CN112438761A - Shoulder arthroscope operation traction frame - Google Patents
Shoulder arthroscope operation traction frame Download PDFInfo
- Publication number
- CN112438761A CN112438761A CN202011608272.1A CN202011608272A CN112438761A CN 112438761 A CN112438761 A CN 112438761A CN 202011608272 A CN202011608272 A CN 202011608272A CN 112438761 A CN112438761 A CN 112438761A
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- China
- Prior art keywords
- pulley
- fixed
- upright post
- rotating shaft
- supporting upright
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
A shoulder arthroscope operation traction frame relates to the technical field of medical equipment, and comprises a base, a supporting upright post, a cross beam and a traction rope; the lower end of the supporting upright post is fixed on the base, the upper end of the supporting upright post is provided with a rotatable adjusting rod, the crossbeam is fixed at the upper end of the adjusting rod, the left end and the right end of the crossbeam are respectively provided with a fixed pulley, the left end of the crossbeam is provided with a rotating shaft, the rotating shaft is fixedly provided with a wheel carrier, the wheel carrier is provided with a guide pulley, the guide pulley is positioned at the left lower part of the left fixed pulley, the central axis of the rotating shaft is vertical, and the central axis of the rotating shaft is tangent to the left; the haulage rope is around establishing on leading pulley, left fixed pulley, right fixed pulley, and the right-hand member of haulage rope is fixed with the tray that is used for placing the balancing weight, and the left end of haulage rope is bound and is used for measuring tensile meter. The traction frame provided by the invention is suitable for shoulder arthroscopy operation.
Description
Technical Field
The invention relates to the technology of medical equipment, in particular to a traction frame for shoulder arthroscope operation.
Background
Many patients with scapulohumeral periarthritis and rotator cuff injury need to be treated by a shoulder arthroscope operation, the shoulder arthroscope operation mostly needs the patients to adopt a side-lying position, and the traction of the upper limbs of the affected sides of the patients is needed in the operation. The shoulder arthroscope operation traction frame for upper limb traction has the advantages that the structure is simple, only two fixed pulleys are wound by the traction rope, the balancing weight is arranged at one end of the traction rope, the other end of the traction rope is bound with the upper limb on the affected side of a patient, the traction frame is required to be integrally rotated when the traction direction is required to be changed during operation, the traction direction is changed, the fixed pulleys are easy to block due to the inclination of the fixed pulleys relative to the traction direction, the traction rope is easy to be separated from the fixed pulleys, and the operation is inconvenient.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the shoulder arthroscope operation traction frame which can conveniently change the traction direction and ensure the smooth rotation of the pulley.
In order to solve the technical problem, the invention provides a shoulder arthroscope operation traction frame, which comprises a base, a support upright post, a cross beam and a traction rope, wherein the support upright post is arranged on the base; the lower extreme of support post is fixed on the base, and both ends respectively are equipped with a fixed pulley, its characterized in that about the crossbeam:
the upper end of the supporting upright post is provided with a rotatable adjusting rod, and the supporting upright post is provided with a locking piece for locking the adjusting rod;
the crossbeam is fixed at the upper end of the adjusting rod, a rotatable rotating shaft is arranged at the left end of the crossbeam, a wheel carrier is fixed on the rotating shaft, a guide pulley is arranged on the wheel carrier and positioned below the left fixed pulley, the central axis of the rotating shaft is vertical, and the central axis of the rotating shaft is tangent to the left fixed pulley and the guide pulley;
the haulage rope is around establishing on leading pulley, left fixed pulley, right fixed pulley to the haulage rope is walked around leading pulley, left fixed pulley, right fixed pulley from a left side to the right side in proper order, and the right-hand member of haulage rope is fixed with the tray that is used for placing the balancing weight, and the left end of haulage rope is bound and is had the meter of being used for measuring tensile, is equipped with the drag hook on the meter.
Further, the base is a sucker capable of being adsorbed on a flat ground.
