laminating fixed effect, compares in adopting a plurality of miniature steel sheets to unite fixed mode, and fixed effect is more stable.
2. The utility model discloses a sufficient dorsal part of well fuses board has the model of two kinds of not equidimensions, can satisfy the fixed demand of sufficient dorsal part in the different diseases, and fuses the whole rib structure that is of board, can come to carry out moulding to fusing the board body through bending to the patient that has different skeleton shapes.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic left side view of the structure of FIG. 2;
fig. 5 is a schematic structural diagram of a second usage state of the present invention.
In the figure: 1-scaphoid positioning part, 2-medial cuneiform positioning part, 201-first combination hole, 3-medial cuneiform positioning part, 301-second combination hole, 4-lateral cuneiform positioning part, 401-third combination hole, 5-rib structure, 6-first extending end, 7-second extending end, 8-locking hole, 9-bone grafting window and 10-talus positioning part.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1, a dorsal midfoot fusion plate includes a fusion plate body, the fusion plate body includes a navicular bone positioning portion 1, an inner cuneiform bone positioning portion 2, a middle cuneiform bone positioning portion 3 and an outer cuneiform bone positioning portion 4, the inner cuneiform bone positioning portion 2, the middle cuneiform bone positioning portion 3 and the outer cuneiform bone positioning portion 4 are respectively connected to the same side of the navicular bone positioning portion 1 through a rib structure 5, and the inner cuneiform bone positioning portion 2 and the middle cuneiform bone positioning portion 3 and the outer cuneiform bone positioning portion 4 are respectively connected to each other through a rib structure 5, the fusion plate body can jointly fix a plurality of cuneiform bone blocks inside, in and outside the dorsal midfoot, compared to the prior art fixing steel plate, because the configuration of the dorsal aspect of the fusion plate body is consistent with the distribution configuration of the cuneiform bone blocks of the midfoot, therefore, the device can play a good role in fusing and fixing the inner, middle and outer wedge bone blocks on the dorsal side of the middle foot. First combination hole 201 has been seted up on inboard cuneiform location portion 2, has seted up second combination hole 301 on middle cuneiform location portion 3, has seted up third combination hole 401 on outside cuneiform location portion 4, through seting up some three combination holes on the fusion plate body, can provide pressurization fixed function for fusing the plate body, can improve the fusion effect between fusion plate body and the middle instep side cuneiform piece. A plurality of locking holes 8 are formed in the scaphoid positioning part 1, so that the fusion plate body can be firmly installed on the scaphoid on the dorsal side of the middle foot.
Referring to fig. 4, the fusion plate body has an arc-shaped curved surface structure capable of closely adhering to the back of the middle foot, and the locking holes 8 and the combining holes formed on the fusion plate body are distributed in a cohesive manner along with the arc-shaped curved surface structure of the fusion plate body, so that the fusion plate body has high fusion stability.
Referring to fig. 1, in order to fix the front positions of the medial cuneiform bone and the lateral cuneiform bone on the medial dorsal aspect of the foot, a first extension end 6 is disposed on the front side of the medial cuneiform bone positioning portion 2, a second extension end 7 is disposed on the front side of the lateral cuneiform bone positioning portion 4, and a locking hole 8 is respectively disposed on each of the first extension end 6 and the second extension end 7, so that the fusion plate body can have better fusion and fixation effects on the medial cuneiform bone and the lateral cuneiform bone on the medial dorsal aspect of the foot.
Referring to fig. 1, a locking hole 8 is respectively formed in the middle and at the inner and outer sides of the navicular positioning portion 1, three locking holes 8 formed in the navicular positioning portion 1 correspond to three rib structures 5 connected to the inner wedge positioning portion 2, the middle wedge positioning portion 3 and the outer wedge positioning portion 4, and the integral shape of the fusion plate body can be bent and shaped by bending the rib structure 5 corresponding to the inner wedge positioning portion 2 and the rib structure 5 corresponding to the outer wedge positioning portion 4.
