CN210170148U - Internal fixing device for pelvis internal fracture - Google Patents
Internal fixing device for pelvis internal fracture Download PDFInfo
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- CN210170148U CN210170148U CN201920584030.XU CN201920584030U CN210170148U CN 210170148 U CN210170148 U CN 210170148U CN 201920584030 U CN201920584030 U CN 201920584030U CN 210170148 U CN210170148 U CN 210170148U
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- bone fracture
- fracture plate
- coaptation board
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Abstract
The utility model belongs to the technical field of medical treatment, concretely relates to inboard many internal fixation devices that fracture of pelvis, it includes main coaptation board, main coaptation board includes first coaptation board, second coaptation board and third coaptation board, first logical groove has been seted up in the first coaptation board, second logical groove has been seted up in the second coaptation board, third logical groove has been seted up in the third coaptation board, be favorable to the growth of the blood flesh around the main coaptation board of later stage to wrap up main coaptation board, main coaptation board passes through fixed locking screw and connects the I-shaped coaptation board, according to the quantity and the condition of many fractures of pelvis department, select the I-shaped coaptation board and the main coaptation board of suitable quantity to cooperate into an entirety, connect; the utility model has the advantages of be convenient for select the I-shaped coaptation board free assembly of suitable quantity according to the damage degree of pelvis, can be better fix the fracture of the inboard many places of pelvis, enlarge the applicable scope of device.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment, concretely relates to inboard many fractures internal fixation of pelvis.
Background
The inboard fracture of pelvis is comparatively serious fracture, mainly take place in the high energy damage of young and middle-aged, the principle of treatment mostly is for dissecting the reduction, make fracture department expose through dissecting, and the fracture department that makes the dislocation through the intervention of external force resets to original normal position, and fix the fracture injury department after resetting through plus device, however, pelvic bone department has intensive districts such as a large amount of nerves and blood vessels, when having many fractures in pelvic bone department, it then is difficult to all carry out effectual fixing with many fractures to use common fixed steel sheet, be unfavorable for the recovery in later stage.
Disclosure of Invention
The utility model aims at overcoming prior art's not enough, and design the subassembly of being convenient for select suitable quantity according to the damage degree of pelvis freely and assemble, can be better fix the inboard fracture of many places of pelvis, enlarge the inboard many places fracture internal fixation device of the applicable scope of device.
The purpose of the utility model is realized like this: the internal fixation device for multiple fractures at the inner side of a pelvis comprises a main bone fracture plate, wherein the main bone fracture plate comprises a first bone fracture plate, a second bone fracture plate and a third bone fracture plate, a first through groove is formed in the first bone fracture plate, the lower end of the first bone fracture plate is connected with the second bone fracture plate, a temporary fixing hole is formed between the first bone fracture plate and the second bone fracture plate, the first bone fracture plate is inclined at an included angle a relative to the second bone fracture plate in a clockwise mode; locking screw holes are formed in the two sides of the first bone fracture plate, the second bone fracture plate and the third bone fracture plate at equal intervals along the length direction, and the locking screw holes are connected with the I-shaped bone fracture plate through fixing and locking screws; the I-shaped bone fracture plate comprises a first transverse plate, a connecting vertical plate and a second transverse plate, wherein a locking screw hole is formed in the first transverse plate, the connecting vertical plate is connected to the middle of the first transverse plate, the other end of the connecting vertical plate is connected with the second transverse plate, miniature screw holes are formed in the connecting vertical plate and the second transverse plate, and the miniature screw holes are connected with miniature screws.
The size of the inclined included angle a is 20-30 degrees, the size of the inclined included angle b is 50-70 degrees, and the first bone fracture plate and the third bone fracture plate have certain inclined angles relative to the second bone fracture plate, so that the first bone fracture plate and the third bone fracture plate are more tightly attached to the pelvis, and later-stage recovery is facilitated.
