CN214104574U - Craniofacial bone distraction osteogenesis device with detachable adjusting rod - Google Patents
Craniofacial bone distraction osteogenesis device with detachable adjusting rod Download PDFInfo
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- CN214104574U CN214104574U CN202021467090.2U CN202021467090U CN214104574U CN 214104574 U CN214104574 U CN 214104574U CN 202021467090 U CN202021467090 U CN 202021467090U CN 214104574 U CN214104574 U CN 214104574U
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Abstract
The utility model provides a craniofacial bone distraction osteogenesis device with a detachable adjusting rod, which comprises a screw rod, wherein the screw rod comprises a screw rod main body and a connector, two connecting plates are arranged at the end part of the connector in parallel, and the adjusting rod is detachably connected with the connector; the inner part of the fixed rod is of a cavity structure, and the transverse lower half part of the fixed rod is provided with a sliding chute; the first fixing plate is sleeved on the screw rod main body; a second fixing plate is welded at one end of the fixing rod, which is separated from the first fixing plate; the utility model can conveniently detach the adjusting rod from the fixed rod during the nursing after the craniofacial bone stretching osteogenesis, and the adjusting rod does not need to be adhered to the surface of the scalp, thereby preventing the probability of skin rash caused by fixing the adjusting rod after the operation of the children patient; nursing of medical staff and parents after operation is more convenient, and the comfort level of the children in the recovery period after operation is greatly improved because no fixing adjusting rod is fixed on the skin; in addition, only the fixing rod is connected to the connector when the distraction osteogenesis device needs to be finely adjusted, so that the use is very convenient.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to an adjusting lever detachable craniofacial bone leads and stretches osteogenesis device.
Background
At present, the existing craniofacial bone stretching and forming device is composed of an adjusting rod, a handle part and a fixing piece with screw holes at two ends; after the extension of the bone end is completed after the craniofacial osteotomy, the adjusting rod cannot be detached, so the adjusting rod needs to be kept outside the body during the fixing period, and in order to reduce the movement and reverse rotation of the adjusting rod, the adjusting rod is usually adhered and fixed on the skin by an adhesive tape clinically, so that skin rash is easily generated on the skin, the daily movement of a patient is limited, and the nursing difficulty of medical care personnel and parents is increased; therefore, the craniofacial bones that can conveniently dismantle the extension rod draw and stretch into bone device is urgently needed, can reduce the nursing degree of difficulty of medical personnel and parents, more can strengthen the comfort level of infant postoperative care, prevent the rash because of the use of extension rod produces, strengthen the comfort level of infant postoperative simultaneously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough of above-mentioned prior art, provide an adjusting lever detachable craniofacial bone leads and opens one's legs and put into the bone device, can have convenient dismantlement adjusting lever, be convenient for nursing, traction operation simple and easy, reduce the rash incidence and strengthen postoperative comfort level, practicality strong of infant treatment in-process.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a craniofacial bone distraction osteogenesis device with a detachable adjusting rod, which comprises a screw rod, wherein the screw rod comprises a screw rod main body and a connector, two connecting plates are arranged at the end part of the connector in parallel, a connecting hole is respectively arranged on the two connecting plates, and the adjusting rod is detachably connected with the connector; the inner part of the fixed rod is of a cavity structure, and the transverse lower half part of the fixed rod is provided with a sliding chute; the screw rod main body is sleeved with a first fixing ring and a second fixing ring at the end close to the connector, the inner diameter of the second fixing ring is welded to the screw rod main body, the first fixing plate is sleeved on the screw rod main body, and the screw rod main body is inserted into a cavity of the fixing rod; the outer diameter of the first fixing ring is welded at the end, close to the connector, of the fixing rod, and the second fixing plate is welded at the end, away from the first fixing plate, of the fixing rod.
Preferably, two elastic connecting rods are arranged at one end of the adjusting rod in parallel, and connecting hooks are respectively arranged at the end heads of the elastic connecting rods; the elastic connecting rod is integrally formed on the adjusting rod; the adjusting rod is made of stainless steel metal material, and the elastic connecting rod is made of stainless steel metal material; the thickness of the elastic connecting rod can be adjusted according to the requirement.
Preferably, the distance between the two elastic connecting rods is greater than or equal to the distance between the two connecting plates, and the ends of the elastic connecting rods are respectively provided with a connecting hook which is matched with the connecting hole for connection; the two times of the maximum width of the connecting hook of the single elastic connecting rod is smaller than the distance between the two connecting plates; when the adjusting rod is connected to the screw rod, only the two elastic connecting rods need to be pressed (inwards pressed) by fingers in opposite directions, so that the distance between the outer sides of the connecting hooks of the two elastic connecting rods is smaller than the distance between the two connecting plates at the connecting head, the connecting hooks are hooked into the connecting holes, and the elastic connecting rods are loosened; when the adjusting rod needs to be detached after the fine adjustment of the distraction osteogenesis device, only the two elastic connecting rods need to be pressed (pressed inwards) in opposite directions by fingers, so that the distance between the outer sides of the connecting hooks of the two elastic connecting rods is smaller than the distance between the two connecting plates at the connecting head, and the connecting hooks are separated from the connecting holes.
