CN112450962A - Knee joint axis position image inspection fixing device - Google Patents
Knee joint axis position image inspection fixing device Download PDFInfo
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- CN112450962A CN112450962A CN202011352644.9A CN202011352644A CN112450962A CN 112450962 A CN112450962 A CN 112450962A CN 202011352644 A CN202011352644 A CN 202011352644A CN 112450962 A CN112450962 A CN 112450962A
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- threaded rod
- thigh
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- 210000000629 knee joint Anatomy 0.000 title claims abstract description 27
- 238000007689 inspection Methods 0.000 title claims description 4
- 210000000689 upper leg Anatomy 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 210000001699 lower leg Anatomy 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003407 lower extremity of femur Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000004417 patella Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 210000002303 tibia Anatomy 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/505—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of bone
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention discloses a knee joint axial position image examination fixing device which comprises a base, a shank fixing plate and a thigh fixing plate, wherein a pair of symmetrically arranged supporting frames are fixedly arranged on the upper end surface of the base, the shank fixing plate is fixedly arranged on the front sides of the pair of supporting frames, a supporting plate is fixedly arranged on the top of the pair of supporting frames, the thigh fixing plate is arranged on the upper side of the supporting plate, an angle rotating mechanism is arranged between the thigh fixing plate and the supporting plate, and movable clamping mechanisms are arranged on the outer sides of the shank fixing plate and the thigh fixing plate. The angle rotating mechanism is used for changing the angle between the thigh fixing plate and the supporting plate so as to adjust the angle between the thigh fixing plate and the shank fixing plate, the movable clamping mechanism is arranged, the thigh and the shank of a patient can be movably clamped respectively, the operation is convenient, the patient with different body types can be adjusted, and the universality is high.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a knee joint axial position image examination fixing device.
Background
The knee joint is composed of the lower end of the femur, the upper end of the tibia and the patella, is the most complex joint of the human body, and belongs to the pulley joint. The axial examination of the knee joint requires the patient to lie on the stomach, and the knee joint is subjected to image examination such as X-ray, CT, magnetic resonance and the like, so that the movement of the knee joint of the patient and the change of the bending angle are easily caused, and the image obtained by the image examination cannot meet the standard of clinical diagnosis, so that a knee joint fixing device is required.
The existing knee joint axial position image examination fixing device is very inconvenient for the angle adjustment between a crus fixing plate and a thigh fixing plate, is complex to operate and is not convenient for quick fixation during the knee joint axial position image examination of a patient.
Disclosure of Invention
The present invention is directed to a knee joint axial image examination fixing device to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a knee joint axis position image inspection fixing device, includes base, shank fixed plate and thigh fixed plate, the up end fixed mounting of base has the support frame of a pair of symmetry setting, and is a pair of the front side fixed mounting of support frame has the shank fixed plate, and is a pair of the top fixed mounting of support frame has the backup pad, the upside of backup pad is provided with the thigh fixed plate, be provided with angle slewing mechanism between thigh fixed plate and the backup pad, the outside of shank fixed plate and thigh fixed plate is provided with movable fixture.
As a further scheme of the invention: the angle slewing mechanism includes connecting piece, collateral branch supporting slide and sideslip board, the terminal surface of connecting piece and collateral branch supporting slide all sets up to semi-circular, the terminal surface radius of collateral branch supporting slide is greater than the terminal surface radius of connecting piece, connecting piece fixed mounting is at the up end of backup pad, the collateral branch supporting slide that the both ends fixed mounting of connecting piece has a pair of symmetry to set up, the both sides fixed mounting of terminal surface has the sideslip board that a pair of symmetry set up under the thigh fixed plate, the bottom of sideslip board is provided with the arc sliding surface, the sideslip board passes through the arc sliding surface slidable mounting at the up end of sideslip board, be provided with angle rotation adjustment mechanism between thigh fixed plate and the backup pad.
As a further scheme of the invention: the angle rotation adjusting mechanism comprises a half-worm wheel, a worm and an electric motor, wherein the half-worm wheel is fixedly installed in the middle of the outer surface of the connecting piece, the worm is in meshing transmission with the half-worm wheel, one end of the worm is fixedly connected with the output end of the electric motor, a pair of symmetrically-arranged connecting frames are fixedly installed at the middle of the lower end face of the thigh fixing plate, and the two ends of the worm are rotatably installed between the pair of connecting frames.
