CN114711807A - Knee joint stress position shooting device - Google Patents
Knee joint stress position shooting device Download PDFInfo
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- CN114711807A CN114711807A CN202210364116.8A CN202210364116A CN114711807A CN 114711807 A CN114711807 A CN 114711807A CN 202210364116 A CN202210364116 A CN 202210364116A CN 114711807 A CN114711807 A CN 114711807A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
- A61B6/0421—Supports, e.g. tables or beds, for the body or parts of the body with immobilising means
Abstract
The invention discloses a knee joint stress position shooting device which comprises a first clamping mechanism, a second clamping mechanism and an adjusting mechanism respectively connected with the first clamping mechanism and the second clamping mechanism, wherein the first clamping mechanism, the second clamping mechanism and the adjusting mechanism are arranged on a base station, the first clamping mechanism and the second clamping mechanism are respectively arranged at the front end and the rear end of the adjusting mechanism, the lower end of the adjusting mechanism is respectively provided with a first push block and a second push block in the front and rear direction, the outer side end of the first clamping mechanism is pivoted on the base station, the inner side end of the first clamping mechanism is pivoted on the first push block, the outer side end of the second clamping mechanism is pivoted on the base station, and the inner side end of the second clamping mechanism is pivoted on the second push block, wherein the first push block is connected with a first adjusting screw rod, and the second push block is connected with a second adjusting screw rod. The knee joint stress position shooting device realizes the front and back angles of a stress test position, can be suitable for the widths of different shanks and thighs, and utilizes the limiting splint to adjust the height.
Description
Technical Field
The invention relates to the technical field of knee joint stress position shooting devices, in particular to a knee joint stress position shooting device.
Background
The knee joint is composed of the lower end of femur, the upper end of tibia and patella, and is the most complex joint of human body. When a patient suffers from knee joint disease, during the operation, it is usually necessary to photograph the joint position of the knee joint of the patient for the pathological analysis of the doctor.
At present, a second person is usually needed to help a patient to take a knee joint stress picture, specifically, a square batten tool is used to aim at the knee joint of the patient to press the knee joint with force, the other hand grasps the ankle of the patient to pull the ankle with force, two forces in opposite directions are formed, the knee joint is enabled to be inverted and everted, and the patient is assisted to complete the picture taking. The purpose of this is to observe the size of the knee opening, to help the clinical assessment of knee damage, for preoperative measurements on patients who are eligible for single knee or total knee replacement. However, the prior art has the following disadvantages: first, the assistant person is also exposed to radiation; secondly, due to manual force application, the knee joint can move and the image is unqualified; thirdly, different people use different forces, so that the knee joint opening of a patient does not reach the maximum level, and the measurement accuracy is influenced.
Therefore, a new technical solution is needed to solve the above problems.
Disclosure of Invention
In view of the above, the present invention provides a knee joint stress position filming device, which is configured to rotate a first adjusting screw and a second adjusting screw to move a first push block and a second push block back and forth, so that inner ends of a first clamping mechanism and a second clamping mechanism respectively rotate toward outer ends, thereby respectively adjusting front and rear angles of a stress testing position to adapt to different angles of a knee joint, and is applicable to different widths of shanks and thighs.