Preferably, the surface of the screw is provided with threads, and the top of the first fixing plate is transversely provided with a convex column; the convex column is transversely provided with a threaded hole matched with threads on the screw rod main body, the first fixing plate is connected to the screw rod main body through the convex column threads, and the convex column is sleeved in the sliding groove; the first fixing plate can move on the screw rod main body along the threads; the first fixing plate is movable along the slide groove.
Preferably, the first fixing plate and the second fixing plate are both provided with a plurality of threaded through holes, and the second fixing plate is welded with the fixing rod.
Preferably, the first fixing plate and the second fixing plate are oppositely arranged on the fixing rod.
Preferably, one end of the adjusting rod is connected to the connector, and the end of the other end of the adjusting rod is of a hexahedral cylinder structure.
The utility model has the advantages that: the utility model can conveniently detach the adjusting rod from the fixed rod during the nursing after the craniofacial bone stretching osteogenesis, and the adjusting rod does not need to be adhered to the surface of the scalp, thereby preventing the probability of skin rash caused by fixing the adjusting rod after the operation of the children patient; the nursing of the medical staff after the operation is more convenient, the nursing difficulty of the medical staff is reduced, and the comfort level of the children after the operation in the recovery period is greatly improved because no fixed adjusting rod is fixed on the skin; in addition, when the distraction osteogenesis device needs to be finely adjusted, the fixation rod is only connected to the connector, so that the distraction osteogenesis device can be used conveniently.
Drawings
Fig. 1 is an exploded schematic view of the present invention;
fig. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the bottom view structure of the present invention without the adjusting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1, 2 and 3, a craniofacial bone distraction osteogenesis device with a detachable adjusting rod comprises a screw rod 1, a screw rod main body 101 of the screw rod 1 and a connector 102, wherein two connecting plates 104 are arranged at the end of the connector 102 in parallel, a connecting hole 105 is respectively arranged on each connecting plate 104, the adjusting rod 3 is detachably connected to the connector 102, two elastic connecting rods 31 are arranged at one end of the adjusting rod 3 in parallel, and connecting hooks 32 are respectively arranged at the ends of the elastic connecting rods 31; the inner part of the fixed rod 2 is of a cavity structure, and the transverse lower half part of the fixed rod 2 is provided with a sliding chute 201; a first fixing ring 106 and a second fixing ring 107 are sleeved at the near-connection end of the screw main body 101, the inner diameter of the second fixing ring 107 is welded to the screw main body 101, a first fixing plate 401 is sleeved on the screw main body 101, and the screw main body 101 is inserted into a cavity of the fixing rod 2; the outer diameter of the first fixing ring 106 is welded at the end of the fixing rod 2 close to the connector 102, the outer diameter of the second fixing ring 107 is larger than the inner diameter of the first fixing ring 106, the screw 1 can rotate in the first fixing ring 106, the screw 1 is prevented from being separated from the fixing rod 2, and the second fixing plate 402 is welded at the end of the fixing rod 2 away from the first fixing plate 401.
As shown in fig. 1 and 3, the surface of the screw 101 is provided with a thread 103, and the top of the first fixing plate 401 is transversely provided with a convex column 61; the convex column 61 is transversely provided with a threaded hole 603 matched with the thread 103 on the screw rod main body 101, the first fixing plate 401 is connected to the screw rod main body 101 through the convex column 61 in a threaded manner, and the convex column 61 is sleeved in the sliding groove 201; the first fixing plate 401 can move on the screw body 101 along the thread 103; the first fixing plate 401 is movable along the chute 201; the first fixing plate 401 and the second fixing plate 402 are both provided with a plurality of threaded through holes 701, and the second fixing plate 402 is welded with the fixing rod 2; the first fixing plate 401 and the second fixing plate 402 are reversely arranged on the fixing rod 2;
as shown in fig. 2, one end of the adjusting rod 3 is connected to the connecting head 102, and the other end thereof is a hexahedral cylinder.
As shown in fig. 1, the distance between the two elastic connection rods 31 is greater than or equal to the distance between the two connection plates 104, the ends of the elastic connection rods 31 are respectively provided with a connection hook 32, and the connection hooks 32 are connected by matching with the connection holes 105; the two times of the maximum width at the connecting hook 32 is smaller than the distance between the two connecting plates 104, so that the connecting hook 32 of the elastic connecting rod 31 can be hooked into the connecting hole 105 when the two elastic connecting rods 31 are close to each other; when the adjusting rod 3 is connected to the screw rod, only the two elastic connecting rods 31 need to be pressed (pressed inwards) by fingers in opposite directions, so that the distance between the outer sides of the connecting hooks of the two elastic connecting rods 31 is smaller than the distance between the two connecting plates 104 at the connecting head, the connecting hooks 32 are hooked into the connecting holes 105, and the elastic connecting rods 31 are loosened; when the adjusting rod 3 needs to be detached after the bone forming device is finely adjusted and stretched, only the two elastic connecting rods 31 are pressed (pressed inwards) by fingers in opposite directions, so that the distance between the outer sides of the connecting hooks of the two elastic connecting rods 31 is smaller than the distance between the two connecting plates 104 at the connecting head, and the connecting hook 32 is separated from the connecting hole 105.
