CN107638190B - CT scanning auxiliary bed - Google Patents

CT scanning auxiliary bed Download PDF

Info

Publication number
CN107638190B
CN107638190B CN201711016679.3A CN201711016679A CN107638190B CN 107638190 B CN107638190 B CN 107638190B CN 201711016679 A CN201711016679 A CN 201711016679A CN 107638190 B CN107638190 B CN 107638190B
Authority
CN
China
Prior art keywords
auxiliary bed
patient
main body
foot plate
scanning
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
Application number
CN201711016679.3A
Other languages
Chinese (zh)
Other versions
CN107638190A (en
Inventor
马信龙
傅菲
马剑雄
王颖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN HOSPITAL
Original Assignee
TIANJIN HOSPITAL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN HOSPITAL filed Critical TIANJIN HOSPITAL
Priority to CN201711016679.3A priority Critical patent/CN107638190B/en
Publication of CN107638190A publication Critical patent/CN107638190A/en
Application granted granted Critical
Publication of CN107638190B publication Critical patent/CN107638190B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Apparatus For Radiation Diagnosis (AREA)

Abstract

The invention belongs to the field of medical auxiliary appliances, and particularly relates to a CT scanning auxiliary bed, wherein an auxiliary bed main body is connected with a standing load simulation device through a length adjusting mechanism, and a hand gripping device is connected with the auxiliary bed main body through an elastic assembly; the auxiliary bed comprises a base plate and a foot plate, wherein the foot plate is arranged on the base plate, a laser lamp is arranged at the top of the foot plate, a binding belt is arranged at the middle upper part of the foot plate, a rotating button is arranged at the middle lower part of the foot plate and connected with a rotating assembly arranged on the back surface of the foot plate, a contact plate is erected on an auxiliary bed main body, the auxiliary bed main body comprises a frame and a rolling shaft, and the rolling shaft is connected with the frame through a rotating shaft; the connecting rod is connected with the hand grabbing rods on the left side and the right side, and a dynamometer is arranged on the connecting rod of the hand grabbing device. The invention has the beneficial effects that: overall design is reasonable, is convenient for carry patient in the inspection, can simulate the atress condition of patient's lower limbs when standing heavy burden position, adjusts the different height of adaptation through length adjustment mechanism, monitors the atress condition through the dynamometer.