Furthermore, the supporting upright post is a telescopic rod with adjustable length, and a locking piece for locking the length of the supporting upright post is arranged on the supporting upright post.
Furthermore, the supporting upright post is provided with a hoop for fixing the supporting upright post on the rod piece.
Furthermore, a handle is fixed on the adjusting rod.
Furthermore, a supporting hook is arranged on the guide pulley, and the traction rope penetrates through a gap between the guide pulley and the supporting hook.
According to the shoulder arthroscope operation traction frame provided by the invention, the traction direction can be conveniently changed only by rotating the adjusting rod without integrally rotating the traction frame, and the wheel frame can rotate along with the change of the traction direction, so that the traction rope between the guide pulley and the left fixed pulley is always kept vertical, the smooth rotation of the pulleys can be ensured, and the traction rope can be prevented from falling off from the fixed pulley.
Drawings
FIG. 1 is a front view of a shoulder arthroscopic surgical traction frame according to an embodiment of the present invention, with a guide pulley shifted to the right left of a left fixed pulley;
fig. 2 is a front view of the shoulder arthroscopic surgical traction frame of the embodiment of the invention when the guide pulley is moved to the left front side of the left fixed pulley.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the following description of the drawings, but the embodiments are not intended to limit the present invention, and all similar structures and similar variations using the present invention shall be included in the scope of the present invention, and the pause numbers in the present invention shall have a relation of the same.
As shown in fig. 1-2, the shoulder arthroscopic surgery traction frame provided by the embodiment of the invention comprises a base 1, a support upright 2, a cross beam 4 and a traction rope 10;
the base 1 is a sucker capable of being adsorbed on a flat ground, the support upright 2 is a telescopic rod with adjustable length, the lower end of the support upright is fixed on the base, a locking piece 17 for locking the length of the support upright is arranged on the support upright, a hoop 13 for fixing the support upright on the rod is arranged on the support upright, a rotatable adjusting rod 3 is arranged at the upper end of the support upright, a locking piece 18 for locking the adjusting rod is arranged on the support upright, and a handle 14 is fixed on the adjusting rod;
the crossbeam 4 is fixed at the upper end of the adjusting rod, the left end and the right end of the crossbeam are respectively provided with a fixed pulley 5, the left end of the crossbeam is provided with a rotatable rotating shaft 6, a wheel carrier 7 is fixed on the rotating shaft, the wheel carrier is provided with a guide pulley 8, the guide pulley is positioned at the left lower part of the left fixed pulley, the central axis of the rotating shaft 6 is vertical, and the central axis of the rotating shaft 6 is tangent to the left fixed pulley 5 and the guide pulley 8;
the traction rope 10 is wound on the guide pulley 8, the left fixed pulley 5 and the right fixed pulley 5 and sequentially wound from left to right on the guide pulley, the left fixed pulley and the right fixed pulley, a tray 11 for placing a balancing weight 12 is fixed at the right end of the traction rope, a force meter 9 for measuring tension is bound at the left end of the traction rope, and a drag hook 16 is arranged on the force meter;
in the implementation of the invention, the guide pulley is provided with the support hook 15, the traction rope 10 penetrates through a gap between the guide pulley 8 and the support hook 15, the adjusting rod 3 is provided with a through hole which is through from left to right, and the traction rope 10 penetrates through the through hole on the adjusting rod.
