CN111904423A - Lumbar vertebra dynamic flexion and extension detection frame and equipment - Google Patents
Lumbar vertebra dynamic flexion and extension detection frame and equipment Download PDFInfo
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- CN111904423A CN111904423A CN202010926849.7A CN202010926849A CN111904423A CN 111904423 A CN111904423 A CN 111904423A CN 202010926849 A CN202010926849 A CN 202010926849A CN 111904423 A CN111904423 A CN 111904423A
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- 230000036285 pathological change Effects 0.000 abstract description 11
- 231100000915 pathological change Toxicity 0.000 abstract description 11
- 238000003745 diagnosis Methods 0.000 abstract 1
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- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
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Abstract
The application discloses lumbar vertebrae developments are bent and are stretched test rack and equipment, lumbar vertebrae developments are bent and are stretched test rack includes the base, hold and lean on the piece, moving part and stop gear, hold and lean on the piece to use first predetermined direction to rotate as the center pin and install on the base, moving part one end is along rotating to install in holding and lean on a tip, the other end and stop gear and drive the moving part tip through stop gear and move in order to adjust the moving part, hold and lean on the contained angle between piece and the base three as the center pin with the parallel direction of first predetermined direction. Through set up rotatable holding on piece and moving part on the base, make the patient lumbar vertebrae bear in holding on piece and moving part, through adjusting the piece of holding on, the connecting angle between moving part and the base three adjusts the interval of holding between each position of patient lumbar vertebrae and the base on lumbar vertebrae dynamic test frame, thereby adjust the angle of flexion and extension of patient lumbar vertebrae in the sagittal plane, be convenient for observe the pathological change condition under a plurality of angles of flexion and extension of patient lumbar vertebrae, make the detection more comprehensive, avoid missing the diagnosis misdiagnosis.
Description
Technical Field
The application relates to the technical field of medical equipment, in particular to a lumbar vertebra dynamic flexion and extension detection frame and equipment.
Background
When the lumbar of a patient extends and bends in the sagittal plane, soft tissues such as lumbar intervertebral discs, fibrous rings, ligamentum flavum and the like become thinner or thicker along with stretching or elastic retraction. Causing the volume change of the vertebral canal, the volume change of the lateral crypt nerve root canal, the size change of the protrusion of the intervertebral disc, the change of the compression degree of the dural sac, the lengthening and thinning of the yellow and tough or the shortening and thickening of the lumbar, for example, the lumbar of a patient is bent and stretched in different angles in the nuclear magnetic resonance or CT detection process of the lumbar, the pathological changes which can not be found in the neutral position of the patient can be found, and the change degree of the pathological changes can also be found. Therefore, the dynamic extension and flexion activity of the lumbar of the patient can be detected more comprehensively and deeply to detect the pathological change condition of the lumbar of the patient.
Disclosure of Invention
The application provides a lumbar vertebrae developments are bent and are stretched testing stand and equipment, supplementary patient's lumbar vertebrae dynamic detection to detect out the pathological change condition of patient's lumbar vertebrae more comprehensively.
First aspect, this application embodiment provides a lumbar vertebrae developments are bent and are stretched testing stand for to patient's lumbar vertebrae dynamic detection, lumbar vertebrae dynamic detection frame include the base, hold and lean on piece, moving part and stop gear. The bearing piece is rotatably arranged on the base by taking the first preset direction as a central axis. One end of the movable part is rotatably arranged at the end part of the bearing part along the direction parallel to the first preset direction as a central axis. The limiting mechanism is arranged on the base and is used for driving the other end of the moving part to move along the direction far away from the connecting end of the bearing part and the base so as to adjust the included angle between the moving part, the bearing part and the base, so that the lumbar of a patient borne on the bearing part and the moving part can move in a flexion-extension mode along with the bearing part and the moving part.
In some embodiments, the support member and the movable member are used for driving the lumbar vertebrae of the patient to perform anterior flexion and posterior flexion in the sagittal plane; the lumbar vertebrae of the patient carried by the support member and the movable member include a region between the sacrum and the twelfth thoracic vertebrae of the patient.