Referring to fig. 1, in order to facilitate filling of a bone graft at a wedge bone position on a dorsal side of a midfoot, two bone grafting windows 9 having an open visual field are formed between a navicular positioning part 1, an inner wedge bone positioning part 2, a middle wedge bone positioning part 3, and an outer wedge bone positioning part 4 by connection of respective rib structures 5.
Referring to fig. 1, the scaphoid positioning portion 1, the inner wedge positioning portion 2, the middle wedge positioning portion 3 and the outer wedge positioning portion 4 of the fusion plate body are integrally formed, and the fusion plate body is in a rib-shaped structure, so that the fusion plate body can be conveniently shaped by bending in the operation process.
Example two
Referring to fig. 2 to 5, the medial dorsal foot fusion plate of the second embodiment is different from the medial dorsal foot fusion plate of the first embodiment in that: the fusion plate body of the second embodiment further comprises a talus positioning part 10, wherein the talus positioning part 10 is connected to the other side of the navicular bone positioning part 1 far away from the inner wedge bone positioning part 2, the middle wedge bone positioning part 3 and the outer wedge bone positioning part 4 through a plurality of rib structures 5, so that the fusion plate body can also fix the talus position of the middle dorsal side.
Referring to fig. 2, in order to fix the talar positioning portion 10 to the talus bone on the medial dorsal aspect of the foot, two locking holes 8 are formed on each side of the talar positioning portion 10.
Referring to fig. 2, two sides of the talus positioning portion 10 are connected to the navicular positioning portion 1 through a rib structure 5, and a bone grafting window 9 with an open visual field is formed between the talus positioning portion 10 and the navicular positioning portion 1, and the bone grafting window 9 is opened at the talus positioning portion 10 to facilitate filling bone grafting to the talus position of the medial dorsal aspect.
Referring to fig. 2, the scaphoid positioning portion 1, the inner wedge positioning portion 2, the middle wedge positioning portion 3, the outer wedge positioning portion 4 and the talus positioning portion 10 of the fusion plate body are integrally formed.
The utility model discloses a fuse the board and divide big, two models of small, the fusion board of small-size is provided with navicular bone location portion 1 on the fusion board body, inboard wedge bone location portion 2, middle wedge bone location portion 3 and outside wedge bone location portion 4, can be to middle dorsal side navicular bone and inboard wedge bone, middle wedge bone and outside wedge bone are united fixedly, wherein still be provided with talus bone location portion 10 on the fusion board of large-size model, can also fix a position middle dorsal side talus, because the structural morphology of fusion board body is similar with middle dorsal side bone piece distribution form, consequently, fine laminating fixed effect has. The utility model discloses a fuse the board and can unite fixedly to a plurality of neighbouring bone pieces of middle foot dorsal part, because fuse board body formula structure as an organic whole, consequently compare in the tradition and adopt a plurality of miniature steel sheets to unite fixed mode to a plurality of bone pieces, have better fixed stability. Through adopting the utility model discloses a fused plate compares in adopting a plurality of steel sheets to carry out the mode of jointly fixing, makes the operation incision that the back of the foot can have more littleer in the operation to reduce the amazing of peeling off and producing the blood vessel to the soft tissue, can reduce the complication that traditional lockplate produced. The fusion plate body is of a rib-shaped structure, so that the fusion plate body can be conveniently shaped by bending in an operation, the fusion plate body can have a good fitting effect on the middle instep sides of different patients, the fusion stability is improved, and the fixing requirements of different patients are met; through having seted up a plurality of bone grafting windows 9 on the fusion plate body, conveniently pack the bone grafting to the impaired articular surface of the dorsal part of the middle foot.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a well dorsal part fusion board, includes the fusion board body, its characterized in that: the fusion plate body comprises a scaphoid positioning part (1), an inner wedge positioning part (2), a middle wedge positioning part (3) and an outer wedge positioning part (4), wherein the inner wedge positioning part (2), the middle wedge positioning part (3) and the outer wedge positioning part (4) are respectively connected on the same side of the scaphoid positioning part (1) through a rib structure (5), the inner wedge positioning part (2) and the middle wedge positioning part (3) and the outer wedge positioning part (4) are respectively connected with each other through a rib structure (5), the inner wedge positioning part (2) is provided with a first combination hole (201), the middle wedge positioning part (3) is provided with a second combination hole (301), the outer wedge positioning part (4) is provided with a third combination hole (401), the scaphoid positioning part (1) is provided with a plurality of locking holes (8).
