CN110711046B - Sheep X-ray film fixing and adjusting device - Google Patents

Sheep X-ray film fixing and adjusting device Download PDF

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Publication number
CN110711046B
CN110711046B CN201911008498.5A CN201911008498A CN110711046B CN 110711046 B CN110711046 B CN 110711046B CN 201911008498 A CN201911008498 A CN 201911008498A CN 110711046 B CN110711046 B CN 110711046B
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China
Prior art keywords
sheep
side supporting
supporting rod
rod group
head
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CN201911008498.5A
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CN110711046A (en
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杨毅
刘浩
胡凌云
陈林
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West China Hospital of Sichuan University
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West China Hospital of Sichuan University
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Publication of CN110711046A publication Critical patent/CN110711046A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61DVETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
    • A61D3/00Appliances for supporting or fettering animals for operative purposes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/04Positioning of patients; Tiltable beds or the like
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2503/00Evaluating a particular growth phase or type of persons or animals
    • A61B2503/40Animals
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61DVETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
    • A61D3/00Appliances for supporting or fettering animals for operative purposes
    • A61D2003/003Appliances for supporting or fettering animals for operative purposes with head or neck restraining means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61DVETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
    • A61D3/00Appliances for supporting or fettering animals for operative purposes
    • A61D2003/006Appliances for supporting or fettering animals for operative purposes with leg or foot restraining means

Abstract

The invention discloses a fixing and adjusting device for sheep X-ray films, which comprises a head fixing device and a body part, wherein the head fixing device comprises a head cross rod, a head ejector rod, a head side rod, a sheep mouth fixing structure, a sheep horn fixing structure and a sliding nut structure; the body portion includes a door panel structure, side support bars, top side bars, bottom cross bars, bottom side bars, pedals, a bottom plate, and support legs; the head cross rod, the side support rods, the bottom cross rod and the support legs are all provided with sleeve sliding groove structures, the top side rod is provided with a hollowed sliding groove, the sliding nut structure is matched with the hollowed sliding groove, and the sliding nut structure comprises a wheel shaft; the supporting legs are provided with 4 supporting legs which are respectively positioned at the cross connection positions of the bottom cross rods and the bottom side rods. The invention has simple structure and strong operability, and can meet the requirements of X-ray films of different body positions of sheep.