In order to achieve the purpose, the invention adopts the following technical scheme:
a knee joint stress position shooting device comprises a first clamping mechanism, a second clamping mechanism and an adjusting mechanism respectively connected with the first clamping mechanism and the second clamping mechanism, wherein the first clamping mechanism, the second clamping mechanism and the adjusting mechanism are arranged on a base station, the first clamping mechanism and the second clamping mechanism are respectively arranged at the front end and the rear end of the adjusting mechanism, the lower end of the adjusting mechanism is respectively provided with a first push block and a second push block in the front and rear direction, the outer side end of the first clamping mechanism is pivoted on the base station, the inner side end of the first clamping mechanism is pivoted on the first push block, the outer side end of the second clamping mechanism is pivoted on the base station, the inner side end of the second clamping mechanism is pivoted on the second push block, the first push block is connected with a first adjusting screw rod, the second push block is connected with a second adjusting screw rod, such that: the first adjusting screw rod is rotated to drive the first push block to move forwards/backwards, and meanwhile, the first push block drives the inner side end of the first clamping mechanism to rotate around the outer side end of the first clamping mechanism; the second adjusting screw rod is rotated to drive the second push block to move forwards/backwards, and meanwhile, the second push block drives the inner side end of the second clamping mechanism to rotate around the outer side end of the second clamping mechanism;
and, first fixture's upper end is provided with the first spacing splint that can rise/fall the regulation, second fixture's upper end is provided with the second spacing splint that can rise/fall the regulation, two contrasides are equipped with respectively about the first fixture lower extreme and can be close to or move away from the first movable splint that keep away from to the contralateral movement, two contrasides are equipped with respectively about the second fixture lower extreme and can be close to or move away from the second movable splint that keep away from to the contralateral movement, adjustment mechanism's the left and right sides still is equipped with first pinch-off blades, the second pinch-off blades that all feasible left/right movement was adjusted respectively, be formed with the stress test position between first pinch-off blade, the second pinch-off blades. So, the medial extremity through first fixture, second fixture rotates towards the outside end respectively, and then realizes the adjustment of stress test position preceding, back angle respectively to the different angles in knee joint front and back position, and, it can be suitable for different shank, thigh width, utilizes spacing splint adjustment height to play clamping effect well simultaneously, still can adjust the knee joint hole that adapts to the user as required, thereby, it can adapt to different users.
As a preferred scheme, first spacing splint are connected with first lead screw for: the first limit clamp plate is driven to carry out lifting/descending movement by rotating the first screw rod, and,
the second limiting clamp plate is connected with a second screw rod, so that: the second limiting clamping plate is driven to move up and down by rotating the second screw rod. The first clamping mechanism and the second clamping mechanism are adjusted through the first limiting clamping plate and the second limiting clamping plate respectively so as to clamp the lower leg and the thigh of the user respectively.
As a preferred scheme, still be provided with the third adjusting screw on the first fixture, the first movable splint of two contralateral sides on the left and right are connected respectively on the third adjusting screw for: by rotating the third adjusting screw rod, the first movable clamping plates on the left and right opposite sides move towards the opposite sides respectively or move away from the opposite sides in a back-to-back manner, and then the width of the first movable clamping plates on the left and right opposite sides is adjusted, so that the first movable clamping plates adapt to the width of the crus of a user.
As a preferred scheme, the second clamping mechanism further comprises a fourth adjusting screw, and the second movable clamping plates on the left and right opposite sides are respectively connected to the fourth adjusting screw, so that: by rotating the fourth adjusting screw rod, the second movable clamping plates on the left and right opposite sides move towards the opposite sides respectively or move away from the opposite sides in a back-to-back manner, and then the width of the second movable clamping plates on the left and right opposite sides is adjusted, so that the width of the thighs of a user is adapted to the width of the thighs of the user.
Preferably, a fifth adjusting screw is connected to the outer side of the first clamping plate, so that: the first clamping plate is moved left/right by rotating the fifth adjusting screw, and,
the outside of second clamp plate is connected with sixth adjusting screw for: by rotating the sixth adjusting screw, the second clamping plate moves left/right, respectively. The left and right positions of the first clamping plate and the second clamping plate are respectively adjusted through a fifth adjusting screw and a sixth adjusting screw to adapt to the stress on the left and right sides of the knee joint hole of the user.
As a preferred scheme, a first fixing frame and a second fixing frame are respectively arranged on the left side and the right side of the adjusting mechanism, and the first clamping plate and the second clamping plate are respectively movably connected to the first fixing frame and the second fixing frame, so that a user can adjust the positions of the first clamping plate and the second clamping plate.
As a preferred scheme, first mount, second mount are the portal frame structure, and, the outside of first clamp plate, second clamp plate is connected with the fly leaf respectively, and the fly leaf that is located the first clamp plate, the second clamp plate outside is installed respectively in first mount, second mount, and the fly leaf that is located the first clamp plate, the second clamp plate outside is connected respectively in seventh adjusting screw, eighth adjusting screw for:
the movable plates positioned on the outer sides of the first clamping plate and the second clamping plate respectively drive the first clamping plate and the second clamping plate to perform lifting/lowering movement by rotating the seventh adjusting screw and the eighth adjusting screw respectively, so that the upper and lower positions of the first clamping plate and the second clamping plate are adjusted to adapt to the position of the knee joint of a user.
