CN109363706B - CT scanner for brain detection - Google Patents
CT scanner for brain detection Download PDFInfo
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- CN109363706B CN109363706B CN201811283144.7A CN201811283144A CN109363706B CN 109363706 B CN109363706 B CN 109363706B CN 201811283144 A CN201811283144 A CN 201811283144A CN 109363706 B CN109363706 B CN 109363706B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/032—Transmission computed tomography [CT]
- A61B6/035—Mechanical aspects of CT
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/50—Clinical applications
- A61B6/501—Clinical applications involving diagnosis of head, e.g. neuroimaging, craniography
Abstract
The invention discloses a CT scanner for brain detection, which comprises a scanning frame; the scanning cavity is arranged on the scanning frame; the scanning bed comprises a base, a bed plate which can move back and forth and is arranged on the base, and a driving component for driving the bed plate to move back and forth, wherein the bed plate can pass through the scanning cavity when moving forward; the lifting device is arranged on the base and used for adjusting the horizontal height of the bed board; the deformation structure is used for controlling the bed plate to deform from a straight bed plate shape to a seat shape; the head support positioning device is arranged on the scanning frame and used for adjusting the position of the head support; and the flexible layer is arranged on the upper surface of the head support and is used for reducing the discomfort of the head of the patient when the head of the patient is placed on the head support. The position of the head support relative to the scanning frame is adjustable, so that the condition that the position of the head support makes a patient feel uncomfortable can be effectively avoided; the flexible layer is arranged on the head support, so that the head support can be effectively prevented from being too hard, and the comfortable sensation is enhanced.
Description
Technical Field
The invention belongs to the technical field of diagnostic instruments, and particularly relates to a CT (computed tomography) scanner for brain detection.
Background
Alzheimer's Disease (AD) is a progressive degenerative disease of the nervous system with occult onset. Clinically, it is characterized by generalized dementia such as memory impairment, aphasia, disuse, agnosia, impairment of visual-spatial skills, dysfunction in executive functioning, and personality and behavioral changes. The patients with the disease are usually old people over 70 years old, and the disease can be caused by progressive failure of immune system, weakened body detoxification function, lentivirus infection and the like caused by aging of human body functions.
The existing treatment means is generally used for detecting the hippocampus of the brain of the old people suffering from the disease to judge the disease condition and the treatment condition, and many researches also record experimental data by scanning the brain. Chinese patent CN207306680U discloses a "CT examining table", which includes a bed plate, bed legs and a head support arranged on the bed plate, but with this structure, the position of the head support cannot be adjusted, and it is difficult to adapt to the requirements of different patients on the position of the head support; and the head rest is usually made of plastic, and the trunk is poor in inspection.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the CT scanner which is used for brain detection and has adjustable head support position and high comfort.
In order to achieve the purpose, the invention adopts the following technical scheme: a CT scanner for brain detection comprises
A scanning frame, on which a head support is arranged;
the scanning cavity is arranged on the scanning frame;
the scanning bed comprises a base, a bed plate which can move back and forth and is arranged on the base, and a driving component for driving the bed plate to move back and forth, wherein the bed plate can pass through the scanning cavity when moving forward;
the lifting device is arranged on the base and used for adjusting the horizontal height of the bed board;
the deformation structure is used for controlling the bed plate to deform from a straight bed plate shape to a seat shape;
the head support positioning device is arranged on the scanning frame and used for adjusting the position of the head support;
and the flexible layer is arranged on the upper surface of the head support and is used for reducing the discomfort of the head of the patient when the head of the patient is placed on the head support.