Description

Sheep X-ray film fixing and adjusting device
Technical Field
The invention relates to a shooting fixing device, in particular to a fixing and adjusting device for a sheep X-ray shooting film.
Background
The X-ray radiography of the experimental sheep is a difficult problem of animal experiments, and the sheep cannot follow the instructions of people to finish the placement of different positions (cannot be matched) and cannot perform general anesthesia postradiography (the muscle tension changes the posture of the sheep losing the natural physiology after anesthesia).
At present, a plurality of experimenters are often adopted to cooperate with manual methods such as 'grabbing', 'pressing' and 'pressing' for sheep in animal experiments, and the methods comprise the following steps: the radiation exposure harm is large, sheep are not matched (resist), time and labor are wasted, the quality of the photographed image is poor, and the like.
Disclosure of Invention
The invention aims to provide a fixing and adjusting device for sheep X-ray films, which can meet the requirements of films shooting of different body positions of sheep by an adjusting method different from the traditional manual pressing, pulling, pressing and other modes.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
a fixing and adjusting device for sheep X-ray films comprises a head fixing device and a body part, wherein the head fixing device comprises a head cross rod, a head top rod, a head side rod, a sheep mouth fixing structure, a sheep horn fixing structure and a sliding nut structure; the body part comprises a door plate structure, a side supporting rod, a top side rod, a bottom cross rod, a bottom side rod, a pedal, a bottom plate and a supporting leg, and the whole body part is a rectangular frame surrounded by the bottom cross rod, the bottom side rod, the side supporting rod and the top side rod; the head cross rod, the side support rods, the bottom cross rod and the support legs are all provided with sleeve sliding groove structures, hollow sliding grooves are formed in the top side rods, the sliding nut structures are matched with the hollow sliding grooves, each sliding nut structure comprises a wheel shaft, and the head fixing device is connected with the body part through the sliding nut structures and the hollow sliding grooves; the supporting legs are provided with 4 supporting legs which are respectively positioned at the cross connection positions of the bottom cross rods and the bottom side rods.
Preferably, the upper part of the supporting leg is provided with a bottom plate groove, the bottom plate is matched with the bottom plate groove, the door plate structure comprises a door plate groove and a door plate, and the door plate is matched with the door plate groove.
Preferably, still include pulley gear, pulley gear includes pulley and hand brake device, 4 total pulley gear is located respectively the supporting leg below and with supporting leg fixed connection.
Preferably, the number of the side supporting rods is 12, the side supporting rods are divided into 6 pairs from the rear part of the body part to the front part, and the pairs of the side supporting rods are opposite to each other, and are respectively a first side supporting rod group, a second side supporting rod group, a third side supporting rod group, a fourth supporting rod group, a fifth supporting rod group and a sixth supporting rod group.
Furthermore, the lower half parts of the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are provided with pedal moving grooves.
Further, the pedal comprises a pedal body, a pedal screw and a pedal nut, the pedal screw is fixedly connected with the pedal body, the pedal screw is perpendicular to the side face of the pedal body, the pedal screw vertically penetrates through the pedal moving groove slot hole, and the pedal screw is matched with the pedal nut.
Furthermore, 2 upper sliding grooves are formed in the lower portions of the top side rods, 2 lower sliding grooves are formed in the upper portions of the bottom side rods, the upper sliding groove in each top side rod is located between the top of the first side supporting rod group and the top of the third side supporting rod group and between the top of the fourth side supporting rod group and the top of the sixth side supporting rod group, and the lower sliding groove in each bottom side rod is located between the bottom of the first side supporting rod group and the bottom of the third side supporting rod group and between the bottom of the fourth side supporting rod group and the bottom of the sixth side supporting rod group.
Furthermore, the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are perpendicular to the upper sliding groove, the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are perpendicular to the lower sliding groove, the tops of the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are connected with the upper sliding groove in a sliding mode, and the bottoms of the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are connected with the lower sliding groove in a sliding mode.
Preferably, the sheep mouth fixing structure is fixedly connected with the head side rod, and the sheep horn fixing structure is fixedly connected with the head top rod.
Preferably, the bottom plate is rectangular and is made of carbon fiber reinforced plastics; the sheep mouth fixing structure and the sheep horn fixing structure are made of carbon fibers.
The invention has the following advantages:
1. the radiation damage of the traditional manual mode to the experiment operator is avoided;
2. compared with the traditional manual mode which causes the intense resistance of the sheep, so that a great deal of time is consumed to finish a better piece, the method reduces the manpower requirement and greatly shortens the shooting time;
3. when a person grabs the neck and the horn of a sheep, the skeleton of the arm of the person can influence the quality of the shooting by X-ray development, a special adjusting and fixing mode is adopted, and a carbon fiber material is adopted in a key part, so that the influence of an external material on the quality of the shooting is avoided;