As a preferred scheme, the first adjusting screw rod extends along the left-right direction, the first adjusting screw rod is connected to the first driving screw rod through the first reversing module, the first driving screw rod extends along the front-back direction, and the lower end of the first push block is sleeved on the first driving screw rod through an internal thread hole of the first sliding block; when the first adjusting screw rod rotates, the first driving screw rod rotates, and the first sliding block moves forwards/backwards along the first driving screw rod;
the second adjusting screw rod extends along the left-right direction, the second adjusting screw rod is connected to a second driving screw rod through a second reversing module, the second driving screw rod extends along the front-back direction, and the lower end of the second push block is sleeved on the second driving screw rod through an internal thread hole of a second sliding block; when the second adjusting screw rod rotates, the second driving screw rod rotates, and the second sliding block moves forwards/backwards along the second driving screw rod.
As a preferable scheme, a first slide rail is arranged on the base station, the first slide rail is provided with a slide groove extending along the front-back direction, the left end and/or the right end of the first slide block is limited in the slide groove, the first slide block can move back and forth along the first slide rail, and,
the base station is provided with a second slide rail, the second slide rail is provided with a slide groove extending along the front-back direction, the left end and/or the right end of the second slide block are limited in the slide groove, and the second slide block can move back and forth along the second slide rail, so that the first slide block and the second slide block are guaranteed to move along the slide groove in a limiting manner respectively.
The invention has obvious advantages and beneficial effects compared with the prior art, concretely, the technical proposal is that the knee joint stress position shooting device is mainly provided with a first clamping mechanism, a second clamping mechanism and an adjusting mechanism respectively connected with the first clamping mechanism and the second clamping mechanism, wherein, the inner ends of the first clamping mechanism and the second clamping mechanism are respectively pivoted with a first push block and a second push block of the adjusting mechanism, the outer ends of the first clamping mechanism and the second clamping mechanism are respectively pivoted with a base station, the first push block is connected with a first adjusting screw rod, the second push block is connected with a second adjusting screw rod, the first adjusting screw rod and the second adjusting screw rod are respectively rotated to move the first push block and the second push block back and forth, so that the inner ends of the first clamping mechanism and the second clamping mechanism respectively rotate towards the outer ends, further respectively realizing the adjustment of the front and rear angles of the stress test position so as to adapt to different angles of the front and rear positions of the knee joint;
moreover, the upper ends of the first clamping mechanism and the second clamping mechanism are respectively provided with a first limit splint and a second limit splint which can be adjusted in a lifting/descending way, the left and right opposite sides of the lower end of the first clamping mechanism are respectively provided with a first movable splint which can move towards the opposite side to be close to or move away from the back, the left and right opposite sides of the lower end of the second clamping mechanism are respectively provided with a second movable splint which can move towards the opposite side to be close to or move away from the back, the left and right sides of the adjusting mechanism are respectively provided with a first clamping plate and a second clamping plate which can be adjusted in a left/right moving way, a stress testing position is formed between the first clamping plate and the second clamping plate, thus, the first movable splint and the second movable splint can be suitable for different widths of shanks and thighs, and simultaneously the height can be adjusted by the first limit splint and the second limit splint to play a good clamping role, the first clamping plate and the second clamping plate can be adjusted to adapt to the knee joint holes of users according to requirements, so that the knee joint holes can adapt to different users.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a first perspective view of an embodiment of the present invention;
FIG. 2 is a second perspective view of the embodiment of the present invention;
FIG. 3 is a perspective view of the first and second clamping mechanisms of the embodiment of the present invention;
FIG. 4 is a perspective view of an adjustment mechanism of an embodiment of the present invention;
the attached drawings indicate the following:
