CN216876544U - Medical fracture reduction fixator with function of reducing soft tissue injury - Google Patents
Medical fracture reduction fixator with function of reducing soft tissue injury Download PDFInfo
- Publication number
- CN216876544U CN216876544U CN202123275217.8U CN202123275217U CN216876544U CN 216876544 U CN216876544 U CN 216876544U CN 202123275217 U CN202123275217 U CN 202123275217U CN 216876544 U CN216876544 U CN 216876544U
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- Prior art keywords
- threaded hole
- rod
- claw hook
- soft tissue
- tissue injury
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Links
- 208000010392 Bone Fractures Diseases 0.000 title claims abstract description 31
- 208000026137 Soft tissue injury Diseases 0.000 title claims abstract description 15
- 210000000078 claw Anatomy 0.000 claims description 43
- 206010017076 Fracture Diseases 0.000 abstract description 13
- 208000027790 Rib fracture Diseases 0.000 abstract description 4
- 208000006670 Multiple fractures Diseases 0.000 description 8
- 210000001562 sternum Anatomy 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 210000000115 thoracic cavity Anatomy 0.000 description 3
- 208000006735 Periostitis Diseases 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 210000003460 periosteum Anatomy 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a medical fracture reduction fixator capable of reducing soft tissue injury, which relates to the technical field of medical instruments and comprises a fixing frame, wherein the fixing frame comprises a transverse rod and two vertical rods, the two vertical rods are respectively and fixedly connected with two ends of the transverse rod, a through hole is transversely formed in the middle of the transverse rod, a bearing is arranged in the through hole, a supporting rod is sleeved in the bearing, connecting arms are respectively arranged at two ends of the supporting rod and are perpendicular to the supporting rod, one end of each connecting arm is connected with a fixing device, two fractured ribs are respectively fixed through the fixing device during use, the ribs are butted by adjusting the two connecting arms after being fixed, and the two connecting arms are locked through locking screws after being butted, so that inaccurate reduction is avoided.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a medical fracture reduction fixator capable of reducing soft tissue injury.
Background
As an important department in a comprehensive hospital, thoracic surgery is used for specially diagnosing and treating the thoracic cavity and internal organs thereof, the incidence rate of the sternum fracture accounts for 1.0-5.5% of the thoracic trauma according to statistics, the occurrence reason is mainly traffic accidents and construction accidents, and the sternum fracture can occur at any part of the sternum and is mostly generated at ribs. The rib fracture is different from the limb fracture, the limb fracture can be fixed by a steel plate, the fracture position can be fixed in vitro, but the rib fracture can be fixed only by an internal steel plate, and the precision requirements of rib butt joint and fracture part fixing in the operation are extremely high.
At present, the common fixator applied to rib fracture comprises a steel plate, a titanium sternum fixing system, a nickel-titanium memory alloy and the like, and is designed according to the shape of human skeleton and bionics, and the aim is to reduce the damage of product stress caused by bone plate pre-bending as much as possible. However, the cross section of the rib is small, and the rib can only be fixed by a fixing plate or a bone fracture plate and cannot be reset and corrected, so that the problem of difficult or inaccurate reset exists.
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages of the prior art, an object of the present invention is to provide a medical fracture reduction fixator with reduced soft tissue injury, which can solve the problems of difficult or inaccurate reduction due to the fact that the rib can only be fixed by a fixing plate or a bone fracture plate, and the rib is fixed without a corresponding positioning structure, thereby resulting in poor positioning and difficulty in accurately docking the dislocated rib.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a medical fracture reduction fixator capable of reducing soft tissue injury comprises a fixing frame, wherein the fixing frame comprises a cross rod and two vertical rods, the two vertical rods are respectively fixedly connected with two ends of the cross rod, a through hole is transversely formed in the middle of the cross rod, a bearing is arranged in the through hole, a supporting rod is sleeved in the bearing, connecting arms are respectively arranged at two ends of the supporting rod, the connecting arms are perpendicular to the supporting rods, one end of each connecting arm is connected with a fixing device, each fixing device comprises a first vertical rod fixedly connected with the end portion of the connecting arm, the lower end of the first vertical rod is connected with a first claw hook, the lower end of the first claw hook is connected with a first ear seat, a sliding sleeve in sliding connection with the connecting arm is further arranged on the connecting arm, the bottom of the sliding sleeve is connected with a second vertical rod, and the lower end of the second vertical rod is connected with a second claw hook, the second claw hook and the first claw hook are matched to form a pair of claw hooks, and the lower end of the second claw hook is connected with a second ear seat.