Description

CT scanning auxiliary bed
Technical Field
The invention belongs to the field of medical auxiliary appliances, and particularly relates to a CT scanning auxiliary bed.
Background
The limb full-length imaging technology has important values in the aspects of measuring the force line, the length, the angle and the extension of the lower limb bone, measuring the scoliosis, bone grafting after bone tumor osteotomy and the like in clinical orthopedics. The conventional method for acquiring the total length of the lower limbs has various methods, a DR (digital radiography) splicing technology (DR method) is mainly adopted to acquire images of the total length of the two lower limbs, the image uniformity, the continuity and the uniformity have certain defects and are lower than those of CT (computed tomography), the imaging is a three-time synthetic image, people are subjective factors, the images have certain degree of distortion, multiple image acquisition is carried out from the inspection time and the post-processing time, the irradiation time is longer, and if the images acquired by the DR method are acquired under the condition of no load, the stress condition of the lower limbs when a patient stands in a load bearing position cannot be simulated, certain errors such as the knee varus and valgus angle, the knee joint gap and the like are measured, and the method is not favorable for truly reflecting.
There is a need for a CT scanning auxiliary bed that can simulate the stress of the lower limbs of a patient in a standing weight bearing position so as to truly reflect the actual condition of the patient.
Disclosure of Invention
In order to solve the above problems, the invention provides a CT scanning auxiliary bed, which can simulate the stress condition of the lower limbs of a patient in a standing weight bearing position, and when a thin and weak patient cannot reach a pressure limit value, assist the thin and weak patient in simulating the stress condition of the lower limbs of the patient in the standing weight bearing position, so as to truly reflect the actual condition of the patient.
The technical scheme of the invention is as follows: a CT scanning auxiliary bed comprises a hand gripping device, an auxiliary bed main body and a standing load simulation device, and is characterized in that the hand gripping device, the auxiliary bed main body and the standing load simulation device are sequentially connected, the hand gripping device is connected with the auxiliary bed main body through an elastic assembly, and the auxiliary bed main body and the standing load simulation device are connected through a length adjusting mechanism;
the standing load simulation device comprises a base plate and a foot plate, wherein the foot plate is arranged on the base plate, a laser lamp, a rotating button and a binding belt are arranged on the foot plate, the laser lamp is arranged at the top of the foot plate, the binding belt is arranged at the middle upper part of the foot plate, the rotating button is arranged at the middle lower part of the foot plate, and the rotating button is connected with a rotating assembly arranged on the back of the foot plate;
further, hand gripping device includes hand grab bar and connecting rod, the hand grab bar of the left and right sides is connected to the connecting rod, set up anti-skidding cover on the hand grab bar, be provided with the dynamometer on hand gripping device's the connecting rod.
Furthermore, a contact plate is erected on the auxiliary bed main body, the auxiliary bed main body comprises a frame and a roller, the roller is connected with the frame through the rotating shaft, and the contact plate is in contact with the roller.
Furthermore, a shoulder pressing mechanism is arranged at the upper end part of the auxiliary bed main body and is in sliding connection with the auxiliary bed main body, a shoulder supporting pad is arranged in the shoulder pressing mechanism, and the shoulder pressing mechanism is connected with a power device.
Furthermore, the shoulder pressure mechanism is of an arc structure, the shoulder pressure mechanism can move 1-10 cm along the length direction of the auxiliary bed main body, and the shoulder supporting cushion is an inflatable cushion or supporting cushions of different specifications.
Further, the length adjusting mechanism adopts a sleeve structure.
Furthermore, the number of the rolling shafts is 6-10, the rolling shafts are evenly distributed along the length direction of the frame of the auxiliary bed main body, the contact plate and the frame are fixed through a sliding rail or an elastic clamp, and the sliding rail or the elastic clamp is provided with a positioning piece.
Furthermore, the foot plate is provided with a foot-shaped inner groove, and a sponge contact layer is arranged in the foot-shaped inner groove.
A scanning method of a CT scanning auxiliary bed is characterized by comprising the following steps:
the method comprises the following steps: before patients need to perform CT scanning, the length of the length adjusting mechanism is adjusted according to the height data of the patients so as to adapt to the height of the patients, and the accurate acquisition of lower limb measurement data can be ensured when patients with different heights perform CT scanning;
step two: the patient lies on the auxiliary bed main body, the position of the patient is adjusted by pulling the contact plate contacted with the roller of the auxiliary bed main body, or the patient is pushed to be stably transferred to a proper position by using the roller;
step three: the hand grasping rod of the hand grasping device is grasped by the hand of a patient, force is applied to the hand grasping device from the auxiliary bed main body through the elastic component, the stress condition is monitored through the dynamometer, lower limb data measurement such as the knee varus and valgus angle, the knee joint gap and the like is carried out under proper pressure, the generation of errors is reduced, and the actual condition of the patient can be reflected truly;
step four: the laser lamp is arranged at the top of a foot plate of the standing load simulation device and is matched with a laser positioning system of the CT scanning equipment for use, so that accurate positioning is guaranteed, errors are reduced, the constraint belt is arranged at the middle upper part of the foot plate and is used for fixing the feet of a patient, and the rotating assembly is controlled by a rotating button arranged at the middle lower part of the foot plate to drive the foot plate to rotate so that the lower limbs are in a neutral position, so that the actual condition of the patient can be reflected really;
step five: CT internal scanning examination is carried out, one-time continuous imaging is carried out, the scanning conditions are enough to display the bony structures of all parts, the angle measurement from the hip joint, the knee joint, the tibiofibula to all parts of the ankle joint is more accurate, and the error is avoided.
Furthermore, in the third step, the stress condition is monitored through the dynamometer, the pressure limit value is set, when the thin and weak patient cannot reach the pressure limit value, the shoulder pressing mechanism moves from the head to the shoulder to apply pressure, the shoulder pressing mechanism assists in applying force to reach the pressure limit value, and therefore the thin and weak patient can be assisted to simulate the stress condition of the lower limbs of the patient when the patient stands in the loading position
The invention has the beneficial effects that: overall design is reasonable, high durability and convenient operation, excellent in use effect, economy and durability, the roller type design has reduced hard when making removal patient, work efficiency has been improved greatly, be convenient for carry patient in the inspection, the atress condition of low limbs when can simulate the patient and stand heavy burden position, adjust the different height of adaptation through length guiding mechanism, monitor the atress condition through the dynamometer, when thin and weak patient can't reach the pressure limit value, reach the pressure limit value through shoulder pressing mechanism auxiliary force application, so that can assist thin and weak patient to simulate the patient and stand the stress condition of low limbs when heavy burden position, and then accomplish CT scanning imaging.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of embodiment 2 of the present invention;
FIG. 3 is a schematic structural view of the standing weight simulator of the present invention;
FIG. 4 is a schematic view of the construction of the foot plate of the present invention;
FIG. 5 is a schematic view of the shoulder pressing mechanism of the present invention;
