CN209033039U - Bone surgery leg positioning mechanism - Google Patents
Bone surgery leg positioning mechanism Download PDFInfo
- Publication number
- CN209033039U CN209033039U CN201820647913.6U CN201820647913U CN209033039U CN 209033039 U CN209033039 U CN 209033039U CN 201820647913 U CN201820647913 U CN 201820647913U CN 209033039 U CN209033039 U CN 209033039U
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- China
- Prior art keywords
- angular wheel
- screw rod
- support
- support plinth
- shaft
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Abstract
The utility model relates to a kind of medical instrument more particularly to a kind of bone surgery leg positioning mechanisms.It includes the support plinth and a gland for being pressed in support in the patient legs on support plinth on support plinth for support patient legs, the leg positioning mechanism further includes two groups of coupling assemblies, which symmetrically separates from the two sides of gland；Each group coupling assembly includes adjusting knob, shaft, active angular wheel, driven angular wheel, screw rod, lifting seat and eye-splice component.The gland of leg positioning mechanism disclosed by the utility model is dismounted using eye-splice modularity, convenient to disassembly.
Description
Technical field
The utility model relates to a kind of medical instrument more particularly to a kind of bone surgery leg positioning mechanisms.
Background technique
Fracture is that the continuity of bone structure is broken completely or partially.Be more common in children and the elderly, young people also when
There is generation.Patient is often-a position fracture, minority is multiple fracture.Through appropriate processing in time, most patients can restore former
The function of coming.Suitable operation position is most important to successful surgery, and inappropriate operation position can extend operation time,
The generation of postoperative complications is even resulted in, finally there is the possibility for inducing lawsuit.For this purpose, as Chinese invention patent announces explanation
107951668 A of book CN discloses a kind of bone surgery leg lifting device, uses and entrusts binding with immobilized patients leg
Afterwards, it is realized by the elevating mechanism of the compositions such as main shaft, reel, rope, gear-box, motor to patient legs' raising and lowering
Position adjust, but use entrust bundle leg is positioned well with being fixed from.And Chinese invention patent announcement is said
Bright 107951608 A of book CN then discloses a kind of orthopaedics fracture positioning device convenient for adjusting, passes through upper body and lower body
Realize the leg for gripping patient, but upper body is connected with lower body using threaded fastener, be not easy to dismount.
Summary of the invention
The purpose of this utility model is to provide a kind of easy-to-mount bone surgery leg positioning mechanisms.
Above-mentioned purpose is achieved by the following technical solution:
A kind of bone surgery leg positioning mechanism is used to hold including one for the support plinth of support patient legs and one
The gland being pressed on support plinth in the patient legs on support plinth is held in the palm, which further includes two groups of connection groups
Part, two groups of coupling assemblies symmetrically separate from the two sides of gland；Each group coupling assembly includes adjusting knob, shaft, initiative taper
Shape gear, driven angular wheel, screw rod, lifting seat and eye-splice component；The shaft and driven angular wheel are rotatably installed on
In support plinth, which is fixably attached to one end of shaft with respect to shaft, and the adjusting knob line is to shaft
It is fixably attached to the other end of shaft, which engages with driven angular wheel；The screw rod runs through driven taper
Gear, and the screw rod and driven angular wheel threaded engagement；The screw rod is connect with lifting seat；The eye-splice component includes pin thread and mother
Button, the female thread OQ t seat is fixed to be installed on lifting seat, which connect with gland.
The gland of leg positioning mechanism disclosed by the utility model is dismounted using eye-splice modularity, convenient for disassembly and assembly fast
Victory can be realized by using the cooperation of adjusting knob, shaft, active angular wheel, driven angular wheel, screw rod and lifting seat
Elastic adjusting of the gland to patient's pressing force size adapts to the positioning operation of the leg of the patient of different sizes, and presses
The elastic adjusting of lid is that two sides are independently implemented, and in order to use, is especially adapted for use in the positioning of the leg of asymmetrical patient
Clamping.
Detailed description of the invention
Fig. 1 shows the stereoscopic schematic diagram of the utility model；
Fig. 2 shows the perspective exploded views of the utility model；
Fig. 3 shows the A-A cross-sectional view of Fig. 1；
Fig. 4 shows the portion the B partial enlarged view of Fig. 3；
Fig. 5 shows the portion the C partial enlarged view of Fig. 3；
Fig. 6, which is shown, screws two adjusting knobs on the basis of Fig. 3 to drive the schematic diagram after gland decline certain altitude.
