CN220385165U - Bone screw traction device with tension regulator - Google Patents
Bone screw traction device with tension regulator Download PDFInfo
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- CN220385165U CN220385165U CN202321476252.2U CN202321476252U CN220385165U CN 220385165 U CN220385165 U CN 220385165U CN 202321476252 U CN202321476252 U CN 202321476252U CN 220385165 U CN220385165 U CN 220385165U
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- bone screw
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 39
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005457 optimization Methods 0.000 description 4
- 210000003414 extremity Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 210000003423 ankle Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model relates to a bone screw traction device with a tension regulator, which comprises a bone screw body, a U-shaped traction frame fixed at two ends of the bone screw body, a traction rope connected with the U-shaped traction frame, and a tension meter with a measuring end connected with one end of the traction rope, which is not connected with the U-shaped traction frame, wherein the tension regulator is arranged at one end of the tension meter, which is not connected with the traction rope; the tension regulator comprises a shell, a screw rod arranged in the shell, a nut pair arranged on the screw rod and a sliding seat arranged on the nut pair, wherein a support is arranged in the shell, a supporting spring is arranged between the support and the sliding seat, a connecting piece connected with a traction rope is arranged at the upper end of the sliding seat, and a driving piece for driving the screw rod to rotate is arranged on the shell. The utility model can intuitively regulate the pulling force when the patient pulls the bone nail, and has convenient and quick operation and good application effect.
Description
Technical Field
The utility model belongs to the technical field of medical supplies, and particularly relates to a bone screw traction device with a tension regulator.
Background
After the limbs of a general patient are fractured, the fracture end is obviously displaced, bone traction is usually needed before an operation, namely, a bone nail is penetrated at two ends or one end of the fracture, then the affected limb is pulled by a heavy object to achieve fracture reduction, local pain and bleeding are reduced, the operation preparation is carried out, and the heavy object is more weight currently used;
the following technical drawbacks of the prior art regarding the use of a weight as a traction weight for bone screw traction, for example, a suspension device for bone traction weight disclosed in patent No. CN215739730U indicates that the weight is generally placed at the bedside, is easy to collide with by people to generate shaking, affects traction effect and the like, and in addition, the pulling force provided by the traction of the weight depends on the weight of the weight, so that medical staff prepares weights with various specifications for use according to the condition of patients, and is difficult to store and troublesome to adjust the traction force, and therefore, the use effect of adopting the weight as the traction weight is poor.
Disclosure of Invention
The utility model aims to solve the problems and provide a bone screw traction device with a tension regulator.
The utility model realizes the above purpose through the following technical scheme:
the bone nail traction device with the tension regulator comprises a bone nail body, a U-shaped traction frame fixed at two ends of the bone nail body, a traction rope connected with the U-shaped traction frame, and a tension meter with a measuring end connected with one end of the traction rope, which is not connected with the U-shaped traction frame, wherein the tension regulator is arranged at one end of the tension meter, which is not connected with the traction rope;
the tension regulator comprises a shell, a screw rod arranged in the shell, a nut pair arranged on the screw rod and a sliding seat arranged on the nut pair, wherein a support is arranged in the shell, a supporting spring is arranged between the support and the sliding seat, a connecting piece connected with a traction rope is arranged at the upper end of the sliding seat, and a driving piece for driving the screw rod to rotate is arranged on the shell.
As a further optimization scheme of the utility model, the driving piece is a driving motor.
As a further optimized scheme of the utility model, the driving piece comprises a hand wheel which is connected with the shell in a shaft way, and a gear set which is matched with the screw in a transmission way is arranged on the hand wheel and the screw.
As a further optimization scheme of the utility model, a tension-free alarm structure is arranged at the joint of the U-shaped traction frame and the bone screw body.
As a further optimization scheme of the utility model, the tension-free alarm structure comprises a shell, a through groove is formed in the shell, a fixing sleeve is movably inserted in the through groove and used for fixing a bone screw body, one side of the fixing sleeve is connected with a U-shaped traction frame, a battery, a conductive seat and an alarm are further arranged in the shell, the conductive seat is connected with the battery through a cable, a terminal seat which is connected with the alarm through the cable is arranged at one end of the fixing sleeve, which is not connected with the U-shaped traction frame, and a circuit between the alarm and the battery is communicated after the terminal seat is contacted with the conductive seat.
As a further optimization scheme of the utility model, one side of the fixing sleeve, which is close to the U-shaped traction frame, is provided with a push rod with a shell in an inserted manner, the outer side of the push rod is sleeved with a tension spring connected with the shell, and one end, which is far away from the battery, of the shell is provided with a clamping sleeve for clamping the fixing sleeve.
The utility model has the beneficial effects that:
(1) Compared with the problems of difficult storage, easy shaking and labor-consuming operation of weight traction in the prior art, the embodiment is provided with the tension regulator for regulating the tension of the traction rope and the U-shaped traction frame, and the traction force born by the traction rope is measured and displayed through the tension meter, so that the tension can be intuitively regulated when a patient carries out bone screw traction, the operation is convenient and quick, and the application effect is good;
(2) The setting of no pulling force alarm structure can be used for the U type traction frame and the emergency alarm that the junction of bone nail body is in under unusual no pulling force traction, can remind medical personnel in time to deal with and handle, excellent in use effect.