In some embodiments, the moveable member is plate-shaped.
In some embodiments, the movable member includes a first movable portion and a second movable portion, the first movable portion is rotatably connected to the support member, one end of the second movable portion is rotatably connected to the first movable portion, and the other end of the second movable portion is movably connected to the limiting mechanism to drive the lumbar vertebrae of the patient supported on the movable member to perform flexion and extension movements in the sagittal plane.
In some embodiments, the movable member further includes a support portion for supporting the first movable portion and the second movable portion, one end of the support portion is rotatably mounted on the base, and the other end of the support portion is rotatably connected to at least one of the first movable portion and the second movable portion.
In some embodiments, the base is a plane away from the mounting surface of the mounting support member and the movable member, and the first predetermined direction is arranged along a direction parallel to the mounting surface.
In some embodiments, the limiting mechanism includes a plurality of limiting grooves parallel to the first predetermined direction and arranged on the base side by side, and a plurality of limiting columns installed in the limiting grooves, wherein the heights of the plurality of limiting grooves relative to the installation surface gradually increase along a direction away from the connecting end of the bearing member and the base, and the limiting columns are connected with the movable member.
In some embodiments, a handle is provided on the moveable member.
In some embodiments, the limiting mechanism drives the moving direction of the moving part to be parallel to the mounting surface or form an included angle with the mounting surface; the limiting mechanism comprises a linear screw rod driving mechanism with a driving end arranged along a first preset direction perpendicular to the first preset direction and two groups of guide rail sliding block structures which are oppositely arranged on two sides of the linear screw rod driving mechanism, sliding blocks of the two groups of guide rail sliding block structures are connected with two opposite sides of the moving part, and the end part of the moving part is arranged at the driving end of the linear screw rod driving mechanism.
In a second aspect, the embodiment of the present application provides an apparatus having a lumbar vertebra dynamic flexion and extension detection frame, which includes the lumbar vertebra dynamic detection frame as described above and a detection platform for supporting the body of a patient, wherein the lumbar vertebra dynamic flexion and extension detection frame is placed on the detection platform.
The application provides a lumbar vertebrae dynamic verification frame and equipment, it leans on piece and moving part to set up rotatable holding on the base, make patient's lumbar vertebrae bear in holding on piece and moving part, bear by the piece through the regulation, the connecting angle between moving part and the base three adjusts the interval between the patient's each position of lumbar vertebrae and the base that bears on the lumbar vertebrae dynamic flexion and extension detection frame, thereby adjust the degree of flexion and extension of patient's lumbar vertebrae in the sagittal plane, be convenient for acquire the different angle patient's lumbar vertebrae pathological change circumstances of flexion and extension, make the detection more comprehensive deep.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of an apparatus having a dynamic lumbar flexion-extension test frame according to an embodiment of the present application;
fig. 2 is a schematic perspective view of a lumbar vertebrae dynamic flexion-extension detecting frame according to an embodiment of the present application;
FIG. 3 is a side view of the lumbar dynamic flexion and extension test stand according to an embodiment of the present application;
FIG. 4 is a side view of the lumbar dynamic flexion and extension test stand according to another embodiment of the present application;
FIG. 5 is a side view of a lumbar dynamic flexion and extension test stand according to yet another embodiment of the present application;
FIG. 6 is a side view of a dynamic lumbar flexion and extension test stand according to yet another embodiment of the present application;
FIG. 7 is a schematic perspective view of another embodiment of the present application illustrating a dynamic lumbar flexion-extension test frame;
FIG. 8 is a side view of a moveable member in the form of a plate according to one embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The inventor finds that when the lumbar of a patient is subjected to flexion and extension activities, the lumbar pathological changes or the pathological degree is more obvious, and the lumbar pathological changes can be detected more comprehensively. Based on above-mentioned discovery, this application provides a can assist patient's lumbar vertebrae developments to bend and stretch the testing stand that detects, and the testing stand can be applied to the equipment that carries out the lumbar vertebrae detection to detect the patient's lumbar vertebrae pathological change condition more comprehensively.
