CN219921195U - Auxiliary traction device for fracture treatment - Google Patents
Auxiliary traction device for fracture treatment Download PDFInfo
- Publication number
- CN219921195U CN219921195U CN202321081790.1U CN202321081790U CN219921195U CN 219921195 U CN219921195 U CN 219921195U CN 202321081790 U CN202321081790 U CN 202321081790U CN 219921195 U CN219921195 U CN 219921195U
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- CN
- China
- Prior art keywords
- connecting screw
- traction device
- auxiliary traction
- rod
- titanium nail
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- 208000010392 Bone Fractures Diseases 0.000 title claims abstract description 29
- 206010017076 Fracture Diseases 0.000 title claims abstract description 29
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 54
- 239000010936 titanium Substances 0.000 claims abstract description 54
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 210000003414 extremity Anatomy 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 208000027502 Ankle fracture Diseases 0.000 description 1
- 206010061599 Lower limb fracture Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 208000031294 Upper limb fractures Diseases 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model relates to the technical field of medical mechanical equipment, in particular to an auxiliary traction device for fracture treatment, which comprises a handle and a connecting rod, wherein the connecting plate is fixedly arranged on the handle, and the auxiliary traction device further comprises an adjustable titanium nail fixing assembly, wherein the adjustable titanium nail fixing assembly comprises a fixing ring, a clamping block, a connecting screw rod and a movable adjusting member, the fixing ring is fixedly connected with the connecting rod and is positioned at one end of the connecting rod far away from the handle, the clamping block is fixedly connected with the connecting screw rod and is positioned at one end of the connecting screw rod, the connecting screw rod is in sliding connection with the fixing ring through the movable adjusting member, the movable adjusting member is connected with the connecting screw rod and drives the connecting screw rod to move, and the size of a titanium nail placing hole of the auxiliary traction device can be adjusted according to the diameter of a titanium nail by the adjustable titanium nail fixing assembly, so that the manufacturing cost is saved, and the auxiliary traction device is suitable for various fracture operations.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an auxiliary traction device for fracture treatment.
Background
The limb fracture includes upper limb fracture, lower limb fracture, periarticular fracture, and ankle fracture. This is a common fracture, and the treatment methods in the past are incision reduction or steel plate fixation, which are operation and more serious treatment methods. But with the development of orthopaedics, the fixation of basically cut steel plates is less and less, and a minimally invasive treatment method is generally used. Minimally invasive methods of treatment, including intramedullary nail fixation, or percutaneous steel plate fixation, percutaneous steel needle fixation, or screw fixation, including pelvic and acetabular fracture surgery, are now also available for minimally invasive treatment, with screw rod systems.
The prior art, including the handle, titanium nail fixing device is connected through the connecting rod to handle one end, and wherein, connecting rod and handle contained angle are 120, and titanium nail fixing device is perpendicular with the handle extension line. The device can keep the operation visual field in a stable state for a long time in the operation treatment process of fracture after being used, is convenient for operators to apply force and control the direction for a long time, thereby shortening the operation time, ensuring the operation effect, and has low manufacturing cost and simple use method.
However, in the prior art, the titanium nail fixing device is a titanium nail insertion hole, the required diameter ranges are different, and the titanium nails with different sizes are required to be used for limb fracture, so that the auxiliary traction devices with different sizes are required to be replaced, and the manufacturing cost is high.
Disclosure of Invention
The utility model aims to provide an auxiliary traction device for fracture treatment, which solves the problems that in the prior art, a titanium nail fixing device is a titanium nail insertion hole, the required diameter ranges are different, titanium nails with different sizes are required for limb fracture, and the auxiliary traction devices with different sizes are required to be replaced, so that the manufacturing cost is high.
In order to achieve the above object, the present utility model provides an auxiliary traction device for fracture treatment, comprising a handle and a connecting rod, wherein the connecting rod is fixedly installed on the handle,
the adjustable titanium nail fixing assembly is also included;
the adjustable titanium nail fixing assembly comprises a fixing ring, a clamping block, a connecting screw and a movable adjusting member, wherein the fixing ring is fixedly connected with the connecting rod and is located at one end of the connecting rod away from the handle, the clamping block is fixedly connected with the connecting screw and is located at one end of the connecting screw, the connecting screw and the fixing ring are in sliding connection through the movable adjusting member, and the movable adjusting member is connected with the connecting screw and drives the connecting screw to move.