in the figure: 1. the hand grasping device comprises a hand grasping device, 2, an auxiliary bed main body, 3, a standing load simulation device, 4, an elastic assembly, 5, a length adjusting mechanism, 6, a frame, 7, a rolling shaft, 8, a hand grasping rod, 9, a connecting rod, 10, a dynamometer, 11, a base plate, 12, a foot plate, 13, a laser lamp, 14, a rotating button, 15, a binding belt, 16, a contact plate, 17, a shoulder pressing mechanism, 18, a shoulder supporting pad, 19, a power device, 20, a sliding block, 21, a slide inner pipe, 22, an inner pipe, 23, an outer pipe, 24, a locking structure, 25 and a foot-shaped inner groove.
Detailed Description
An embodiment of the present invention will be described with reference to the accompanying drawings.
A CT scanning auxiliary bed comprises a hand grasping device 1, an auxiliary bed main body 2 and a standing load simulation device 3, wherein the hand grasping device 1, the auxiliary bed main body 2 and the standing load simulation device 3 are sequentially connected, the hand grasping device 1 is connected with the auxiliary bed main body through an elastic component 4, the elastic component 4 can adopt a large-resistance spring, a rubber elastic component or other existing elastic components, the diameter d of a spring wire is 8-12 cm, the total number of turns n1 is 100, the free height H0 is 8-10cm, the auxiliary bed main body 2 and the standing load simulation device 3 are connected through a length adjusting mechanism 5, the whole design is reasonable, a patient can be conveniently carried in an examination, the stress condition of the lower limbs of the patient in a standing load position can be simulated, and the patient can be adjusted to adapt to different heights through the length adjusting mechanism;
FIG. 3 is a schematic structural view of the standing weight simulator of the present invention; the standing load simulation device 3 comprises a base plate 11 and a foot plate 12, wherein the foot plate 12 is arranged on the base plate 11, a laser lamp 13, a rotary button 14 and a binding belt 15 are arranged on the foot plate, the laser lamp 13 is arranged at the top of the foot plate 12 and is matched with a laser positioning system of CT scanning equipment for use, so that the accurate positioning is ensured, the error is reduced, the binding belt 15 is arranged at the middle upper part of the foot plate 12, the foot of a patient is fixed, the length of the binding belt 15 can be adjusted through a sticky buckle or an adjusting buckle to adapt to different patients, the foot of the patient is kept at a fixed position, the rotary button 14 is arranged at the middle lower part of the foot plate, the rotary button 14 is connected with a rotary component arranged at the back of the foot plate 12, the rotary component adopts a rotary lever to be rotationally connected with the foot plate through a screw, the rotary lever is rotated, the rotary button 16, so as to truly reflect the actual condition of the patient.
Hand gripping device 1 includes hand grab bar 8 and connecting rod 9, the hand grab bar 8 of the left and right sides is connected to connecting rod 9, set up the antiskid cover on the hand grab bar 8, make things convenient for the gripping application of force, the antiskid cover adopts the sponge sheath, it is comfortable to feel, the limited slip nature is good, the antiskid cover sets up the spacing groove, inject the range of holding, the correct application of force of being convenient for, prevent being injured, be provided with dynamometer 10 on hand gripping device's the connecting rod, monitor the atress condition through dynamometer 10, carry out low limbs data measurement such as knee enstrophe and angle of turning up and knee joint clearance etc. under appropriate pressure, treat CT scanning disease to every and say every individual appropriate pressure difference, with treat CT scanning patient weight relevant, appropriate pressure range treats CT scanning patient weight for more than or equal to, reduce the production of error under the satisfied condition, be favorable to the actual.
A contact plate 16 is erected on the auxiliary bed main body 2, the auxiliary bed main body 2 comprises a frame 6 and rollers 7, the rollers 7 are connected with the frame 6 through rotating shafts, when the auxiliary bed is used, a patient lies on the contact plate 16, the contact plate 16 is in contact with the rollers 7, the position of the patient is adjusted by pulling the contact plate 16 in contact with the rollers 7, or the patient is pushed to be stably conveyed to a proper position through the rollers. Reasonable in design, convenient operation, excellent in use effect, economical and durable, 7 formula structures of roller bearing have reduced when making the removal patient hard, have improved work efficiency greatly. The width of the frame 6 is 50-80cm, and the length of the frame 6 is 80-100 cm.
FIG. 5 is a schematic view of the shoulder pressing mechanism of the present invention; the upper end of the auxiliary bed main body 2 is provided with a shoulder pressing mechanism 17, the shoulder pressing mechanism 17 is connected with a frame 6 of the auxiliary bed main body 2 in a sliding mode, the lower portion of the shoulder pressing mechanism 17 is provided with a sliding block 20, the frame 6 is provided with a sliding way 21, the shoulder pressing mechanism 17 moves towards the shoulder from the head to abut against the shoulder to apply pressure towards the shoulder from the head, a shoulder supporting pad 18 is arranged in the shoulder pressing mechanism 17 to reduce discomfort of a patient during force application and prevent injury, the shoulder pressing mechanism 17 is connected with a power device 19 to provide power, the power device 19 is a stepping pusher, the stepping pusher adopts an electric telescopic rod, the phase resistance of the stepping pusher is 7.5 ohms, the phase current of the stepping pusher is 0.5A, the maximum stroke of the stepping is 10cm, the fastest speed of the stepping is 6 mm/s, and the complementary force application; the stress condition is monitored through the dynamometer 10, the pressure limit value is set, the pressure limit value of each person is different for each patient to be CT scanned, the pressure limit value is related to the weight of the patient to be CT scanned and is equal to the weight of the patient to be CT scanned, the error is reduced under the condition, and the actual condition of the patient is favorably reflected truly.
When the patient cannot reach the pressure limit value, the shoulder pressure applying mechanism 17 assists in applying force to reach the pressure limit value, so that the patient can be assisted in simulating the stress condition of the lower limbs when the patient stands in the loading position, the data of the lower limbs such as the knee varus and valgus angle, the knee joint gap and the like are measured, CT scanning imaging is further completed, and the actual condition of the patient is truly reflected. After the CT scan is finished, the shoulder pressing mechanism 17 moves from the shoulder to the head direction, and does not apply pressure.
Shoulder mechanism 17 of exerting pressure adopts the arc structure, the application of force of being convenient for, be difficult for the slippage, shoulder mechanism 17 of exerting pressure can follow the removal of supplementary bed main part length direction 1 ~ 10cm, on the basis of adjusting the different heights of adaptation through length adjustment mechanism 5, accomplish to exert pressure through the little distance removal of head to shoulder direction, shoulder tray 18 adopts the cushion of aerifing air cushion or different specifications, can adapt to the shoulder thickness of different diseases, the thicker adult of shoulder is convenient for the application of force, aerify air cushion 4 and inflate the ware and be connected with the air pump, the soft or hard degree of adjustment inflatable air cushion 4 is in order to adapt to different disease needs. The end surface of the shoulder pressing mechanism is provided with a limit bulge, so that the shoulder supporting pad 18 is effectively prevented from slipping out of the shoulder pressing mechanism 17.