The position of the head support relative to the scanning frame is adjustable, so that the condition that the position of the head support is uncomfortable for a patient can be effectively avoided, the head support can be better matched with the scanning frame to adjust the patient to the most appropriate scanning position, and the scanning effect is better; the head support is provided with the flexible layer, so that the head support can be effectively prevented from being too hard, and the comfort is enhanced;
secondly, the height of the bed board is controlled through the lifting device, so that when a patient with mobility disability is detected, the bed board can be lifted to the height of the lowered position, the patient can directly sit on the bed board without climbing operation, and the patient is effectively prevented from falling off the bed board when the patient is unconscious; moreover, as the position of the bed plate is lower, when medical staff lift patients with late Alzheimer's disease who are paralyzed in the bed onto the bed plate, the height required to be lifted is effectively reduced, the medical staff is more labor-saving, and the condition that the patients collide with the bed plate due to too low lifting height of the patients is effectively avoided, so that the patients are prevented from being injured; the bed board can be deformed into a seat state, and can be positioned at a lower height, so that when a patient riding instead of walking by the wheelchair is moved, the patient on the wheelchair can be moved onto the bed board in the seat state by only one medical staff, and after the patient is moved onto the bed board, the patient can be maintained on the bed board in a sitting posture, and the medical staff does not need to support the patient by the body of the medical staff to avoid the patient from inclining; and the patient can also directly follow the reply of the bed board when lying at ordinary times, and medical staff is not required to support the patient with hands all the time to lie flat, thereby further reducing the workload and the working strength of the medical staff.
Furthermore, the head support positioning device comprises two guide rails arranged on the scanning bed, a plurality of positioning holes arranged on the guide rails, an opening arranged on the head support for the guide rails to pass through, a limiting plate fixedly connected to the head support and a locking member penetrating through the limiting plate, and the locking member can be screwed into the positioning holes; the position of the head support is locked through the matching of the locking piece and the positioning hole, and the problem that the head support is shifted after being adjusted in place is effectively solved.
Furthermore, the head support, the guide rail, the limiting plate and the locking piece are all made of plastics; the scanning device is prevented from being made of metal, and the scanning result is not influenced.
Furthermore, a head placing cavity positioned in the middle and arm placing cavities arranged on two sides of the head placing cavity are arranged on the head support; the flexible layer is a sponge layer adhered to the upper surface of the head support, and downward depressions are respectively formed in the positions, corresponding to the head placing cavity and the arm placing cavity, of the sponge layer; the arm placing cavity is formed, so that when the arm of a patient stretches backwards, the arm can be placed in the arm placing cavity, and the comfortable sensation is stronger.
Furthermore, a cloth covering layer covering the flexible layer is arranged on the head support, and magic tapes are respectively arranged at the two ends of the cloth covering layer and on the left side wall and the right side wall of the head support; magic tapes are respectively arranged on the flexible layer corresponding to the concave and the covering cloth layer corresponding to the concave; the cover cloth layer is made of cloth or leather and is in direct contact with the human body, so that the direct contact between the human body and the sponge layer is avoided; the apron layer accessible magic is pasted and is dismantled, and then conveniently dismantles the cover cloth layer.
Furthermore, the bed board comprises a bottom board, a head board body close to the scanning frame, a hip board body movably connected with the head board body and a leg board body movably connected with the hip board body, wherein the head board body can be upwards overturned relative to the hip board body, and the leg board body can be downwards overturned relative to the hip board body; through the arrangement of the three plate bodies, after the bed plate is deformed into the shape of the chair, the head, the hip and the legs of a patient can be effectively manufactured, and the patient is prevented from inclining due to no position borrowing force; the three plate bodies are movably connected, so that when the scanning bed is turned to be in a horizontal state, the bed plate can be formed, and the dual-purpose function of the scanning bed is realized.
Furthermore, the deformation structure comprises a cavity arranged on the bottom plate, a supporting seat arranged in the cavity and used for connecting the hip plate body and the bottom plate, a jacking component arranged in the cavity and matched with the head plate body, and a pull-down component arranged in the cavity and matched with the hip plate body; through the setting of supporting seat, effectively avoided buttock plate body lower part to fall to the sky, because the buttock plate body has born most weight to the setting of supporting seat has guaranteed that the buttock plate body has good stable holding power, has improved the firm degree of bed board, avoids under the seat state, and the buttock plate body appears sunken the condition.