Drawings
FIG. 1 is a schematic view of the overall structure provided by the present utility model;
FIG. 2 is an enlarged view of the structure of the portion A in FIG. 1 according to the present utility model;
FIG. 3 is a schematic diagram of a pull regulator provided by the present utility model;
in the figure: 1. a bone screw body; 2. a U-shaped traction frame; 3. a traction rope; 4. a tension meter; 5. a tension regulator; 51. a housing; 52. a screw; 53. a nut pair; 54. a slide; 55. a support; 56. a support spring; 57. a driving member; 571. a gear set; 572. a hand wheel; 6. a pressure detector; 61. a housing; 62. a fixed sleeve; 63. a push rod; 64. a tension spring; 65. a conductive base; 66. an alarm; 67. a battery; 68. a terminal base; 69. a cutting sleeve; 7. and a connecting piece.
Detailed Description
The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.
Example 1
Referring to fig. 1 and 3 of the specification, the bone screw traction device with a tension regulator of the embodiment comprises a bone screw body 1, a U-shaped traction frame 2 fixed at two ends of the bone screw body 1, a traction rope 3 connected with the U-shaped traction frame 2, and a tension meter 4 with a measuring end connected with one end of the traction rope 3 which is not connected with the U-shaped traction frame 2, wherein the tension regulator 5 is arranged at one end of the tension meter 4 which is not connected with the traction rope 3;
the tension adjuster 5 comprises a shell 51, a screw rod 52 arranged in the shell 51, a nut pair 53 arranged on the screw rod 52 and a sliding seat 54 arranged on the nut pair 53, wherein a support 55 is arranged in the shell 51, a supporting spring 56 is arranged between the support 55 and the sliding seat 54, a connecting piece 7 connected with the traction rope 3 is arranged at the upper end of the sliding seat 54, and a driving piece 57 for driving the screw rod 52 to rotate is arranged on the shell 51.
The driving member 57 includes a hand wheel 572 pivotally connected to the housing 51, and a gear set 571 is disposed on the hand wheel 572 and the screw 52 in a driving fit.
In particular application, in this embodiment 1, taking the driving nail traction after the fracture of the ankle portion of the patient as an example, the driving nail at the fracture portion of the patient is a relatively mature technology in the prior art, this embodiment is not repeated, this embodiment focuses on describing the traction process after the driving nail, firstly, two ends of the U-shaped traction frame 2 are corresponding to two ends of the bone nail 1, the tension required during the traction treatment of the patient is adjusted by the tension regulator 5, the tension regulator 5 is as follows, the medical staff rotates the hand wheel 572 to drive the screw 52 to rotate, after the screw 52 and the nut pair 53 are driven relatively, the nut pair 53 and the sliding seat 54 arranged outside thereof move downwards relative to the screw 52, so that the connecting piece 7 connected with the sliding seat 54 pulls the traction rope 3 connected with the tension meter 4, the U-shaped traction frame 2 connected with the traction rope 3 generates the traction effect on the bone nail 1, in addition, the measuring end of the tension meter 4 is connected with the traction rope 3, the tension applied by the traction rope 3 can be measured, the display screen on the tension meter 4 displays the numerical value for the medical staff to watch, the numerical value can be observed, and the numerical value can be driven by the medical staff when the driving motor 3 stops, the numerical value can be driven, and the numerical value can be controlled, and the numerical value can be automatically driven, and the numerical value can be controlled, and the automatic driving device can be controlled, and the numerical value can be required to drive the automatic driving device can be achieved.
Example 2
On the basis of embodiment 1, as shown in fig. 2, the junction of the U-shaped traction frame 2 and the bone screw body 1 is provided with a tension-free alarm structure 6, the tension-free alarm structure 6 can monitor whether pressure exists between the U-shaped traction frame 2 and the bone screw body 1 and give an alarm when no pressure exists, and remind medical staff to pay attention, the tension-free alarm structure 6 comprises a shell 61, a through groove is formed in the shell 61 and a fixing sleeve 62 is movably inserted in the through groove, the fixing sleeve 62 is used for fixing the bone screw body 1, one side of the fixing sleeve 62 is connected with the U-shaped traction frame 2, a battery 67, a conductive seat 65 and an alarm 66 are further arranged in the shell 61, the conductive seat 65 is connected with the battery 67 through a cable, one end of the fixing sleeve 62, which is not connected with the battery 66 through the cable, is arranged at one end of the fixing sleeve 62, which is contacted with the conductive seat 65, so that a circuit between the alarm 66 and the battery 67 is communicated, one side of the fixing sleeve 62, which is close to the U-shaped traction frame 2, is provided with the shell 61, is provided with a push rod 63, and a push rod 63 is connected with the outer side of the push rod 63, which is provided with a push rod 63, and a clamping sleeve 69, which is connected with the push rod 63.