Length adjustment mechanism 5 adopts bushing structure or other structures, bushing structure includes inner tube 22, outer tube 23 and locking structure 24, move in outer tube 23 through inner tube 22, change the length that inner tube 22 inserted and put at outer tube 23 and adjust length adjustment mechanism 5, and then can adjust the distance of supplementary bed main part 2 and the heavy burden analogue means 3 of standing, use in order to adapt to different height diseases, when guaranteeing that different height diseases carry out the CT scan, can both accurately gather low limbs measured data. All set up the scale outside inner tube 22 and the outer tube 23, conveniently read data, it is more direct-viewing, conveniently adjust the distance that inner tube 22 removed in outer tube 23. After the relative positions of the inner tube 22 and the outer tube 23 are adjusted, the relative positions of the inner tube 22 and the outer tube 23 are fixed by the locking structure 24, the outer tube is provided with a locking hole, the locking hole is provided with threads, the locking structure is 24 bolts or similar structures and is matched with the threads in the locking hole, and the bolts or similar structures are inserted into the outer tube 23 through the locking hole to abut against the outer wall of the inner tube 22 to achieve the purpose of locking.
The number of the rollers 7 is 6-10, the rollers are evenly distributed along the length direction of the frame 6 of the auxiliary bed main body 2, the patient can be pushed to be stably transferred to a proper position by the aid of the rollers 7, the number design is reasonable, the operation is convenient, the use effect is good, the use is economical and durable, the force is reduced when the patient is moved due to the roller 7 type design, and the work efficiency is greatly improved.
The contact plate is fixed with the frame 6 through a slide rail or an elastic clamp, the slide rail or the elastic clamp is provided with a positioning piece, the fixation is convenient, and the patient can be conveniently transferred and pushed to a designated position.
FIG. 4 is a schematic view of the construction of the foot plate of the present invention; the sole 12 sets up foot type inner groovy 25, makes things convenient for foot location, sets up the sponge contact layer in the foot type inner groovy 25, has buffering and skid-proof effect and prevents that the shank application of force in-process foot atress is too violent or slide injured, and the sponge contact layer can effectively cushion the atress.
A scanning method of a CT scanning auxiliary bed is characterized by comprising the following steps:
the method comprises the following steps: before patients need to perform CT scanning, the length of the length adjusting mechanism is adjusted according to the height data of the patients so as to adapt to the height of the patients, and the accurate acquisition of lower limb measurement data can be ensured when patients with different heights perform CT scanning;
step two: the patient lies on the auxiliary bed main body, the position of the patient is adjusted by pulling the contact plate contacted with the roller of the auxiliary bed main body, or the patient is pushed to be stably transferred to a proper position by using the roller;
step three: the hand grasping rod of the hand grasping device is grasped by the hand of a patient, force is applied to the hand grasping device from the auxiliary bed main body through the elastic component, the stress condition is monitored through the dynamometer, the pressure limit value is set, lower limb data measurement such as the knee varus and valgus angle, the knee joint gap and the like is carried out under proper pressure, the generation of errors is reduced, and the actual condition of the patient can be reflected truly; wherein, for each patient to be CT scanned, the pressure limit value of each person is different from the proper pressure and is related to the weight of the patient to be CT scanned, the pressure limit value is equal to the weight of the patient to be CT scanned, and the proper pressure range is more than or equal to the weight of the patient to be CT scanned.
In the third step, the stress condition is monitored through the dynamometer, the pressure limit value is set, when the thin and weak patient cannot reach the pressure limit value, the shoulder pressing mechanism moves from the head to the shoulder to apply pressure, and the shoulder pressing mechanism assists in applying force to reach the pressure limit value, so that the thin and weak patient can be assisted in simulating the stress condition of the lower limbs of the patient when the patient stands on the weight bearing position.
Step four: the laser lamp is arranged at the top of a foot plate of the standing load simulation device and is matched with a laser positioning system of the CT scanning equipment for use, so that accurate positioning is guaranteed, errors are reduced, the constraint belt is arranged at the middle upper part of the foot plate and is used for fixing the feet of a patient, and the rotating assembly is controlled by a rotating button arranged at the middle lower part of the foot plate to drive the foot plate to rotate so that the lower limbs are in a neutral position, so that the actual condition of the patient can be reflected really;
step five: CT internal scanning examination is carried out, one-time continuous imaging is carried out, the scanning conditions are enough to display the bony structures of all parts, the angle measurement from the hip joint, the knee joint, the tibiofibula to all parts of the ankle joint is more accurate, and the error is avoided.
Example 1
FIG. 1 is a schematic structural view of embodiment 1 of the present invention; a CT scanning auxiliary bed comprises a hand grasping device 1, an auxiliary bed main body 2 and a standing load simulation device 3, wherein the hand grasping device 1, the auxiliary bed main body 2 and the standing load simulation device 3 are sequentially connected, the hand grasping device 1 is connected with the auxiliary bed main body through an elastic component 4, the elastic component 4 can adopt a large-resistance spring, a rubber elastic component or other existing elastic components, the diameter d of a spring wire is 8-12 cm, the total number of turns n1 is 100, the free height H0 is 8-10cm, the auxiliary bed main body 2 and the standing load simulation device 3 are connected through a length adjusting mechanism 5, the whole design is reasonable, a patient can be conveniently carried in an examination, the stress condition of the lower limbs of the patient in a standing load position can be simulated, and the patient can be adjusted to adapt to different heights through the length adjusting mechanism;
the standing load simulation device 3 comprises a base plate 11 and a foot plate 12, wherein the foot plate 12 is arranged on the base plate 11, a laser lamp 13, a rotary button 14 and a binding belt 15 are arranged on the foot plate, the laser lamp 13 is arranged at the top of the foot plate 12 and is matched with a laser positioning system of CT scanning equipment for use, so that the accurate positioning is ensured, the error is reduced, the binding belt 15 is arranged at the middle upper part of the foot plate 12, the foot of a patient is fixed, the length of the binding belt 15 can be adjusted through a sticky buckle or an adjusting buckle to adapt to different patients, the foot of the patient is kept at a fixed position, the rotary button 14 is arranged at the middle lower part of the foot plate, the rotary button 14 is connected with a rotary component arranged at the back of the foot plate 12, the rotary component adopts a rotary lever to be rotationally connected with the foot plate through a screw, the rotary lever is rotated, the rotary button 16, so as to truly reflect the actual condition of the patient.
Hand grabbing device 1 includes hand grabbing pole 8 and connecting rod 9, the hand grabbing pole 8 of the left and right sides is connected to connecting rod 9, set up the antiskid cover on the hand grabbing pole 8, make things convenient for the gripping application of force, the antiskid cover adopts the sponge sheath, it is comfortable to feel, non-slip nature is good, the antiskid cover sets up the spacing groove, inject and hold the scope, be convenient for correct application of force, prevent being injured, be provided with dynamometer 10 on hand grabbing device's the connecting rod, monitor the atress condition through dynamometer 10, carry out low limbs data measurement under appropriate pressure if knee enstrophe and angle of turning up and knee joint clearance etc, treat CT scanning disease to every and say every individual appropriate pressure different, it is relevant with treating CT scanning disease weight, more than or equal to treat CT scanning disease weight, reduce the production of error under the satisfied condition, be favorable to the actual conditions. The dynamometer 10 is a digital display dynamometer and can be connected with a computer through a USB (universal serial bus), upper and lower limits and comparison values can be set for statistical analysis, the charging voltage can be used from 100V to 240V, and the functions of short circuit, electric leakage and overload protection are achieved.
