CN213310222U - Novel child sliding bone fracture plate system - Google Patents
Novel child sliding bone fracture plate system Download PDFInfo
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- CN213310222U CN213310222U CN202021941182.XU CN202021941182U CN213310222U CN 213310222 U CN213310222 U CN 213310222U CN 202021941182 U CN202021941182 U CN 202021941182U CN 213310222 U CN213310222 U CN 213310222U
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Abstract
The utility model discloses a novel child's slip coaptation board system, include: the head steel plate comprises a head part and a dry part, and a groove is arranged in the dry part; the first through hole is formed in the middle of the dry part and communicated with the groove, a locking plate is arranged in the first through hole, and inverted sawteeth are arranged on one side, facing the groove, of the locking plate; the body portion steel sheet, the body portion steel sheet sets up in the recess, the body portion steel sheet orientation first through-hole side surface sets up the locking tooth, the locking tooth with the sawtooth looks adaptation falls. An object of the utility model is to provide a novel child's slip coaptation board system is connected through the sawtooth of head steel sheet and the one-way locking of somatic part steel sheet, has changed the atress that the coaptation board is connected, makes longitudinal force transmit for the head steel sheet through locking tooth and the sawtooth of falling, alleviates the pressure to fracture department, is favorable to the union of fracture, has also prevented the free landing of somatic part steel sheet simultaneously.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to novel child's slip coaptation board system.
Background
The metal locking bone fracture plate is designed and manufactured according to the anatomical characteristics of human bones, locking bone fracture plates with different sizes and different shapes are designed according to the thickness and the shape of bones, and locking bone fracture plates with different thicknesses and locking bone screws with different diameters are designed according to different using parts and expected bearing weight. In clinic, the locking bone fracture plate is matched with the locking bone fracture screw to play a role of a temporary internal support, provide a stable local environment for the fracture end and create conditions for the healing of the fracture end.
The sliding steel plate system for children is a product developed for effectively fixing fracture and relieving the inhibition on the longitudinal growth of epiphyseal plates, and is mainly used for internal fixation of distal femur fracture with unclosed epiphyseal bones. The product is designed according to the anatomical form of the outer side of the distal femur and is divided into a head body and a body, wherein the head part is used for fixing the distal end of the epiphysis plate, the body part is used for fixing the bone part, and the head steel plate is provided with a drawer-shaped groove which can be used for the body steel plate to be embedded in the groove to slide; prolonged correspondingly with the growth and development of the epiphyseal plate; effectively reducing secondary epiphyseal injury; provides reliable fixation for distal comminuted fracture of femur, and promotes fracture healing.
The existing sliding steel plate system for children is composed of a head steel plate and a body steel plate, in order to reduce the inhibition on the longitudinal growth of an epiphysis plate, the head steel plate adopts a groove and can be used for the body steel plate to be embedded in the groove to slide, the sliding groove body steel plate can slide freely, although the inhibition on the growth is reduced, the body steel plate of the existing bone fracture plate can move freely in the head steel plate, most of the longitudinal force applied by a human body when the human body stands is applied to the fracture part in the early stage of healing, and the fracture part bears large pressure and is not beneficial to the healing of a patient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel child's slip coaptation board system for the somatic part steel sheet that improves the current coaptation board that the background art provided can free activity in the head steel sheet, at the healing initial stage, the human vertical force most of applying when standing is applyed in fracture department, and fracture department bearing pressure is great, is unfavorable for the problem of patient's healing.
In order to achieve the above object, the utility model provides a following technical scheme, a novel child's slip coaptation board system, include:
the head steel plate comprises a head part and a dry part which are connected with each other, and a groove is arranged in the dry part;
the first through hole is formed in the middle of the dry part and communicated with the groove, a locking plate is arranged in the first through hole, and inverted sawteeth are arranged on one side, facing the groove, of the locking plate;
the body portion steel sheet, the body portion steel sheet sets up in the recess, the body portion steel sheet orientation first through-hole side surface sets up the locking tooth, the locking tooth with the sawtooth looks adaptation falls.
Preferably, the groove is provided in a drawer shape.
Preferably, the locking plate is arranged to be long-strip-shaped, the locking plates are arranged to be two, and the two locking plates are symmetrically distributed along the vertical center line of the first through hole.
Preferably, the body steel plate is slidably connected with the head steel plate along the length direction of the groove.
Preferably, the head portion is provided with a plurality of first locking holes.
Preferably, the body steel plate is provided with a plurality of second locking holes.