10. first fixture 11, first fixed axle
12. Second fixed shaft 13 and third adjusting screw
14. First movable clamping plate 15 and first connecting plate
16. First limiting clamp plate 17 and first screw rod
20. Second clamping mechanism 21 and third fixing shaft
22. Fourth fixed shaft 23 and fourth adjusting screw
24. Second movable clamping plate 25 and second connecting plate
26. Second limit splint 27 and second screw rod
30. Adjusting mechanism 31 and first push block
311. First adjusting screw 312 and first reversing module
313. First driving screw 314 and first sliding block
315. First slide rail 32 and second push block
321. Second adjusting screw 322 and second reversing module
323. Second driving screw 324 and second sliding block
325. Second slide rail 33, first clamping plate
331. Fifth adjusting screw 34, second clamping plate
341. Sixth adjusting screw 35 and first fixing frame
36. Second fixed frame 37 and movable plate
371. Seventh adjusting screw 372 and eighth adjusting screw
40. Base 41 and first fixing block
42. A second fixed block A and a stress test position.
Detailed Description
Referring to fig. 1 to 4, specific structures of the embodiments of the present invention are shown. In the description of the present invention, it should be noted that, for the orientation words, such as the terms "upper", "lower", "front", "rear", "left", "right", etc., indicating the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and operation, and should not be construed as limiting the specific scope of the present invention.
A knee joint stress position shooting device comprises a first clamping mechanism 10, a second clamping mechanism 20 and an adjusting mechanism 30 connected with the first clamping mechanism 10 and the second clamping mechanism 20 respectively. Fig. 1 and 2 show a first perspective view and a second perspective view of a knee joint stress position radiography device, respectively. The first clamping mechanism 10, the second clamping mechanism 20 and the adjusting mechanism 30 are arranged on the base 40, and the first clamping mechanism 10 and the second clamping mechanism 20 are respectively arranged at the front end and the rear end of the adjusting mechanism 30. The first clamping mechanism 10 corresponds to a calf position and the second clamping mechanism 20 corresponds to a thigh position. The knee joint stress position shooting device respectively adjusts the angles of the first clamping mechanism 10 and the second clamping mechanism 20 through the adjusting mechanism 30 so as to adjust different angles of the front and rear positions of the knee joint stress position.
Referring to fig. 2, the lower end of the adjusting mechanism 30 is respectively provided with a first pushing block 31 and a second pushing block 32 in a front-back manner, wherein the outer end of the first clamping mechanism 10 is pivoted to the base 40, the inner end of the first clamping mechanism 10 is pivoted to the first pushing block 31, the outer end of the second clamping mechanism 20 is pivoted to the base 40, and the inner end of the second clamping mechanism 20 is pivoted to the second pushing block 32. Specifically, in the present embodiment, a first fixing shaft 11 is disposed below the front end of the first clamping mechanism 10, the first fixing shaft 11 is pivotally connected to the front end of the base 40, a second fixing shaft 12 is disposed at the lower end of the rear end of the first clamping mechanism 10, and the second fixing shaft 12 is pivotally connected to the first pushing block 31. In addition, a third fixed shaft 21 is arranged below the front end of the second clamping mechanism 20, the third fixed shaft 21 is pivoted to the second pushing block 32, a fourth fixed shaft 22 is arranged at the lower end of the rear end of the second clamping mechanism 20, and two ends of the fourth fixed shaft 22 are respectively pivoted to the rear end of the base table 40. The first pushing block 31 is connected to the first adjusting screw 311, and the second pushing block 32 is connected to the second adjusting screw 321, so that: the first adjusting screw 311 is rotated, the first adjusting screw 311 drives the first pushing block 31 to move forward/backward, and meanwhile, the first pushing block 31 drives the inner end of the first clamping mechanism 10 to rotate around the outer end of the first clamping mechanism 10 (which also means to rotate around the first fixed shaft 11), so as to adjust the angle of the first clamping mechanism 10 relative to the base 40; and, rotating the second adjusting screw 321, the second adjusting screw 321 drives the second pushing block 32 to move forward/backward, and meanwhile, the second pushing block 32 drives the inner end of the second clamping mechanism 20 to rotate around the outer end of the second clamping mechanism 20 (also referred to as rotating around the straight line where the fourth fixed shaft 22 is located), so as to adjust the angle of the second clamping mechanism 20 relative to the base 40. It should be noted that the first adjusting screw 311 and the second adjusting screw 321 are both extended along the left-right direction, and the first pushing block 31 and the second pushing block 32 are both moved along the front/back direction, and the first reversing module 312 and the second reversing module 322 obtain the backward rotation power, specifically:
the first adjusting screw 311 is connected to the first driving screw 313 through the first reversing module 312, the first driving screw 313 extends in the front-back direction, and the lower end of the first push block 31 is sleeved to the first driving screw 313 through the internal threaded hole of the first sliding block 314, so that when the first adjusting screw 311 rotates, the first driving screw 313 rotates, the first sliding block 314 moves forward/backward along the first driving screw 313, preferably, a first sliding rail 315 is arranged on the base 40, the first sliding rail 315 has a sliding slot extending in the front-back direction, the left end and/or the right end of the first sliding block 314 is limited in the sliding slot, and the first sliding block 314 can move forward and backward along the first sliding rail 315.