The embodiment of the invention is suitable for shoulder arthroscopy operation, and the use mode is as follows:
after the traction frame is integrally placed at a proper position, the base 1 is adsorbed on the flat ground, the supporting upright post 2 is adjusted to a proper length and then locked by the locking piece 17, and then the hoop 13 is fixed with a bed rod on the operating bed, so that the traction frame can be fixed;
then, a traction belt is tied on the upper limb of the affected side of the patient, the traction belt is hooked by a draw hook 16 on the power meter 9, then a balancing weight 12 is gradually added on the tray 11 for traction, the traction force can be monitored through the power meter 9, and overweight or overweight of the traction force is avoided;
after the locking piece 18 is unscrewed, the handle 14 can be held by hands to apply force to rotate the adjusting rod 3, the traction direction is changed by the rotation of the adjusting rod 3, and the locking piece 18 is screwed again after the traction direction is adjusted, so that the adjusting rod 3 can be locked;
when the rotation adjusting rod 3 changes the traction direction, the first section rope segment (the rope segment between meter and the guide pulley) of haulage rope can rotate certain angle relative to the second section rope segment (the rope segment between guide pulley and the left fixed pulley), at this moment under the pulling of the first section rope segment, the wheel carrier 7 also can follow the rotation, the support hook 15 can prevent that the haulage rope from deviating from when pulling the guide pulley, because the central axis of pivot 6 and left fixed pulley 5, guide pulley 8 are tangent, make the second section rope segment can remain vertical all the time, ensure that the rotation of left fixed pulley 5 is smooth and easy, also can avoid the haulage rope to deviate from.
Claims (6)
1. A shoulder arthroscope operation traction frame comprises a base, a support upright post, a cross beam and a traction rope; the lower extreme of support post is fixed on the base, and both ends respectively are equipped with a fixed pulley, its characterized in that about the crossbeam:
the upper end of the supporting upright post is provided with a rotatable adjusting rod, and the supporting upright post is provided with a locking piece for locking the adjusting rod;
the crossbeam is fixed at the upper end of the adjusting rod, a rotatable rotating shaft is arranged at the left end of the crossbeam, a wheel carrier is fixed on the rotating shaft, a guide pulley is arranged on the wheel carrier and positioned below the left fixed pulley, the central axis of the rotating shaft is vertical, and the central axis of the rotating shaft is tangent to the left fixed pulley and the guide pulley;
the haulage rope is around establishing on leading pulley, left fixed pulley, right fixed pulley to the haulage rope is walked around leading pulley, left fixed pulley, right fixed pulley from a left side to the right side in proper order, and the right-hand member of haulage rope is fixed with the tray that is used for placing the balancing weight, and the left end of haulage rope is bound and is had the meter of being used for measuring tensile, is equipped with the drag hook on the meter.
2. The shoulder arthroscopic surgical retractor of claim 1 wherein: the base is a sucker capable of being adsorbed on a flat ground.
3. The shoulder arthroscopic surgical retractor of claim 1 wherein: the supporting upright post is a telescopic rod with adjustable length, and a locking piece for locking the length of the supporting upright post is arranged on the supporting upright post.
4. The shoulder arthroscopic surgical retractor of claim 1 wherein: the supporting upright post is provided with a hoop used for fixing the supporting upright post on the rod piece.
5. The shoulder arthroscopic surgical retractor of claim 1 wherein: and a handle is fixed on the adjusting rod.
6. The shoulder arthroscopic surgical retractor of claim 1 wherein: the guide pulley is provided with a supporting hook, and the traction rope penetrates through a gap between the guide pulley and the supporting hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011608272.1A CN112438761A (en) | 2020-12-30 | 2020-12-30 | Shoulder arthroscope operation traction frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011608272.1A CN112438761A (en) | 2020-12-30 | 2020-12-30 | Shoulder arthroscope operation traction frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112438761A true CN112438761A (en) | 2021-03-05 |
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ID=74739479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011608272.1A Pending CN112438761A (en) | 2020-12-30 | 2020-12-30 | Shoulder arthroscope operation traction frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112438761A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178604A (en) * | 2022-07-01 | 2022-10-14 | 奥莱特汽车科技有限公司 | Ground suction type metal plate drawing machine |
-
2020
- 2020-12-30 CN CN202011608272.1A patent/CN112438761A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178604A (en) * | 2022-07-01 | 2022-10-14 | 奥莱特汽车科技有限公司 | Ground suction type metal plate drawing machine |
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