CN213216981U - Knee joint MR examination fixing device - Google Patents
Knee joint MR examination fixing device Download PDFInfo
- Publication number
- CN213216981U CN213216981U CN202021352653.3U CN202021352653U CN213216981U CN 213216981 U CN213216981 U CN 213216981U CN 202021352653 U CN202021352653 U CN 202021352653U CN 213216981 U CN213216981 U CN 213216981U
- Authority
- CN
- China
- Prior art keywords
- plate
- block
- knee joint
- square
- fixing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000000629 knee joint Anatomy 0.000 title claims abstract description 45
- 238000007689 inspection Methods 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 7
- 210000000689 upper leg Anatomy 0.000 claims description 31
- 238000005452 bending Methods 0.000 abstract description 6
- 210000002414 leg Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003699 hair surface Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The utility model provides a fixing device for knee joint MR examination. The knee joint MR examination fixing device comprises an examination table; the square groove is formed in the top of the inspection table; the square block is slidably arranged in the square groove, and the top of the square block is provided with an installation groove; the square ring block is fixedly sleeved on the square block; the push rod motor is fixedly arranged on the inner wall of the bottom of the mounting groove; the supporting plate is fixedly arranged at the top end of an output shaft of the push rod motor; the arc-shaped plate is fixedly arranged at the top of the supporting plate. The utility model provides a knee joint MR inspects fixing device has need not to fix the shank again when straightening the shank and scanning under the bending state, uses more convenient, can make patient's knee joint remain stable, and easy operation's advantage.
Description
Technical Field
The utility model relates to a MR examines technical field, especially relates to a knee joint MR examines fixing device.
Background
MR examination, magnetic resonance examination, is a method of medical examination and a revolution in medical imaging. Magnetic resonance techniques can examine multiple parts of the human body. For example, the knee joint is easy to be damaged during the movement of the human body, namely, the damaged knee joint can be scanned and inspected through the magnetic resonance inspection equipment so as to observe the specific position of the damage in the knee joint and the damaged condition. When performing MR examination of the knee joint, the leg needs to be fixed to keep the knee joint position stable.
However, in the actual examination, not only the knee joint in the state of the straight lower leg but also the knee joint in the state of the bent lower leg need to be subjected to MR examination, so that a more comprehensive MR image of the knee joint is obtained, and a better reference is provided for the diagnosis of a doctor. In the conventional fixing device for the knee joint in the MR examination, the knee joint needs to be fixed again when the lower leg extends to the bending state, so that the use is troublesome, and the patient is difficult to keep the bending state of the lower leg stable.
Therefore, there is a need to provide a new knee joint MR examination fixing device to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is to provide a can straighten the shank and when scanning under the bending state, need not to fix the shank again, use more convenient, can make patient's knee joint remain stable, and easy operation's knee joint MR inspection fixing device. In order to solve the technical problem, the utility model provides a knee joint MR examines fixing device includes: an inspection table; the square groove is formed in the top of the inspection table; the square block is slidably arranged in the square groove, and the top of the square block is provided with an installation groove; the square ring block is fixedly sleeved on the square block; the push rod motor is fixedly arranged on the inner wall of the bottom of the mounting groove; the supporting plate is fixedly arranged at the top end of an output shaft of the push rod motor; the arc-shaped plate is fixedly arranged at the top of the supporting plate; the thigh plate is hinged to one side of the arc-shaped plate and is hinged to the top of the inspection table; the lower leg plate is hinged to one side, away from the upper leg plate, of the arc-shaped plate; the fixed rod is fixedly arranged on the inspection table; the sliding block is fixedly arranged at the bottom of the lower leg plate and is in sliding connection with the fixed rod; the adjusting mechanism is arranged on the lower leg plate.
Preferably, adjustment mechanism is including the threaded rod, the spout has been seted up at the top of shank board, the threaded rod rotates to be installed in the spout, the thread block is installed to the screw thread on the threaded rod, the thread block with spout sliding connection, the top fixed mounting of thread block has the sole, adjustment mechanism is still including the fixed block, rotate on the fixed block and install the pivot, the bottom fixed mounting of pivot has first conical gear, fixed cover is equipped with second conical gear on the threaded rod, first conical gear with second conical gear meshes mutually, the top fixed mounting of pivot has the crank.