The embodiment of the application provides an equipment with lumbar vertebrae developments are bent and are stretched test rack, include as above the lumbar vertebrae developments are bent and are stretched test rack and the test table that is used for supporting patient's health, the lumbar vertebrae developments are bent and are stretched test rack and place on test table. The equipment with the lumbar vertebra dynamic flexion and extension detection frame can be used for dynamically detecting the lumbar vertebra of a patient, and the lumbar vertebra dynamic detection frame is arranged on the equipment to drive the lumbar vertebra flexion and extension movement of the patient so as to assist the lumbar vertebra flexion and extension detection of the patient and enable the detection result to be more comprehensive and deep. The apparatus with the lumbar vertebra dynamic flexion and extension detection frame may be nuclear magnetic, CT, X-ray and other detection apparatuses, as shown in fig. 1, the following describes the apparatus 100 with the lumbar vertebra dynamic detection frame by taking the nuclear magnetic detection apparatus as an example, the nuclear magnetic detection apparatus includes a nuclear magnetic cabin 120, a detection table 110 disposed at an entrance of the nuclear magnetic cabin 120, and a driving device 130 for driving the detection table 110 to move toward the nuclear magnetic cabin 120, and the driving device 130 may be a screw rod driving mechanism and the like. The lumbar vertebra dynamic detection frame 200 is installed or placed on the detection table 110, when detection is performed, the patient lies prone on the detection table 110, the lumbar vertebra of the patient is borne on the lumbar vertebra dynamic detection frame 200, a worker operates the rear end control system of the nuclear magnetic detection equipment 100 to control the driving device 130 to operate, and the part of the patient to be detected is driven to move to the detection position in the nuclear magnetic cabin 120.
In the detection process, the lumbar vertebra dynamic detection frame 200 can support the lumbar vertebra of the patient, and drive the lumbar vertebra of the patient to perform forward bending or backward bending movement in the sagittal plane to expose the diseased part or increase the diseased degree, so that multi-angle detection is realized, and the lumbar vertebra of the patient can be driven to perform dynamic bending and stretching in the range from 30 degrees backward bending to 45 degrees forward bending in the sagittal plane. In the detection process, the position of the lumbar of the patient borne on the lumbar dynamic detection frame 200 can be selected according to the position to be detected, the sacrum and the thoracic vertebra 12 of the patient can be supported on the lumbar dynamic detection frame 200, the position between the sacrum and the thoracic vertebra 12 of the patient can move by adjusting the connection structure of each part of the lumbar dynamic detection frame 200, and the lumbar dynamic flexion and extension movement can be completed.
As shown in fig. 2, which is a schematic structural view of the lumbar dynamic flexion and extension detecting frame 200 according to an embodiment of the present application, the lumbar dynamic flexion and extension detecting frame 200 includes a base 210, a supporting member 220, a movable member 230, and a limiting mechanism 240. The base 210 is used to be mounted or placed on other components to fix the dynamic lumbar flexion and extension detection frame 200, for example, when the dynamic lumbar flexion and extension detection frame 200 is applied to the nuclear magnetic detection apparatus 100, the base 210 may be placed or mounted on the detection platform 110 of the nuclear magnetic detection apparatus 100 to ensure the installation stability of the dynamic lumbar flexion and extension detection frame 200.
The supporting member 220 is rotatably mounted on the base 210 about a first predetermined direction, which is the direction indicated by the arrow in fig. 2. One end of the movable member 230 is rotatably mounted to the end of the support member 220 along a direction parallel to the first predetermined direction. The limiting mechanism 240 is installed on the base 210, and the limiting mechanism 240 is used to drive the other end of the movable member 230 to move along a direction away from the connecting end of the supporting member 220 and the base 210 so as to adjust an included angle between the movable member 230, the supporting member 220 and the base 210, so that the lumbar vertebrae of the patient supported on the supporting member 220 and the movable member 230 move in flexion and extension along with the supporting member 220 and the movable member 230.