The temporary fixing hole is of an oval structure, and small-range movement adjustment can be performed after the Kirschner wire is simply and temporarily fixed.
First coaptation board, second coaptation board and third coaptation board structure as an organic whole, the intensity of main coaptation board is increased to integrative structure, the transmission of the power of being convenient for more, the harm that the junction stress concentration caused in the use is avoided, increase bearing load, increase live time.
First diaphragm, connection riser and second diaphragm structure as an organic whole, more firm of a body structure does benefit to the integration in later stage.
The first transverse plate is provided with two locking screw holes, and the distance between the two locking screw holes arranged on the first transverse plate is equal to the distance between the locking screw holes on the same side of the first bone fracture plate, the second bone fracture plate and the third bone fracture plate, so that the I-shaped bone fracture plate can be connected with the main bone fracture plate at any position, and the application range of the device is enlarged.
The connecting vertical plate is provided with two micro screw holes, and the second transverse plate is provided with five micro screw holes.
The upper end of the first bone fracture plate is of an arc transition structure, the lower end of the third bone fracture plate is of an arc transition structure, the joints of the I-shaped bone fracture plates are of arc transition structures and are of arc transition structures, secondary damage of edges and corners of the device to bones at adjacent positions is avoided, and later-stage recovery is facilitated.
The utility model has the advantages that: the utility model discloses a first coaptation board, second coaptation board and third coaptation board, and first coaptation board and third coaptation board all have certain slope contained angle for the second coaptation board, make the laminating pelvis bone more of device, increase the bearing load of use, in order to reach better effect, the size of slope contained angle a between first coaptation board and the second coaptation board is 20 ~ 30, the size of slope contained angle b between the third coaptation board and the second coaptation board is 50 ~ 70, more accord with anatomy pelvis bone trend angle, furthermore, first coaptation board, second coaptation board and third coaptation board structure as an organic whole, the bearing load of device has been greatly strengthened; the first bone fracture plate is internally provided with a first through groove, the second bone fracture plate is internally provided with a second through groove, and the third bone fracture plate is provided with a third through groove, so that the growth and the wrapping device of blood and meat around the main bone fracture plate in the later period are facilitated, and the later recovery is facilitated; when in use, firstly, the pelvis fracture part is dissected by using surgical equipment to expose the fracture injury part, so that the device is convenient to fix and install, the appropriate number of I-shaped bone fracture plates are selected according to the degree and the size of the pelvis fracture, the main bone fracture plate can be subjected to micro adjustment according to the specific condition of the affected part, the main bone fracture plate is tightly attached to the pelvis fracture part and is arranged at two ends of the pelvis fracture, a kirschner wire is used for temporary fixation through a temporary fixing hole to confirm whether the placement position of the main bone fracture plate is appropriate or not, if not, the small-range adjustment is carried out, after the adjustment is finished, an electric drill is used for drilling at the corresponding position of a locking screw hole, the main bone fracture plate is fixed on the pelvis, if a plurality of fractures exist, the appropriate number of I-shaped bone fracture plates are selected according to the condition of the plurality of fractures, the I-shaped bone fracture plates and the main bone fracture, the locking screw hole in the first transverse plate of the I-shaped bone fracture plate corresponds to the locking screw hole in the main bone fracture plate, the electric drill penetrates through the first transverse plate and the main bone fracture plate to drill a hole in the pelvis, the fixing locking screw penetrates through the first transverse plate and the main bone fracture plate to be locked on the pelvis, the electric drill is used for drilling the pelvis at the position where the micro screw hole in the second transverse plate falls, the micro screw hole is not required to be used completely, only the micro screw hole at the proper position is selected to be used for drilling and fixing, and the fracture part around the main bone fracture plate is ensured to be connected and fixed with the main bone fracture plate; the utility model has the advantages of be convenient for select the I-shaped coaptation board free assembly of suitable quantity according to the damage degree of pelvis, can be better fix the fracture of the inboard many places of pelvis, enlarge the applicable scope of device.
