CN209285559U - CT subject's protective device - Google Patents

Abstract

CT subject protective device is made of braced frame, protection lead flake, panel, velcro fastener and active column.Braced frame is made of stock, cross bar, column, stock, cross bar, column one space framework of each four compositions, and cross bar uses arc, and gap is protection lead flake movable passageway --- slot between upper and lower stock.Active column uses " convex " font, is inserted into slot as needed.Panel uses engineering plastic flitch, is mounted on above braced frame, reinforcing rib can be added below panel；Protection lead flake is made of wrapping layer, stereotype, wrapping layer is fiber or terylene, stereotype is the soft lead plate of 0.5mm lead equivalent, and velcro fastener is installed at protection two end of lead flake, and protection lead flake is mounted in slot, and it can be moved in slot, realize the protection of different parts, as needed the size and quantity of selection protection stereotype, the arrangement achieves the protection of CT subject's surrounding, and it is easy to use, while protection effect greatly improves.

Description

CT subject's protective device

Technical field

The utility model relates to Medical CT machine, specifically a kind of CT subject protective device.

Background technique

CT examination is substantially better than X-ray in terms of showing cross section, checks that sensitivity is apparently higher than common X-ray, multiple rows of Spiral CT can be carried out three-dimensional imaging, facilitate stereoscopic display tissue and organ lesion, and advantage is outstanding day by day.As x-ray inspection In the most frequently used, most common diagnosis and treatment means.It was verified that Medical Exposure to the mankind while looking into disease, diseases prevention, curing the disease, The mankind can be caused potentially hazardous.It has been undisputable fact that over-radiation, which is harmful to the human body,.According to International Commission for Radiological Protection The standard of formulation, the every Annul radiation dose of five annuals are no more than 20 milli west not, conventional list position CT examination, and radiation total risk factor is Exposure rate is about that 5-8 milli is western not, and the CT examination of limited times is very limited to the health risk of crowd.But sexual gland in human body, Eye lens, mammary gland and thyroid gland are especially sensitive to ray, and excessively frequent check is not beneficial to.Meanwhile certain patients 1 year Interior to need multiple multiple location inspection, amount of radiation exceeds prescribed dose, reduces the roentgen radiation x amount of patient, and patient is protected to damage from x-ray Wound, has attracted attention.Although relevant departments, China require necessary specification management of radiation protection at present, items are implemented Safeguard procedures, but supervision is inadequate, and preventive means is limited, and hospital's protective articles type and lazy weight, structure is simple, only By covered protections such as common lead clothing, lead cap, lead skirts, and patient side is only protected, opposite side is not protected, and when spiral CT scan Chest, back side have x-ray radiation, therefore protection effect is poor (less than 50%).Simultaneously because patient in hospital is excessive, hospital is tired in answering It pays, patient, technician's subjectivity consciousness of self-protection be not strong, and conventional safety articles use more troublesome, causes utilization rate not high.

Summary of the invention

National correlative protection requirement is checked according to x-ray, checks that the service condition of rabat cutting means enclosure investigates hair by current x-ray Existing whole implementation situation is poor, and CT protective articles performs practically no function.Main cause has: (1) subject recognizes not x-ray radiation harm It is enough, it is desirable that consciousness of self-protection is not strong；(2) national relevant laws and regulations regulation is more ambiguous, and technician is not strong to the consciousness of self-protection of patient, hospital X-ray radioactive protection work executes ineffective；(3) hospital subject is excessive, technician's heavy workload, and existing protective articles type it is more, Effect is poor, cumbersome time-consuming, increases workload, causes utilization rate not high or use less than position.It more importantly protects only Only protection subject's chest side, back side does not protect, and chest, back side have x-ray radiation when CT scan, therefore protection effect is poor (less than 50%).Existing CT protective articles mainly has lead clothing, lead skirt, lead cap, lead muffler, lead supporter etc., and type is more, when protection It is both needed to each position successively to protect, lead articles needs are shifted from one place to another, and are used time-consuming and laborious, are influenced working efficiency, less It is suitble to the actual working state of current China's major part hospital.It is ad hoc to count a kind of CT subject protective device, it may be implemented to be examined Person's whole body protection, and it is easy to use, while the surroundings position such as chest side and back side for protecting subject, protection effect are increased to originally Be for twice or more the design of CT subject's protective device main purpose.