The lumbar vertebrae developments are bent and are stretched and detect frame 200 that the embodiment of the application provides, set up rotatable support piece 220 and moving part 230 on base 210, make the patient's lumbar vertebrae lean on in supporting on piece 220 and moving part 230, through adjusting the support piece 220, the connecting angle between moving part 230 and the base 210 three adjusts the interval between patient's lumbar vertebrae each position and the base 210 that bears on the lumbar vertebrae developments are bent and are stretched and detect frame 200, thereby adjust the degree of bending and stretching of patient's lumbar vertebrae in sagittal plane, be convenient for survey patient's lumbar vertebrae pathological change condition from the multi-angle, make the detection more comprehensive.
The lumbar vertebrae of the patient are borne on the movable member 230 and the supporting member 220, the supporting member 220 and the movable member 230 are installed on the base 210, and when the dynamic lumbar flexion and extension detection frame 200 is used for assisting the lumbar vertebrae detection, the rotational stability of the supporting member 220 and the movable member 230 and the placement stability of the dynamic lumbar flexion and extension detection frame 200 need to be ensured. In some embodiments, the mounting surface 211 of the base 210 facing away from the mounting rest 220 and the moveable member 230 is planar to improve the stability of the base 210. The first predetermined direction is set in a direction parallel to the mounting surface 211, so that the movable member 230 and the support member 220 can smoothly rotate on the base 210 to adjust an angle between the movable member 230, the support member 220 and the base 210.
The limiting mechanism 240 is used to drive the end of the movable member 230 to move in a direction away from the connection end of the supporting member 220 and the base 210. In some embodiments, the limiting mechanism 240 drives the movable member 230 to move in a direction parallel to the mounting surface 211 or in an angle with the mounting surface 211 and perpendicular to the first predetermined direction. As shown in fig. 3, when the limiting mechanism 240 drives the movable element 230 to move in a direction parallel to the mounting surface 211 and perpendicular to the first predetermined direction, the limiting mechanism 240 drives the end of the movable element 230 to move in a plane parallel to the mounting surface 211 of the base 210, and an included angle H1 between the movable element 230 and the plane parallel to the mounting surface 211 is greater than 0 degree and less than or equal to 90 degrees, so as to ensure the support stability of the support member 220 and the movable element 230 to the patient. In some embodiments, the degree of the angle of the patient's lumbar spine in the sagittal plane driven by the movable member 230 can be equal to the degree of the included angle H1, and the degree of the angle of the patient's lumbar spine in the sagittal plane driven by the movable member 230 is less than 45 degrees. As shown in fig. 4 and 5, when the limiting mechanism 240 drives the movable member 230 to move in a direction forming an included angle with the mounting surface 211 and perpendicular to the first predetermined direction, the limiting mechanism 240 drives the end of the movable member 230 to move in a plane forming an included angle with the mounting surface 211, as shown in fig. 5, the movable member 230 can be further rotated after the supporting member 220 and the movable member 230 rotate to be parallel, so as to drive the lumbar vertebrae of the patient supported on the movable member 230 to perform a backward tilting motion in the sagittal plane. As shown in fig. 4 and 5, the included angle H2 is the included angle between the lumbar vertebrae of the backward bending part and the mounting surface 211 in the exercise state, and the movable member 230 drives the lumbar vertebrae of the patient to have a maximum backward bending angle of 30 degrees in the sagittal plane in consideration of the backward bending capability and the detection requirement of the lumbar vertebrae of the human body.
When the lumbar vertebrae of the patient are detected, the limit mechanism 240 can drive the moving member 230 to move so as to adjust the included angle between the moving member 230 and the supporting member 220, so that the lumbar vertebrae of the patient can be detected more comprehensively at a plurality of flexion and extension angles, and the end of the moving member 230 is fixedly connected with the limit mechanism 240 to stabilize the connection state among the moving member 230, the supporting member 220 and the base 210.