Preferably, a first threaded hole is formed in the first ear seat, a second threaded hole corresponding to the first threaded hole is formed in the second ear seat, the first threaded hole and the second threaded hole are connected through a first bolt, a first nut is connected to the first bolt, and the first nut is arranged on the outer side of the second ear seat.
Preferably, a third threaded hole is formed in the first vertical rod, a fourth threaded hole corresponding to the third threaded hole is formed in the second vertical rod, the third threaded hole and the fourth threaded hole are connected through a second bolt, a second nut is connected to the second bolt, and the second nut is arranged on the outer side of the second vertical rod.
Preferably, the support rod is a threaded rod, a positive thread and a negative thread are arranged on the threaded rod, one connecting arm is connected with the positive thread, the other connecting arm is connected with the negative thread, a butterfly knob is arranged on the outer side of one end of the threaded rod, and the butterfly knob and the threaded rod are of an integrated structure.
Preferably, a first locking screw is arranged on the side wall of the sliding sleeve, a threaded hole through which the first locking screw can pass is formed in the sliding sleeve, and the first locking screw is screwed into the threaded hole and abuts against the connecting arm.
Preferably, a second locking screw for fastening the connecting arm is arranged on the connecting arm, a threaded hole for the second locking screw to pass through is formed in the connecting arm, and the second locking screw is screwed into the threaded hole and abuts against the threaded rod.
Preferably, medical rubber pads are arranged on the inner sides of the first claw hook and the second claw hook.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the technical scheme, the fixing frame is placed in front of the chest, one first claw hook is attached to the outer surface of one side of one section of rib, the sliding sleeve is slid to enable the second claw hook to be attached to the outer surface of the other side of the rib, the sliding sleeve is fixed through the first locking screw, the first ear seat and the second ear seat are fastened through the first bolt, the first vertical rod and the second vertical rod are fastened through the second bolt, and finally the first claw hook and the second claw hook are firmly attached to the outer surface of the rib. The other rib was fixed in the same way. After the fixing, the positions of the two connecting arms are adjusted through the knob butterfly knob, and then the two broken bones are driven to move relatively, so that the broken ends of the two broken bones are tightly combined, and the two broken bones are fixed through the second locking screw after being adjusted, so that the positions of the connecting arms are prevented from moving.
2. Medical rubber pads are arranged on the inner sides of the first claw hook and the second claw hook, so that the claw hook can be prevented from being directly contacted with the rib, and the periosteum on the surface of the rib can be prevented from being damaged.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a perspective view of a medical fracture reduction fixator with soft tissue injury reduction according to the present invention.
Description of reference numerals:
1-cross rod, 2-vertical rod, 3-bearing, 4-support rod, 5-connecting arm, 6-first vertical rod, 7-first claw hook, 8-first ear seat, 9-sliding sleeve, 10-second vertical rod, 11-second claw hook, 12-second ear seat, 13-first bolt, 14-first nut, 15-second bolt, 16-second nut, 17-butterfly knob, 18-first locking screw, 19-second locking screw and 20-rubber pad.
Detailed Description
The utility model will be described in detail by way of example with reference to the accompanying drawings, which form a part hereof, and in which it is to be understood that the described embodiments are by way of illustration only, and not by way of limitation.