4. the head adjusting and fixing device provided by the invention can realize front-back sliding adjustment and axis rotation adjustment, can complete the photographing of cervical vertebra hyperextension, over-flexion and neutral position, meets the photographing requirement and improves the photographing quality;
5. the pedal provided by the invention can adjust the vertical height, the pedal where the forehoof is located is increased, and after the sheep inclines, the back of the sheep is prevented from shielding the cervical vertebra radiograph, so that the quality of the radiograph is improved while the radiograph of the cervical vertebra positive radiograph is completed;
6. the pedals provided by the invention are all heightened at the same time, and the signal receiving plate for taking pictures can be placed below the bottom plate, so that the taking pictures of the thoracolumbar orthophoto, the chest pictures and the abdomen plain pictures of the sheep can be easily completed;
7. the body part provided by the invention can be adjusted in height and width to adapt to sheep with different body sizes, so that the influence on the quality of the photograph caused by the movement of the sheep is avoided, and the phenomenon that the restraint of the sheep is too tight to aggravate the resistance of the sheep is also avoided.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a schematic view of the sliding connection between the side support bar and the lower sliding groove of the present invention;
FIG. 5 is a schematic view of the sliding connection between the side brace and the upper chute of the present invention.
In the figure: 1-door panel, 2-door panel groove, 3-first side supporting rod group, 4-second side supporting rod group, 5-third side supporting rod group, 6-fourth side supporting rod group, 7-fifth side supporting rod group, 8-sixth side supporting rod group, 9-bottom plate, 10-bottom plate groove, 11-pulley device, 12-supporting leg and 13-pedal body, 14-pedal moving groove, 15-top side rod, 16-bottom side rod, 17-bottom cross rod, 18-hollowed sliding groove, 19-sliding nut structure, 20-head cross rod, 21-head side rod, 22-head top rod, 23-sheep mouth fixing structure, 24-sheep horn fixing structure, 25-pedal screw, 26-pedal nut and 27-sleeve sliding groove structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, a sheep X-ray film fixing and adjusting device comprises a head fixing device and a body part, wherein the head fixing device comprises a head cross bar 20, a head top bar 22, a head side bar 21, a sheep mouth fixing structure 23, a sheep horn fixing structure 24 and a sliding nut structure 19, the head fixing device is a cubic frame surrounded by the head cross bar 20, the head top bar 22 and the head side bar 21, the sheep mouth fixing structure 23 and the sheep horn fixing structure 24 are all located in the whole frame of the head fixing device, the sheep mouth fixing structure 23 is divided into two parts with the same size and shape, the sheep mouth fixing structure 23 is fixedly connected with the head side bar 21, the sheep horn fixing structures 24 are distributed on two sides above the sheep mouth fixing structure 23 due to the biological structure corresponding to sheep, and the sheep horn fixing structures 24 are fixedly connected with the head top bar 22; the material of sheep mouth fixed knot constructs 23 and goat's horn fixed knot constructs 24 is the carbon fiber, and the carbon fiber material does not influence and take a photograph the piece, can not develop.
The body part comprises a door plate structure, side supporting rods, a top side rod 15, a bottom cross rod 17, a bottom side rod 16, a pedal, a bottom plate 9 and supporting legs 12, and the whole body part is a rectangular frame which is formed by surrounding the bottom cross rod 17, the bottom side rod 16, the side supporting rods and the top side rod 15; the head cross bar 20, the side supporting bars, the bottom cross bar 17 and the supporting legs 12 are all provided with sleeve sliding groove structures 27, and the sleeve sliding groove structures 27 enable the bars to be adjustable in length, so that the head fixing device and the body part can adapt to sheep with different head sizes and different body sizes; the top side rod 15 is provided with a hollowed-out sliding groove 18, specifically, as shown in fig. 1, the hollowed-out sliding groove 18 is located at one end of the body part, the sliding nut structure 19 is matched with the hollowed-out sliding groove 18, the sliding nut structure 19 comprises a wheel shaft 28, the head fixing device is connected with the body part through the sliding nut structure 19 and the hollowed-out sliding groove 18, one end of the body part where the head fixing device is located serves as a front part, namely, one end where the sheep head is located during shooting, and the other end of the body part serves as a rear part; the support legs 12 have 4 legs, each at the intersection of a bottom cross bar 17 and a bottom side bar 16.
The upper parts of the supporting legs 12 are provided with bottom plate grooves 10, the bottom plates 9 are matched with the bottom plate grooves 10, the door plate structure comprises door plate grooves 2 and door plates 1, the door plates 1 are matched with the door plate grooves 2, so that the bottom plates 9 can slide along the direction of the bottom plate grooves 10, workers can conveniently place the bottom plates before shooting or take out and clean the bottom plates after shooting, and the door plates 1 play a certain protection role to prevent sheep from running out of the rear parts in the shooting process; the bottom plate 9 is rectangular, and the material of the bottom plate 9 is carbon fiber reinforced plastic so as to avoid influencing the quality of the shooting; the bottom plate 9 can support sheep before or during shooting, and can also receive sheep excrement to prevent pollution of the shooting environment.
