CN213758298U

CN213758298U - Improved lower limb CT scanning fixing device

Info

Publication number: CN213758298U
Application number: CN202022542718.7U
Authority: CN
Inventors: 宋圆圆
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-07-23
Anticipated expiration: 2030-11-05

Abstract

An improved lower limb CT scanning fixing device effectively solves the problem that the legs of a patient with lower limb diseases are easy to shake when CT scanning is carried out; the sliding box comprises a fixed box in the left-right direction, wherein a sliding groove which is in the left-right direction and is through up and down is formed in the upper side wall of the fixed box, sliding blocks are arranged on the left side and the right side in the sliding groove respectively, the lower end of each sliding block extends out of the sliding groove and is hinged with a long connecting rod, the free ends of the two long connecting rods are hinged with a push rod which can move back and forth, the upper end of each sliding block extends out of the sliding groove and is provided with a clamping plate, a moving groove which is in the up-down direction and is through up and down is formed in the clamping plate, a baffle plate which is positioned between the two clamping plates is arranged at the upper end of the fixed box, a stop lever which can move up and down is arranged on the baffle plate, and the left end and the right end of the stop lever extend out of the moving groove on the corresponding side of the stop lever respectively; the comfort level of the patient is improved, the working efficiency of CT scanning personnel is improved, and the device is simple in structure, convenient to operate, novel in conception and high in practicability.

Description

Improved lower limb CT scanning fixing device

Technical Field

The utility model relates to a medical imaging examination apparatus technical field, concretely relates to low limbs CT scanning fixing device of improvement.

Background

CT scan examination is an indispensable examination item in a disease diagnosis process, and when CT scan examination is performed on a patient, the patient is usually required to lie on a bed board of a scanning bed, move the patient into a scanning frame through movement of the scanning bed, and image a to-be-measured part of the patient through an imaging device in the scanning frame, and during the process, the patient needs to keep a fixed posture.

When carrying out CT scan to patient's low limbs, because the scanning time is longer, patient's low limbs can take place to rock to make the accuracy of formation of image reduce by a wide margin, be unfavorable for the doctor to know patient's the state of an illness, simultaneously, to some low limbs joint activity limited patients, owing to lack necessary strutting arrangement, increased patient's joint burden when the patient carries out CT scan, thereby the patient feels painful and makes the low limbs take place to rock, is unfavorable for going on of CT inspection.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to overcome the defects of the prior art, the present invention aims to provide an improved lower limb CT scanning fixing device, which effectively solves the problem that the legs of the patients with lower limb diseases are easy to shake when CT scanning is performed.

The technical scheme of its solution is, the utility model discloses a left right direction's fixed box, set up the sliding tray that left right direction and upper and lower link up on the fixed box on the lateral wall, the left and right sides is equipped with the slider respectively in the sliding tray, the slider lower extreme stretches out the sliding tray and articulates there is long connecting rod, but the free end of two long connecting rods articulates there is the push rod of a back-and-forth movement, the sliding tray is stretched out and is equipped with splint to the slider upper end, set up the moving groove that upper and lower direction and left and right sides link up on the splint, fixed box upper end is equipped with the baffle that is located between two splint, be equipped with the shelves pole that can reciprocate on the baffle, both ends stretch out its moving groove that corresponds the side respectively about the shelves pole.

Compared with the prior art, the beneficial effects of the utility model are that: splint and the setting of baffle, be convenient for press from both sides tight fixedly to patient's low limbs, avoid the patient to remove about its low limbs when carrying out CT scanning, inside and outside rotation, the accuracy of formation of image has been improved, the doctor of being convenient for knows patient's the state of an illness, patient's economic burden has been reduced, the setting of shelves pole, be convenient for support the limited patient of joint activity, the limited patient of joint activity has been avoided the lower limb to take place to rock when carrying out CT scanning, patient's comfort level has been improved, CT scanning personnel's work efficiency has been improved, this simple structure, high reliability and convenient operation, the design is novel, therefore, the clothes hanger is strong in practicability.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is the utility model discloses a dissect right side and look the axonometric drawing.

Fig. 3 is a sectional top perspective view of the present invention.

Fig. 4 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 5 is an enlarged view of B in fig. 3 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 5, including the fixed box 1 of left and right directions, set up the sliding tray that left and right directions and link up from top to bottom on the lateral wall on the fixed box 1, the left and right sides is equipped with slider 2 respectively in the sliding tray, 2 lower extremes of slider stretch out the sliding tray and articulate and have long connecting rod 3, but the free end of two long connecting rod 3 articulates there is push rod 4 of a back-and-forth movement, 2 upper ends of slider stretch out the sliding tray and are equipped with splint 5, set up the moving chute that the top and bottom direction and left and right sides link up on splint 5, fixed box 1 upper end is equipped with baffle 6 that is located between two splint 5, be equipped with shelves pole 7 that can reciprocate on the baffle 6, both ends stretch out the moving chute of its corresponding side respectively about shelves pole 7.