Preferably, the stem is provided with a plurality of second through holes, and the cross-sectional area of the second through holes is larger than that of the second locking holes.
Preferably, the head steel plate and the body steel plate are both made of medical titanium.
Preferably, the head is shaped to conform to the distal lateral anatomy of the femur.
The technical scheme of the utility model has following advantage: the utility model discloses a novel child's slip coaptation board system, include: the head steel plate comprises a head part and a dry part, and a groove is arranged in the dry part; the first through hole is formed in the middle of the dry part and communicated with the groove, a locking plate is arranged in the first through hole, and inverted sawteeth are arranged on one side, facing the groove, of the locking plate; the body portion steel sheet, the body portion steel sheet sets up in the recess, the body portion steel sheet orientation first through-hole side surface sets up the locking tooth, the locking tooth with the sawtooth looks adaptation falls. An object of the utility model is to provide a novel child's slip coaptation board system is connected through the sawtooth of head steel sheet and the one-way locking of somatic part steel sheet, has changed the atress that the coaptation board is connected, makes longitudinal force transmit for the head steel sheet through locking tooth and the sawtooth of falling, alleviates the pressure to fracture department, is favorable to the union of fracture, has also prevented the free landing of somatic part steel sheet simultaneously.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the apparatus particularly pointed out in the written description and drawings thereof.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a novel sliding bone fracture plate system for children provided by the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 at B;
fig. 4 is a top view of the auxiliary mounting tool of the novel child sliding bone fracture plate system provided by the present invention;
fig. 5 is a front view of the auxiliary mounting tool of the novel child sliding bone fracture plate system provided by the present invention.
The following were used: 1. a head steel plate; 2. a head portion; 3. a dry portion; 4. a groove; 5. a first through hole; 6. a locking plate; 7. chamfering; 8. a body steel plate; 9. a locking tooth; 10. a first locking hole; 11. a second locking hole; 12. a second through hole; 13. a slide bar; 14. a slide plate; 15. a baffle plate; 16. a spring; 17. a support plate; 18. a connecting rod.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
The embodiment of the utility model provides a novel child's slip coaptation board system, as shown in fig. 1-3, include:
the head steel plate 1 is connected with each other, the head steel plate 1 comprises a head part 2 and a dry part 3, and a groove 4 is arranged in the dry part 3;
the first through hole 5 is formed in the middle of the dry part 3, the first through hole 5 is communicated with the groove 4, a locking plate 6 is arranged in the first through hole 5, and inverted sawteeth 7 are formed in the locking plate 6 towards one side of the groove 4;
somatic part steel sheet 8, somatic part steel sheet 8 sets up in the recess 4, somatic part steel sheet 8 orientation first through-hole 5 side surface sets up locking tooth 9, locking tooth 9 with 7 looks adaptations of falling sawtooth.
The working principle and the beneficial effects of the technical scheme are as follows: the body steel plate 8 is arranged in the groove 4 of the head steel plate 1, the first through hole 5 is arranged in the middle of the cadre part 3 of the head steel plate 1, the locking plate 6 is arranged at the first through hole 5, the inverted sawtooth 7 is arranged at one side of the locking plate 6 facing the groove 4, the locking tooth 9 matched with the inverted sawtooth 7 is correspondingly arranged at one side of the body steel plate 8 facing the first through hole 5, after the bone is reset and temporarily fixed, the head steel plate 1 and the body steel plate 8 are assembled in vitro, the body steel plate 8 is kept upwards inserted into the groove 4 of the head steel plate 1 and then connected with the inverted sawtooth 7 through the locking tooth 9, the body steel plate 8 can be prevented from sliding downwards in the groove 4, because the locking tooth 9 is connected with the sawtooth which is locked in one direction by the inverted sawtooth 7, the body steel plate 8 can also correspondingly extend along with the growth and development of the epiphyseal plate, secondary epiphyseal injury, the one-way locking sawtooth connection of the head steel plate 1 and the body steel plate 8 changes the whole stress of the connection of the bone fracture plate, so that the longitudinal force is transmitted to the head steel plate 1 through the locking teeth 9 and the inverted sawteeth 7, and the longitudinal force of the fracture part is shared. The utility model discloses the somatic part steel sheet that has improved the current coaptation board that the background art provided can free activity in the head steel sheet, at the healing initial stage, the human vertical force most of exerting when standing is applyed in fracture department, and fracture department bearing pressure is great, is unfavorable for the problem of patient's healing.
Example 2
On the basis of embodiment 1, the groove 4 is provided in a drawer shape.