The technical scheme provided by the invention also comprises pulley devices 11, wherein each pulley device 11 comprises a pulley and a manual brake device, the number of the pulley devices 11 is 4, the pulley devices are respectively positioned below the supporting legs 12 and fixedly connected with the supporting legs 12, the movement of workers is convenient, and the manual brake device can prevent the accidental displacement from influencing the shooting effect.
As shown in fig. 1, in the technical solution provided by the present invention, there are 12 side support rods, which are divided into 6 pairs from the rear of the body part to the front, and two pairs of the side support rods are opposite to each other, and are respectively a first side support rod group 3, a second side support rod group 4, a third side support rod group 5, a fourth support rod group 6, a fifth support rod group 7 and a sixth support rod group 8, and the lower half parts of the side support rods of the second side support rod group 4 and the fifth side support rod group 7 are provided with pedal moving grooves 14.
The top side rods 15 of the body part are provided with 2 upper sliding grooves 29 below the top side rods 15, the bottom side rods 16 of the body part are provided with 2 lower sliding grooves 30 above the bottom side rods 16 of the body part, the upper sliding grooves 29 on each top side rod 15 are respectively positioned between the tops of the first side support rod group 3 and the top of the third side support rod group 5, the tops of the fourth side support rod group 6 and the top of the sixth side support rod group 8, and the lower sliding grooves 30 on each bottom side rod 16 are respectively positioned between the bottoms of the first side support rod group 3 and the third side support rod group 5, and the bottoms of the fourth side support rod group 6 and the sixth side support rod group 8; correspondingly, the side supporting rods of the second side supporting rod group 4 and the fifth side supporting rod group 7 are perpendicular to the upper sliding groove 29, and the side supporting rods of the second side supporting rod group 4 and the fifth side supporting rod group 7 are perpendicular to the lower sliding groove 30; as shown in fig. 4 and 5, the top of each side brace of the second side brace group 4 and the fifth side brace group 7 is slidably connected to the upper sliding groove 29, and the bottom of each side brace of the second side brace group 4 and the fifth side brace group 7 is slidably connected to the lower sliding groove 30.
Relative to the pedal moving groove 14, the pedal in the technical scheme provided by the invention comprises a pedal body 13, a pedal screw 25 and a pedal nut 26, wherein the pedal screw 25 is fixedly connected with the pedal body 13, the pedal screw 25 is vertical to the side surface of the pedal body 13, the pedal screw 25 vertically penetrates through a slotted hole of the pedal moving groove 14, and the pedal screw 25 is matched with the pedal nut 26; of course, the size of the plane of the pedal body 13 should be larger than the size of the cross section of the hoof.
Before shooting the film, a worker pushes the technical scheme provided by the invention into the film shooting environment wholly and manually, and a manual brake device is used for preventing sliding; the length of the side supporting rods, the length of the bottom cross rod 17, the length of the head cross rod 20 of the head fixing device and the relative position relation between the head fixing device and the body part are adjusted according to the body state and the size of the sheep to be filmed, so that the sheep can adapt to different widths, different heights and head positions of the sheep to be filmed. For example, the top side rod 15 of the body part is adjusted to the height of the sheep abdomen and leaks out of the upper half part of the sheep back, so that the lateral radiography of the sheep thoracolumbar vertebra can be completed, and the shielding of the whole frame is avoided.
In the shooting process, the positions of the second side supporting rod group 4 and the fifth side supporting rod group 7 are adjusted, sheep hoofs are placed on the pedal body 13 by driving the sheep, front legs and rear legs of the sheep are tied on the side supporting rods of the fifth side supporting rod group 7 and the second side supporting rod group 4 respectively, the sheep hoofs are tied on the pedal body 13, and the height of the pedal body 13 is adjusted according to different shooting requirements. For example, the following 2 examples: (1) the adjustment enables the pedal body 13 with the front hoof to ascend, the position of the pedal body 13 with the rear hoof to be unchanged, and the angle of the pedal body 13 with the front hoof to incline to a certain degree, so that the worker can clearly complete cervical vertebra orthophoria shooting of the sheep by matching with the change of the projection angle of the projection ball tube, and the phenomenon that the tail and the body of the sheep shield the neck of the sheep to influence the shooting quality is avoided; (2) simultaneously, the pedal body 13 is lifted to the same height, the bottom plate 9 is drawn out along the bottom plate groove 10, a worker places a signal receiving plate shot by X-rays below a sheep and shoots the sheep from the upper part of the sheep, and thoracolumbar orthobaric radiography and thoracoabdominal part orthobaric radiography of the sheep can be completed.
Meanwhile, the relative position of the head fixing device and the body part is adjusted by adjusting the position of the sliding nut structure 19, the relative angle of the head fixing device is adjusted by rotating the wheel shaft 28, and the sheep head is fixed by the sheep mouth fixing structure 23 and the sheep horn fixing structure 24, so that the photography in different positions such as the hyperextension, the over-flexion and the neutral position of the cervical vertebra of the sheep can be realized. Because the sheep mouth fixing structure 23 and the sheep horn fixing structure 24 are made of hard materials, the sheep mouth fixing structure cannot be completely adapted to different sheep head types, and certain binding treatment is performed if necessary. It should be noted that the binding tool used is made of a material that does not affect the photographic effect, such as plastic.