In some embodiments, as shown in fig. 2, the limiting mechanism 240 includes a plurality of limiting grooves 241 parallel to the first predetermined direction and disposed on the base 210 side by side, and a limiting post 242 installed in the limiting groove 241, wherein the heights of the plurality of limiting grooves 241 relative to the installation surface 211 gradually increase along a direction away from the connection end of the supporting member 220 and the base 210, and the limiting post 242 is connected to the movable member 230. The two limiting grooves 241 may include two sets of limiting posts 242 arranged side by side and opposite to each other along the first preset direction, the two limiting posts 242 may be mounted on the movable member 230 along a direction parallel to the first preset direction, the two limiting posts 242 are respectively clamped in the two limiting grooves 241 coaxially arranged each time, and the position of the end of the movable member 230 relative to the base 210 can be adjusted by adjusting the positions of the two limiting posts 242 clamped in the two sets of limiting grooves 241. As shown in fig. 4 to 6, the distance between two adjacent limiting grooves 241 can be adjusted in the direction perpendicular to the first preset direction, and the structure of the limiting groove 241 can be adjusted by adjusting the height of the limiting groove 241 relative to the mounting surface 211, so as to adjust the included angle between the movable member 230, the support member 220 and the base 210. The moving part 230 is adjusted by arranging the limiting groove 241 on the base 210, so that the manufactured lumbar vertebra dynamic detection frame 200 is simple in structure and convenient to operate on the basis of meeting the angle adjustment requirement.
In order to further facilitate the staff to move the movable member 230 to clamp the limiting posts 242 in different limiting grooves 241, in some embodiments, as shown in fig. 2, two handles 250 are provided on the movable member 230, the number of the handles 250 is two, and the two handles 250 are provided on two opposite sides of the movable member 230 and are perpendicular to the first predetermined direction to avoid an area of the movable member 230 for supporting the lumbar vertebrae of the patient, so as to install the handles 250 at a proper position to prevent the handles 250 from affecting the patient to rest on the movable member 230.
The limiting mechanism 240 is configured to drive the end of the movable element 230 to move, in some embodiments, as shown in fig. 7, the limiting mechanism 240 includes a linear screw rod driving mechanism 243 having a driving end arranged along a first predetermined direction, the movable element 230 is mounted at the driving end of the linear screw rod driving mechanism 243, and the limiting mechanism 240 drives the movable element 230 to move in a direction parallel to the mounting surface 211 or in an angle with the mounting surface 211. The linear lead screw driving mechanism 243 may be connected to an external control system, for example, when the dynamic lumbar flexion and extension detection frame 200 is installed on the nuclear magnetic detection device 100, the linear lead screw driving mechanism 243 may be connected to the control system of the nuclear magnetic detection device 100, so as to electrically control the linear lead screw driving mechanism 243 to drive the moving member 230 to move, so that a worker does not need to adjust the position of the moving member 230 to approach the patient each time to control the moving member 230 to move continuously or in stages, so as to observe the pathological changes of the lumbar vertebrae of the patient at different flexion and extension angles. The limiting mechanism 240 may further include rail slider structures 245 symmetrically disposed on two sides of the linear lead screw driving mechanism 243 along a direction parallel to the first preset direction, the rails of the two rail slider structures 245 are both mounted on the base, and the sliders of the two rail slider structures 245 are both connected to the driving end of the linear lead screw driving mechanism 243 or are both sides of the linear lead screw driving mechanism 243 opposite to the movable member 230, so as to improve the moving stability of the movable member 230. Of course, in other embodiments, the limiting mechanism 240 may also be another electric linear driving mechanism that can be connected to an external control system to continuously control the movement of the movable member 230, so as to improve the detection efficiency.