The second fixing plate 402 arranged at the top end of the fixing rod 2 is fixedly arranged and can stretch the craniofacial bone into a bone device for positioning, and the first fixing plate 401 arranged on the screw rod main body 101 is movably arranged; firstly, a first fixing plate 401 and a second fixing plate 402 are arranged close to each other, and after the craniofacial bones are long for a period of time, a screw 1 is rotated by rotating an adjusting rod 3, so that the first fixing plate 401 is finely adjusted, and the distance between the first fixing plate 401 and the second fixing plate 402 is increased; thereby distracting the growth of craniofacial bones; one end of the adjusting rod 3 is connected to the connector 102, and the end part of the other end is of a hexahedral cylinder structure; the hexahedral cylinder structure is used for connecting a hexagonal screw wrench, and labor can be saved when the adjusting rod 3 is rotated.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. A craniofacial bone distraction osteogenesis device with a detachable adjusting rod is characterized in that: the screw comprises a screw body and a connector, wherein the end part of the connector is provided with two connecting plates in parallel, the two connecting plates are respectively provided with a connecting hole, and the adjusting rod is detachably connected with the connector; the inner part of the fixed rod is of a cavity structure, and the transverse lower half part of the fixed rod is provided with a sliding chute; the screw rod main body is sleeved with a first fixing ring and a second fixing ring at the end close to the connector, the inner diameter of the second fixing ring is welded to the screw rod main body, the first fixing plate is sleeved on the screw rod main body, and the screw rod main body is inserted into a cavity of the fixing rod; the outer diameter of the first fixing ring is welded at the end, close to the connector, of the fixing rod, and the second fixing plate is welded at the end, away from the first fixing plate, of the fixing rod.
2. The craniofacial bone distraction osteogenesis apparatus with removable adjustment rods according to claim 1, wherein: two elastic connecting rods are arranged at one end of the adjusting rod in parallel, and connecting hooks are respectively arranged at the ends of the elastic connecting rods.
3. The craniofacial bone distraction osteogenesis apparatus with removable adjustment rods according to claim 2, wherein: the distance between the two elastic connecting rods is larger than or equal to the distance between the two connecting plates, and the ends of the elastic connecting rods are respectively provided with a connecting hook which is matched with the connecting holes for connection.
4. The craniofacial bone distraction osteogenesis apparatus with removable adjustment rods according to claim 1, wherein: the surface of the screw rod is provided with threads, and the top of the first fixing plate is transversely provided with a convex column; the convex column is transversely provided with a threaded hole matched with threads on the screw rod main body, the first fixing plate is connected to the screw rod main body through the convex column threads, and the convex column is sleeved in the sliding groove; the first fixing plate can move on the screw rod main body along the threads; the first fixing plate is movable along the slide groove.
5. The craniofacial bone distraction osteogenesis apparatus with removable adjustment rods according to claim 1, wherein: the first fixing plate and the second fixing plate are both provided with a plurality of threaded through holes, and the second fixing plate is welded with the fixing rods.
6. The craniofacial bone distraction osteogenesis apparatus with removable adjustment rods according to claim 1, wherein: the first fixing plate and the second fixing plate are reversely arranged on the fixing rod.
7. The craniofacial bone distraction osteogenesis apparatus with removable adjustment rods according to claim 1, wherein: one end of the adjusting rod is connected with the connector, and the end part of the other end of the adjusting rod is of a hexahedral cylinder structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021467090.2U CN214104574U (en) | 2020-07-22 | 2020-07-22 | Craniofacial bone distraction osteogenesis device with detachable adjusting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021467090.2U CN214104574U (en) | 2020-07-22 | 2020-07-22 | Craniofacial bone distraction osteogenesis device with detachable adjusting rod |
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|---|---|
| CN214104574U true CN214104574U (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021467090.2U Active CN214104574U (en) | 2020-07-22 | 2020-07-22 | Craniofacial bone distraction osteogenesis device with detachable adjusting rod |
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| CN (1) | CN214104574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115120371A (en) * | 2021-09-29 | 2022-09-30 | 北京大学口腔医学院 | Zinc alloy distraction osteogenesis device |
-
2020
- 2020-07-22 CN CN202021467090.2U patent/CN214104574U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115120371A (en) * | 2021-09-29 | 2022-09-30 | 北京大学口腔医学院 | Zinc alloy distraction osteogenesis device |
| CN115120371B (en) * | 2021-09-29 | 2023-12-15 | 北京大学口腔医学院 | Zinc alloy stretching osteogenesis device |
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