Furthermore, the jacking device comprises a slide rail arranged along the length direction of the cavity, a moving seat which can move back and forth and is arranged on the slide rail, and a jacking rod arranged on the moving seat, wherein the upper end of the jacking rod is movably connected with an angle adjusting head, an open slot for inserting the angle adjusting head is arranged on the head plate body, and the angle adjusting head is fixedly connected with the open slot; in the process that the jacking rod continuously jacks upwards, the head plate body slowly turns upwards, and meanwhile the sliding rail drives the moving seat to slowly move forwards, so that the head plate body gradually tends to be vertical to the leg plate body; compare in direct with the jacking rod set up in the condition that is close to head plate body and shank plate body junction position, carry out the jacking by the position of principle junction earlier, the arm of force is longer, and the jacking operation is comparatively laborsaving to upwards turn the head plate body more easily, reduce the power of jacking rod, reduce the power consumption.
In summary, the invention has the following advantages: the position of the head support relative to the scanning frame is adjustable, so that the condition that the position of the head support is uncomfortable for a patient can be effectively avoided, the head support can be better matched with the scanning frame to adjust the patient to the most appropriate scanning position, and the scanning effect is better; the flexible layer is arranged on the head support, so that the head support can be effectively prevented from being too hard, and the comfortable sensation is enhanced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial schematic view of fig. 1.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a side view of the present invention.
Fig. 5 is a cross-sectional view taken along line a-a of fig. 4.
Fig. 6 is an enlarged view at B in fig. 5.
Fig. 7 is a front view of the present invention.
Fig. 8 is a cross-sectional view taken along line C-C of fig. 7.
Fig. 9 is an enlarged view of a portion a in fig. 8.
Fig. 10 is an enlarged view at B in fig. 8.
FIG. 11 is an exploded view of the present invention.
Fig. 12 is a cross-sectional view of a base in the present invention.
Fig. 13 is a schematic structural view of the moving frame according to the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1 to 13, a CT scanner for brain examination includes a scanning frame 1, a scanning cavity 11, a scanning bed 2, a head rest 10, a head rest positioning device, a flexible layer 20, a cloth covering layer 40, a lifting device, a deformation structure, and a moving frame 7, wherein the scanning cavity 11 is disposed on the scanning frame 1, and other structures inside the scanning frame are the same as those of the scanning frame in the prior art, such as the scanning frame disclosed in chinese patent CN108618790A, and specific structures and principles are not repeated; the scanning bed 2 comprises a base 21, a bed plate 22 and a driving part, wherein the bed plate 22 can be arranged on the base in a front-back motion manner, and the bed plate 22 can pass through the scanning cavity 11 when moving forwards; the driving part is used for driving the bed board to move back and forth, and comprises a rotor 61 arranged at the lower part of the bottom plate 221 and a driving track 62 arranged on the base 21 and matched with the rotor, wherein the driving track is a strip-shaped groove arranged on the base, a stator of a linear motor is arranged in the driving track, and the rotor is the rotor of the linear motor, so that the rotor can move along the stator to drive the bed board to move; the principle of the linear motor and the matching between the rotor and the stator are the prior art and are not described again; the lifting device is arranged on the base 21 and is used for adjusting the horizontal height of the bed plate 22; specifically, the base 21 includes an upper base body 211, a lower base body 212, and an elastic connection layer 213 disposed between the upper and lower base bodies, wherein the elastic connection layer 213 is a sleeve made of rubber, and the middle portion of the sleeve has a corrugated bend, the upper end of the elastic connection layer 213 is fixedly connected with the upper base body, and the lower end is fixedly connected with the lower base body; the lifting device comprises an upper groove cavity 214 arranged in the upper seat body, a lower groove cavity 215 arranged in the lower seat body and a lifting rod 216, one end of the lifting rod 216 is fixedly embedded in the lower groove cavity 215, and the other end of the lifting rod 216 is fixedly connected with the upper groove cavity 214; preferably, the lifting rod is a commercially available hydraulic rod, and when a piston rod of the hydraulic rod moves downwards, the upper seat body can be driven to descend; the height adjustment of the bed board is realized through the lifting of the base, the difficulty of arranging the lifting device in the base is reduced by more than half compared with the difficulty of arranging the lifting device on the bed board, and the assembly difficulty is effectively reduced; and adopt the base to go up and down, the space amplitude of liftable is bigger, and the operating mode that can use is more.