Preferably, the inner walls of the two sides of the sliding groove are provided with rotating grooves, bearings are fixedly arranged in the rotating grooves, and the inner rings of the bearings are fixedly sleeved on the threaded rods.
Preferably, the thigh plate and the shank plate are both fixedly provided with a bandage, a magic tape is sewn on the bandage, one sides of the thigh plate and the shank plate are both fixedly provided with a hanging ring, and the bandage penetrates through the hanging ring.
Preferably, the inner walls of four sides of the square groove are provided with installation grooves communicated with each other, and the square ring block extends into the installation grooves.
Preferably, a plurality of balls are nested at the top and the bottom of the square ring block, and the balls are in contact with the inner wall of the mounting groove.
Compared with the prior art, the utility model provides a knee joint MR examines fixing device has following beneficial effect:
the utility model provides a knee joint MR inspection fixing device, through the inspection desk, square groove, square piece, square ring piece, the push rod motor, a supporting plate, the arc, thigh board, the shank board, dead lever and sliding block cooperate, shank and thigh to patient are fixed through the bandage, when needing to straighten shank and scan under the bending state, need not to fix the shank again, it is more convenient to use, can make patient's knee joint remain stable, in order to obtain accurate knee joint MR inspection image, can adjust the sole according to different people's leg length simultaneously, and easy operation.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a fixing device for MR examination of knee joint according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of the portion B shown in FIG. 1;
FIG. 4 is a side view of the square block and the square ring block of the present invention;
fig. 5 is an assembly view of the side view of the middle bandage and the thigh plate of the present invention.
Reference numbers in the figures: 1. an inspection table; 2. a square groove; 3. a square block; 4. a square ring block; 5. a push rod motor; 6. a support plate; 7. an arc-shaped plate; 8. a thigh panel; 9. a shank plate; 10. fixing the rod; 11. a slider; 12. a threaded rod; 13. a thread block; 14. a foot plate; 15. a fixed block; 16. a rotating shaft; 17. a first bevel gear; 18. a second bevel gear; 19. a crank; 20. binding bands; 21. and a ball.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1-5, wherein fig. 1 is a schematic structural diagram of a fixing device for MR examination of knee joint according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is an enlarged view of the portion B shown in FIG. 1; FIG. 4 is a side view of the square block and the square ring block of the present invention; fig. 5 is an assembly view of the side view of the middle bandage and the thigh plate of the present invention. The fixing device for knee joint MR examination comprises: an inspection table 1; the square groove 2 is formed in the top of the inspection table 1; the square block 3 is slidably mounted in the square groove 2, and a mounting groove is formed in the top of the square block 3; the square ring block 4 is fixedly sleeved on the square block 3; the push rod motor 5 is fixedly arranged on the inner wall of the bottom of the mounting groove; the supporting plate 6 is fixedly arranged at the top end of an output shaft of the push rod motor 5; the arc-shaped plate 7 is fixedly arranged on the top of the supporting plate 6; the thigh plate 8 is hinged to one side of the arc-shaped plate 7, and the thigh plate 8 is hinged to the top of the inspection table 1; the lower leg plate 9 is hinged to one side of the arc plate 7 away from the upper leg plate 8; the fixing rod 10 is fixedly arranged on the inspection table 1; the sliding block 11 is fixedly arranged at the bottom of the lower leg plate 9, and the sliding block 11 is in sliding connection with the fixed rod 10; and the adjusting mechanism is arranged on the lower leg plate 9.
Adjustment mechanism is including threaded rod 12, the spout has been seted up at the top of shank board 9, threaded rod 12 rotates and installs in the spout, threaded block 13 is installed to the last screw thread of threaded rod 12, threaded block 13 with spout sliding connection, the top fixed mounting of threaded block 13 has sole 14, adjustment mechanism is still including fixed block 15, rotate on the fixed block 15 and install pivot 16, the bottom fixed mounting of pivot 16 has first conical gear 17, fixed cover is equipped with second conical gear 18 on threaded rod 12, first conical gear 17 with second conical gear 18 meshes mutually, the top fixed mounting of pivot 16 has crank 19.
The inner walls of the two sides of the sliding groove are provided with rotating grooves, bearings are fixedly arranged in the rotating grooves, and the inner rings of the bearings are fixedly sleeved on the threaded rods 12.
The inner walls of four sides of the square groove 2 are provided with installation grooves communicated with each other, and the square ring block 4 extends into the installation grooves.