As a further scheme of the invention: the movable clamping mechanism comprises a first sliding groove, a second sliding groove, a first clamping plate and a second clamping plate, the first sliding groove is formed in the outer side of the shank fixing plate, the first sliding groove is horizontally arranged, the first clamping plate is movably arranged at the two ends of the first sliding groove and symmetrically arranged, the second sliding groove is horizontally arranged in the outer side of the thigh fixing plate, the second clamping plate is movably arranged at the two ends of the second sliding groove and symmetrically arranged, and a movable clamping adjusting mechanism is arranged in the first sliding groove and the second sliding groove.
As a further scheme of the invention: the activity centre gripping adjustment mechanism includes first double-threaded rod, first rotary disk, second double-threaded rod and second rolling disc, first double-threaded rod rotates and installs in first spout, the second double-threaded rod rotates and installs in the second spout, the both ends of first double-threaded rod and second double-threaded rod surface are provided with screw thread opposite in spiral direction, and are a pair of first splint are with the both ends threaded connection of first double-threaded rod, and are a pair of the both ends threaded connection of second splint and second double-threaded rod, the one end difference fixed mounting of first double-threaded rod and second rolling disc of first double-threaded rod.
As a further scheme of the invention: and a first cushion pad with a cambered surface is fixedly arranged on the inner sides of the first clamping plates, and a second cushion pad with a cambered surface is fixedly arranged on the inner sides of the second clamping plates.
As a further scheme of the invention: a plurality of fixing connecting holes are formed in the base in a penetrating mode.
Compared with the prior art, the invention has the beneficial effects that: the angle rotating mechanism is used for changing the angle between the thigh fixing plate and the supporting plate so as to adjust the angle between the thigh fixing plate and the shank fixing plate, the movable clamping mechanism is arranged, the thigh and the shank of a patient can be movably clamped respectively, the operation is convenient, the patient with different body types can be adjusted, and the universality is high.
Drawings
Fig. 1 is a schematic structural view of a knee joint axial image examination fixing device.
Fig. 2 is a schematic structural diagram of a part of a knee joint axial image examination fixing device.
Fig. 3 is a schematic view of the connection between the supporting frame and the supporting plate of the knee joint axial image examination fixing device.
Fig. 4 is a schematic structural diagram of an angle rotating mechanism of a knee joint axial image examination fixing device.
Fig. 5 is a schematic structural view of a movable clamping adjustment mechanism of a knee joint axial image examination fixing device.
In the figure: 1-base, 11-fixed connection hole, 2-support plate, 21-support frame, 3-shank fixing plate, 31-first sliding groove, 4-connecting piece, 41-side support sliding plate, 42-half turbine, 5-thigh fixing plate, 51-side sliding plate, 52-second sliding groove, 53-connecting frame, 6-worm, 61-motor, 7-first clamping plate, 71-first cushion pad, 72-first double-threaded rod, 73-first rotating disc, 8-second clamping plate, 81-second cushion pad, 82-second double-threaded rod, and 83-second rotating disc.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "top", "bottom", "inner", "outer", "horizontal", "vertical", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1:
referring to fig. 1 to 5, a knee joint axial image examination fixing device includes a base 1, a shank fixing plate 3 and a thigh fixing plate 5, a pair of symmetrically arranged support frames 2 is fixedly installed on an upper end surface of the base 1, the shank fixing plate 3 is fixedly installed on a front side of the pair of support frames 2, a support plate 2 is fixedly installed on a top of the pair of support frames 2, the thigh fixing plate 5 is arranged on an upper side of the support plate 2, an angle rotating mechanism is arranged between the thigh fixing plate 5 and the support plate 2, and movable clamping mechanisms are arranged on outer sides of the shank fixing plate 3 and the thigh fixing plate 5.
The angle slewing mechanism includes connecting piece 4, collateral branch supporting slide 41 and side slide 51, the terminal surface of connecting piece 4 and collateral branch supporting slide 41 all sets up to semi-circular, the terminal surface radius of collateral branch supporting slide 41 is greater than the terminal surface radius of connecting piece 4, 4 fixed mounting of connecting piece are at the up end of backup pad 2, the both ends fixed mounting of connecting piece 4 has the collateral branch supporting slide 41 that a pair of symmetry set up, the both sides fixed mounting of terminal surface has the side slide 51 that a pair of symmetry set up under the thigh fixed plate 5, the bottom of side slide 51 is provided with the arc sliding surface, side slide 51 passes through the arc sliding surface slidable mounting at the up end of side supporting slide 41, be provided with angle rotation adjustment mechanism between thigh fixed plate 5 and the backup pad 2.