The head rest 10 and the head rest positioning device are both arranged on the scanning frame 1, and the head rest positioning device is used for adjusting the position of the head rest 10; the flexible layer 20 is arranged on the upper surface of the head rest 10 and is used for reducing the discomfort of the head of a patient when the head of the patient is placed on the head rest 10;
specifically, the head rest positioning device comprises two guide rails 301, a plurality of positioning holes 302, an opening 303, a limiting plate 304 and a locking member 305, wherein the head rest 10, the guide rails 301, the limiting plate 304 and the locking member 305 are all made of plastics; the two guide rails 301 are arranged in a strip structure and fixedly connected to the upper surface of the scanning bed; the guide rails with the positioning holes 302 are uniformly distributed in the length direction at intervals, and the two guide rails are respectively provided with the positioning holes 302; the number of the openings 303 is 2, the openings are correspondingly arranged at the lower part of the head support, and the two guide rails respectively penetrate through the two openings; the number of the limiting plates 304 is also 2, the positions of the limiting plates are respectively corresponding to the two openings, and the limiting plates are fixedly connected to the side wall of the head support; retaining member 305 wears to locate on the limiting plate, is equipped with the external screw thread on the retaining member 305 outer wall, be equipped with the internal thread on the locating hole inner wall, retaining member 305 can rotate go into extremely in the locating hole 302, with locating hole threaded connection.
The head rest 10 is provided with a head placing cavity 101 positioned in the middle and arm placing cavities 102 arranged on two sides of the head placing cavity, and the head placing cavity 101 and the arm placing cavity 102 are both arc-shaped depressions; the flexible layer 20 is a sponge layer adhered to the upper surface of the head support, and the positions of the sponge layer corresponding to the head placing cavity 101 and the arm placing cavity 102 are respectively provided with downward depressions; the covering cloth layer 40 is arranged on the head support, specifically, the covering cloth layer is coated on the flexible layer, and magic tapes 50 are respectively arranged on the left side wall and the right side wall of the head support at two ends of the covering cloth layer 40; the flexible layer 20 is provided with a magic tape 50 corresponding to the recess and the covering cloth layer 40 corresponding to the recess, which can be purchased directly from the market, and the structure is not repeated.
Further, the bed board 22 is made of plastic, and includes a bottom board 221, a head board 222, a hip board 223 and a leg board 224, the head board 222 is close to the scanning frame, the leg board 224 is located at one end of the scanning frame, and the hip board 223 is located between the head and the leg boards; one end of the hip plate body 223 is pivoted with the head plate body 222, the other end is pivoted with the leg plate body 224, the head plate body 222 can be turned upwards relative to the hip plate body 223, and the leg plate body 224 can be turned downwards relative to the hip plate body 223; the joint is not a metal bolt but a bolt made of a non-metal material, such as glass fiber reinforced plastic, so that the influence of the metal material on the scanning result is effectively avoided; the deformation structure is used for controlling the bed plate 22 to deform from a flat bed plate shape to a seat shape; specifically, the deformation structure includes a cavity 31 formed in the bottom plate, a support seat 32 disposed in the cavity and used for connecting the hip plate and the bottom plate, a jacking component disposed in the cavity and matched with the head plate 222, and a pulling component disposed in the cavity and matched with the hip plate 223, wherein the support seat 32 is also made of plastic.