The top and the bottom of the square ring block 4 are nested with a plurality of balls 21, and the balls 21 are contacted with the inner wall of the mounting groove.
The utility model provides a knee joint MR examines fixing device's theory of operation as follows: in the device, the magic tape on the binding band 20 comprises a hair surface and a thorn surface which are matched, when in use, a patient puts the lower leg on the lower leg plate 9 in a straight state, the knee joint is positioned at the position of the arc-shaped plate 7, the thigh is positioned on the upper leg plate 8, the sole is contacted with the foot plate 14, the binding band 20 penetrates through the hanging ring and is stuck with the hair surface and the thorn surface of the magic tape, the lower leg and the thigh are respectively and fixedly arranged on the lower leg plate 9 and the upper leg plate 8, and the knee joint is scanned by using MR equipment;
then, starting the push rod motor 5, extending an output shaft of the push rod motor 5 to drive the supporting plate 6 to ascend, driving the arc-shaped plate 7 to ascend by the supporting plate 6, supporting the knee joint by the arc-shaped plate 7, enabling the thigh plate 8 and the shank plate 9 to rotate relative to the arc-shaped plate 7, namely enabling the thigh plate 8 and the shank plate 9 to form an included angle, enabling the thigh plate 8 and the shank plate 9 to move in the square groove 2 and the mounting groove respectively at the same time of enabling the thigh plate 8 and the shank plate 9 to form an included angle due to the fact that the thigh plate 8 is hinged to the examination table 1, enabling the square block 3 and the square ring block 4 to slide on the fixing rod 10, enabling the patient shank and the thigh to form an appropriate angle when the thigh plate 8 and the shank plate 9 form an appropriate angle, and then carrying out MR scanning examination on the knee joint to obtain an; when the distance between sole 14 and arc 7 needs to be adjusted according to the length difference of different patient's soles and knee joints, through rotating crank 19, crank 19 drives pivot 16 and rotates, pivot 16 drives first bevel gear 17 and rotates, first bevel gear 17 drives second bevel gear 18 and rotates, second bevel gear 18 drives threaded rod 12 and rotates, threaded rod 12 drives thread block 13 and removes in the spout, thread block 13 drives sole 14 and removes, thereby to the distance between sole 14 and the arc 7, with the length that is fit for different people's soles and knee joints.
Compared with the prior art, the utility model provides a knee joint MR examines fixing device has following beneficial effect:
the utility model provides a knee joint MR inspects fixing device, through inspection desk 1, square groove 2, square piece 3, square ring piece 4, push rod motor 5, backup pad 6, arc 7, thigh board 8, shank board 9, dead lever 10 and sliding block 11 cooperate, shank and thigh through bandage 20 to patient fix, when needs straighten shank and scanning under the bending condition, need not to fix the shank again, it is more convenient to use, can make patient's knee joint remain stable, in order to obtain accurate knee joint MR inspection image, can adjust sole 14 according to different people's leg length simultaneously, and easy operation.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A knee joint MR examination fixing device is characterized by comprising:
an inspection table;
the square groove is formed in the top of the inspection table;
the square block is slidably arranged in the square groove, and the top of the square block is provided with an installation groove;
the square ring block is fixedly sleeved on the square block;
the push rod motor is fixedly arranged on the inner wall of the bottom of the mounting groove;
the supporting plate is fixedly arranged at the top end of an output shaft of the push rod motor;
the arc-shaped plate is fixedly arranged at the top of the supporting plate;
the thigh plate is hinged to one side of the arc-shaped plate and is hinged to the top of the inspection table;
the lower leg plate is hinged to one side, away from the upper leg plate, of the arc-shaped plate;
the fixed rod is fixedly arranged on the inspection table;
the sliding block is fixedly arranged at the bottom of the lower leg plate and is in sliding connection with the fixed rod;
the adjusting mechanism is arranged on the lower leg plate.
2. The fixing device for the MR examination of the knee joint according to claim 1, wherein the adjusting mechanism comprises a threaded rod, a sliding groove is formed in the top of the lower leg plate, the threaded rod is rotatably installed in the sliding groove, a threaded block is installed on the threaded rod in a threaded manner, the threaded block is slidably connected with the sliding groove, a foot plate is fixedly installed at the top of the threaded block, the adjusting mechanism further comprises a fixed block, a rotating shaft is rotatably installed on the fixed block, a first bevel gear is fixedly installed at the bottom end of the rotating shaft, a second bevel gear is fixedly installed on the threaded rod in a sleeved manner, the first bevel gear is meshed with the second bevel gear, and a crank is fixedly installed at the top end of the rotating shaft.