When the tension-free alarm structure 6 is specifically applied, when the U-shaped traction frame 2 is subjected to traction from the traction rope 3, the fixed sleeve 62 moves relative to the shell 61 under the traction of the U-shaped traction frame 2, so that the push rod 63 at the outer side of the fixed sleeve moves relative to the shell 61 to cause the extension spring 64 connected with the shell 61 at the outer side of the push rod 63 to stretch, at the moment, the terminal seat 68 at the other side of the fixed sleeve 62 is disconnected with the conductive seat 65, the circuit between the alarm 66 and the battery 67 is in a disconnected state, the alarm 66 (the alarm 66 can select light, sound or sound and light alarm) does not act, if the pressure applied by the U-shaped traction frame 2 disappears, the fixed sleeve 62 is reset under the action of the elastic force of the extension spring 64, at the moment, the terminal seat 68 on the fixed sleeve 62 is in contact with the conductive seat 65, the circuit between the alarm 66 and the battery 67 is linked, the alarm 66 acts correspondingly to remind a person, in addition, when the U-shaped traction frame 2 is not used, the fixed sleeve 62 of the tension-free alarm structure 6 can be moved to be connected with the conductive seat 69, and the terminal seat 62 on the fixed sleeve 62 can be ensured not to contact with the conductive seat 65, and the alarm seat 69 can not be pushed out of the conductive seat 69;
the setting of no pulling force alarm structure 6 can be used for U type traction frame 2 and the emergent warning that the bone nail body 1 junction is in under unusual no pulling force traction, can remind medical personnel in time to deal with and handle, excellent in use effect.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (6)
1. The bone nail traction device with the tension regulator comprises a bone nail body (1) and is characterized by further comprising a U-shaped traction frame (2) fixed at two ends of the bone nail body (1), a traction rope (3) connected with the U-shaped traction frame (2) and a tension meter (4) with a measuring end connected with one end of the traction rope (3) which is not connected with the U-shaped traction frame (2), wherein the tension regulator (5) is arranged at one end of the tension meter (4) which is not connected with the traction rope (3);
the tension regulator (5) comprises a shell (51), a screw rod (52) arranged in the shell (51), a nut pair (53) arranged on the screw rod (52) and a sliding seat (54) arranged on the nut pair (53), a support (55) is arranged in the shell (51), a supporting spring (56) is arranged between the support (55) and the sliding seat (54), a connecting piece (7) connected with a traction rope (3) is arranged at the upper end of the sliding seat (54), and a driving piece (57) for driving the screw rod (52) to rotate is arranged on the shell (51).
2. The bone screw traction device with a tension adjuster according to claim 1, wherein: the driving piece (57) is a driving motor.
3. The bone screw traction device with a tension adjuster according to claim 1, wherein: the driving piece (57) comprises a hand wheel (572) connected with the shell (51) in a shaft mode, and a gear set (571) in transmission fit with the hand wheel (572) and the screw (52) is arranged on the screw.
4. The bone screw traction device with a tension adjuster according to claim 1, wherein: the joint of the U-shaped traction frame (2) and the bone nail body (1) is provided with a tension-free alarm structure (6).
5. The bone screw traction device with a tension adjuster according to claim 4, wherein: the tension-free alarm structure (6) comprises a shell (61), a through groove is formed in the shell (61) and is movably inserted into the through groove, a fixing sleeve (62) is used for fixing a bone screw body (1), one side of the fixing sleeve (62) is connected with a U-shaped traction frame (2), a battery (67), a conductive seat (65) and an alarm (66) are further arranged in the shell (61), the conductive seat (65) is connected with the battery (67) through a cable, a terminal seat (68) connected with the alarm (66) through the cable is arranged at one end of the fixing sleeve (62) which is not connected with the U-shaped traction frame (2), and the terminal seat (68) is in contact with the conductive seat (65) so that a circuit between the alarm (66) and the battery (67) is communicated.
6. The bone screw traction device with a tension adjuster according to claim 5, wherein: one side of the fixed sleeve (62) close to the U-shaped traction frame (2) is provided with a push rod (63) in which the shell (61) is inserted, the outer side of the push rod (63) is sleeved with a tension spring (64) connected with the shell (61), and one end of the shell (61) far away from the battery (67) is provided with a clamping sleeve (69) for clamping the fixed sleeve (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321476252.2U CN220385165U (en) | 2023-06-12 | 2023-06-12 | Bone screw traction device with tension regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321476252.2U CN220385165U (en) | 2023-06-12 | 2023-06-12 | Bone screw traction device with tension regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220385165U true CN220385165U (en) | 2024-01-26 |
Family
ID=89609090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321476252.2U Active CN220385165U (en) | 2023-06-12 | 2023-06-12 | Bone screw traction device with tension regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220385165U (en) |
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2023
- 2023-06-12 CN CN202321476252.2U patent/CN220385165U/en active Active
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