The jacking device comprises a slide rail 41, a movable seat 42 and a jacking rod 43, wherein the slide rail 41 and the movable seat are rodless cylinders directly purchased in the market, the jacking rod is a hydraulic rod, and the structure is not repeated; because the structures are all positioned in the bed plate, metal parts can not influence the scanning structure; the upper end of the jacking rod is movably connected with an angle adjusting head 44 made of plastic, and the structure of the angle adjusting head 44 is the same as that of the universal joint; an open slot 225 for inserting an angle adjusting head is arranged on the back of the head plate body 222, one end of the angle adjusting head 44 is connected with the jacking rod, and the other end of the angle adjusting head is fixedly connected with the open slot 225 after penetrating into the open slot 225; in the process that the jacking rod continuously jacks upwards, the head plate body slowly turns upwards, and meanwhile the sliding rail drives the moving seat to slowly move forwards, so that the head plate body gradually tends to be vertical to the leg plate body; compare in direct with the jacking rod set up in the condition that is close to head plate body and shank plate body junction position, carry out the jacking by the position of principle junction earlier, the arm of force is longer, and the jacking operation is comparatively laborsaving to upwards turn the head plate body more easily, reduce the power of jacking rod, reduce the power consumption.
The pull-down component comprises a pull-down rod 51 and an elastic support assembly which is arranged on the bottom plate and matched with the leg plate body, the pull-down rod 51 is also a hydraulic rod, one end of the hydraulic rod is connected with the leg plate body, and the other end of the hydraulic rod is fixedly connected with the bottom of the cavity 31; when the piston rod of the lower pull rod 51 moves downwards, the leg plate body can be turned downwards; through the arrangement of the elastic supporting assembly, the leg plate body is ensured not to be directly abutted against the bottom plate when being turned downwards, and the situation that the leg plate body cannot be turned downwards is avoided; the elastic support component can support the leg plate body together with the pull-down component, and compared with the mode of only setting the pull-down component, the problem that the leg plate body cannot be well supported due to too few support points and too short distance between the support points and the joint of the leg plate body and the hip plate body can be effectively avoided, so that the leg plate body is prevented from being turned over when the bed plate is in a straight state, and the situation that the joint is damaged after long-term use is avoided.
The elastic manufacturing assembly comprises a C-shaped supporting plate 52, a C-shaped groove 53 and a plurality of elastic supporting pieces 54, the C-shaped groove 53 is formed in the side wall, the lower portion of the C-shaped supporting plate 52 can penetrate into the C-shaped groove 53, the elastic supporting pieces 54 are uniformly distributed in the C-shaped groove 53 at intervals, the elastic supporting pieces 54 are preferably springs, one end of each spring is fixedly connected to the bottom of the C-shaped groove 53, and the other end of each spring is fixedly connected to the lower portion of the C-shaped supporting plate 52, so that restoring force can be applied to the C-shaped supporting plate 52; the C-shaped supporting plate 52 is against the leg plate body in the initial normal state, and when the leg plate body 224 is turned over downwards, the C-shaped supporting plate 52 is pressed to turn over downwards; the C-shaped support effect is stable, and compared with a straight plate support mode, the support area of the leg plate body is increased, and the support is more stable; and the C-shaped structure can disperse the weight of the legs of the patient to a certain degree, thereby further reducing the possibility that the leg plate body tends to turn down when the bed bottom is in a straight state.