3. The fixing device for MR examination of knee joint according to claim 2, wherein the inner walls of the sliding groove are provided with a rotating groove, a bearing is fixedly arranged in the rotating groove, and the inner ring of the bearing is fixedly sleeved on the threaded rod.
4. The MR-examination knee joint fixing device according to claim 1, wherein a bandage is fixedly mounted on each of the thigh plate and the shank plate, a magic tape is sewn on the bandage, a hanging ring is fixedly mounted on each of one sides of the thigh plate and the shank plate, and the bandage penetrates through the hanging ring.
5. The knee joint MR examination fixing device according to claim 1, wherein the square groove is provided with mounting grooves communicated with each other on the inner walls of four sides thereof, and the square ring block extends into the mounting grooves.
6. The knee joint MR examination fixing device according to claim 5, wherein a plurality of balls are nested on the top and the bottom of the square ring block, and the plurality of balls are in contact with the inner wall of the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021352653.3U CN213216981U (en) | 2020-07-10 | 2020-07-10 | Knee joint MR examination fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021352653.3U CN213216981U (en) | 2020-07-10 | 2020-07-10 | Knee joint MR examination fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213216981U true CN213216981U (en) | 2021-05-18 |
Family
ID=75888445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021352653.3U Expired - Fee Related CN213216981U (en) | 2020-07-10 | 2020-07-10 | Knee joint MR examination fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213216981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2802393C1 (en) * | 2022-12-09 | 2023-08-28 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Рязанский государственный медицинский университет имени академика И.П. Павлова" Министерства здравоохранения Российской Федерации | Device for fixation of the lower limb during magnetic resonance imaging of the knee joint |
-
2020
- 2020-07-10 CN CN202021352653.3U patent/CN213216981U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2802393C1 (en) * | 2022-12-09 | 2023-08-28 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Рязанский государственный медицинский университет имени академика И.П. Павлова" Министерства здравоохранения Российской Федерации | Device for fixation of the lower limb during magnetic resonance imaging of the knee joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5991651A (en) | Compression/traction method for use with imaging machines | |
| CN209220314U (en) | A kind of CT examination shielding | |
| CN111240024A (en) | Adjustable film viewing device for imaging department | |
| CN213216981U (en) | Knee joint MR examination fixing device | |
| CN110680401A (en) | Gynaecology uses mammary gland ultrasonic monitoring device | |
| CN219661747U (en) | Bone imaging arm position adjustment fixing device | |
| CN206809291U (en) | For thyroid ultrasonic detecting probe equipment | |
| WO2021057445A1 (en) | Knee joint laxity measuring instrument | |
| CN109805961A (en) | A kind of fixed auxiliary examination device of image check | |
| CN207473193U (en) | One kind is used for the fixed New-support of portable microscope | |
| CN109730714A (en) | A kind of mammary gland plate for forcing structure and breast cancer instrument | |
| CN113143321B (en) | Patient limb adjusting device for ultrasound department examination | |
| CN214563918U (en) | Printing device of medical image diagnosis workstation | |
| CN210044029U (en) | Clothing blocks eyelidretractor for ultrasonic examination | |
| CN220938321U (en) | Practical nursing device of image branch of academic or vocational study CT room | |
| CN215079837U (en) | Clinical scanning equipment of medical science image | |
| CN208799246U (en) | A kind of auxiliary examination device | |
| CN215384128U (en) | Multi-angle light device for images | |
| CN2734165Y (en) | Operation table for urea kinetics examination and endoscope inspection of micturition surgery department | |
| CN212679138U (en) | Ultrasonic department examination auxiliary device | |
| CN221635842U (en) | Image processing mechanism | |
| CN217014019U (en) | Ankle fixing device that shank MRI scanning diagnosis used | |
| CN215820960U (en) | Chest X-ray CT equipment capable of adjusting position | |
| CN215820913U (en) | Nuclear medicine diagnosis device | |
| CN220735420U (en) | Vessel photographic equipment that facilitates use |
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: 20210518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |