CN212067109U - Knee joint adjusting leg supporting device - Google Patents
Knee joint adjusting leg supporting device Download PDFInfo
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- CN212067109U CN212067109U CN201922381386.6U CN201922381386U CN212067109U CN 212067109 U CN212067109 U CN 212067109U CN 201922381386 U CN201922381386 U CN 201922381386U CN 212067109 U CN212067109 U CN 212067109U
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- knee joint
- leg supporting
- leg
- sliding rod
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Abstract
The utility model relates to a knee joint adjusting leg supporting device, which comprises a leg supporting plate and a support rod, wherein the leg supporting plate is rotationally connected with the support rod through a rotating shaft, the support rod is simultaneously connected with an adjusting mechanism, and the adjusting mechanism can be detachably arranged on the edge of an operating bed; the thread also comprises a control mechanism for controlling the adjusting mechanism to drive the leg supporting plate and the supporting rod to swing up and down in a vertical plane. The utility model discloses a coupling mechanism can dismantle the setting on the operation table, can adjust, easy operation is convenient in a flexible way according to doctor's operation specification during the use.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to knee joint is adjusted and is held in palm leg device.
Background
Aiming at patients with knee joints suffering from trauma or pathological changes, when the knee joint operation is clinically carried out, a plurality of operation assistant doctors are often required to be specially responsible for fixing feet of the patients, legs of the patients can be placed in a required posture according to the operation requirement, and the posture is required to be kept until the operation is finished, however, the doctors responsible for fixing the feet of the patients are easy to generate fatigue due to the fact that the same posture is kept for a long time, the operation is not stable in the operation process, meanwhile, some equipment for assisting the clinical operation is also arranged on the market, for example, a novel operation knee support frame is disclosed in patent document with the publication number of CN201356756Y, although the labor intensity of the doctors is relieved, the scheme still has the following defects: on the one hand, when the patient lies on the operation table, the saddle plate above the hydraulic lifting rod can not rotate when lifting, and the knee joint has angle change after being lifted, so that the knee joint can not be correspondingly adjusted according to the ideal position expected by a doctor in the operation, and the defect of inconvenience brought to the operation exists.
Disclosure of Invention
The utility model discloses an it is heavier to solve the auxiliary assembly who adopts when clinically carrying out the knee joint operation, carries out the problem of adjusting when also being convenient for perform the operation, provides one kind and can carry out nimble adjustment according to doctor's operation concrete requirement to leg device is held in the palm in convenient operation's knee joint regulation.
In order to realize the purpose, the technical scheme of the utility model is that:
a knee joint adjusting leg supporting device comprises a leg supporting plate and a supporting rod, wherein the leg supporting plate and the supporting rod are arranged above an operating bed and used for supporting legs of a patient; the leg supporting plate and the supporting rod are driven by the adjusting mechanism to swing up and down in a vertical plane.
Furthermore, the adjusting mechanism comprises a fixed rod, a connecting rod and a telescopic piece, the connecting rod is hinged with the fixed rod and the telescopic piece respectively, and the fixed rod is arranged on the edge of the operating bed through the connecting mechanism; the connecting rod includes L shape connecting portion and the installation department that sets up along connecting portion one side.
Furthermore, one end of the support rod is inserted into the mounting portion of the connecting rod, the long edge of the connecting portion of the connecting rod is hinged to the fixing rod, and the short edge of the connecting portion of the connecting rod is hinged to the telescopic piece.
Further, the leg supporting plate comprises a leg supporting portion and a straight portion, the leg supporting portion is of an arc structure with an upward opening, and the straight portion penetrates through the rotating shaft.
Further, the control mechanism comprises a controller, a variable frequency motor and a foot switch, the variable frequency motor is in transmission connection with the telescopic piece, and the controller is connected with the variable frequency motor and used for controlling the variable frequency motor to rotate forwards and backwards; the foot switches are two and are integrated with the controller.
Furthermore, the telescopic piece comprises a vertically arranged base and a slide rod assembly rotatably connected with the base, the base is of a hollow structure with an opening at the top, the slide rod assembly comprises a first slide rod and a second slide rod, the slide rod is sleeved inside the second slide rod and is in threaded fit, and the top of the first slide rod extends out of the base and is hinged with the short edge of the connecting part of the connecting rod; and a clamp spring is arranged at the rotating joint of the outer wall of the second sliding rod and the base, a worm wheel is fixedly arranged at the bottom end of the second sliding rod, the worm wheel is meshed with a worm, and one end of the worm extends out of the base and is fixedly connected with an output shaft of the variable frequency motor.
Further, bolts are respectively arranged on one sides of the straight parts of the connecting rod and the leg supporting plate.