The movable frame 7 is used for directly moving the patient from a sickbed to the bed board 22, a placing cavity 8 is arranged on the bed board 22, and the movable frame 7 can be placed in the placing cavity 8 in a left-right moving mode; specifically, the placement cavity 8 includes a first cavity 81 disposed in the head plate, a second cavity 82 disposed in the hip plate, and a third cavity 83 disposed on the leg plate, the movable frame 7 is made of plastic, and includes a connecting rod 71 and a plurality of movable support rods 72 uniformly distributed on the connecting rod at intervals along the length direction of the connecting rod, and the movable support rods 72 and the connecting rod are integrally formed by injection molding; the connecting rod 71 is arranged along the length direction of the placing cavity 8 and is placed in the placing cavity; specifically, the connecting rod 71 includes a first rod segment 711 disposed in the first cavity, a second rod segment 712 disposed in the second cavity, a third rod segment 713 disposed in the third cavity, a first deformation segment 714 for connecting the first rod segment and the second rod segment, and a second deformation segment 715 for connecting the second rod segment and the third rod segment; the first deformation section and the second deformation section are both arc plastic sheets and have certain elasticity and deformation capacity, and the first deformation section and the second deformation section can be integrally injection-molded with the 3 plate bodies, so that the processing is convenient; (ii) a The deformation section effectively ensures that the movable frame can deform along with the deformation of the bed board when the bed board deforms, and ensures the normal operation of the deformation; and the deformation section has restoring force and elasticity, and then when removing the patient, still can keep removing the frame and maintain at straight state, avoids removing the frame and appears supporting unstable condition.
The mounting cavity 8 is detachably connected with a cover plate 9, the cover plate is also made of plastic to shield the moving frame, a plurality of positioning rods 91 made of plastic are uniformly distributed on the lower surface of the cover plate 9 at intervals, and the positioning rods 91 are of strip-shaped structures and are directly injection-molded with the cover plate; when the cover plate is arranged in the accommodating cavity, the positioning rod 91 is just inserted between two adjacent movable support rods; preferably, in order to adapt to the deformation of the bed board, the cover plate 9 includes a first plate 911, a second plate 912, a third plate 913, a first flexible member 914 for connecting the first plate and the second plate, and a second flexible member 915 for connecting the second plate and the third plate; the positions of the first, second and third plate bodies are respectively arranged corresponding to the first, second and third cavities, and the positions of the first and second flexible parts are respectively arranged corresponding to the positions of the first and second deformation sections; the first flexible piece and the second flexible piece are rubber sheets made of rubber and are fixedly connected with the moving and moving part in a bonding mode through glue; the containing cavity is sealed through the cover plate, so that gaps or gaps and the like on the upper surface of the bed plate when the bed plate is in a seat state are avoided, and the patient is ensured not to feel uncomfortable when lying on the bed plate; the cover plate is also provided with 3 plate bodies, so that the cover plate can cover the placing cavity, the deformation of the bed plate to the seat state is not influenced, and the bed plate is enabled to realize dual-purpose functions; secondly, the flexible part can be stretched or extruded when the bed board deforms, so that the deformation of the adjacent board bodies at the connection position of the adjacent board bodies is well adapted to influence; the flexible piece can shield the adjacent plate bodies even if a certain gap is formed between the adjacent plate bodies when the bed plate is in a normal straight state, so that the phenomenon that the gap clamps meat of a patient in the deformation process of the bed plate is avoided; the positioning of the cover plate by the movable frame is realized through the matching of the positioning rod and the movable support rod, and the situation that the cover plate is displaced when the bed plate is in a normal use state is effectively avoided; and because the positioning rods and the movable support rods are arranged in a staggered manner, when the cover plate is taken out, the cover plate only needs to be pulled out, and the operation is simple and convenient.
Preferably, the front and rear side walls of the placement cavity 8 are respectively provided with a strip-shaped positioning slot 81, the front and rear sides of the cover plate 9 are respectively provided with a strip-shaped clamping portion 92, and the clamping portion 92 can be inserted into the positioning slot; and the width of the positioning groove 81 is gradually reduced along the width direction of the bed plate 22, so that the clamping force of the positioning groove on the clamping part is increased in the process that the cover plate is continuously pushed into the accommodating cavity, and the cover plate is firmly positioned in the accommodating cavity.
The hydraulic rod and the rodless motor are both electrically connected with a central processing system of the scanner, and the central processing system is used for controlling the work, and the specific control method is the prior art and is not described any more.