2. A midfoot dorsal fusion plate according to claim 1 wherein: the fusion plate body is an arc-shaped curved surface structure which can be tightly attached to the back side of the middle foot.
3. A midfoot dorsal fusion plate according to claim 1 wherein: the front side of the inner side wedge bone positioning part (2) is provided with a first extending end (6), the front side of the outer side wedge bone positioning part (4) is provided with a second extending end (7), and the first extending end (6) and the second extending end (7) are respectively provided with a locking hole (8).
4. A midfoot dorsal fusion plate according to claim 1 wherein: the middle and the inner and outer sides of the scaphoid positioning part (1) are respectively provided with one locking hole (8), and the three locking holes (8) arranged on the scaphoid positioning part (1) are correspondingly arranged with the three rib structures (5) connected on the inner side cuneiform positioning part (2), the middle cuneiform positioning part (3) and the outer side cuneiform positioning part (4).
5. A midfoot dorsal fusion plate according to claim 1 wherein: two bone grafting windows (9) with open vision are formed among the scaphoid positioning part (1), the inner side cuneiform positioning part (2), the middle cuneiform positioning part (3) and the outer side cuneiform positioning part (4) through the connection of the rib structures (5).
6. A medial dorsal foot fusion plate according to any one of claims 1 to 5 wherein: the fusion plate body still includes talus location portion (10), talus location portion (10) are connected through a plurality of rib structures (5) scaphoid location portion (1) is kept away from inboard wedge bone location portion (2), middle wedge bone location portion (3) with the opposite side of outside wedge bone location portion (4).
7. A medial dorsal foot fusion plate according to claim 6 wherein: two sides of the talus positioning part (10) are respectively provided with a locking hole (8).
8. A medial dorsal foot fusion plate according to claim 7 wherein: the two sides of the talus positioning part (10) are respectively connected with the scaphoid positioning part (1) through a rib structure (5), and a bone grafting window (9) with an open visual field is formed between the talus positioning part (10) and the scaphoid positioning part (1).
9. A medial dorsal foot fusion plate according to claim 6 wherein: the fused plate body is characterized in that the scaphoid positioning part (1), the inner side wedge positioning part (2), the middle wedge positioning part (3), the outer side wedge positioning part (4) and the talus positioning part (10) are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121659931.4U CN215018769U (en) | 2021-07-21 | 2021-07-21 | Middle foot back side fusion plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121659931.4U CN215018769U (en) | 2021-07-21 | 2021-07-21 | Middle foot back side fusion plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215018769U true CN215018769U (en) | 2021-12-07 |
Family
ID=79222430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121659931.4U Active CN215018769U (en) | 2021-07-21 | 2021-07-21 | Middle foot back side fusion plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215018769U (en) |
-
2021
- 2021-07-21 CN CN202121659931.4U patent/CN215018769U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240429 Address after: 200135 Room 202, building 4, No. 590, Ruiqing Road, east zone of Zhangjiang High tech industry, Pudong New Area, Shanghai Patentee after: Shanghai Dabo Medical Technology Co.,Ltd. Country or region after: China Address before: No. 18 Shanbian Hongdong Road, Haicang District, Xiamen City, Fujian Province, 361000 Patentee before: DOUBLE MEDICAL TECHNOLOGY Inc. Country or region before: China |
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| TR01 | Transfer of patent right |