In order to move the push rod 4 back and forth, the middle part of the push rod 4 is hinged with a short connecting rod 9 through a guide shaft 8 in the vertical axial direction, the free end of the short connecting rod 9 is hinged with a swing rod 10 in the left and right direction, and the middle part of the swing rod 10 is hinged with the fixed box 1.

In order to make the swing rod 10 swing, a cam 11 in the vertical axial direction is rotatably connected in the fixed box 1, and the outer edge surface of the cam 11 is contacted with the front end surface of the swing rod 10.

In order to rotate the cam 11, the upper end of the cam 11 is coaxially provided with a worm wheel 12, a worm 13 meshed with the worm wheel 12 is rotatably connected in the fixing box 1, and the front end of the worm 13 penetrates through the fixing box 1 and is provided with a hand wheel 14.

In order to position the push rod 4, a front-back direction guide groove 15 is formed in the lower side wall of the fixing box 1, and the guide shaft 8 is slidably connected with the guide groove 15.

In order to reset the clamping plate 5, a left-right axial guide rod 16 is arranged in the sliding groove, the guide rod 16 is connected with the sliding block 2 in a sliding mode, and springs 17 positioned between the sliding block 2 and the baffle 6 on the corresponding side are sleeved on the left side and the right side of the guide rod 16 respectively.

In order to move the baffle rod 7 up and down, a placing groove 18 which penetrates through the baffle plate 6 from left to right and is in the vertical direction is formed in the baffle plate 6, the baffle plate 7 is connected with the placing groove 18 in a sliding mode, a screw rod 19 in the vertical axial direction is connected in the placing groove 18 in a rotating mode, the screw rod 19 is connected with the baffle plate 7 in a threaded mode, and the upper end of the screw rod 19 penetrates through the baffle plate 6 and is provided with a knob.

In order to further fix patient's shank, the opposite face of two splint 5 on be connected with arch pad 22 through first magic subsides 21 dismantlement respectively, arch pad 22's free end is connected with baffle 6 dismantlement through second magic subsides 23, the arch pad 22 left and right sides is equipped with bandage 24 respectively.

When the utility model is used, the device is taken out and placed on a scanning bed, so that a patient lies on the scanning bed, and the two legs are respectively placed on the left side and the right side of the baffle 6;

clockwise rotating a hand wheel 14, the hand wheel 14 driving a worm 13 to rotate clockwise, the worm 13 driving a worm wheel 12 to rotate anticlockwise, the worm wheel 12 driving a cam 11 to rotate anticlockwise, the protruding end of the cam 11 swinging backwards to make the right end of a swing rod 10 swinging backwards, the left end of the swing rod 10 swinging forwards synchronously, the swing rod 10 driving a push rod 4 and a guide shaft 8 to move forwards through a short connecting rod 9, the push rod 4 driving two sliders 2 to move relatively through a long connecting rod 3 and extrude springs 17 on the corresponding sides of the two sliders 2, and simultaneously, the sliders 2 driving two splints 5 to move relatively to make the splints 5 approach the legs of the corresponding sides of the patient gradually;

when the two clamping plates 5 respectively fix the legs of the patient on the corresponding sides, the hand wheel 14 stops rotating, the two clamping plates 5 stop moving, the worm wheel 12 and the worm 13 have self-locking transmission, the legs of the patient cannot be driven to move after being fixed, and at the moment, the legs of the patient cannot move left and right and rotate inside and outside;

the arched pad 22 is taken out, the arched pad 22 is fixed with the baffle 6 and the splint 5 through the first magic tape 21 and the second magic tape 23, the free ends of the two binding bands 24 on the same arched pad 22 are pulled, the two legs of the patient are fixed with the arched pads 22 on the corresponding sides of the patient, the legs of the patient are prevented from moving upwards, at the moment, CT scanning operation can be carried out on the legs of the patient, and imaging accuracy is improved;

after CT scanning is finished, the free end of the binding belt 24 is pulled to release the fixing of the arched pad 22 and the leg of the patient, the arched pad 22 is detached, the hand wheel 14 is rotated anticlockwise, the hand wheel 14 drives the worm wheel 12 to rotate clockwise through the worm 13, the worm wheel 12 drives the cam 11 to rotate clockwise, the convex end of the cam 11 swings rightwards, meanwhile, the slide block 2 drives the two clamping plates 5 to move back and forth under the action of the spring 17 and to be far away from the legs of the patient, the clamping plates 5 are released from fixing the legs of the patient, the slide block 2 drives the guide shaft 8 to move backwards through the push rod 4, the guide shaft 8 drives the left end of the swing rod 10 to swing backwards through the short connecting rod 9, the right end of the swing rod 10 synchronously swings forwards, the front end face of the swing rod 10 is kept in contact with the outer face of the cam 11, when the opposite surfaces of the two sliding blocks 2 are respectively contacted with the sliding grooves, the hand wheel 14 stops rotating, and at the moment, the legs of the patient can be moved out of the device;