The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a sheep X-ray is taken photograph and is fixed adjusting device which characterized in that: the head fixing device comprises a head cross rod, a head ejector rod, a head side rod, a sheep mouth fixing structure, a sheep horn fixing structure and a sliding nut structure, and the whole head fixing device is a cubic frame surrounded by the head cross rod, the head ejector rod and the head side rod; the body part comprises a door plate structure, a side supporting rod, a top side rod, a bottom cross rod, a bottom side rod, a pedal, a bottom plate and a supporting leg, and the whole body part is a rectangular frame surrounded by the bottom cross rod, the bottom side rod, the side supporting rod and the top side rod; the head cross rod, the side support rods, the bottom cross rod and the support legs are all provided with sleeve sliding groove structures, hollow sliding grooves are formed in the top side rods, the sliding nut structures are matched with the hollow sliding grooves, each sliding nut structure comprises a wheel shaft, and the head fixing device is connected with the body part through the sliding nut structures and the hollow sliding grooves; the number of the supporting legs is 4, and the supporting legs are respectively positioned at the cross connection positions of the bottom cross bars and the bottom side bars;
the sheep mouth fixing structure is fixedly connected with the head side rod, and the sheep horn fixing structure is fixedly connected with the head ejector rod.
2. The fixing and adjusting device for sheep X-ray photography according to claim 1, characterized in that: the door plate structure comprises a door plate groove and a door plate, and the door plate is matched with the door plate groove.
3. The fixing and adjusting device for sheep X-ray photography according to claim 1, characterized in that: still include pulley gear, pulley gear includes pulley and hand brake device, 4 total pulley gear are located respectively supporting leg below and with supporting leg fixed connection.
4. The fixing and adjusting device for sheep X-ray photography according to claim 1, characterized in that: the number of the side supporting rods is 12, the side supporting rods are divided into 6 pairs from the rear part of the body part to the front part, and the pairs of the side supporting rods are opposite to each other, and are respectively a first side supporting rod group, a second side supporting rod group, a third side supporting rod group, a fourth supporting rod group, a fifth supporting rod group and a sixth supporting rod group.
5. The fixing and adjusting device for sheep X-ray photography according to claim 4, characterized in that: the lower half parts of the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are provided with pedal moving grooves.
6. The fixing and adjusting device for sheep X-ray photography according to claim 5, characterized in that: the pedal comprises a pedal body, a pedal screw rod and a pedal nut, the pedal screw rod is fixedly connected with the pedal body, the pedal screw rod is perpendicular to the side face of the pedal body, the pedal screw rod vertically penetrates through the pedal moving groove slot hole, and the pedal screw rod is matched with the pedal nut.
7. The fixing and adjusting device for sheep X-ray photography according to claim 4, characterized in that: the top side rods are provided with 2 upper sliding grooves below the top side rods, the bottom side rods are provided with 2 lower sliding grooves above the bottom side rods, the upper sliding grooves on each top side rod are respectively positioned between the top of the first side supporting rod group and the top of the third side supporting rod group and between the top of the fourth side supporting rod group and the top of the sixth side supporting rod group, and the lower sliding grooves on each bottom side rod are respectively positioned between the bottom of the first side supporting rod group and the bottom of the third side supporting rod group and between the bottom of the fourth side supporting rod group and the bottom of the sixth side supporting rod group.
8. The fixing and adjusting device for sheep X-ray photography according to claim 7, characterized in that: the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are perpendicular to the upper sliding groove, the side supporting rods of the second side supporting rod group and the fifth side supporting rod group are perpendicular to the lower sliding groove, the top of each side supporting rod of the second side supporting rod group and the fifth side supporting rod group is connected with the upper sliding groove in a sliding mode, and the bottom of each side supporting rod of the second side supporting rod group and the fifth side supporting rod group is connected with the lower sliding groove in a sliding mode.
9. The fixing and adjusting device for sheep X-ray photography according to claim 1, characterized in that: the bottom plate is rectangular and made of carbon fiber reinforced plastics; the sheep mouth fixing structure and the sheep horn fixing structure are made of carbon fibers.
CN201911008498.5A 2019-10-22 2019-10-22 Sheep X-ray film fixing and adjusting device Active CN110711046B (en)

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CN110711046B true CN110711046B (en) 2021-08-20

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CN113425448B (en) * 2021-06-25 2022-09-09 浙江工业大学 Parallel mechanism for bird posture fixation

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AU1890376A (en) * 1975-11-07 1978-04-27 Whiteley, W. B. & Whiteley, Me Sheepshearing cradle
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