Similarly, the second adjusting screw 321 is connected to the second driving screw 323 through the second reversing module 322, the second driving screw 323 extends in the front-back direction, and the lower end of the second push block 32 is sleeved to the second driving screw 323 through the internal threaded hole of the second slider 324, so that when the second adjusting screw 321 rotates, the second driving screw 323 rotates, and the second slider 324 moves forward/backward along the second driving screw 323, preferably, a second slide rail 325 is provided on the base 40, the second slide rail 325 has a slide groove extending in the front-back direction, the left end and/or the right end of the second slider 324 is limited in the slide groove, and the second slider 324 can move forward and backward along the second slide rail 325.
Fig. 3 shows a perspective view of the first and second clamping mechanisms 10 and 20. The first clamping mechanism 10 and the second clamping mechanism 20 are respectively disposed at the front end and the rear end of the base 40. Referring to fig. 4, in the present embodiment, first fixing blocks 41 are respectively disposed on left and right sides of a front end of the base 40, and second fixing blocks 42 are respectively disposed on left and right sides of a rear end of the base 40. A first fixing shaft 11 is arranged below the front end of the first clamping mechanism 10, two ends of the first fixing shaft 11 are respectively pivoted to the first fixing blocks 41 on the left side and the right side of the front end of the base table 40, a second fixing shaft 12 is arranged at the lower end of the rear end of the first clamping mechanism 10, and the second fixing shaft 12 is pivoted to the first push block 31. The first push block 31 is connected to the first adjusting screw 311. In the first clamping mechanism 10, the first fixing blocks 41 on the left and right sides of the front end of the base 40 respectively limit the first fixing shaft 11, so as to limit the front end of the first clamping mechanism 10, meanwhile, the second fixing shaft 12 is pivoted to the first push block 31, the front and rear positions of the first push block 31 can be adjusted by rotating the first adjusting screw 311, and then the up/down position of the rear end of the first clamping mechanism 10 is adjusted, so that the rear end of the first clamping mechanism 10 can rotate around the first fixing shaft 11, and the angle adjustment of the front end of the knee joint stress position shooting device is performed.
As described with reference to fig. 3, the upper end of the first clamping mechanism 10 is provided with a first limit splint 16, wherein the first limit splint 16 is connected to the first screw rod 17, so that: the first screw rod 17 is rotated to drive the first limit splint 16 to move up/down so as to adjust the height of the first limit splint 16. And, the left and right two opposite sides of the lower end of the first clamping mechanism 10 are respectively provided with a first movable clamping plate 14, and the first clamping mechanism 10 is further provided with a third adjusting screw 13, and the first movable clamping plates 14 at the left and right two opposite sides are respectively connected to the third adjusting screw 13, so that: by rotating the third adjusting screw 13, the first movable clamping plates 14 on the left and right opposite sides move to the opposite sides respectively. When actual design preparation, can design into the external screw thread of the different screw direction of left and right two sections with third adjusting screw 13, the internal thread hole of the first movable splint 14 of left and right two offsides simultaneously matches with the external screw thread of corresponding left and right two sections, so, when rotating third adjusting screw 13, the direction that left and right two offsides first movable splint 14 of left and right two offsides moved along the left/right is opposite, and synchronous, promptly: move toward or away from each other.
In this embodiment, the third adjusting screw 13 is located between the first fixing shaft 11 and the second fixing shaft 12, and the lower ends of the first movable clamping plates 14 at the left and right opposite sides are respectively provided with a first connecting plate 15, the lower ends of the first connecting plates 15 respectively penetrate through the first fixing shaft 11, the third adjusting screw 13 and the second fixing shaft 12, so that by rotating the third adjusting screw 13, the first connecting plates 15 respectively drive the first movable clamping plates 14 to move towards the opposite sides, and further the width between the first movable clamping plates 14 at the left and right opposite sides is adjusted.