CT subject protective device is made of braced frame, protection lead flake, panel, velcro fastener and active column.Support Frame is made of stock, cross bar, column, stock, cross bar, column one space framework of each four compositions, and cross bar uses arc, on Gap is protection lead flake movable passageway --- slot between lower stock, and active column uses " convex " font, is inserted into slot as needed It is interior.Active column has two kinds of specifications to adapt to two kinds of different placement locations, when active column is directly placed into slot, activity The width of the upper part of column " convex " is equal to the height of slot, the thickness of about two protection lead flakes, the top of active column " convex " The height divided is equal to the width (lower section that the method is placed on check point) of stock；When active column is put together with protection lead flake When entering slot, the height that the width of the upper part of active column " convex " is equal to slot subtracts the thickness of a lead flake, and about one anti- The thickness of lead flake is protected, the height of the upper part of active column " convex " is equal to thickness of the width plus a protection lead flake of stock (lower section that the method is placed on non-check point).Panel uses engineering plastic flitch, is assembled in above braced frame, according to panel Load-bearing capacity can add reinforcing rib below panel；Protection lead flake be made of wrapping layer, stereotype, wrapping layer be fiber or terylene, Stereotype is the soft lead plate of 0.5mm lead equivalent, and velcro fastener is installed at protection two end of lead flake, and protection lead flake is mounted in slot, and energy It is moved in slot, realizes the surrounding protection of different parts, the size and quantity of selection protection stereotype, the device are real as needed The surrounding protection of the non-check point of CT subject is showed, and easy to use, while protection effect greatly improves.

Detailed description of the invention

The utility model is described in further detail with reference to the accompanying drawing.

Fig. 1 is the utility model structure diagram.

In figure: 1, cross bar；2, column；3, stock；4, panel；5, nylon yarn hasp；6, slot；7, lead flake is protected；8, living Dynamic column.

Specific embodiment

Fence operation cumbersome, time-consuming, inefficient progress of the CT subject protective device primarily directed to current CT subject Transformation and design.The surrounding protection of the non-check point of CT subject is realized, easy to use, protection effect greatly improves.

CT subject protective device is by braced frame, protection lead flake (7), panel (4), velcro fastener (5), active column (8) it forms.Braced frame is made of stock (3), cross bar (1), column (2), and stock (3), cross bar (1), column (2) constitute one A space framework.The material of braced frame will have certain intensity, can bear certain weight.The size of braced frame, Shape is equal to CT examination bed, adapts to the existing specification of CT examination bed, CT subject's protective device is directly placed at CT examination bed On, CT machine is not influenced normally to be used and operation.

The braced frame of CT subject's protective device forms a frame structure by stock (3), cross bar (1), column (2). Cross bar (1) uses arc, matches with CT examination bed surface；Gap between upper and lower stock (3) is that protection lead flake (7) is mobile logical Road --- slot (6).The height of slot (6) is typically chosen in protects the thickness of lead flake (7) somewhat larger than two layers, makes protective lead Piece (7) can be movable within, and two protection lead flakes can be enable to have certain overlapping, prevents two protection lead flake junctions from penetrating Line penetrates, while two various sizes of protection lead flakes (7) can also carry out position adjustment in slot (6) when needed.

The weight of subject is born by support frame cross bar (1), stock (3) and column (2), especially upper layer stock (3) There may be certain deformations after receiving weight, so the width comparable lower layer stock (3) of the stock (3) on upper layer, cross bar (1) Width increased, and column (2) is due to highly smaller, and upright stress, without particular/special requirement.As in order to increase braced frame When the width of globality, the cross bar (1) at two end of braced frame can extend to the height of equivalent column (2), a cross bar (1) can be used Substitution original two cross bars (1) and two columns (2), form braced frame with four root long bars (3) and two cross bars (1).

Requirement to panel (4) material will have certain intensity as braced frame, can bear certain weight, and Amplitude of deformation wants small, more tightened up than braced frame on the influence requirement of the penetrability of X-ray, frequently with engineering plastic flitch.Panel (4) It is assembled in above braced frame.