Claims (5)
1. A CT scanner for brain detection, comprising: comprises that
A scanning frame (1) which is provided with a head support (10);
a scanning cavity (11) arranged on the scanning frame (1);
the scanning bed (2) comprises a base (21), a bed board (22) which can move back and forth and is arranged on the base, and a driving component for driving the bed board to move back and forth, wherein the bed board (22) can pass through the scanning cavity (11) when moving forward;
the lifting device is arranged on the base (21) and is used for adjusting the horizontal height of the bed plate (22);
the deformation structure is used for controlling the bed plate (22) to deform from a straight bed plate shape to a seat shape;
the head support positioning device is arranged on the scanning frame (1) and is used for adjusting the position of the head support (10);
a flexible layer (20) provided on the upper surface of the head rest (10) for reducing discomfort when the head of a patient is placed on the head rest (10);
the moving frame (7) is used for moving the patient from a sickbed to the bed board (22) directly;
the bed board (22) comprises a bottom board (221), a head board body (222) close to the scanning frame, a hip board body (223) movably connected with the head board body and a leg board body (224) movably connected with the hip board body, wherein the head board body (222) can be upwards overturned relative to the hip board body (223), and the leg board body (224) can be downwards overturned relative to the hip board body (223);
the deformation structure comprises a cavity (31) arranged on the bottom plate, a supporting seat (32) arranged in the cavity and used for connecting the hip plate body and the bottom plate, a jacking part arranged in the cavity and matched with the head plate body (222), and a pulling part arranged in the cavity and matched with the hip plate body (223);
the jacking component comprises a sliding rail (41), a moving seat (42) and a jacking rod (43), the upper end of the jacking rod is movably connected with an angle adjusting head (44) made of plastics, the back of a head plate body (222) is provided with an open slot (225) for the angle adjusting head to insert, one end of the angle adjusting head (44) is connected with the jacking rod, and the other end of the angle adjusting head penetrates into the open slot (225) and then is fixedly connected with the open slot (225); in the process that the jacking rod continuously jacks upwards, the head plate body slowly turns upwards, and meanwhile the sliding rail drives the moving seat to slowly move forwards;
the lower pull component comprises a lower pull rod (51) and an elastic support assembly which is arranged on the bottom plate and matched with the leg plate body, the jacking rod (43) is a hydraulic rod, the lower pull rod (51) is also a hydraulic rod, one end of the hydraulic rod is connected with the leg plate body, and the other end of the hydraulic rod is fixedly connected with the bottom of the cavity (31); when a piston rod of the lower pull rod (51) moves downwards, the leg plate body can be turned downwards;
a placing cavity (8) is arranged on the bed board (22), and the movable frame (7) can be placed in the placing cavity (8) in a left-right moving mode; the mounting cavity (8) comprises a first cavity (81) arranged in the head plate body, a second cavity (82) arranged in the hip plate body and a third cavity (83) arranged on the leg plate body;
the movable frame (7) comprises a connecting rod (71) and a plurality of movable support rods (72) which are uniformly distributed on the connecting rod at intervals along the length direction of the connecting rod, and the movable support rods (72) and the connecting rod are integrally formed through injection molding; the connecting rod (71) is arranged along the length direction of the mounting cavity (8) and is arranged in the mounting cavity;
the connecting rod (71) comprises a first rod section (711) arranged in the first cavity, a second rod section (712) arranged in the second cavity, a third rod section (713) arranged in the third cavity, a first deformation section (714) used for connecting the first rod section and the second rod section, and a second deformation section (715) used for connecting the second rod section and the third rod section;
the placing cavity (8) is detachably connected with a cover plate (9).
2. The CT scanner for brain detection according to claim 1, wherein: head support positioner is including locating two guide rails (301) on the scanning bed, locate a plurality of locating holes (302) on the guide rail, locate opening (303) that supply the guide rail to pass on the head support, link firmly limiting plate (304) on the head support and wear to locate retaining member (305) on this limiting plate, but this retaining member (305) screw in extremely in locating hole (302).