In addition, referring to fig. 2, a third fixed shaft 21 is disposed below the front end of the second clamping mechanism 20, the third fixed shaft 21 is pivotally connected to the second pushing block 32, a fourth fixed shaft 22 is disposed at the lower end of the rear end of the second clamping mechanism 20, and two ends of the fourth fixed shaft 22 are respectively pivotally connected to the second fixed blocks 42 at the left and right sides of the rear end of the base 40. The second push block 32 is connected to the second adjusting screw 321. In the second clamping mechanism 20, the second fixing blocks 42 on the left and right sides of the rear end of the base 40 respectively limit the position of the fourth fixing shaft 22, so as to limit the rear end of the second clamping mechanism 20, meanwhile, the third fixing shaft 21 is pivoted to the second push block 32, the front and rear positions of the second push block 32 can be adjusted by rotating the second adjusting screw 321, the up/down position of the front end of the second clamping mechanism 20 can be adjusted, it is ensured that the front end of the second clamping mechanism 20 can rotate around the fourth fixing shaft 22, and the angle adjustment of the rear end of the knee joint stress position shooting device can be performed.
As described with reference to fig. 3, the upper end of the second clamping mechanism 20 is provided with a second limit splint 26, wherein the second limit splint 26 is connected to a second lead screw 27, so that: the second limit splint 26 is driven to perform an ascending/descending motion by rotating the second lead screw 27 to adjust the height of the second limit splint 26. And, the two opposite sides of the left and right sides of the lower end of the second clamping mechanism 20 are respectively provided with a second movable clamping plate 24, and the second clamping mechanism 20 is further provided with a fourth adjusting screw 23, and the two opposite sides of the second movable clamping plate 24 are respectively connected to the fourth adjusting screw 23, so that: by rotating the fourth adjusting screw 23, the second movable clamping plates 24 on the left and right opposite sides move to the opposite sides respectively. In this embodiment, the fourth adjusting screw 23 is located between the third fixing shaft 21 and the fourth fixing shaft 22, and the lower ends of the second movable clamping plates 24 on the left and right opposite sides are respectively provided with a second connecting plate 25, and the lower ends of the second connecting plates 25 respectively penetrate through the third fixing shaft 21, the fourth adjusting screw 23 and the fourth fixing shaft 22, so that by rotating the fourth adjusting screw 23, the second connecting plates 25 respectively drive the second movable clamping plates 24 to move towards the opposite sides, and further adjust the width between the second movable clamping plates 24 on the left and right opposite sides.
Fig. 4 shows a perspective view of the adjustment mechanism 30. The left side and the right side of the adjusting mechanism 30 are respectively provided with a first clamping plate 33 and a second clamping plate 34, and a stress testing position A is formed between the first clamping plate 33 and the second clamping plate 34. In the adjustment mechanism 30, the first clamp plate 33 and the second clamp plate 34 perform position adjustment on the left and right sides, respectively, so as to perform position adjustment on the left and right sides of the knee joint hole, respectively. A fifth adjusting screw 331 is connected to an outer side of the first clamping plate 33 such that: by rotating the fifth adjusting screw 331, the first clamping plate 33 is moved left/right. And, a sixth adjusting screw 341 is connected to an outer side of the second clamping plate 34 so that: by rotating the sixth adjusting screw 341, the second clamping plate 34 is moved left/right, respectively.
The left side and the right side of the adjusting mechanism 30 are respectively provided with a first fixing frame 35 and a second fixing frame 36, and the first clamping plate 33 and the second clamping plate 34 are respectively movably connected to the first fixing frame 35 and the second fixing frame 36. In this embodiment, the first fixing frame 35 and the second fixing frame 36 are portal frame structures, and the lower ends of the first fixing frame 35 and the second fixing frame 36 are respectively fixed at the left side and the right side of the middle portion of the base 40. And the outer sides of the first clamping plate 33 and the second clamping plate 34 are respectively connected with a movable plate 37, the movable plates 37 located at the outer sides of the first clamping plate 33 and the second clamping plate 34 are respectively installed in the first fixing frame 35 and the second fixing frame 36, and the movable plates 37 located at the outer sides of the first clamping plate 33 and the second clamping plate 34 are respectively connected to the seventh adjusting screw 371 and the eighth adjusting screw 372, so that: by respectively rotating the seventh adjusting screw 371 and the eighth adjusting screw 372, the movable plate 37 located outside the first clamping plate 33 and the second clamping plate 34 respectively performs lifting/lowering movement in the first fixed frame 35 and the second fixed frame 36, and the movable plate 37 located outside the first clamping plate 33 and the second clamping plate 34 respectively drives the first clamping plate 33 and the second clamping plate 34 to perform lifting/lowering movement, so as to adjust the heights of the first clamping plate 33 and the second clamping plate 34 to adapt to the height of the knee.