Drawings
Fig. 1 is a schematic view of the overall structure of the internal fixation device for multiple fractures of the inner side of pelvis.
Fig. 2 is a schematic structural view of the i-shaped bone fracture plate of the internal fixation device for multiple fractures at the inner side of pelvis of the present invention.
In the figure: 1. the bone fracture plate comprises a first bone fracture plate 11, a first through groove 2, a second bone fracture plate 21, a second through groove 3, a third bone fracture plate 31, a third through groove 4, a temporary fixing hole 5, a fixing locking screw 6, a micro screw 7, an I-shaped bone fracture plate 71, a first transverse plate 72, a connecting vertical plate 73, a second transverse plate 74, a micro screw hole 8, a locking screw hole 9 and a main bone fracture plate. The first bone fracture plate
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-2, the internal fixation device for multiple fractures of the inner side of the pelvis comprises a main bone plate 9, the main bone fracture plate 9 comprises a first bone fracture plate 1, a second bone fracture plate 2 and a third bone fracture plate 3, a first through groove 11 is arranged inside the first bone fracture plate 1, the lower end of the first bone fracture plate 1 is connected with the second bone fracture plate 2, a temporary fixing hole 4 is formed between the first bone fracture plate 1 and the second bone fracture plate 2, and the first bone fracture plate 1 is inclined at an included angle a relative to the second bone fracture plate 2 in a clockwise manner; the second bone fracture plate 2 is internally provided with a second through groove 21, the lower end of the second bone fracture plate 2 is connected with a third bone fracture plate 3, a third through groove 31 is arranged in the third bone fracture plate 3, a temporary fixing hole 4 is formed between the second bone fracture plate 2 and the third bone fracture plate 3, and the third bone fracture plate 3 is inclined at an included angle b relative to the second bone fracture plate 2 in a clockwise manner; the two sides of the first bone fracture plate 1, the second bone fracture plate 2 and the third bone fracture plate 3 are all provided with locking screw holes 8 at equal intervals along the length direction, and the locking screw holes 8 are connected with an I-shaped bone fracture plate 7 through fixing and locking screws 5; the I-shaped bone plate 7 comprises a first transverse plate 71, a connecting vertical plate 72 and a second transverse plate 73, wherein the first transverse plate 71 is provided with a locking screw hole 8, the middle of the first transverse plate 71 is connected with the connecting vertical plate 72, the other end of the connecting vertical plate 72 is connected with the second transverse plate 73, the connecting vertical plate 72 and the second transverse plate 73 are both provided with micro screw holes 74, and the micro screw holes 74 are connected with micro screws 6.
The utility model adopts the first bone fracture plate 1, the second bone fracture plate 2 and the third bone fracture plate 3, and the first bone fracture plate 1 and the third bone fracture plate 3 both have certain inclined included angles relative to the second bone fracture plate 2, so that the device is more attached to the pelvis, and the bearing load of the device is increased; the first bone fracture plate 1 is internally provided with a first through groove 11, the second bone fracture plate 2 is internally provided with a second through groove 21, and the third bone fracture plate 3 is provided with a third through groove 31, so that the growth and the wrapping device of blood and meat around the main bone fracture plate 9 in the later period are facilitated, and the later recovery is facilitated; when the pelvis fracture fixation device is used, firstly, surgical equipment is utilized to dissect the fracture position of the pelvis to expose the fracture position, so that the fixation and installation of the pelvis fracture fixation device are facilitated, the appropriate number of the I-shaped bone fracture plates 7 are selected according to the degree and the size of the pelvis fracture, the main bone fracture plate 9 can be subjected to micro adjustment according to the specific situation of an affected part, the main bone fracture plate 9 is tightly attached to the pelvis to be arranged at two ends of the pelvis fracture, the Kirschner pins are used for temporarily fixing the pelvis fracture through the temporary fixing holes 4 to confirm whether the placement position of the main bone fracture plate 9 is appropriate