3. The CT scanner for brain detection according to claim 2, wherein: the head support (10), the guide rail (301), the limiting plate (304) and the locking piece (305) are all made of plastics.
4. The CT scanner for brain detection according to claim 1, wherein: the head support (10) is provided with a head placing cavity (101) positioned in the middle and arm placing cavities (102) arranged at two sides of the head placing cavity; the flexible layer (20) is a sponge layer adhered to the upper surface of the head support, and the positions of the sponge layer corresponding to the head placing cavity (101) and the arm placing cavity (102) are respectively provided with downward depressions.
5. The CT scanner for brain detection according to claim 4, wherein: a covering cloth layer (40) coated on the flexible layer is arranged on the head support (10), and magic tapes (50) are respectively arranged on the left side wall and the right side wall of the head support at two ends of the covering cloth layer (40); magic tapes (50) are respectively arranged on the flexible layer (20) corresponding to the depressions and the cover cloth layer (40) corresponding to the depressions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811283144.7A CN109363706B (en) | 2018-10-31 | 2018-10-31 | CT scanner for brain detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811283144.7A CN109363706B (en) | 2018-10-31 | 2018-10-31 | CT scanner for brain detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109363706A CN109363706A (en) | 2019-02-22 |
| CN109363706B true CN109363706B (en) | 2020-08-25 |
Family
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| CN111558170A (en) * | 2020-04-23 | 2020-08-21 | 山东中医药高等专科学校 | Limb fixing structure and tumor thermotherapy instrument with same |
| CN113476070B (en) * | 2021-07-28 | 2022-04-05 | 北京锐视康科技发展有限公司 | Special PET check out test set of brain |
Citations (7)
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| CN201987564U (en) * | 2011-03-09 | 2011-09-28 | 山东省千佛山医院 | Upper limb bracket for CT (Computer Tomography) scan on body part |
| JP2013208207A (en) * | 2012-03-30 | 2013-10-10 | Ge Medical Systems Global Technology Co Llc | Carriage and medical apparatus |
| CN204542172U (en) * | 2015-04-12 | 2015-08-12 | 昆明医科大学第一附属医院 | A kind of removable electric-controlled type CT examination bed |
| CN205568970U (en) * | 2016-04-20 | 2016-09-14 | 重庆市第六人民医院 | Positioning pillow for CT (Computed tomography) examination |
| CN205758589U (en) * | 2016-01-18 | 2016-12-07 | 深圳市星海激光成型技术有限公司 | A kind of CT examinating couch |
| CN207168511U (en) * | 2017-03-13 | 2018-04-03 | 南阳师范学院 | A kind of CT image collecting devices |
| CN108186269A (en) * | 2018-02-06 | 2018-06-22 | 田玉洁 | A kind of Support bracket of Pediatric Clinic incidence |
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2018
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201987564U (en) * | 2011-03-09 | 2011-09-28 | 山东省千佛山医院 | Upper limb bracket for CT (Computer Tomography) scan on body part |
| JP2013208207A (en) * | 2012-03-30 | 2013-10-10 | Ge Medical Systems Global Technology Co Llc | Carriage and medical apparatus |
| CN204542172U (en) * | 2015-04-12 | 2015-08-12 | 昆明医科大学第一附属医院 | A kind of removable electric-controlled type CT examination bed |
| CN205758589U (en) * | 2016-01-18 | 2016-12-07 | 深圳市星海激光成型技术有限公司 | A kind of CT examinating couch |
| CN205568970U (en) * | 2016-04-20 | 2016-09-14 | 重庆市第六人民医院 | Positioning pillow for CT (Computed tomography) examination |
| CN207168511U (en) * | 2017-03-13 | 2018-04-03 | 南阳师范学院 | A kind of CT image collecting devices |
| CN108186269A (en) * | 2018-02-06 | 2018-06-22 | 田玉洁 | A kind of Support bracket of Pediatric Clinic incidence |
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| CN109363706A (en) | 2019-02-22 |
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