A contact plate 16 is erected on the auxiliary bed main body 2, the auxiliary bed main body 2 comprises a frame 6 and rollers 7, the rollers 7 are connected with the frame 6 through rotating shafts, when the auxiliary bed is used, a patient lies on the contact plate 16, the contact plate 16 is in contact with the rollers 7, the position of the patient is adjusted by pulling the contact plate 16 in contact with the rollers 7, or the patient is pushed to be stably conveyed to a proper position through the rollers. Reasonable in design, convenient operation, excellent in use effect, economical and durable, 7 formula structures of roller bearing have reduced when making the removal patient hard, have improved work efficiency greatly. The width of the frame 6 is 50cm, and the length of the frame 6 is 80 cm.
A scanning method of a CT scanning auxiliary bed is characterized by comprising the following steps:
the method comprises the following steps: before patients need to perform CT scanning, the length of the length adjusting mechanism is adjusted according to the height data of the patients so as to adapt to the height of the patients, and the accurate acquisition of lower limb measurement data can be ensured when patients with different heights perform CT scanning;
step two: the patient lies on the auxiliary bed main body, the position of the patient is adjusted by pulling the contact plate contacted with the roller of the auxiliary bed main body, or the patient is pushed to be stably transferred to a proper position by using the roller;
step three: the hand grasping rod of the hand grasping device is grasped by the hand of a patient, force is applied to the hand grasping device from the auxiliary bed main body through the elastic component, the stress condition is monitored through the dynamometer, the pressure limit value is set, lower limb data measurement such as the knee varus and valgus angle, the knee joint gap and the like is carried out under proper pressure, the generation of errors is reduced, and the actual condition of the patient can be reflected truly; wherein, for each patient to be CT scanned, the pressure limit value of each person is different from the proper pressure and is related to the weight of the patient to be CT scanned, the pressure limit value is equal to the weight of the patient to be CT scanned, and the proper pressure range is more than or equal to the weight of the patient to be CT scanned.
Step four: the laser lamp is arranged at the top of a foot plate of the standing load simulation device and is matched with a laser positioning system of the CT scanning equipment for use, so that accurate positioning is guaranteed, errors are reduced, the constraint belt is arranged at the middle upper part of the foot plate and is used for fixing the feet of a patient, and the rotating assembly is controlled by a rotating button arranged at the middle lower part of the foot plate to drive the foot plate to rotate so that the lower limbs are in a neutral position, so that the actual condition of the patient can be reflected really;
step five: CT internal scanning examination is carried out, one-time continuous imaging is carried out, the scanning conditions are enough to display the bony structures of all parts, the angle measurement from the hip joint, the knee joint, the tibiofibula to all parts of the ankle joint is more accurate, and the error is avoided.
Example 2
FIG. 2 is a schematic structural view of embodiment 2 of the present invention; a CT scanning auxiliary bed comprises a hand grasping device 1, an auxiliary bed main body 2 and a standing load simulation device 3, wherein the hand grasping device 1, the auxiliary bed main body 2 and the standing load simulation device 3 are sequentially connected, the hand grasping device 1 is connected with the auxiliary bed main body through an elastic component 4, the elastic component 4 can adopt a large-resistance spring, a rubber elastic component or other existing elastic components, the diameter d of a spring wire is 12cm, the total number of turns n1 is 100, the free height H0 is 10cm, the auxiliary bed main body 2 and the standing load simulation device 3 are connected through a length adjusting mechanism 5, the whole design is reasonable, a patient can be conveniently carried in an examination, the stress condition of the lower limb of the patient in a standing position can be simulated, and the patient can be adjusted to adapt to different heights through the length adjusting mechanism;
the standing load simulation device 3 comprises a base plate 11 and a foot plate 12, wherein the foot plate 12 is arranged on the base plate 11, a laser lamp 13, a rotary button 14 and a binding belt 15 are arranged on the foot plate, the laser lamp 13 is arranged at the top of the foot plate 12 and is matched with a laser positioning system of CT scanning equipment for use, so that the accurate positioning is ensured, the error is reduced, the binding belt 15 is arranged at the middle upper part of the foot plate 12, the foot of a patient is fixed, the length of the binding belt 15 can be adjusted through a sticky buckle or an adjusting buckle to adapt to different patients, the foot of the patient is kept at a fixed position, the rotary button 14 is arranged at the middle lower part of the foot plate, the rotary button 14 is connected with a rotary component arranged at the back of the foot plate 12, the rotary component adopts a rotary lever to be rotationally connected with the foot plate through a screw, the rotary lever is rotated, the rotary button 16, so as to truly reflect the actual condition of the patient.
Hand grabbing device 1 includes hand grabbing pole 8 and connecting rod 9, the hand grabbing pole 8 of the left and right sides is connected to connecting rod 9, set up the antiskid cover on the hand grabbing pole 8, make things convenient for the gripping application of force, the antiskid cover adopts the sponge sheath, it is comfortable to feel, non-slip nature is good, the antiskid cover sets up the spacing groove, inject and hold the scope, be convenient for correct application of force, prevent being injured, be provided with dynamometer 10 on hand grabbing device's the connecting rod, monitor the atress condition through dynamometer 10, carry out low limbs data measurement under appropriate pressure if knee enstrophe and angle of turning up and knee joint clearance etc, treat CT scanning disease to every and say every individual appropriate pressure different, it is relevant with treating CT scanning disease weight, more than or equal to treat CT scanning disease weight, reduce the production of error under the satisfied condition, be favorable to the actual conditions. The dynamometer 10 is a digital dynamometer and can be connected with a computer through a USB (universal serial bus), upper and lower limits and comparison values can be set for statistical analysis, the lower limit is set for the weight of a patient to be CT-scanned, the charging voltage is available from 100V to 240V, and the functions of short circuit, electric leakage and overload protection are achieved.
A contact plate 16 is erected on the auxiliary bed main body 2, the auxiliary bed main body 2 comprises a frame 6 and rollers 7, the rollers 7 are connected with the frame 6 through rotating shafts, when the auxiliary bed is used, a patient lies on the contact plate 16, the contact plate 16 is in contact with the rollers 7, the position of the patient is adjusted by pulling the contact plate 16 in contact with the rollers 7, or the patient is pushed to be stably conveyed to a proper position through the rollers. Reasonable in design, convenient operation, excellent in use effect, economical and durable, 7 formula structures of roller bearing have reduced when making the removal patient hard, have improved work efficiency greatly. The width of the frame 6 is 80cm, and the length of the frame 6 is 100 cm.