or not, if the placement position is not appropriate, the small-range adjustment is carried out, after the adjustment is finished, holes are drilled at the corresponding positions of the locking screw holes 8 by using an electric drill, the main bone fracture plate 9 is fixed on the pelvis fracture by using the fixing locking screws 5, if the pelvis fracture occurs, the appropriate number of, the peripheral fracture parts are fixed together, the locking screw holes 8 in the first transverse plate 71 of the I-shaped bone plate 7 correspond to the locking screw holes 8 in the main bone plate 9, an electric drill penetrates through the first transverse plate 71 and the main bone plate 9 to drill holes in the pelvis, the fixing locking screws 5 penetrate through the first transverse plate 71 and the main bone plate 9 to be locked on the pelvis, the electric drill is used for drilling holes in the positions where the micro screw holes 74 in the second transverse plate 73 fall, the micro screw holes 74 are not required to be used completely, only the micro screw holes 74 in proper positions are selected to be used for drilling and fixing the bone plate, and the fracture parts around the main bone plate 9 are connected and fixed together; the utility model has the advantages of be convenient for select the I-shaped coaptation board 7 free assembly of suitable quantity according to the damage degree of pelvis, can be better fix the fracture of the inboard many places of pelvis, enlarge the applicable scope of device.
Example 2
As shown in fig. 1-2, the internal fixation device for multiple fractures of the inner side of the pelvis comprises a main bone plate 9, the main bone fracture plate 9 comprises a first bone fracture plate 1, a second bone fracture plate 2 and a third bone fracture plate 3, a first through groove 11 is arranged inside the first bone fracture plate 1, the lower end of the first bone fracture plate 1 is connected with the second bone fracture plate 2, a temporary fixing hole 4 is formed between the first bone fracture plate 1 and the second bone fracture plate 2, and the first bone fracture plate 1 is inclined at an included angle a relative to the second bone fracture plate 2 in a clockwise manner; the second bone fracture plate 2 is internally provided with a second through groove 21, the lower end of the second bone fracture plate 2 is connected with a third bone fracture plate 3, a third through groove 31 is arranged in the third bone fracture plate 3, a temporary fixing hole 4 is formed between the second bone fracture plate 2 and the third bone fracture plate 3, and the third bone fracture plate 3 is inclined at an included angle b relative to the second bone fracture plate 2 in a clockwise manner; the two sides of the first bone fracture plate 1, the second bone fracture plate 2 and the third bone fracture plate 3 are all provided with locking screw holes 8 at equal intervals along the length direction, and the locking screw holes 8 are connected with an I-shaped bone fracture plate 7 through fixing and locking screws 5; the I-shaped bone plate 7 comprises a first transverse plate 71, a connecting vertical plate 72 and a second transverse plate 73, wherein the first transverse plate 71 is provided with a locking screw hole 8, the middle of the first transverse plate 71 is connected with the connecting vertical plate 72, the other end of the connecting vertical plate 72 is connected with the second transverse plate 73, the connecting vertical plate 72 and the second transverse plate 73 are both provided with micro screw holes 74, and the micro screw holes 74 are connected with micro screws 6.
For better effect, the size of the inclined included angle a is 20-30 degrees, the size of the inclined included angle b is 50-70 degrees, and the first bone fracture plate 1 and the third bone fracture plate 3 both have a certain inclined angle relative to the second bone fracture plate 2, so that the first bone fracture plate and the third bone fracture plate are more tightly attached to the pelvis, and later recovery is facilitated.
For better effect, the temporary fixing hole 4 is an oval structure, and the Kirschner wire can be moved and adjusted within a small range after being simply and temporarily fixed.
For better effect, first coaptation board 1, second coaptation board 2 and third coaptation board 3 structure as an organic whole, the transmission of the integrative structure increase main coaptation board 9 intensity, the power of being convenient for more avoids the damage that the junction stress concentration caused in the use, increases the bearing load, increase live time.