In order to increase the ability of braced frame Yu panel (4) load-bearing, amplitude of deformation is reduced, three kinds of measures can be used: 1, existing Reinforcing rib is added below panel (4), reinforcing rib can directly process the back side in panel (4), using " rice " font or " # " word Lattice；Reinforcing rib can also be arranged on the upper layer of braced frame, and reinforcing rib is formed by 2~4 cross bars (1) and 1~2 root long bar (3) " # " word lattice.2, increase active column (8) in slot (6), active column (6) can be removed and be loaded onto from slot (6) at any time. 3, increase the width of upper layer stock (3).

Active column (8) is " convex " font, and the top of " convex " is divided into rectangle, is inserted among slot (6), plays support upper layer The effect of stock (3).The lower part of " convex " is divided into plate, is attached on the outside of braced frame stock (3), rises and stablizes active column (8) work With.Active column (8) has two kinds of specifications to adapt to two kinds of different placement locations, when active column (8) is directly placed into slot (6) when interior, the width of the upper part of active column (8) " convex " is equal to the height of slot (6), the thickness of about two protection lead flake (7) Degree, the height of the upper part of active column (8) " convex " is equal to the width of stock (3), and (the method is placed under check point Side)；When active column (8) and protection lead flake (7) are put into togerther slot (6), the width of the upper part of active column (8) " convex " The height of equivalent slot (6) subtracts the thickness of a lead flake, and about one is protected the thickness of lead flake (7), active column (8) " convex " The height of upper part is equal to the width of stock (3), and plus the thickness of protection lead flake (7), (the method is placed on non-check point Lower section).

For the protection and other requirements of subject, lead flake (7) are protected to be made of wrapping layer, stereotype, wrapping layer is fiber Or terylene, stereotype are the soft lead plate of 0.5mm lead equivalent, protection (7) two end of lead flake installation velcro fastener (5) utilizes velcro fastener (5) from adhesion performance, facilitate package subject.Protection lead flake (7) is mounted in slot (6), and can be moved in it.Protective lead The length of piece (7), which is typically chosen in 3 times of braced frame width or so, to be advisable, and can wrap up the abdomen of subject；Protective lead The width of piece (7) is typically chosen between 10~30CM, using a variety of different sizes, to adapt to the different body of different subjects Shape needs to carry out selection and combination.

CT subject's protective device is directly placed on CT examination bed, and different subjects do not need to replace, and subject lies it On checked.According to subject's check point, determines the position that subject needs to protect, select suitable protection lead flake (7) Specification and quantity, mobile protection lead flake (7) arrives suitable position in slot (6)；It is vertical further according to actual conditions placement activity Column (8).Active column (8) can be placed in the lower section of subject's check point, may also placed in the lower section of non-check point, select The active column (8) of different size.It is covered on subject with protection lead flake (7) to need to protect position, and will with velcro fastener (5) Protection lead flake (7) is fixed on subject, avoids protecting falling off or moving for lead flake (7) in checking process, and reduce retention Gap.

Claims (1)

1. a kind of CT subject protective device, it is characterized in that: by braced frame, protection lead flake (7), panel (4), velcro fastener (5) and active column (8) forms；The braced frame of the CT subject protective device is by stock (3), cross bar (1), column (2) Composition, stock (3), cross bar (1), column (2) one space framework of each four compositions, cross bar (1) use arc, upper and lower stock (3) gap is slot (6) between；Active column (8) uses " convex " font, is inserted into slot as needed；Panel (4) is assembled in branch Above support frame frame, reinforcing rib can be added below panel (4)；Protection lead flake (7) is made of wrapping layer, stereotype, and wrapping layer is fibre Dimension or terylene, stereotype are the soft lead plate of 0.5mm lead equivalent, and protection (7) two end of lead flake installation velcro fastener (5) is protected lead flake (7) It is mounted on slot (6), the active column (8) has two kinds of specifications to adapt to two kinds of different placement locations, and active column (8) is straight Connect be put into slot (6) it is interior when, the width of the upper part of active column (8) " convex " is equal to the height of slot (6), active column (8) The height of the upper part of " convex " is equal to the width of stock (3)；Active column (8) and protection lead flake (7) are put into togerther slot (6) When, the height that the width of the upper part of active column (8) " convex " is equal to slot (6) subtracts the thickness of a lead flake, active column (8) height of the upper part of " convex " is equal to thickness of the width plus protection lead flake (7) of stock (3).