Further, the rotating shaft and the supporting rod are of an integrated structure.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses the installation is simple, the dismantlement is convenient, need not to need an operation assistant doctor alone to put the gesture of needs with patient's shank, and can carry out nimble adjustment and support reliably according to doctor's operation concrete requirement, can make the knee joint can do corresponding adjustment according to the ideal position that the doctor expects in the operation, suits to promote to popularize and apply to hospital and medical institution at all levels.
Drawings
Fig. 1 is a schematic structural view of the knee joint adjusting leg supporting device of the present invention;
FIG. 2 is a top view of the leg support device for adjusting knee joint of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 of the leg supporter for adjusting the knee joint of the present invention;
FIG. 4 is a schematic view of a link of the leg support device for adjusting knee joint according to the present invention;
fig. 5 is a schematic view of the knee joint adjusting leg-supporting device of the present invention in use.
The reference numbers in the drawings are as follows: the leg supporting device comprises a leg supporting plate 1, a leg supporting plate 101, a straight part 102, a supporting rod 2, a rotating shaft 3, a fixing rod 4, a connecting rod 5, a connecting part 501, a mounting part 502, a controller 6, a variable frequency motor 7, a foot switch 8, a sliding rod assembly 9, a base 10, a worm wheel 11, a worm 12, a bolt 13, a first sliding rod 14, a second sliding rod 15 and a connecting mechanism 16.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
as shown in fig. 1-4, a knee joint adjusting leg-supporting device comprises a leg-supporting plate 1 and a supporting rod 2 which are arranged above an operating bed and used for supporting the legs of a patient, wherein the leg-supporting plate 1 is rotatably connected with one end of the supporting rod 2 through a rotating shaft 3, the other end of the supporting rod 2 is connected with an adjusting mechanism, and the adjusting mechanism is detachably arranged on the edge of the operating bed; the leg supporting plate device further comprises a control mechanism for controlling the adjusting mechanism to drive the leg supporting plate 1 and the supporting rod 2 to swing up and down in a vertical plane.
Specifically, the adjusting mechanism comprises a fixed rod 4, a connecting rod 5 and a telescopic piece, wherein the connecting rod 5 is hinged with the fixed rod 4 and the telescopic piece respectively, and the fixed rod 4 is arranged on the edge of the operating bed through a connecting mechanism 16; the connecting rod 5 comprises an L-shaped connecting part 501 and a mounting part 502 arranged along one side of the connecting part 501; the control mechanism comprises a controller 6, a variable frequency motor 7 and a foot switch 8, the variable frequency motor 7 is in transmission connection with the telescopic part, and the controller 6 is connected with the variable frequency motor 7 and used for controlling the variable frequency motor 7 to rotate forwards and backwards; the two foot switches 8 are integrated with the controller 6; the telescopic piece comprises a vertically arranged base 10 and a slide bar assembly 9 rotatably connected with the base 10, the base 10 is of a hollow structure with an opening at the top, the slide bar assembly 9 comprises a first slide bar 14 and a second slide bar 15, the first slide bar 14 is sleeved inside the second slide bar 15 and is in threaded fit, and the top of the first slide bar 14 extends out of the base 10 and is hinged with the short side of a connecting part 501 of the connecting rod 5; a clamp spring is arranged at the rotary joint of the outer wall of the second sliding rod 15 and the base 10, a worm wheel 11 is fixedly arranged at the bottom end of the second sliding rod 15, the worm wheel 11 is meshed with a worm 12, and one end of the worm 12 extends out of the base 10 and is fixedly connected with an output shaft of the variable frequency motor 7.
In this embodiment, one end of the strut 2 is inserted into the mounting portion 502 of the connecting rod 5, the long side of the connecting portion 501 of the connecting rod 5 is hinged to the fixing rod 4, and the short side is hinged to the telescopic member; in addition, the leg supporting plate 1 includes a leg supporting portion 101 and a straight portion 102, the leg supporting portion 101 is an arc structure with an upward opening, the straight portion 102 is arranged on the rotating shaft 3 in a penetrating manner, and the rotating shaft 3 and the supporting rod 2 are in an integrated structure for facilitating processing and manufacturing.
For the convenience of adjustment and fixation, on one hand, the connecting rod 5 and one side of the straight part 102 of the leg supporting plate 1 are respectively provided with a bolt 13, and on the other hand, the opening of the leg supporting plate 1 can be connected by an adhesive operation fixing belt.
It should be noted that, in this embodiment, the controller 6, the inverter motor 7 and the foot switch 8 can select corresponding models of matching power according to different requirements, and mature products in the market can be selected during model selection, and in addition, in order to facilitate quick assembly and disassembly, the connecting mechanism 16 can be used in cooperation with operating tables of different models in a bolt connection or a buckle connection mode, so the specific structures of the above components are not described herein again.