The lumbar vertebra dynamic flexion and extension detection frame 200 is used for driving the lumbar of a patient borne on the lumbar vertebra dynamic flexion and extension detection frame to conduct flexion and extension activities, and the leaning mode of the patient borne on the lumbar vertebra dynamic detection frame 200 can be various, so that the lumbar vertebra dynamic flexion and extension detection frame 200 in the embodiment of the application can meet the requirements of various detection positions. In some embodiments, the supporting member 220 is used for supporting the sacrum of the patient, the moving member 230 is used for supporting the lumbar vertebra of the patient, and the moving member 230 moves to drive the supporting member 220 to move to drive the portion between the sacrum and the lumbar vertebra of the patient to perform flexion and extension activities, as shown in fig. 3 to 5 at a, which is the position of the sacrum of the patient. Further, the movable member 230 and the leaning member 220 move to drive the portion between the sacrum and the twelfth thoracic vertebra (including the portion between the first lumbar vertebra and the fifth lumbar vertebra) of the patient to perform flexion and extension movements. The sacrum of the patient is borne at the connecting end where the base 210 and the bearing piece 220 are rotatably connected; or the sacrum of the patient can be carried at the connecting end of the movable member 230 and the support member 220; or the sacrum of the patient can be carried on the support member 220 between the base 210 and the moveable member 230. The twelfth thoracic vertebra of the patient can be carried at the connecting end of the movable member 230 and the supporting member 220; or the twelfth thoracic vertebra of the patient can be carried at the connecting end of the movable piece 230 and the limiting mechanism 240; or the twelfth thoracic vertebra and a portion of the thoracic vertebra of the patient may bear against the base 210.
The number of the lumbar vertebrae of the patient is five, two adjacent lumbar vertebrae can move relatively, and a plurality of supporting positions can be arranged through the structure of the bearing piece 220 and the moving piece 230, so that the part between the sacrum and the twelfth thoracic vertebra of the patient is bent in a multi-section manner. The supporting piece 220 and the moving piece 230 are rotatably connected and arranged at an included angle, so that the connecting end of the supporting piece 220 and the moving piece 230 can provide a support for the patient, and the lumbar of the patient supported on the lumbar dynamic detection frame 200 can be bent into two sections, three sections and other sections by arranging a plurality of supporting positions through the structure of the moving piece 230, so that various detection requirements are met.
In some embodiments, as shown in fig. 8, moveable member 230 is plate-shaped. During detection, the sacrum of the patient can be borne on the connecting end of the base 210 and the supporting piece 220 in a rotating manner, the part between the sacrum of the patient and the twelfth thoracic vertebra can be borne on the connecting end of the movable piece 230 and the supporting piece 220 in a rotating manner, and the twelfth thoracic vertebra of the patient can be borne on the connecting end of the movable piece 230 and the limiting mechanism 240, so that the lumbar of the patient can be bent in two sections. Or the sacrum of the patient is supported on the supporting member 220 between the base 210 and the movable member 230, one part of the sacrum of the patient and the twelfth thoracic vertebra of the patient is supported on the connecting end of the movable member 230 and the supporting member 220, the other part of the sacrum of the patient and the twelfth thoracic vertebra of the patient is supported on the connecting end of the movable member 230 and the limiting mechanism 240, and the twelfth thoracic vertebra of the patient is supported on the base 210, so that the lumbar of the patient is bent in three sections.
In some embodiments, the movable member 230 includes a first movable portion 231 and a second movable portion 232, the first movable portion 231 is rotatably connected to the supporting member 220, and one end of the second movable portion 232 is rotatably connected to the first movable portion 231, and the other end is movably connected to the limiting mechanism 240 to drive the portion of the patient's lumbar vertebra supported on the movable member 230 to bend and extend. During detection, the sacrum of the patient can be supported by the connecting end of the base 210 and the supporting member 220, a part of the sacrum of the patient between the sacrum and the twelfth thoracic vertebra of the patient can be supported by the connecting end of the first movable portion 231 and the supporting member 220, the sacrum of the patient between the sacrum and the twelfth thoracic vertebra of the patient can be supported by the connecting end of the first movable portion 231 and the second movable portion 232, and the twelfth thoracic vertebra of the patient can be supported by the connecting end of the second movable portion 232 and the limiting mechanism 240, so that the bending and extending amplitude of the lumbar vertebra of the patient is larger. Or the sacrum of the patient is supported by the connecting end of the first movable part 231 rotatably connected to the supporting member 220, a part of the sacrum of the patient is supported by the connecting end of the first movable part 231 rotatably connected to the second movable part 232, another part of the sacrum of the patient is supported by the connecting end of the second movable part 232 rotatably connected to the limiting mechanism 240, and the twelfth thoracic vertebra of the patient is supported by the base 210, so that the flexion and extension range of the lumbar vertebrae of the patient is increased. In other embodiments, the part between the sacrum and the twelfth thoracic vertebra of the patient can be supported on the dynamic lumbar vertebra detection frame 200 in other ways, which can be specifically adjusted according to the detection requirements.