The working principle and the beneficial effects of the technical scheme are as follows: the recess 4 is drawer-shaped to facilitate placement of the body steel plate 8 within the recess 4.
Example 3
On the basis of embodiment 1 or 2, as shown in fig. 1, the locking piece 6 is provided in a long shape, the locking pieces 6 are provided in two, and the two locking pieces 6 are symmetrically distributed along the vertical center line of the first through hole 5.
The working principle and the beneficial effects of the technical scheme are as follows: locking plate 6 sets up to rectangular form, and locking plate 6 sets up to two, can increase the contact quantity of falling sawtooth 7 and locking tooth 9 through rectangular form locking plate 6, makes that somatic part steel sheet 8 is more firm fixes in head steel sheet 1.
Example 4
On the basis of any one of embodiments 1 to 3, the body steel plate 8 is slidably connected with the head steel plate 1 along the length direction of the groove 4.
The working principle and the beneficial effects of the technical scheme are as follows: the body steel plate 8 is connected in the head steel plate 1 in a sliding way, and along with the healing of fracture, the body steel plate 8 can slide upwards in the head steel plate 1, so that the body steel plate 8 is correspondingly prolonged along with the growth and development of the epiphyseal plate, and the inhibition of the bone fracture plate on the longitudinal growth of the epiphyseal plate is relieved.
Example 5
On the basis of any of embodiments 1-4, as shown in fig. 1, the head 2 is provided with a number (e.g. 3) of first locking holes 10.
The working principle and the beneficial effects of the technical scheme are as follows: after the bone plate is assembled, the first locking hole 10 crosses over the epiphyseal line, then the head steel plate 1 is locked at the femoral end through three screws, and the first locking hole 10 is arranged to facilitate the fixation of the head steel plate 1 at the far end of the epiphyseal plate.
Example 6
On the basis of any of embodiments 1 to 5, as shown in fig. 1, the body steel plate 8 is provided with a plurality of second locking holes 11.
The working principle and the beneficial effects of the technical scheme are as follows: the body steel plate 8 is provided with a plurality of second locking holes 11, and the body steel plate 8 can be fixed to the bone stem by attaching screws to the second locking holes 11.
Example 7
On the basis of any of embodiments 1 to 6, as shown in fig. 1, the stem 3 is provided with a plurality of second through holes 12, and the cross-sectional area of the second through holes 12 is larger than that of the second locking holes 11.
The working principle and the beneficial effects of the technical scheme are as follows: a plurality of second through holes 12 are arranged at the dry part 3 of the head steel plate 1, the second through holes 12 transversely penetrate through the head steel plate 1, the cross section area of the second through holes 12 is larger than that of the second locking holes 11, when the screws are arranged in the second locking holes 11, the screws can move in the second through holes 12, and the body steel plate 8 can move upwards along with the growth and development of the epiphysis plate.
Example 8
On the basis of any one of embodiments 1 to 7, the head steel plate 1 and the body steel plate 8 are both made of medical titanium.
The working principle and the beneficial effects of the technical scheme are as follows: the head steel plate 1 and the body steel plate 8 are both made of medical titanium, the medical titanium has excellent corrosion resistance, the elastic modulus is close to that of natural bones, and the biocompatibility is excellent.
Example 9
On the basis of any of embodiments 1 to 8, the head 2 is shaped to conform to the distal lateral anatomy of the femur.
The working principle and the beneficial effects of the technical scheme are as follows: the shape of the head part 2 is designed according to the anatomical form of the outer side of the far end of the femur, so that the head part 2 of the bone fracture plate can be better attached to the surface of the bone, and the treatment effect is improved.
Example 10
On the basis of any one of embodiments 1 to 9, as shown in fig. 4 to 5, the auxiliary installation tool further comprises:
the sliding rod 13 is arranged above the first through hole 5;
the sliding plates 14 are sleeved on the sliding rod 13, the sliding plates 14 are connected with the sliding rod 13 in a sliding mode, the bottom of each sliding plate 14 is in contact with the outer wall above the first through hole 5, the number of the sliding plates 14 is two, and the two sliding plates 14 are symmetrically distributed on the sliding rod 13;
the two baffles 15 are symmetrically arranged at the left end and the right end of the sliding rod 13;
the spring 16 is arranged between the baffle plate 15 and the sliding plate 14, one end of the spring 16 is fixedly connected with one side wall of the baffle plate 15 facing the sliding plate 14, and the other end of the spring 16 is fixedly connected with the side wall of the sliding plate 14;
the supporting plate 17 is arranged at the bottom of one end, away from the sliding rod 13, of the sliding plate 14, the supporting plate 17 is perpendicular to the sliding plate 14, and the upper surface of the supporting plate 17 is in contact with the lower surface of the locking plate 6;
and one end of the connecting rod 18 is fixedly connected with one side of the sliding rod 13, which is far away from the supporting plate 17.