As shown in figure 1, a medical fracture reduction fixator for reducing soft tissue injury comprises a fixing frame, wherein the fixing frame comprises a cross rod 1 and two vertical rods 2, the two vertical rods 2 are respectively fixedly connected with two ends of the cross rod 1, a through hole is transversely formed in the middle of the cross rod 1, a bearing 3 is arranged in the through hole, a supporting rod 4 is sleeved in the bearing 3, two ends of the supporting rod 4 are respectively provided with a connecting arm 5, the connecting arm 5 is perpendicular to the supporting rod 4, one end of the connecting arm 5 is connected with a fixing device, the fixing device comprises a first vertical rod 6 fixedly connected with the end part of the connecting arm 5, the lower end of the first vertical rod 6 is connected with a first claw hook 7, the lower end of the first claw hook 7 is connected with a first ear seat 8, the connecting arm 5 is further provided with a sliding sleeve 9 in sliding connection with the connecting arm, the bottom of the sliding sleeve 9 is connected with a second vertical rod 10, the lower extreme of second montant 10 is connected with second claw hook 11, the lower extreme of second claw hook 11 is connected with second ear seat 12, second claw hook 11 with a pair of claw hook is matched to first claw hook 7, the inboard of first claw hook 7 and second claw hook 11 all is provided with medical rubber pad 20, is provided with medical rubber pad 20 through the inboard at first claw hook 7 and second claw hook 11, can avoid the claw hook direct and rib contact, causes the damage to the periosteum on rib surface.
The rib lower end clamping device is characterized in that a first threaded hole is formed in the first ear seat 8, a second threaded hole corresponding to the first threaded hole is formed in the second ear seat 12, the first threaded hole and the second threaded hole are connected through a first bolt 13, a first nut 14 is connected to the first bolt 13, the first nut 14 is arranged on the outer side of the second ear seat 12, and the rib lower end can be clamped by screwing the first nut 14.
The rib frame is characterized in that a third threaded hole is formed in the first vertical rod 6, a fourth threaded hole corresponding to the third threaded hole is formed in the second vertical rod 10, the third threaded hole and the fourth threaded hole are connected through a second bolt 15, a second nut 16 is connected onto the second bolt 15, the second nut 16 is arranged on the outer side of the second vertical rod 10, the upper end of a rib can be clamped tightly by screwing the second nut 16, and then the rib frame is integrally clamped tightly.
The supporting rod 4 is a threaded rod, a positive thread and a negative thread are arranged on the threaded rod, one connecting arm 5 is connected with the positive thread, the other connecting arm 5 is connected with the negative thread, a butterfly knob 17 is arranged on the outer side of one end of the threaded rod, the butterfly knob 17 and the threaded rod are of an integrated structure, the threaded rod is driven to rotate by screwing the butterfly knob 17, the two connecting arms 5 on the threaded rod move relatively, and then the two broken bones are driven to move relatively, so that the broken ends of the two broken bones are tightly combined.
In order to avoid the movement of the sliding sleeve 9, a first locking screw 18 is arranged on the side wall of the sliding sleeve 9, a threaded hole for the first locking screw 18 to pass through is formed in the sliding sleeve 9, and the first locking screw 18 is screwed into the threaded hole and abuts against the connecting arm 5.
In order to avoid the connecting arm 5 from moving and causing inaccurate resetting, a second locking screw 19 for fastening the connecting arm 5 is arranged on the connecting arm 5, a threaded hole for the second locking screw 19 to pass through is formed in the connecting arm 5, and the second locking screw 19 is screwed into the threaded hole and abuts against the threaded rod.