The design of the invention is characterized in that the knee joint stress position shooting device is mainly provided with a first clamping mechanism, a second clamping mechanism and an adjusting mechanism respectively connected with the first clamping mechanism and the second clamping mechanism, wherein the inner ends of the first clamping mechanism and the second clamping mechanism are respectively pivoted with the first push block and the second push block of the adjusting mechanism, and the outer ends of the first clamping mechanism and the second clamping mechanism are respectively pivoted on the base station, and the first push block is connected with the first adjusting screw rod, the second push block is connected with the second adjusting screw rod, the first push block and the second push block move back and forth by respectively rotating the first adjusting screw rod and the second adjusting screw rod, the inner side ends of the first clamping mechanism and the second clamping mechanism respectively rotate towards the outer side end, so that the front and rear angles of the stress testing position are respectively adjusted to adapt to different angles of the front and rear positions of the knee joint;
moreover, the upper ends of the first clamping mechanism and the second clamping mechanism are respectively provided with a first limit splint and a second limit splint which can be adjusted in a lifting/descending way, the left and right opposite sides of the lower end of the first clamping mechanism are respectively provided with a first movable splint which can move towards the opposite side to be close to or move away from the back, the left and right opposite sides of the lower end of the second clamping mechanism are respectively provided with a second movable splint which can move towards the opposite side to be close to or move away from the back, the left and right sides of the adjusting mechanism are respectively provided with a first clamping plate and a second clamping plate which can be adjusted in a left/right moving way, a stress testing position is formed between the first clamping plate and the second clamping plate, thus, the first movable splint and the second movable splint can be suitable for different widths of shanks and thighs, and simultaneously the height can be adjusted by the first limit splint and the second limit splint to play a good clamping role, the first clamping plate and the second clamping plate can be adjusted to adapt to the knee joint holes of users according to requirements, so that the novel knee joint support can adapt to different users.
Claims (9)
1. The utility model provides a knee joint stress position device of clapping, includes first fixture, second fixture and connects respectively in the guiding mechanism of first fixture, second fixture to, first fixture, second fixture, guiding mechanism set up on the base station, its characterized in that:
first fixture, second fixture set up both ends around guiding mechanism respectively, guiding mechanism's lower extreme is provided with first ejector pad, second ejector pad around respectively, first fixture's outside end pin joint is on the base station, first fixture's medial extremity pin joint in first ejector pad, and, second fixture's outside end pin joint is on the base station, second fixture's medial extremity pin joint in second ejector pad, wherein, first ejector pad is connected in first adjusting screw, the second ejector pad is connected in second adjusting screw for: the first adjusting screw rod is rotated to drive the first push block to move forwards/backwards, and meanwhile, the first push block drives the inner side end of the first clamping mechanism to rotate around the outer side end of the first clamping mechanism; the second adjusting screw rod is rotated to drive the second push block to move forwards/backwards, and meanwhile, the second push block drives the inner side end of the second clamping mechanism to rotate around the outer side end of the second clamping mechanism;
and, first fixture's upper end is provided with the first spacing splint that can rise/fall the regulation, second fixture's upper end is provided with the second spacing splint that can rise/fall the regulation, two contrasides are equipped with respectively about the first fixture lower extreme and can be close to or move away from the first movable splint that keep away from to the contralateral movement, two contrasides are equipped with respectively about the second fixture lower extreme and can be close to or move away from the second movable splint that keep away from to the contralateral movement, adjustment mechanism's the left and right sides still is equipped with first pinch-off blades, the second pinch-off blades that all feasible left/right movement was adjusted respectively, be formed with the stress test position between first pinch-off blade, the second pinch-off blades.
2. The knee joint stress position shooting device of claim 1, characterized in that: first spacing splint are connected with first lead screw for: the first limit clamp plate is driven to carry out lifting/descending movement by rotating the first screw rod, and,
the second limiting clamp plate is connected with a second screw rod, so that: the second limiting clamping plate is driven to move up and down by rotating the second screw rod.