For better effect, the first transverse plate 71, the connecting vertical plate 72 and the second transverse plate 73 are of an integral structure, and the integral structure is firmer and is beneficial to later-stage fusion.
For better effect, the first transverse plate 71 is provided with two locking screw holes 8, and the distance between the two locking screw holes 8 arranged on the first transverse plate 71 is equal to the distance between the locking screw holes 8 on the same side of the first bone fracture plate 1, the second bone fracture plate 2 and the third bone fracture plate 3, so that the I-shaped bone fracture plate 7 can be connected with the main bone fracture plate 9 at any position, and the application range of the device is increased.
For better effect, the number of the micro screw holes 74 formed in the connecting vertical plate 72 is two, and the number of the micro screw holes 74 formed in the second horizontal plate 73 is five.
For better effect, the upper end of the first bone fracture plate 1 is of an arc transition structure, the lower end of the third bone fracture plate 3 is of an arc transition structure, the joints of the I-shaped bone fracture plates 7 are of arc transition structures and are of arc transition structures, secondary damage to bones at adjacent positions by edges of the device is avoided, and later-stage recovery is facilitated.
The utility model discloses a first coaptation board 1, second coaptation board 2 and third coaptation board 3, and first coaptation board 1 and third coaptation board 3 all have certain slope contained angle for second coaptation board 2, make the laminating pelvis more of device, increase the bearing load of use, in order to reach better effect, the size of slope contained angle a between first coaptation board 1 and the second coaptation board 2 is 20 ~ 30, the size of slope contained angle b between third coaptation board 3 and the second coaptation board 2 is 50 ~ 70, more accord with anatomy pelvis trend angle, furthermore, first coaptation board 1, second coaptation board 2 and third coaptation board 3 structure as an organic whole, the bearing load of device has been greatly strengthened; the first bone fracture plate 1 is internally provided with a first through groove 11, the second bone fracture plate 2 is internally provided with a second through groove 21, and the third bone fracture plate 3 is provided with a third through groove 31, so that the growth and the wrapping device of blood and meat around the main bone fracture plate 9 in the later period are facilitated, and the later recovery is facilitated; when the pelvis fracture fixation device is used, firstly, surgical equipment is utilized to dissect the fracture position of the pelvis to expose the fracture position, so that the fixation and installation of the pelvis fracture fixation device are facilitated, the appropriate number of the I-shaped bone fracture plates 7 are selected according to the degree and the size of the pelvis fracture, the main bone fracture plate 9 can be subjected to micro adjustment according to the specific situation of an affected part, the main bone fracture plate 9 is tightly attached to the pelvis to be arranged at two ends of the pelvis fracture, the Kirschner pins are used for temporarily fixing the pelvis fracture through the temporary fixing holes 4 to confirm whether the placement position of the main bone fracture plate 9 is appropriate or not, if the placement position is not appropriate, the small-range adjustment is carried out, after the adjustment is finished, holes are drilled at the corresponding positions of the locking screw holes 8 by using an electric drill, the main bone fracture plate 9 is fixed on the pelvis fracture by using the fixing locking screws 5, if the pelvis fracture occurs, the appropriate number of, the peripheral fracture parts are fixed together, the locking screw holes 8 in the first transverse plate 71 of the I-shaped bone plate 7 correspond to the locking screw holes 8 in the main bone plate 9, an electric drill penetrates through the first transverse plate 71 and the main bone plate 9 to drill holes in the pelvis, the fixing locking screws 5 penetrate through the first transverse plate 71 and the main bone plate 9 to be locked on the pelvis, the electric drill is used for drilling holes in the positions where the micro screw holes 74 in the second transverse plate 73 fall, the micro screw holes 74 are not required to be used completely, only the micro screw holes 74 in proper positions are selected to be used for drilling and fixing the bone plate, and the fracture parts around the main bone plate 9 are connected and fixed together; the utility model has the advantages of be convenient for select the I-shaped coaptation board 7 free assembly of suitable quantity according to the damage degree of pelvis, can be better fix the fracture of the inboard many places of pelvis, enlarge the applicable scope of device.