The movable adjusting component comprises a bearing and a driving screw sleeve, wherein the bearing is fixedly connected with the fixed ring and is positioned at one side of the fixed ring, which is close to the connecting screw rod; the driving screw sleeve is fixedly connected with the bearing and is positioned at the inner side of the bearing.
The movable adjusting framework further comprises a limiting rod, wherein the limiting rod is fixedly connected with the clamping block and is positioned at one side, close to the connecting screw rod, of the clamping block; the fixed ring is provided with a limiting hole, and the limiting hole is arranged on one side of the fixed ring, which is close to the limiting rod, and is matched with the limiting rod.
The fixing ring is further provided with a mounting hole, and the mounting hole is arranged at one end, close to the bearing, of the fixing ring and is matched with the bearing.
The adjustable titanium nail fixing assembly further comprises a rubber pad, wherein the rubber pad is fixedly connected with the clamping block and is located at one side, far away from the connecting screw rod, of the clamping block.
According to the auxiliary traction device for fracture treatment, the three connecting screws are respectively driven to slide up and down on the central line through the three movable adjusting members, the three connecting screws respectively drive the three clamping blocks to be close to or far away from each other, the diameters of the titanium nails to be placed into the clamping blocks are adjusted according to the requirements, the three clamping blocks form matched titanium nail placing holes, the adjustable titanium nail fixing assembly is capable of adjusting the size of the titanium nail placing holes of the auxiliary traction device according to the diameters of the titanium nails, and therefore manufacturing cost is saved, and the auxiliary traction device is suitable for auxiliary traction of various fracture operations.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic structural view of a fracture treatment auxiliary pulling device according to a first embodiment of the present utility model.
Fig. 2 is a left side view of fig. 1 of a first embodiment of the present utility model.
Fig. 3 is a schematic view showing a connection structure of an adjustable titanium pin fixing assembly according to a first embodiment of the present utility model.
Fig. 4 is a schematic view of the connection structure of an adjustable titanium pin fixation assembly of a second embodiment of the present utility model.
In the figure: 101-handle, 102-connecting rod, 103-fixed ring, 104-grip block, 105-connecting screw, 106-bearing, 107-driving screw sleeve, 108-spacing rod, 109-spacing hole, 110-mounting hole, 211-rubber pad.
Detailed Description
The following detailed description of embodiments of the utility model, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the utility model.
First embodiment:
referring to fig. 1 to 3, fig. 1 is a schematic structural view of a fracture treatment auxiliary pulling device according to a first embodiment of the present utility model, fig. 2 is a left side view of fig. 1 according to the first embodiment of the present utility model, and fig. 3 is a schematic structural view of a connection structure of an adjustable titanium pin fixing assembly according to the first embodiment of the present utility model.
The utility model relates to an auxiliary traction device for fracture treatment, which comprises: including handle 101, connecting rod 102 and adjustable titanium nail fixed subassembly, adjustable titanium nail fixed subassembly includes solid fixed ring 103, grip block 104, connecting screw 105 and removes the adjustment member, remove the adjustment member and include bearing 106, drive swivel nut 107 and gag lever post 108, gu fixed ring 103 has spacing hole 109 and mounting hole 110. According to the scheme, the problems that in the prior art, the titanium nail fixing device is a titanium nail inserting hole, the required diameter ranges are different, titanium nails with different sizes are required to be used for limb fracture, and auxiliary traction devices with different sizes are required to be replaced, so that the manufacturing cost is high are solved; it can be understood that the above proposal can adjust the size of the titanium nail insertion hole of the auxiliary traction device according to the diameter of the titanium nail, thereby saving the manufacturing cost and being suitable for auxiliary traction in various fracture operations.
In this embodiment, the handle 101 is stainless steel cylindrical, in order to facilitate the operation, the anti-slip silica gel sleeve is arranged outside the handle 101, the connecting rod 102 is cuboid, the included angle between the connecting rod 102 and the handle 101 is 120 ° and is used for connecting the adjustable titanium nail fixing component of the handle 101, and provide mounting conditions for the adjustable titanium nail fixing component, the adjustable titanium nail fixing component is placed behind the bone surface, the drill bit is used for punching and the titanium nail is placed into the titanium nail placing hole formed by the adjustable titanium nail fixing component, the handle 101 is held by a hand downwards Fang Qianla, the broken line is exposed through the linkage of the connecting rod 102, and then the fracture reduction internal fixation operation is determined according to the position of the broken line and the size and the integrity of the broken end.
The fixing ring 103 is fixedly connected with the connecting rod 102 and is located at one end of the connecting rod 102 far away from the handle 101, the clamping block 104 is fixedly connected with the connecting screw 105 and is located at one end of the connecting screw 105, the connecting screw 105 is slidably connected with the fixing ring 103 through the movement adjusting member, and the movement adjusting member is connected with the connecting screw 105 and drives the connecting screw 105 to move. The mounting hole 110 is disposed at an end of the fixing ring 103 near the bearing 106, and is engaged with the bearing 106. The fixing ring 103 is a stainless steel circular ring, the fixing ring 103 is provided with three mounting holes 110 with uniform angular intervals, mounting conditions are provided for three movable adjusting members, the three movable adjusting members are respectively mounted in the three mounting holes 110 and used for mounting the connecting screw 105 and driving the connecting screw 105 to be in sliding connection with the fixing ring 103, the three connecting screws 105 are respectively mounted in the three mounting holes 110 of the fixing ring 103 through the movable adjusting members and partially extend into the inner ring of the fixing ring 103, the clamping blocks 104 are respectively fixedly mounted, the clamping blocks 104 are arc-shaped, and the three clamping blocks 104 are movably matched with titanium nails with different sizes to perform insertion work; therefore, three connecting screws 105 are respectively driven to slide up and down on the central line through three moving adjusting members, the three connecting screws 105 respectively drive three clamping blocks 104 to be close to or far away from each other, the diameters of titanium nails are required to be placed into the clamping blocks 104 to be adjusted, the three clamping blocks 104 form matched titanium nail placing holes, the size of the titanium nail placing holes of the auxiliary traction device can be adjusted according to the diameter of the titanium nails by the adjustable titanium nail fixing assembly, so that manufacturing cost is saved, the applicable scale is wider, and the use is more convenient.
Secondly, the bearing 106 is fixedly connected with the fixed ring 103 and is positioned at one side of the fixed ring 103 close to the connecting screw 105; the driving screw sleeve 107 is fixedly connected with the bearing 106 and is positioned on the inner side of the bearing 106. The limiting rod 108 is fixedly connected with the clamping block 104 and is positioned at one side of the clamping block 104 close to the connecting screw 105; the limiting hole 109 is disposed on a side of the fixing ring 103, which is close to the limiting rod 108, and is matched with the limiting rod 108. The diameter of the bearing 106 is matched with the diameter of the mounting hole 110, the outer side wall of the bearing 106 is fixedly connected with the inner side wall of the mounting hole 110, the inner ring of the bearing 106 is matched with the diameter of the driving screw sleeve 107 and fixedly sleeved outside the driving screw sleeve 107, the inner ring and the outer ring of the bearing 106 are rotatably connected through balls, so that the driving screw sleeve 107 is rotatably connected with the fixing ring 103, the inner side of the driving screw sleeve 107 is annular, threads matched with the outer side of the connecting screw 105 are formed, the threads of the driving screw sleeve 107 are connected with the threads of the connecting screw 105, the limiting rod 108 is fixedly installed on one side, close to the connecting screw 105, of the clamping block 104 and located at one end of the clamping block 104 and penetrates through the limiting hole 109 located at the same central axis, the diameter of the limiting hole 109 is matched with the diameter of the limiting rod 108, the limiting screw sleeve 109 is used for limiting the rotation of the clamping block 104 through the matching of the limiting hole 109 and the limiting rod 108, so that when the driving screw sleeve 107 rotates, the connecting screw sleeve 105 and the driving screw sleeve 105 can only drive the connecting screw block 105 to move along the connecting screw 104, and the three clamping screw 104 to move along the same line, and the diameter of the three clamping screw 104 can be adjusted, and the three small clamping screw 104 can move, and the small clamping screw 104 can be moved along the small diameter adjusting screw 104.
When the auxiliary traction device for fracture treatment is used, the three connecting screws 105 are respectively driven by the three movable adjusting members to slide up and down on the central line, the three connecting screws 105 respectively drive the three clamping blocks 104 to be close to or far away from each other, the three clamping blocks 104 are adjusted according to the diameters of the titanium nails to be placed in, so that the three clamping blocks 104 form matched titanium nail placing holes, the adjustable titanium nail fixing assembly is realized, the size of the titanium nail placing holes of the auxiliary traction device can be adjusted according to the diameters of the titanium nails, and therefore, the manufacturing cost is saved, and the auxiliary traction device is suitable for auxiliary traction for various fracture operations.
Second embodiment:
referring to fig. 4, fig. 4 is a schematic view illustrating a connection structure of an adjustable titanium pin fixing assembly according to a second embodiment of the present utility model. On the basis of the first embodiment, the adjustable titanium pin fixing assembly of the present utility model further comprises a rubber pad 211.
In this embodiment, the rubber pad 211 is fixedly connected to the clamping block 104, and is located at a side of the clamping block 104 away from the connecting screw 105. The rubber pad 211 is made of rubber, and the arc is matched with the inner side arc of the clamping block 104, so that the contact friction force between the rubber pad 211 and the titanium nails is increased, and the handle 101 is held by a hand to be pulled downwards more stably.
The foregoing disclosure is only illustrative of one or more preferred embodiments of the present utility model, and it is not intended to limit the scope of the claims hereof, as persons of ordinary skill in the art will understand that all or part of the processes for practicing the embodiments described herein may be practiced with equivalent variations in the claims, which are within the scope of the utility model.
Claims (5)
1. An auxiliary traction device for fracture treatment comprises a handle and a connecting rod, wherein the connecting rod is fixedly arranged on the handle,
the adjustable titanium nail fixing assembly is also included;
the adjustable titanium nail fixing assembly comprises a fixing ring, a clamping block, a connecting screw and a movable adjusting member, wherein the fixing ring is fixedly connected with the connecting rod and is located at one end of the connecting rod away from the handle, the clamping block is fixedly connected with the connecting screw and is located at one end of the connecting screw, the connecting screw and the fixing ring are in sliding connection through the movable adjusting member, and the movable adjusting member is connected with the connecting screw and drives the connecting screw to move.
2. The fracture treatment auxiliary traction device according to claim 1, wherein,
the movable adjusting component comprises a bearing and a driving screw sleeve, and the bearing is fixedly connected with the fixed ring and is positioned at one side of the fixed ring, which is close to the connecting screw rod; the driving screw sleeve is fixedly connected with the bearing and is positioned at the inner side of the bearing.
3. The fracture treatment auxiliary traction device according to claim 2, wherein,
the movable adjusting framework further comprises a limiting rod, wherein the limiting rod is fixedly connected with the clamping block and is positioned at one side, close to the connecting screw rod, of the clamping block; the fixed ring is provided with a limiting hole, and the limiting hole is arranged on one side of the fixed ring, which is close to the limiting rod, and is matched with the limiting rod.
4. The fracture treatment auxiliary traction device according to claim 2, wherein,
the fixed ring is also provided with a mounting hole, and the mounting hole is arranged at one end of the fixed ring, which is close to the bearing, and is matched with the bearing.
5. The fracture treatment auxiliary traction device according to claim 1, wherein,
the adjustable titanium nail fixing assembly further comprises a rubber pad, wherein the rubber pad is fixedly connected with the clamping block and is located at one side, far away from the connecting screw rod, of the clamping block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081790.1U CN219921195U (en) | 2023-05-08 | 2023-05-08 | Auxiliary traction device for fracture treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081790.1U CN219921195U (en) | 2023-05-08 | 2023-05-08 | Auxiliary traction device for fracture treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219921195U true CN219921195U (en) | 2023-10-31 |
Family
ID=88489416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321081790.1U Active CN219921195U (en) | 2023-05-08 | 2023-05-08 | Auxiliary traction device for fracture treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219921195U (en) |
-
2023
- 2023-05-08 CN CN202321081790.1U patent/CN219921195U/en active Active
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