3. The knee joint stress position shooting device according to claim 1 or 2, characterized in that: still be provided with third adjusting screw on the first fixture, the first movable splint of two offsides on a left side, right side are connected respectively on third adjusting screw for: by rotating the third adjusting screw rod, the first movable clamping plates on the left and right opposite sides move towards the opposite sides or move away from the opposite sides respectively.
4. The knee joint stress position shooting device of claim 3, characterized in that: second fixture is still including fourth adjusting screw, and the movable splint of second of left and right two offsides are connected respectively on fourth adjusting screw for: by rotating the fourth adjusting screw rod, the second movable clamping plates on the left and right opposite sides move towards the opposite sides or move away from the opposite sides respectively.
5. The knee joint stress position shooting device of claim 1, characterized in that: the outside of first clamp plate is connected with fifth adjusting screw for: the first clamping plate is moved left/right by rotating the fifth adjusting screw, and,
the outside of second clamp plate is connected with sixth adjusting screw for: by rotating the sixth adjusting screw, the second clamping plate moves left/right, respectively.
6. The knee joint stress position shooting device of claim 5, characterized in that: the left side and the right side of the adjusting mechanism are respectively provided with a first fixing frame and a second fixing frame, and the first clamping plate and the second clamping plate are respectively movably connected to the first fixing frame and the second fixing frame.
7. The knee joint stress position shooting device of claim 6, characterized in that: first mount, second mount are the portal frame structure, and, the outside of first clamp plate, second clamp plate is connected with the fly leaf respectively, and the fly leaf that is located the first clamp plate, the second clamp plate outside is installed respectively in first mount, second mount, and the fly leaf that is located the first clamp plate, the second clamp plate outside is connected respectively in seventh adjusting screw, eighth adjusting screw for:
the movable plates positioned on the outer sides of the first clamping plate and the second clamping plate respectively drive the first clamping plate and the second clamping plate to perform lifting/lowering movement.
8. The knee joint stress position shooting device of claim 1, characterized in that: the first adjusting screw rod extends along the left-right direction, the first adjusting screw rod is connected to a first driving screw rod through a first reversing module, the first driving screw rod extends along the front-back direction, and the lower end of the first push block is sleeved on the first driving screw rod through an internal threaded hole of a first sliding block; when the first adjusting screw rod rotates, the first driving screw rod rotates, and the first sliding block moves forwards/backwards along the first driving screw rod;
the second adjusting screw rod extends along the left-right direction, the second adjusting screw rod is connected to a second driving screw rod through a second reversing module, the second driving screw rod extends along the front-back direction, and the lower end of the second push block is sleeved on the second driving screw rod through an internal thread hole of a second sliding block; when the second adjusting screw rod rotates, the second driving screw rod rotates, and the second sliding block moves forwards/backwards along the second driving screw rod.
9. The knee joint stress position shooting device of claim 8, characterized in that: the base station is provided with a first slide rail which is provided with a slide groove extending along the front-back direction, the left end and/or the right end of the first slide block is limited in the slide groove, the first slide block can move back and forth along the first slide rail, and,
the base station is provided with a second sliding rail, the second sliding rail is provided with a sliding groove extending in the front-back direction, the left end and/or the right end of the second sliding block is limited in the sliding groove, and the second sliding block can move back and forth along the second sliding rail.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210364116.8A CN114711807A (en) | 2022-04-08 | 2022-04-08 | Knee joint stress position shooting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210364116.8A CN114711807A (en) | 2022-04-08 | 2022-04-08 | Knee joint stress position shooting device |
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| CN202210364116.8A Pending CN114711807A (en) | 2022-04-08 | 2022-04-08 | Knee joint stress position shooting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116115248A (en) * | 2022-12-12 | 2023-05-16 | 苏州大学附属第二医院 | Auxiliary fixing exoskeleton for wearable imaging evaluation |
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- 2022-04-08 CN CN202210364116.8A patent/CN114711807A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116115248A (en) * | 2022-12-12 | 2023-05-16 | 苏州大学附属第二医院 | Auxiliary fixing exoskeleton for wearable imaging evaluation |
| CN116115248B (en) * | 2022-12-12 | 2024-01-26 | 苏州大学附属第二医院 | Auxiliary fixing exoskeleton for wearable imaging evaluation |
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