In order to prevent the connecting end of the first movable portion 231 and the second movable portion 232 from collapsing toward the base 210 during the movement process, in some embodiments, the movable member 230 further includes a supporting portion 233 for supporting the first movable portion 231 and the second movable portion 232, one end of the supporting portion 233 is rotatably mounted on the base 210, the other end of the supporting portion 233 is rotatably connected to at least one of the first movable portion 231 and the second movable portion 232, and the supporting stability of the first movable portion 231 and the second movable portion 232 on the lumbar vertebrae of the patient is improved by the supporting portion 233 restraining the rotation of the first movable portion 231 and the second movable portion 232. The provision of the support portion 233 also facilitates control of the connection angle between the first movable portion 231 and the second movable portion 232. The supporting portion 233 may include two supporting rods symmetrically disposed, the first movable end portion may symmetrically disposed two mounting flanges 2311, the two mounting flanges 2311 are disposed between the two supporting rods, the end portion of the second movable portion 232 is disposed between the two mounting flanges 2311, the two supporting rods, the two mounting flanges 2311 and the second movable portion 232 are coaxially disposed with mounting holes, the rotating shaft 234 is disposed in the mounting holes in a penetrating manner, the two supporting rods are rotatably connected with the first movable portion 231 and the second movable portion 232 through the rotating shaft 234, the two supporting rods are disposed outside the first movable portion 231, so that the supporting rods may not affect the rotation of the first movable portion 231 and the second movable portion 232. When the movable member 230 is provided with the handle 250, the handle 250 can be disposed at a position where the second movable portion 232 is close to the connecting end of the second movable portion 232 and the limiting mechanism 240.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a lumbar vertebrae developments are bent and are stretched testing stand for the lumbar vertebrae developments of patient are bent and are stretched and detect, its characterized in that includes:
a base;
the bearing piece is rotatably arranged on the base by taking a first preset direction as a central axis;
one end of the movable piece is rotatably arranged at the end part of the bearing piece along a direction parallel to the first preset direction as a central axis; and
and the limiting mechanism is arranged on the base and is used for driving the other end of the moving part to move along the direction far away from the connecting end of the bearing piece and the base so as to adjust the included angle among the moving part, the bearing piece and the base, so that the lumbar of the patient borne on the bearing piece and the moving part can move in flexion and extension along with the bearing piece and the moving part.
2. The dynamic flexion and extension test frame for lumbar vertebrae as claimed in claim 1, wherein the support member and the movable member are used to drive the lumbar vertebrae of the patient to perform forward flexion and backward flexion in the sagittal plane; the lumbar vertebrae of the patient carried by the support member and the movable member include a region between the sacrum and the twelfth thoracic vertebrae of the patient.
3. The dynamic flexion and extension test frame for lumbar vertebrae as claimed in claim 1, wherein said movable member is plate-shaped.
4. The dynamic bending and stretching detection frame for lumbar vertebrae according to claim 1, wherein the movable member comprises a first movable portion and a second movable portion, the first movable portion is rotatably connected to the supporting member, one end of the second movable portion is rotatably connected to the first movable portion, and the other end of the second movable portion is movably connected to the limiting mechanism so as to drive the lumbar vertebrae of the patient supported on the movable member to perform bending and stretching movements in a sagittal plane.
5. The dynamic flexion and extension test frame for lumbar vertebrae as claimed in claim 4, wherein said movable member further comprises a support portion for supporting said first movable portion and said second movable portion, one end of said support portion is rotatably mounted on said base, and the other end of said support portion is rotatably connected to at least one of said first movable portion and said second movable portion.