The using process is as follows:
as shown in fig. 5, a patient who needs knee joint operation lies on the operation bed after anaesthetizing, the whole device is fixed on the edge of the operation bed through a connecting mechanism 16, the leg of the patient is placed on the leg supporting plate 1, and then is firmly tied by an operation fixing belt, and the leg of the patient is supported at the moment; when the foot switches 8 are trampled, on one hand, one of the foot switches 8 is trampled, the variable frequency motor 7 rotates forwards, the sliding rod assembly 9 rises, similarly, the variable frequency motor 7 rotates backwards when the other foot switch 8 is trampled, the sliding rod assembly 9 descends, on the other hand, the variable frequency motor 7 stops working when the foot switches are not trampled, the height of the sliding rod I14 and the height of the sliding rod II 15 are kept unchanged under the self-locking effect of the threads, and in the process of rising or descending of the sliding rod assembly 9, the lever formed by the connecting rod 5 drives the leg of the patient to swing upwards and downwards, so that the knee joint can be correspondingly adjusted according to the ideal position expected by a doctor.
The above embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, so that equivalent changes and modifications made according to the structure, characteristics and principles of the present invention are all included in the scope of the present invention.
Claims (8)
1. The knee joint adjusting leg supporting device is characterized by comprising a leg supporting plate (1) and a supporting rod (2) which are arranged above an operating bed and used for supporting legs of a patient, wherein the leg supporting plate (1) is rotatably connected with one end of the supporting rod (2) through a rotating shaft (3), the other end of the supporting rod (2) is connected with an adjusting mechanism, and the adjusting mechanism is detachably arranged on the edge of the operating bed; the leg supporting device further comprises a control mechanism for controlling the adjusting mechanism to drive the leg supporting plate (1) and the supporting rod (2) to swing up and down in a vertical plane.
2. The knee joint adjusting leg support device according to claim 1, wherein the adjusting mechanism comprises a fixed rod (4), a connecting rod (5) and a telescopic piece, the connecting rod (5) is respectively hinged with the fixed rod (4) and the telescopic piece, and the fixed rod (4) is arranged on the bed edge of the operating bed through a connecting mechanism (16); the link (5) includes an L-shaped connecting portion (501) and a mounting portion (502) provided along one side of the connecting portion (501).
3. The knee joint adjusting leg support device according to claim 2, wherein one end of the strut (2) is inserted into the mounting part (502) of the connecting rod (5), the long side of the connecting part (501) of the connecting rod (5) is hinged with the fixing rod (4), and the short side is hinged with the telescopic piece.
4. The leg supporting device for knee joint adjustment according to claim 2, wherein the leg supporting plate (1) comprises a leg supporting part (101) and a straight part (102), the leg supporting part (101) is an arc structure with an upward opening, and the straight part (102) is arranged on the rotating shaft (3) in a penetrating way.
5. The knee joint adjusting leg supporting device according to claim 3, wherein the control mechanism comprises a controller (6), a variable frequency motor (7) and a foot switch (8), the variable frequency motor (7) is in transmission connection with the telescopic part, and the controller (6) is connected with the variable frequency motor (7) and used for controlling the variable frequency motor (7) to rotate forwards and backwards; the two foot switches (8) are integrated with the controller (6).
6. The leg supporting device for knee joint adjustment according to claim 5, wherein the telescopic part comprises a vertically arranged base (10) and a sliding rod assembly (9) rotatably connected with the base (10), the base (10) is of a hollow structure with an open top, the sliding rod assembly (9) comprises a first sliding rod (14) and a second sliding rod (15), the first sliding rod (14) is sleeved inside the second sliding rod (15) in a threaded fit manner, and the top of the first sliding rod (14) extends out of the base (10) and is hinged with the short side of the connecting part (501) of the connecting rod (5); the outer wall of the sliding rod II (15) is provided with a clamp spring at a rotary joint with the base (10), the bottom end of the sliding rod II (15) is fixedly provided with a worm wheel (11), the worm wheel (11) is meshed with a worm (12), and one end of the worm (12) extends out of the base (10) and is fixedly connected with an output shaft of the variable frequency motor (7).
7. The knee joint adjusting leg rest device according to claim 4, characterized in that bolts (13) are respectively provided at one side of the straight portion (102) of the connecting rod (5) and the leg rest plate (1).
8. The knee joint adjusting leg rest device according to claim 1, wherein the rotating shaft (3) and the strut (2) are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922381386.6U CN212067109U (en) | 2019-12-26 | 2019-12-26 | Knee joint adjusting leg supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922381386.6U CN212067109U (en) | 2019-12-26 | 2019-12-26 | Knee joint adjusting leg supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212067109U true CN212067109U (en) | 2020-12-04 |
Family
ID=73566610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922381386.6U Active CN212067109U (en) | 2019-12-26 | 2019-12-26 | Knee joint adjusting leg supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212067109U (en) |
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2019
- 2019-12-26 CN CN201922381386.6U patent/CN212067109U/en active Active
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