The working principle is as follows: when the fixing frame is used, the fixing frame is placed in front of the chest, firstly, one first claw hook 7 is attached to the outer surface of one side of one section of rib, the sliding sleeve 9 is slid to enable the second claw hook 11 to be attached to the outer surface of the other side of the rib, the sliding sleeve 9 is fixed through the first locking screw 18, the first ear seat 8 and the second ear seat 12 are fastened through the first bolt 13 and the first nut 14, the first vertical rod 6 and the second vertical rod 10 are fastened through the second bolt 15 and the second nut 16, and finally the first claw hook 7 and the second claw hook 11 are firmly attached to the outer surface of the rib. The other rib was fixed in the same way. After the fixation, the positions of the two connecting arms 5 are adjusted through the knob butterfly-shaped knob 17, so that the two broken bones are driven to move relatively, the broken ends of the two broken bones are tightly combined, and the two broken bones are fixed through the second locking screw 19 after the adjustment, so that the positions of the connecting arms 5 are prevented from moving.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the application concepts of the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (7)
1. The utility model provides a medical treatment is fixer for fracture reduction with reduce soft tissue injury, includes the mount, the mount includes a horizontal pole (1) and two pole setting (2), two pole setting (2) respectively with horizontal pole (1) both ends fixed connection, its characterized in that: a through hole is transversely formed in the middle of the cross rod (1), a bearing (3) is arranged in the through hole, a supporting rod (4) is arranged in the bearing (3) in a sleeved mode, connecting arms (5) are respectively arranged at two ends of the supporting rod (4), the connecting arms (5) are perpendicular to the supporting rod (4), one end of each connecting arm (5) is connected with a fixing device, each fixing device comprises a first vertical rod (6) fixedly connected with the end portion of each connecting arm (5), the lower end of each first vertical rod (6) is connected with a first claw hook (7), the lower end of each first claw hook (7) is connected with a first ear seat (8), a sliding sleeve (9) in sliding connection with each connecting arm (5) is further arranged on each connecting arm, the bottom of the sliding sleeve (9) is connected with a second vertical rod (10), and the lower end of the second vertical rod (10) is connected with a second claw hook (11), the second claw hook (11) and the first claw hook (7) are matched into a pair of claw hooks, and the lower end of the second claw hook (11) is connected with a second ear seat (12).
2. A medical fracture reduction fixator with reduced soft tissue injury according to claim 1, wherein: a first threaded hole is formed in the first ear seat (8), a second threaded hole corresponding to the first threaded hole is formed in the second ear seat (12), the first threaded hole and the second threaded hole are connected through a first bolt (13), a first nut (14) is connected to the first bolt (13), and the first nut (14) is arranged on the outer side of the second ear seat (12).
3. A medical fracture reduction fixator with reduced soft tissue injury according to claim 2, wherein: the novel nut is characterized in that a third threaded hole is formed in the first vertical rod (6), a fourth threaded hole corresponding to the third threaded hole is formed in the second vertical rod (10), the third threaded hole and the fourth threaded hole are connected through a second bolt (15), a second nut (16) is connected onto the second bolt (15), and the second nut (16) is arranged on the outer side of the second vertical rod (10).
4. A medical fracture reduction fixator with reduced soft tissue injury according to claim 1, wherein: the supporting rod (4) is a threaded rod, a positive thread and a negative thread are arranged on the threaded rod, one connecting arm (5) is connected with the positive thread, the other connecting arm (5) is connected with the negative thread, a butterfly knob (17) is arranged on the outer side of one end of the threaded rod, and the butterfly knob (17) and the threaded rod are of an integral structure.
5. A medical fracture reduction fixator with reduced soft tissue injury according to claim 1, wherein: be provided with first locking screw (18) on the lateral wall of sliding sleeve (9), set up on sliding sleeve (9) and supply first locking screw (18) pass the screw hole, first locking screw (18) screw in screw hole supports linking arm (5).
6. A medical fracture reduction fixator with soft tissue injury reduction according to claim 4, wherein: be provided with second locking screw (19) that are used for fastening linking arm (5) on linking arm (5), seted up on linking arm (5) and supply the screw hole that second locking screw (19) passed, second locking screw (19) screw in threaded hole supports the threaded rod.
7. A medical fracture reduction fixator with reduced soft tissue injury according to claim 1, wherein: the inner sides of the first claw hook (7) and the second claw hook (11) are both provided with medical rubber pads (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123275217.8U CN216876544U (en) | 2021-12-24 | 2021-12-24 | Medical fracture reduction fixator with function of reducing soft tissue injury |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123275217.8U CN216876544U (en) | 2021-12-24 | 2021-12-24 | Medical fracture reduction fixator with function of reducing soft tissue injury |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216876544U true CN216876544U (en) | 2022-07-05 |
Family
ID=82209217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123275217.8U Expired - Fee Related CN216876544U (en) | 2021-12-24 | 2021-12-24 | Medical fracture reduction fixator with function of reducing soft tissue injury |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216876544U (en) |
-
2021
- 2021-12-24 CN CN202123275217.8U patent/CN216876544U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220705 |