6. The dynamic flexion and extension test frame for lumbar vertebrae as claimed in claim 1, wherein said base is planar away from a mounting surface on which said support member and said movable member are mounted, and said first predetermined direction is disposed in a direction parallel to said mounting surface.
7. The dynamic bending and stretching detection frame for lumbar vertebrae according to claim 6, wherein the limiting mechanism comprises a plurality of limiting grooves parallel to the first predetermined direction and arranged on the base side by side, and a plurality of limiting columns installed in the limiting grooves, the heights of the plurality of limiting grooves relative to the installation surface gradually increase along a direction away from the connecting end of the bearing member and the base, and the limiting columns are connected with the movable member.
8. The dynamic flexion and extension test frame for lumbar vertebrae as claimed in claim 7, wherein said movable member is provided with a handle.
9. The dynamic nuclear magnetic detection frame for lumbar vertebrae according to claim 6, wherein the limiting mechanism drives the moving direction of the moving member to be parallel to the mounting surface or form an included angle with the mounting surface; the limiting mechanism comprises a linear screw rod driving mechanism with a driving end arranged along a direction perpendicular to the first preset direction and two groups of guide rail sliding block structures which are oppositely arranged on two sides of the linear screw rod driving mechanism, sliding blocks of the two groups of guide rail sliding block structures are connected with two opposite sides of the moving part, and the end part of the moving part is arranged at the driving end of the linear screw rod driving mechanism.
10. An apparatus having a lumbar dynamic flexion and extension test stand, comprising the lumbar dynamic flexion and extension test stand according to any one of claims 1 to 9 and a test table for supporting a patient's body, the lumbar dynamic flexion and extension test stand being placed on the test table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010926849.7A CN111904423A (en) | 2020-09-07 | 2020-09-07 | Lumbar vertebra dynamic flexion and extension detection frame and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010926849.7A CN111904423A (en) | 2020-09-07 | 2020-09-07 | Lumbar vertebra dynamic flexion and extension detection frame and equipment |
Publications (1)
| Publication Number | Publication Date |
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| CN111904423A true CN111904423A (en) | 2020-11-10 |
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|---|---|---|---|
| CN202010926849.7A Pending CN111904423A (en) | 2020-09-07 | 2020-09-07 | Lumbar vertebra dynamic flexion and extension detection frame and equipment |
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| US5724970A (en) * | 1993-04-06 | 1998-03-10 | Fonar Corporation | Multipositional MRI for kinematic studies of movable joints |
| US6684095B1 (en) * | 1991-12-04 | 2004-01-27 | Bonutti 2003 Trust-A | Method of imaging a knee joint in a patient's leg with an imaging unit |
| JP2008194145A (en) * | 2007-02-09 | 2008-08-28 | Hitachi Medical Corp | Posture holding device for medical care |
| US8401615B1 (en) * | 2004-11-12 | 2013-03-19 | Fonar Corporation | Planar coil flexion fixture for magnetic resonance imaging and use thereof |
| KR20140070749A (en) * | 2012-11-26 | 2014-06-11 | 연세대학교 산학협력단 | Table for total body irradiation |
| CN212729786U (en) * | 2020-09-07 | 2021-03-19 | 中国人民解放军空军特色医学中心 | Lumbar vertebra dynamic flexion and extension detection frame and equipment |
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2020
- 2020-09-07 CN CN202010926849.7A patent/CN111904423A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6684095B1 (en) * | 1991-12-04 | 2004-01-27 | Bonutti 2003 Trust-A | Method of imaging a knee joint in a patient's leg with an imaging unit |
| US5724970A (en) * | 1993-04-06 | 1998-03-10 | Fonar Corporation | Multipositional MRI for kinematic studies of movable joints |
| US8401615B1 (en) * | 2004-11-12 | 2013-03-19 | Fonar Corporation | Planar coil flexion fixture for magnetic resonance imaging and use thereof |
| JP2008194145A (en) * | 2007-02-09 | 2008-08-28 | Hitachi Medical Corp | Posture holding device for medical care |
| KR20140070749A (en) * | 2012-11-26 | 2014-06-11 | 연세대학교 산학협력단 | Table for total body irradiation |
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