The upper end of the auxiliary bed main body 2 is provided with a shoulder pressing mechanism 17, the shoulder pressing mechanism 17 is connected with a frame 6 of the auxiliary bed main body in a sliding manner, the lower part of the shoulder pressing mechanism 17 is provided with a sliding block 20, the frame 6 is provided with a sliding way 21, the shoulder pressing mechanism 17 moves from the head to the shoulder and pushes against the shoulder to apply pressure from the head to the shoulder, a shoulder supporting pad 18 is arranged in the shoulder pressing mechanism 17 to reduce discomfort of a patient during force application and prevent injury, the shoulder pressing mechanism 17 is connected with a power device 19 to provide power, the power device 19 is a stepping pusher, the stepping pusher adopts an electric telescopic rod, the phase resistance of the stepping pusher is 7.5 ohms, the phase current of the stepping pusher is 0.5A, the maximum stroke of the stepping is 10cm, the fastest speed of the stepping is 6 mm/s, and the complementary; the stress condition is monitored through the dynamometer 10, the pressure limit value is set, each individual pressure limit value is different for each patient to be CT scanned and is related to the weight of the patient to be CT scanned, the weight of the patient to be CT scanned is equal to the weight of the patient to be CT scanned, when the weak patient cannot reach the pressure limit value, the shoulder pressure applying mechanism 17 assists in applying force to reach the pressure limit value, so that the weak patient can be assisted in simulating the stress condition of the lower limb when the patient stands at a loading position, data of the lower limb such as the knee varus and valgus angle, the knee joint gap and the like are measured, CT scanning imaging is further completed, and the actual condition of. After the CT scan is finished, the shoulder pressing mechanism 17 moves from the shoulder to the head direction, and does not apply pressure.
Shoulder mechanism 17 of exerting pressure adopts the arc structure, the application of force of being convenient for, be difficult for the slippage, shoulder mechanism 17 of exerting pressure can follow the removal of supplementary bed main part length direction 1 ~ 10cm, on the basis of adjusting the different heights of adaptation through length adjustment mechanism 5, accomplish to exert pressure through the little distance removal of head to shoulder direction, shoulder tray 18 adopts the cushion of aerifing air cushion or different specifications, can adapt to the shoulder thickness of different diseases, the thicker adult of shoulder is convenient for the application of force, aerify air cushion 4 and inflate the ware and be connected with the air pump, the soft or hard degree of adjustment inflatable air cushion 4 is in order to adapt to different disease needs. The end surface of the shoulder pressing mechanism is provided with a limit bulge, so that the shoulder supporting pad 18 is effectively prevented from slipping out of the shoulder pressing mechanism 17.
Length adjustment mechanism 5 adopts bushing structure or other structures, bushing structure includes inner tube 22, outer tube 23 and locking structure 24, move in outer tube 23 through inner tube 22, change the length that inner tube 22 inserted and put at outer tube 23 and adjust length adjustment mechanism 5, and then can adjust the distance of supplementary bed main part 2 and the heavy burden analogue means 3 of standing, use in order to adapt to different height diseases, when guaranteeing that different height diseases carry out the CT scan, can both accurately gather low limbs measured data. All set up the scale outside inner tube 22 and the outer tube 23, conveniently read data, it is more direct-viewing, conveniently adjust the distance that inner tube 22 removed in outer tube 23. After the relative positions of the inner tube 22 and the outer tube 23 are adjusted, the relative positions of the inner tube 22 and the outer tube 23 are fixed by the locking structure 24, the outer tube is provided with a locking hole, the locking hole is provided with threads, the locking structure is 24 bolts or similar structures and is matched with the threads in the locking hole, and the bolts or similar structures are inserted into the outer tube 23 through the locking hole to abut against the outer wall of the inner tube 22 to achieve the purpose of locking.
The number of the rollers 7 is 6-10, the rollers are evenly distributed along the length direction of the frame 6 of the auxiliary bed main body 2, the patient can be pushed to be stably transferred to a proper position by the aid of the rollers 7, the number design is reasonable, the operation is convenient, the use effect is good, the use is economical and durable, the force is reduced when the patient is moved due to the roller 7 type design, and the work efficiency is greatly improved.
The contact plate is fixed with the frame 6 through a slide rail or an elastic clamp, the slide rail or the elastic clamp is provided with a positioning piece, the fixation is convenient, and the patient can be conveniently transferred and pushed to a designated position.
FIG. 4 is a schematic view of the construction of the foot plate of the present invention; the sole 12 sets up foot type inner groovy 25, makes things convenient for foot location, sets up the sponge contact layer in the foot type inner groovy 25, has buffering and skid-proof effect and prevents that the shank application of force in-process foot atress is too violent or slide injured, and the sponge contact layer can effectively cushion the atress.
A scanning method of a CT scanning auxiliary bed is characterized by comprising the following steps:
the method comprises the following steps: before patients need to perform CT scanning, the length of the length adjusting mechanism is adjusted according to the height data of the patients so as to adapt to the height of the patients, and the accurate acquisition of lower limb measurement data can be ensured when patients with different heights perform CT scanning;
step two: the patient lies on the auxiliary bed main body, the position of the patient is adjusted by pulling the contact plate contacted with the roller of the auxiliary bed main body, or the patient is pushed to be stably transferred to a proper position by using the roller;
step three: the hand grasping rod of the hand grasping device is grasped by hands of a patient, force is applied to the hand grasping device from the auxiliary bed main body through the elastic component, the stress condition is monitored through the dynamometer, the pressure limit value is set, when a thin and weak patient cannot reach the pressure limit value, the shoulder pressing mechanism moves from the head to the shoulder to apply pressure, the force is applied to reach the pressure limit value through the assistance of the shoulder pressing mechanism, so that the thin and weak patient can be assisted to simulate the stress condition of the lower limbs of the patient when the patient stands in a loading position, the lower limb data measurement such as the knee varus and valgus angle, the knee joint gap and the like is carried out under proper pressure, the generation of errors is reduced, and the actual condition of the; for each patient to be CT scanned, the personal pressure limit value is different from the proper pressure and is related to the weight of the patient to be CT scanned, the pressure limit value is equal to the weight of the patient to be CT scanned, and the proper pressure range is greater than or equal to the weight of the patient to be CT scanned.
Step four: the laser lamp is arranged at the top of a foot plate of the standing load simulation device and is matched with a laser positioning system of the CT scanning equipment for use, so that accurate positioning is guaranteed, errors are reduced, the constraint belt is arranged at the middle upper part of the foot plate and is used for fixing the feet of a patient, and the rotating assembly is controlled by a rotating button arranged at the middle lower part of the foot plate to drive the foot plate to rotate so that the lower limbs are in a neutral position, so that the actual condition of the patient can be reflected really;
step five: CT internal scanning examination is carried out, one-time continuous imaging is carried out, the scanning conditions are enough to display the bony structures of all parts, the angle measurement from the hip joint, the knee joint, the tibiofibula to all parts of the ankle joint is more accurate, and the error is avoided.
Compared with the prior art, the automatic patient moving device has the advantages of reasonable overall design, convenience in operation, good using effect, economy and durability, and the roller type design reduces force for moving patients, thereby greatly improving the working efficiency. Be convenient for carry patient in the inspection, the atress condition of low limbs when can simulate the patient and stand to bear the weight of the position, adjust the height that adapts to differently through length adjustment mechanism, monitor the atress condition through the dynamometer, when thin and weak patient can't reach the pressure limit value, reach the pressure limit value through shoulder pressure applying mechanism assistance-force to so that can assist thin and weak patient to simulate the patient and stand the atress condition of low limbs when bearing the weight of the position, and then accomplish CT scanning formation of image.
The above description is intended to illustrate an embodiment of the present invention, but the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims (8)