Claims (8)
1. The inboard many places fracture internal fixation device of pelvis, it includes main coaptation board, its characterized in that: the main bone fracture plate comprises a first bone fracture plate, a second bone fracture plate and a third bone fracture plate, wherein a first through groove is formed in the first bone fracture plate, the lower end of the first bone fracture plate is connected with the second bone fracture plate, a temporary fixing hole is formed between the first bone fracture plate and the second bone fracture plate, the first bone fracture plate is inclined at an included angle a relative to the second bone fracture plate in a clockwise manner; locking screw holes are formed in the two sides of the first bone fracture plate, the second bone fracture plate and the third bone fracture plate at equal intervals along the length direction, and the locking screw holes are connected with the I-shaped bone fracture plate through fixing and locking screws; the I-shaped bone fracture plate comprises a first transverse plate, a connecting vertical plate and a second transverse plate, wherein a locking screw hole is formed in the first transverse plate, the connecting vertical plate is connected to the middle of the first transverse plate, the other end of the connecting vertical plate is connected with the second transverse plate, miniature screw holes are formed in the connecting vertical plate and the second transverse plate, and the miniature screw holes are connected with miniature screws.
2. The internal fixation device for fractures of the medial pelvic side of claim 1, wherein: the size of the inclined included angle a is 20-30 degrees, and the size of the inclined included angle b is 50-70 degrees.
3. The internal fixation device for fractures of the medial pelvic side of claim 1, wherein: the temporary fixing hole is of an oval structure.
4. The internal fixation device for fractures of the medial pelvic side of claim 1, wherein: the first bone fracture plate, the second bone fracture plate and the third bone fracture plate are of an integrated structure.
5. The internal fixation device for fractures of the medial pelvic side of claim 1, wherein: the first transverse plate, the connecting vertical plate and the second transverse plate are of an integral structure.
6. The internal fixation device for fractures of the medial pelvic side of claim 1, wherein: the first transverse plate is provided with two locking screw holes, and the distance between the two locking screw holes arranged on the first transverse plate is equal to the distance between the locking screw holes on the same side of the first bone fracture plate, the second bone fracture plate and the third bone fracture plate.
7. The internal fixation device for fractures of the medial pelvic side of claim 1, wherein: the connecting vertical plate is provided with two micro screw holes, and the second transverse plate is provided with five micro screw holes.
8. The internal fixation device for fractures of the medial pelvic side of claim 1, wherein: the upper end of the first bone fracture plate is of an arc transition structure, the lower end of the third bone fracture plate is of an arc transition structure, and the joints of the I-shaped bone fracture plates are of arc transition structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920584030.XU CN210170148U (en) | 2019-04-26 | 2019-04-26 | Internal fixing device for pelvis internal fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920584030.XU CN210170148U (en) | 2019-04-26 | 2019-04-26 | Internal fixing device for pelvis internal fracture |
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| Publication Number | Publication Date |
|---|---|
| CN210170148U true CN210170148U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920584030.XU Expired - Fee Related CN210170148U (en) | 2019-04-26 | 2019-04-26 | Internal fixing device for pelvis internal fracture |
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| CN (1) | CN210170148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113940745A (en) * | 2021-11-01 | 2022-01-18 | 医诺睿康(北京)科技有限公司 | Memory alloy bone fracture plate |
-
2019
- 2019-04-26 CN CN201920584030.XU patent/CN210170148U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113940745A (en) * | 2021-11-01 | 2022-01-18 | 医诺睿康(北京)科技有限公司 | Memory alloy bone fracture plate |
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Granted publication date: 20200324 Termination date: 20210426 |