The angle rotation adjusting mechanism comprises a half-worm wheel 42, a worm 6 and a motor 61, the half-worm wheel 42 is fixedly installed in the middle of the outer surface of the connecting piece 4, the worm 6 is in meshing transmission with the half-worm wheel 42, one end of the worm 6 is fixedly connected with the output end of the motor 61, two ends of the middle of the lower end face of the thigh fixing plate 5 are fixedly provided with a pair of symmetrically arranged connecting frames 53, and two ends of the worm 6 are rotatably installed between the pair of connecting frames 53.
The movable clamping mechanism comprises a first sliding groove 31, a second sliding groove 52, a first clamping plate 7 and a second clamping plate 8, the first sliding groove 31 arranged horizontally is formed in the outer side of the lower leg fixing plate 3, the first clamping plate 7 symmetrically arranged at two ends of the first sliding groove 31 is movably arranged, the second sliding groove 52 horizontally arranged is formed in the outer side of the thigh fixing plate 5, the second clamping plate 8 symmetrically arranged at two ends of the second sliding groove 52 is movably arranged, and a movable clamping adjusting mechanism is arranged in the first sliding groove 31 and the second sliding groove 52.
The movable clamping adjusting mechanism comprises a first double-threaded rod 72, a first rotating disc 73, a second double-threaded rod 82 and a second rotating disc 83, the first double-threaded rod 72 is installed in the first sliding groove 31 in a rotating mode, the second double-threaded rod 82 is installed in the second sliding groove 52 in a rotating mode, threads opposite to the spiral direction are arranged at two ends of the outer surfaces of the first double-threaded rod 72 and the second double-threaded rod 82, the first double-threaded rod 72 is in threaded connection with two ends of the first double-threaded rod 72, the second double-threaded rod 8 is in threaded connection with two ends of the second double-threaded rod 82, and the first rotating disc 73 and the second rotating disc 83 are fixedly installed at one end of the first double-threaded rod 72 and one end of the second.
Working principle of example 1: drive worm 6 through motor 61 and rotate, make worm 6 and half turbine 42 meshing transmission, it slides on side supporting slide plate 41 to drive side slide plate 51, thereby adjust the angle between thigh fixed plate 5 and the backup pad 2, and then changed the angle between thigh fixed plate 5 and the shank fixed plate 3, medical personnel drive first double-threaded rod 72 and rotate through rotating first rotary disk 73, thereby adjust the relative position between a pair of first splint 7, press from both sides tightly patient's shank, through rotating second rotary disk 83, drive second double-threaded rod 82 and rotate, thereby adjust the relative position between a pair of second splint 8, press from both sides tightly patient's thigh.
Example 2:
referring to fig. 1 to 5, in the fixing device for axial image examination of knee joint, on the basis of embodiment 1, a pair of first cushions 71 with arc surfaces are fixedly installed on inner sides of the first splints 7, and a pair of second cushions 81 with arc surfaces are fixedly installed on inner sides of the second splints 8, so that discomfort caused by too large force when fixing and clamping thighs and calves of a patient is avoided, and a plurality of fixing and connecting holes 11 are formed in the base 1 in a penetrating manner, so that the base 1 can be fixedly installed through the fixing and connecting holes 11 and screws.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a knee joint axis position image inspection fixing device, includes base (1), shank fixed plate (3) and thigh fixed plate (5), its characterized in that, the up end fixed mounting of base (1) has support frame (2) that a pair of symmetry set up, and is a pair of the front side fixed mounting of support frame (2) has shank fixed plate (3), and is a pair of the top fixed mounting of support frame (2) has backup pad (2), the upside of backup pad (2) is provided with thigh fixed plate (5), be provided with angle slewing mechanism between thigh fixed plate (5) and backup pad (2), the outside of shank fixed plate (3) and thigh fixed plate (5) is provided with movable fixture.
2. The axial image examination fixing device for knee joints according to claim 1, wherein the angle rotating mechanism comprises a connecting member (4), side supporting sliding plates (41) and side sliding plates (51), the end surfaces of the connecting member (4) and the side supporting sliding plates (41) are both arranged in a semicircular shape, the end surface radius of the side supporting sliding plates (41) is larger than the end surface radius of the connecting member (4), the connecting member (4) is fixedly installed on the upper end surface of the supporting plate (2), a pair of symmetrically arranged side supporting sliding plates (41) are fixedly installed at the two ends of the connecting member (4), a pair of symmetrically arranged side sliding plates (51) are fixedly installed at the two sides of the lower end surface of the thigh fixing plate (5), the bottom of each side sliding plate (51) is provided with an arc-shaped sliding surface, and the side sliding plates (51) are slidably installed on the upper end surface of the side supporting sliding plates (41) through the, an angle rotation adjusting mechanism is arranged between the thigh fixing plate (5) and the supporting plate (2).