1. A CT scanning auxiliary bed comprises a hand gripping device, an auxiliary bed main body and a standing load simulation device, and is characterized in that the hand gripping device, the auxiliary bed main body and the standing load simulation device are sequentially connected, the hand gripping device is connected with the auxiliary bed main body through an elastic assembly, and the auxiliary bed main body and the standing load simulation device are connected through a length adjusting mechanism;
the standing load simulation device comprises a base plate and a foot plate, wherein the foot plate is arranged on the base plate, a laser lamp, a rotating button and a binding belt are arranged on the foot plate, the laser lamp is arranged at the top of the foot plate, the binding belt is arranged at the middle upper part of the foot plate, the rotating button is arranged at the middle lower part of the foot plate, and the rotating button is connected with a rotating assembly arranged on the back of the foot plate;
the hand gripping device comprises a hand gripping rod and a connecting rod, the connecting rod is connected with the hand gripping rods on the left side and the right side, an anti-skidding sleeve is arranged on the hand gripping rod, and a dynamometer is arranged on the connecting rod of the hand gripping device;
the auxiliary bed main body is provided with a contact plate in an erecting mode and comprises a frame and a rolling shaft, the rolling shaft is connected with the frame through a rotating shaft, and the contact plate is in contact with the rolling shaft.
2. The CT scan auxiliary bed of claim 1, wherein a shoulder pressing mechanism is disposed at an upper end of the auxiliary bed main body, the shoulder pressing mechanism is slidably connected to the auxiliary bed main body, a shoulder pad is disposed in the shoulder pressing mechanism, and the shoulder pressing mechanism is connected to a power device.
3. The CT scanning auxiliary bed as claimed in claim 2, wherein the shoulder pressing mechanism is of an arc structure, the shoulder pressing mechanism can move 0-10 cm along the length direction of the main body of the auxiliary bed, and the shoulder supporting cushion is an inflatable air cushion or supporting cushions of different specifications.
4. The CT scan support bed of claim 3, wherein the length adjustment mechanism is of a sleeve configuration.
5. The CT scanning auxiliary bed of claim 1 or 4, wherein the number of the rollers is 6-10, the rollers are uniformly distributed along the long side direction of the frame of the auxiliary bed main body, the contact plate and the frame are fixed by a slide rail or an elastic clip, and the slide rail or the elastic clip is provided with a positioning part.
6. The CT scanning auxiliary bed as claimed in claim 5, wherein the foot plate is provided with a foot-shaped inner groove, and a sponge contact layer is arranged in the foot-shaped inner groove.
7. The scanning method of the CT scanning auxiliary bed applied to any one of the claims 1-6 is characterized by comprising the following steps:
the method comprises the following steps: before patients need to perform CT scanning, the length of the length adjusting mechanism is adjusted according to the height data of the patients so as to adapt to the height of the patients, and the accurate acquisition of lower limb measurement data can be ensured when patients with different heights perform CT scanning;
step two: the patient lies on the auxiliary bed main body, the position of the patient is adjusted by pulling the contact plate contacted with the roller of the auxiliary bed main body, or the patient is pushed to be stably transferred to a proper position by using the roller;
step three: the hand grabbing rod of the hand grabbing device is grabbed by a patient hand, force is applied to the hand grabbing device from the auxiliary bed main body through the elastic assembly, the stress condition is monitored through the dynamometer, and lower limb data measurement is carried out under proper pressure;
step four: the laser lamp is arranged at the top of a foot plate of the standing load simulation device and is matched with a laser positioning system of the CT scanning equipment for use, so that accurate positioning is guaranteed, errors are reduced, the constraint belt is arranged at the middle upper part of the foot plate and is used for fixing the feet of a patient, and the rotating assembly is controlled by a rotating button arranged at the middle lower part of the foot plate to drive the foot plate to rotate so that the lower limbs are in a neutral position, so that the actual condition of the patient can be reflected really;
step five: and carrying out CT internal scanning examination and one-time continuous imaging, wherein the scanning conditions are enough to display the bony structures of all parts and the angle measurement from the hip joint, the knee joint, the tibiofibula to all parts of the ankle joint is more accurate.
8. The method as claimed in claim 7, wherein the stress condition is monitored by a force meter in the third step, and a pressure limit is set, when the patient fails to reach the pressure limit, the shoulder pressing mechanism moves from the head to the shoulder to apply pressure, and the shoulder pressing mechanism assists in applying force to reach the pressure limit, so as to assist the patient to simulate the stress condition of the lower limbs when the patient stands in the loading position.
CN201711016679.3A 2017-10-26 2017-10-26 CT scanning auxiliary bed Expired - Fee Related CN107638190B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711016679.3A CN107638190B (en) 2017-10-26 2017-10-26 CT scanning auxiliary bed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711016679.3A CN107638190B (en) 2017-10-26 2017-10-26 CT scanning auxiliary bed