for a patient with limited leg joint movement, when the patient lies on a scanning bed, the bent part is placed above the blocking rod 7, the knob 20 is rotated clockwise, the knob 20 drives the screw rod 19 to rotate clockwise, the screw rod 19 drives the blocking rod to move upwards, the knob 20 is stopped to rotate when the blocking rod 7 is in contact with the limb of the patient, the patient cannot drive the blocking rod 7 to move downwards due to the self-locking property of the screw rod 19, the blocking rod 7 supports the limb of the patient, the comfort degree of the patient is improved, the hand wheel 14 is rotated clockwise, the two clamping plates 5 are moved relatively, the leg of the patient cannot swing left and right, the arched pad 22 is taken out, the arched pad 22 is fixed with the leg of the patient, the leg of the patient cannot move upwards, and at the moment, the CT scanning operation can be carried out on the leg of the patient;

after the scanning is finished, the free end of the binding band 24 is pulled, the fixing of the arched pad 22 to the leg of the patient is released, the hand wheel 14 is rotated anticlockwise, the fixing of the clamping plate 5 to the leg of the patient is released, the knob 20 is rotated anticlockwise, the knob 20 drives the stop lever 7 to move downwards through the screw rod 19, the support of the baffle 6 to the leg of the patient is released, when the lower end face of the stop lever is in contact with the moving groove, the rotation of the knob 20 is stopped, the stop lever 7 stops moving downwards, and at the moment, the leg of the patient can move from the device.

The utility model discloses well fixed 1 lower extreme elastic block of box, the lower terminal surface of elastic block are the arcwall face of evagination, prevent that this device from rotating on the scanning bed.

Claims

1. The utility model provides a lower limbs CT scanning fixing device of improvement, including left right direction's fixed box (1), a serial communication port, set up left right direction and the upper and lower sliding tray that link up on the lateral wall on fixed box (1), the left and right sides is equipped with slider (2) respectively in the sliding tray, slider (2) lower extreme stretches out the sliding tray and articulates there is long connecting rod (3), but the free end of two long connecting rod (3) articulates there is push rod (4) of a back-and-forth movement, slider (2) upper end stretches out the sliding tray and is equipped with splint (5), the shifting chute that link up about setting up the upper and lower direction and controlling on splint (5), fixed box (1) upper end is equipped with baffle (6) that are located between two splint (5), be equipped with shelves pole (7) that can reciprocate on baffle (6), both ends stretch out the shifting chute of its corresponding side respectively about shelves pole (7).

2. The improved lower limb CT scanning fixing device as claimed in claim 1, wherein the middle part of the push rod (4) is hinged with a short connecting rod (9) through a guide shaft (8) in the vertical axial direction, the free end of the short connecting rod (9) is hinged with a swing rod (10) in the left-right direction, and the middle part of the swing rod (10) is hinged with the fixing box (1).

3. The improved lower limb CT scanning fixing device as claimed in claim 1, wherein the fixing box (1) is rotatably connected with a cam (11) in the vertical axial direction, and the outer edge surface of the cam (11) is contacted with the front end surface of the swing rod (10).

4. An improved lower limb CT scanning fixing device as claimed in claim 3, wherein the upper end of the cam (11) is coaxially provided with a worm wheel (12), a worm (13) meshed with the worm wheel (12) is rotatably connected in the fixing box (1), and the front end of the worm (13) penetrates through the fixing box (1) and is provided with a hand wheel (14).

5. The improved lower limb CT scanning fixing device as claimed in claim 1, wherein the lower side wall of the fixing box (1) is provided with a front-back direction guide groove (15), and the guide shaft (8) is slidably connected with the guide groove (15).

6. The improved lower limb CT scanning fixing device as claimed in claim 1, wherein the sliding groove is internally provided with a left-right axial guide rod (16), the guide rod (16) is connected with the sliding block (2) in a sliding manner, and springs (17) positioned between the sliding block (2) and the baffle (6) on the corresponding side of the guide rod (16) are sleeved on the left side and the right side of the guide rod respectively.

7. The improved lower limb CT scanning fixing device as claimed in claim 1, wherein the baffle plate (6) is provided with a vertical slot (18) which penetrates through the baffle plate (6) from left to right, the baffle rod (7) is connected with the vertical slot (18) in a sliding manner, a vertical axial screw rod (19) is connected in the vertical slot (18) in a rotating manner, the screw rod (19) is connected with the baffle rod (7) in a threaded manner, and the upper end of the screw rod (19) penetrates through the baffle plate (6) and is provided with a knob (20).

8. The improved lower limb CT scanning fixing device as claimed in claim 1, wherein the opposite surfaces of the two splints (5) are detachably connected with an arched pad (22) through a first magic tape (21), the free end of the arched pad (22) is detachably connected with the baffle (6) through a second magic tape (23), and the left side and the right side of the arched pad (22) are respectively provided with a binding band (24).