The working principle and the beneficial effects of the technical scheme are as follows: when the body steel plate 8 is placed in the head steel plate 1, the body steel plate 8 is not easy to be placed in the head steel plate 1 due to the unidirectional locking effect of the inverted sawteeth 7 on the locking teeth 9, the body steel plate 8 is not easy to be placed in the head steel plate 1, the bottom surface of the sliding plate 14 is in contact with the outer side wall above the first through hole 5, the sliding plate 14 plays a fulcrum role, the connecting rod 18 is pressed downwards through a lever principle, under the fulcrum effect of the bottom of the sliding plate 14, the supporting plate 17 moves upwards, the upper surface of the supporting plate 17 is in contact with the bottom surface of the locking plate 6, the supporting plate 17 drives the locking plate 6 to move upwards, the inverted sawteeth 7 are far away from the groove, the body steel plate 8 is convenient to be placed in place, the sliding plate 14 is pushed, the sliding plate 14 moves towards the direction far away from the baffle plate 15, so that the supporting plate 17, and then the steel plate is stored, and the locking plate 6 can be adjusted through an auxiliary mounting tool, so that the body part steel plate 8 can be conveniently dismounted.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A novel child's sliding bone plate system, comprising:
the head steel plate (1), the head steel plate (1) comprises a head part (2) and a dry part (3) which are connected with each other, and a groove (4) is arranged in the dry part (3);
the first through hole (5), the first through hole (5) is arranged in the middle of the dry part (3), the first through hole (5) is communicated with the groove (4), a locking plate (6) is arranged in the first through hole (5), and inverted sawteeth (7) are arranged on one side, facing the groove (4), of the locking plate (6);
somatic part steel sheet (8), somatic part steel sheet (8) set up in recess (4), somatic part steel sheet (8) orientation first through-hole (5) side surface sets up locking tooth (9), locking tooth (9) with fall sawtooth (7) looks adaptation.
2. A new children's sliding bone plate system according to claim 1, characterized in that the recess (4) is provided in the shape of a drawer.
3. The novel child sliding bone plate system according to claim 1, wherein the locking plates (6) are provided in an elongated shape, the locking plates (6) are provided in two, and the two locking plates (6) are symmetrically distributed along the vertical center line of the first through hole (5).
4. The novel pediatric sliding bone plate system according to claim 1, wherein the body steel plate (8) is slidably connected with the head steel plate (1) along the length direction of the groove (4).
5. A new children's sliding bone plate system according to claim 1, characterized in that the head (2) is provided with a number of first locking holes (10).
6. A new children's sliding bone plate system according to claim 1, characterized in that the body steel plate (8) is provided with a plurality of second locking holes (11).
7. A new children's sliding bone plate system according to claim 6, characterized in that the stem (3) is provided with a number of second through holes (12), the cross-sectional area of the second through holes (12) being larger than the cross-sectional area of the second locking holes (11).
8. The novel sliding bone plate system for children as claimed in claim 1, wherein the head steel plate (1) and the body steel plate (8) are made of medical titanium.
9. A new children's sliding bone plate system according to claim 1, characterized in that the head (2) is shaped to conform to the distal lateral anatomy of the femur.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021941182.XU CN213310222U (en) | 2020-09-08 | 2020-09-08 | Novel child sliding bone fracture plate system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021941182.XU CN213310222U (en) | 2020-09-08 | 2020-09-08 | Novel child sliding bone fracture plate system |
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| Publication Number | Publication Date |
|---|---|
| CN213310222U true CN213310222U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021941182.XU Active CN213310222U (en) | 2020-09-08 | 2020-09-08 | Novel child sliding bone fracture plate system |
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| CN (1) | CN213310222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023200417A1 (en) * | 2022-04-12 | 2023-10-19 | Tst Rakor Ve Tibbi̇ Aletler Sanayi̇ Ve Ti̇caret Li̇mi̇ted Şi̇rketi̇ | Telescopic plate |
-
2020
- 2020-09-08 CN CN202021941182.XU patent/CN213310222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023200417A1 (en) * | 2022-04-12 | 2023-10-19 | Tst Rakor Ve Tibbi̇ Aletler Sanayi̇ Ve Ti̇caret Li̇mi̇ted Şi̇rketi̇ | Telescopic plate |
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