Publications (2)

Publication Number Publication Date
CN107638190A CN107638190A (en) 2018-01-30
CN107638190B true CN107638190B (en) 2021-02-12

Family

ID=61124894

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711016679.3A Expired - Fee Related CN107638190B (en) 2017-10-26 2017-10-26 CT scanning auxiliary bed

Country Status (1)

Country Link
CN (1) CN107638190B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109009184B (en) * 2018-07-25 2022-08-26 孙媛媛 Digital medical X-ray photography system
CN109171795B (en) * 2018-09-03 2021-11-16 苏州大学附属第二医院 Simulation heavy burden inspection bedstead
CN109044392A (en) * 2018-10-11 2018-12-21 刘虎 A kind of auxiliary device can be used for clinostatism Weight carrying position X-ray photographic
CN110742700B (en) * 2019-11-13 2021-07-30 北京国润健康医学投资有限公司 Simulated weight-bearing brace positioning device and method for augmented reality surgery system
CN110934603B (en) * 2019-11-19 2023-05-12 沈阳智核医疗科技有限公司 Image stitching method, device and scanning system
US11013476B1 (en) 2020-06-08 2021-05-25 SIMULATE Technologies, LLC Weightbearing simulation assembly and methods of using the same to image a subject
CN111685789B (en) * 2020-06-15 2023-01-31 四川大学华西医院 Clinostatism load CT simulation device and method
CN115067926B (en) * 2022-07-28 2022-11-01 山东奥新医疗科技有限公司 Load bearing position pressurizing device for magnetic resonance imaging

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6708693B1 (en) * 2002-03-21 2004-03-23 Daniel S-J Choy Method and device for positioning a patient for the diagnosis of herniated lumbar disc disease
US20070089237A1 (en) * 2005-09-28 2007-04-26 Choy Daniel S Apparatus for axial compression of a patient's spine
CN203970725U (en) * 2014-06-16 2014-12-03 李娜 A kind of slidingtype medical bedstead
CN104257395A (en) * 2014-09-02 2015-01-07 朱双珠 Sole pressurization device
CN104665832A (en) * 2015-02-12 2015-06-03 王海林 Simulated body standing bed used for MRI (magnetic resonance imaging) examination
CN205924052U (en) * 2016-04-05 2017-02-08 粘琦玉 A auxiliary device that is used for low limbs simulation that CT diagnose gesture of walking about
CN106037768A (en) * 2016-05-13 2016-10-26 中国人民解放军第七医院 Lumbar vertebra bearing device convenient to operate
CN106691492A (en) * 2017-02-06 2017-05-24 南方医科大学 Auxiliary device for spinal joint load position medical imaging examination

Also Published As

Publication number Publication date
CN107638190A (en) 2018-01-30

Similar Documents

Publication Publication Date Title
CN107638190B (en) CT scanning auxiliary bed
Mathur et al. Age-related differences in lower-limb muscle cross-sectional area and torque production in boys with Duchenne muscular dystrophy
AU774376B2 (en) Device for compression of the lower extremities for medical imaging purposes
Białoszewski et al. Clinical efficacy of Kinesiology Taping in Reducing Edema of the Lower Limbs in Patients Treated with the Ilizarov Method. Preliminary Report.
KR100815477B1 (en) Apparatus for physical therapy for patient with limbs rigidify
US7927298B2 (en) Method and apparatus for inducing and detecting ankle torsion
US11660044B2 (en) Apparatus and method for assessing laxity of a joint
JP2003525678A (en) Measuring device for measurement of abnormal load on human body in upright position
EP3015065B1 (en) Feet positioning system for magnetic resonance imaging studies
CN210990977U (en) Fixed-point pressurizing device for scoliosis correction
JP6821015B2 (en) A device for measuring, diagnosing and / or treating human finger, hand, arm and / or shoulder force
Cameron et al. Influence of hip position on measurements of the straight leg raise test
Kim et al. Ultrasound imaging for age-related differences of lower extremity muscle architecture
Nagata et al. In-vivo measurement of distal radio-ulnar joint translation
Harris et al. Three case studies indicating the effectiveness of manual lymph drainage on patients with primary and secondary lymphedema using objective measuring tools
Hoang et al. Passive mechanical properties of gastrocnemius in people with multiple sclerosis
CN209951284U (en) CT inspection device
US20140200490A1 (en) Post knee surgery physical therapy device
CN110575143A (en) Knee joint looseness measuring instrument
RU74059U1 (en) DEVICE FOR DYNAMOMETRY OF MUSCLE BENDERS AND BENDERS
Gorgey et al. Intra-rater reliability of ultrasound imaging of wrist extensor muscles in patients with tetraplegia
CN210931366U (en) Knee joint looseness measuring instrument
Kane et al. Analysis of a modified active knee extension test
US20210228941A1 (en) Apparatus for back improvement and lower-back and knees pain relieving
KR200450657Y1 (en) knee joint relaxation measurement chair

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210212

Termination date: 20211026