3. The axial image examination fixing device for the knee joint according to claim 2, wherein the angular rotation adjusting mechanism comprises a half-worm wheel (42), a worm (6) and a motor (61), the half-worm wheel (42) is fixedly installed in the middle of the outer surface of the connecting piece (4), the worm (6) and the half-worm wheel (42) are in meshing transmission, one end of the worm (6) is fixedly connected with the output end of the motor (61), a pair of symmetrically arranged connecting frames (53) is fixedly installed at two ends of the middle of the lower end surface of the thigh fixing plate (5), and two ends of the worm (6) are rotatably installed between the pair of connecting frames (53).
4. The axial image examination fixing device for the knee joint according to claim 1, wherein the movable clamping mechanism comprises a first sliding groove (31), a second sliding groove (52), a first splint (7) and a second splint (8), the first sliding groove (31) is horizontally arranged on the outer side of the lower leg fixing plate (3), a pair of first splints (7) which are symmetrically arranged are movably mounted at two ends of the first sliding groove (31), the second sliding groove (52) is horizontally arranged on the outer side of the upper leg fixing plate (5), a pair of second splints (8) which are symmetrically arranged are movably mounted at two ends of the second sliding groove (52), and a movable clamping adjusting mechanism is arranged in the first sliding groove (31) and the second sliding groove (52).
5. The axial imaging examination knee joint fixing device of claim 4, the movable clamping adjusting mechanism comprises a first double-threaded rod (72), a first rotating disc (73), a second double-threaded rod (82) and a second rotating disc (83), the first double-threaded rod (72) is rotatably mounted in the first sliding chute (31), the second double-threaded rod (82) is rotatably mounted in the second sliding chute (52), the two ends of the outer surfaces of the first double-threaded rod (72) and the second double-threaded rod (82) are provided with threads with opposite spiral directions, a pair of first clamping plates (7) are in threaded connection with the two ends of the first double-threaded rod (72), a pair of second clamping plates (8) are in threaded connection with the two ends of the second double-threaded rod (82), one end of the first double-threaded rod (72) and one end of the second double-threaded rod (82) are respectively fixedly provided with a first rotating disc (73) and a second rotating disc (83).
6. The axial image examination knee joint fixing device according to claim 5, wherein a first cushion pad (71) with a cambered surface is fixedly installed on the inner side of the first clamping plate (7), and a second cushion pad (81) with a cambered surface is fixedly installed on the inner side of the second clamping plate (8).
7. The axial image examination fixing device for knee joint according to claim 1, wherein a plurality of fixing connection holes (11) are opened in the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352644.9A CN112450962A (en) | 2020-11-26 | 2020-11-26 | Knee joint axis position image inspection fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352644.9A CN112450962A (en) | 2020-11-26 | 2020-11-26 | Knee joint axis position image inspection fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112450962A true CN112450962A (en) | 2021-03-09 |
Family
ID=74808865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011352644.9A Withdrawn CN112450962A (en) | 2020-11-26 | 2020-11-26 | Knee joint axis position image inspection fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112450962A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648118A (en) * | 2021-09-13 | 2021-11-16 | 上海市第七人民医院(上海中医药大学附属第七人民医院) | Knee joint three-dimensional traction device |
| CN115281993A (en) * | 2022-10-09 | 2022-11-04 | 北京彼岸鸿侨医疗科技有限公司 | Can regulate and control prostrate treatment human ecological cover |
-
2020
- 2020-11-26 CN CN202011352644.9A patent/CN112450962A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648118A (en) * | 2021-09-13 | 2021-11-16 | 上海市第七人民医院(上海中医药大学附属第七人民医院) | Knee joint three-dimensional traction device |
| CN113648118B (en) * | 2021-09-13 | 2024-03-08 | 上海市第七人民医院(上海中医药大学附属第七人民医院) | Three-dimensional traction device for knee joint |
| CN115281993A (en) * | 2022-10-09 | 2022-11-04 | 北京彼岸鸿侨医疗科技有限公司 | Can regulate and control prostrate treatment human ecological cover |
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Application publication date: 20210309 |
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| WW01 | Invention patent application withdrawn after publication |