Fig. 7 shows the structural schematic diagram of the bone surgery thigh support device of the application of the utility model；
Specific embodiment
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Embodiment one:
Bone surgery leg positioning mechanism 10 as shown in Figures 1 to 6, the bearing bottom for being used for support patient legs including one
Seat 30 and one is for being pressed in the gland 40 on support plinth 30 in the patient legs on support plinth 30 for support；
The leg positioning mechanism 10 further includes two groups of coupling assemblies 50, which symmetrically separates from gland
40 two sides；
Each group coupling assembly 50 includes adjusting knob 501, shaft 502, active angular wheel 503, driven angular wheel
504, screw rod 505, lifting seat 506 and eye-splice component；
The shaft and driven angular wheel are rotatably installed in support plinth, and the axis of the shaft and driven taper
The rotation centerline of gear be it is orthogonal, which is fixably attached to one end of shaft with respect to shaft, and
The adjusting knob line is fixably attached to the other end of shaft to shaft, which is located at except support plinth for manpower
It screws, which drives shaft rotation when being screwed rotation, which engages with driven angular wheel, pass through
Positive and negative rotation adjusting knob is to drive screw rod (including lifting seat) oscilaltion；
The screw rod runs through driven angular wheel, and the screw rod and driven angular wheel threaded engagement and constitute feed screw nut
It is secondary；The center line of the screw rod is overlapped with the rotation centerline of driven angular wheel, specifically, the driven angular wheel 504
The screw hole 511 for running through the driven angular wheel 504 equipped with one, the screw hole 511 are located at the center of driven angular wheel 504,
Screw rod 505 passes through screw hole 511, screw rod 505 and 511 threaded engagement of screw hole；
The screw rod is connect with lifting seat；
The eye-splice component includes pin thread 507 and female thread 508, and what which fixed is installed on lifting
On seat 506, which connect with gland 40, and pin thread 507 and female thread 508 mutually fasten.
The gland of leg positioning mechanism disclosed in the technical solution is dismounted using eye-splice modularity, convenient for disassembly and assembly fast
Victory can be realized by using the cooperation of adjusting knob, shaft, active angular wheel, driven angular wheel, screw rod and lifting seat
Elastic adjusting of the gland to patient's pressing force size adapts to the positioning operation of the leg of the patient of different sizes, and presses
The elastic adjusting of lid is that two sides are independently implemented, and in order to use, is especially adapted for use in the positioning of the leg of asymmetrical patient
Clamping.
In each group coupling assembly, the screw rod connect with lifting seat be it is hinged, which connect and hingedly with gland,
In, the articulated shaft 509 which connect with lifting seat is parallel to the articulated shaft 510 that pin thread is connect with gland, and the screw rod and rises
Axis of the articulated shaft 509 perpendicular to screw rod of seat connection drops, and the axis direction of screw rod is parallel to the length direction of screw rod, i.e. this reality
Apply oscilaltion direction described in example.As shown in figure 4, the hinge that articulated shaft and pin thread that screw rod is connect with lifting seat are connect with gland
Spindle is each perpendicular to drawing paper, and the axis of screw rod is in vertical trend up and down.
The Technical Design is reasonable, increases the mobilizable freedom degree of eye-splice component, can be convenient for the elevating movement tune of screw rod
Section, and can be convenient for the disassembling operations of the eye-splice component of gland two sides.
There is a built-in space 301 in the support plinth 30；
In each group coupling assembly, the active angular wheel and driven angular wheel are respectively positioned in built-in space, the shaft
One end for installing active angular wheel passes through support plinth and protrudes into built-in space, which is used for installation and adjustment knob
One end stretch out in outside support plinth, one end of the screw rod pass through support plinth and protrude into built-in space with driven conical tooth
Threaded engagement is taken turns, the other end of the screw rod is stretched out in outside support plinth and connect with lifting seat.
The Technical Design is reasonable, compact overall structure.
The support plinth 30 is equipped with the arc-shaped support plinth support face 302 for support patient legs, the gland
40, which are equipped with the arc-shaped gland opposite with support plinth support face 302, presses contacting surface 401.
It is respectively equipped with a slide opening 512 for the screw rod 505 of two groups of coupling assemblies on the support plinth 30, screw rod 505 passes through
Slide opening 512, and screw rod 505 and the sliding of slide opening 512 cooperate, so that screw rod 505 makees oscilaltion fortune under the guiding of slide opening 512
It is dynamic.
Embodiment two:
The present embodiment is a kind of bone surgery thigh support device of leg positioning mechanism application.Bone as shown in Figure 7
Section perform the operation thigh support device, including leg positioning mechanism 10 and lifting supporting mechanism 20, the leg positioning mechanism referring specifically to
Embodiment one, the lifting supporting mechanism 20 are set to the lower section of support plinth 30 to drive support plinth 30 to rise or decline.
The lifting supporting mechanism 20 is electric pushrod.The push rod 201 and support plinth 30 of electric pushrod connect relatively fixedly
It connects.
The prior art can be used in electric pushrod described in the present embodiment, such as Chinese utility model patent specification
Electric pushrod disclosed in CN2775923Y, details are not described herein again.
Claims (4)
1. a kind of bone surgery leg positioning mechanism is used for for the support plinth of support patient legs and one by support including one
The gland on support plinth is pressed in the patient legs on support plinth, it is characterised in that:
The leg positioning mechanism further includes two groups of coupling assemblies, which symmetrically separates from the two sides of gland；
Each group coupling assembly includes adjusting knob, shaft, active angular wheel, driven angular wheel, screw rod, lifting seat and eye-splice
Component；
The shaft and driven angular wheel are rotatably installed in support plinth, and the active angular wheel is fixedly with respect to shaft
It is installed on one end of shaft, and the adjusting knob line is fixably attached to the other end of shaft to shaft, the active angular wheel
It is engaged with driven angular wheel；
The screw rod runs through driven angular wheel, and the screw rod and driven angular wheel threaded engagement；
The screw rod is connect with lifting seat；
The eye-splice component includes pin thread and female thread, and the female thread OQ t seat is fixed to be installed on lifting seat, the pin thread and pressure
Lid connection.
2. bone surgery leg according to claim 1 positioning mechanism, it is characterised in that:
In each group coupling assembly, it is that hingedly, it is also hinged which connect with gland which connect with lifting seat, wherein
The articulated shaft that the screw rod is connect with lifting seat is parallel to the articulated shaft that pin thread is connect with gland, and what the screw rod was connect with lifting seat
Axis of the articulated shaft perpendicular to screw rod.
3. bone surgery leg according to claim 1 positioning mechanism, it is characterised in that:
There is a built-in space in the support plinth；
In each group coupling assembly, the active angular wheel and driven angular wheel are respectively positioned in built-in space, which is used for
One end of installation active angular wheel passes through support plinth and protrudes into built-in space, which is used for the one of installation and adjustment knob
End stretches out in outside support plinth, and one end of the screw rod passes through support plinth and protrudes into built-in space, and the other end of the screw rod is stretched
It is connect outside for support plinth with lifting seat.
4. bone surgery leg according to claim 1 positioning mechanism, it is characterised in that:
The support plinth is equipped with the arc-shaped support plinth support face for support patient legs, which is equipped with and branch
Hold the opposite arc-shaped gland pressure contacting surface in pedestal support face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820647913.6U CN209033039U (en) | 2018-04-29 | 2018-04-29 | Bone surgery leg positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820647913.6U CN209033039U (en) | 2018-04-29 | 2018-04-29 | Bone surgery leg positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209033039U true CN209033039U (en) | 2019-06-28 |
Family
ID=67028336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820647913.6U Expired - Fee Related CN209033039U (en) | 2018-04-29 | 2018-04-29 | Bone surgery leg positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209033039U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496322A (en) * | 2019-09-04 | 2019-11-26 | 牛海英 | Dept. of radiology's children's body fixed position fixture |
| CN113101109A (en) * | 2021-05-12 | 2021-07-13 | 河南省胸科医院 | A operation platform for shank fracture operation |
| CN113101092A (en) * | 2021-04-13 | 2021-07-13 | 吴斌 | Orthopedics knee joint replacement postoperative protection device |
-
2018
- 2018-04-29 CN CN201820647913.6U patent/CN209033039U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496322A (en) * | 2019-09-04 | 2019-11-26 | 牛海英 | Dept. of radiology's children's body fixed position fixture |
| CN113101092A (en) * | 2021-04-13 | 2021-07-13 | 吴斌 | Orthopedics knee joint replacement postoperative protection device |
| CN113101109A (en) * | 2021-05-12 | 2021-07-13 | 河南省胸科医院 | A operation platform for shank fracture operation |
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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 |
Granted publication date: 20190628 Termination date: 20200429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |