CN212913219U

CN212913219U - Radiation protection device for DSA (digital subscriber line) catheter bed

Info

Publication number: CN212913219U
Application number: CN202020948083.8U
Authority: CN
Inventors: 段赟; 李婷华; 于涛杰
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-04-09
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a radiation protection device for DSA pipe bed, include: the first shielding part is horizontally arranged and laid on the upper side of the DSA catheter bed or hung on the lower side of the DSA catheter bed, the fixing part is fixedly connected with the first shielding part and used for fixing the first shielding part on the DSA catheter bed, the second shielding part is vertically arranged and fixed on the side of an operator of the DSA catheter bed, and the second shielding part is mutually connected with one side of the first shielding part close to the side of the operator of the DSA catheter bed, wherein the first shielding part is used for shielding radiation of DSA scattered rays to a patient, and the second shielding part is used for shielding radiation of the DSA scattered rays to the operator; the utility model discloses a set up first shielding part and shelter from and shield the non-position of throwing of patient, through setting up mutually supporting of second shielding part and third shielding part, carry out all-round radiation protection to the art person, avoid the pipe bed scattered light to cause the radiation to the art person.

Description

Radiation protection device for DSA (digital subscriber line) catheter bed

Technical Field

The utility model belongs to the field of medical equipment, especially, relate to a radiation protection device for DSA pipe bed.

Background

Since the advent of interventional medical technology, it has become widely used in diagnosis and treatment of various diseases, and interventional therapy has become the third treatment means in parallel with internal medicine and surgery. Interventional diagnosis and treatment need to be guided by means of imaging equipment, operating doctors need to operate and treat near patients in a machine room, and various parts of the body can be irradiated by radioactive radiation to different degrees.

A digital subtraction angiography X-ray machine (DSA) is considered as a gold standard for diagnosing ischemic vascular diseases, and diagnosis and therapeutic procedures are performed by imaging blood vessels using X-rays emitted from DSA in combination with a contrast medium. The DSA technology is applied, the detection rate of vascular diseases is obviously improved, and a good platform is provided for interventional therapy. The medical staff who uses DSA to perform interventional diagnosis is a work type that the radiation dose received by the hospital radiological staff is relatively large, and generally, the radiation dose received by the staff who performs interventional diagnosis is much higher than that of the accelerator or the radiology staff. In particular, in interventional procedures, the surgeon position is exposed to higher doses of radiation.

The ordinary interventional doctors perform operations several or even more than ten operations a day, for some complex lesions, the operation time can be as long as several hours and is accumulated all the year round, and the irradiated dose of operators and other interventional medical personnel is not inconstant. Therefore, the omnibearing three-dimensional protection for the operator is needed to be realized in the interventional diagnosis and treatment. Unnecessary radiation and radiation may also be generated to the patient if the non-diseased region is not shielded or shadowed. Therefore, the radiation protection effect on operators and patients in DSA interventional diagnosis and treatment operations needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a radiation protection device for DSA pipe bed to solve the problem that can carry out the omnidirectional radiation protection to patient, art person simultaneously.

The utility model adopts the following technical scheme: a radiation protective device for a DSA catheter bed comprising:

the first blocking piece is horizontally arranged, is laid on the upper side of the DSA conduit bed or is hung on the lower side of the DSA conduit bed,

a fixing piece fixedly connected with the first baffle piece and used for fixing the first baffle piece on the DSA catheter bed,

a second blocking piece which is vertically arranged and fixed at the operator side of the DSA catheter bed, the second blocking piece is mutually connected with one side of the first blocking piece close to the operator side of the DSA catheter bed,

wherein the first shielding piece is used for shielding the radiation of the DSA scattered ray to a patient, and the second shielding piece is used for shielding the radiation of the DSA scattered ray to an operator.

Furthermore, the device also comprises a cross rod arranged along the side of the DSA catheterization patient, the cross rod is horizontally arranged, one side of the first shielding piece close to the side of the catheterization patient and the upper edge of the second shielding piece are both in sliding connection with the cross rod, and the cross rod is used for the first shielding piece and the second shielding piece to slide back and forth along the cross rod.

Further, the first shielding piece and the second shielding piece are radiation-proof plates with lead equivalent not less than 0.5 mmPb.

Further, the first shade is rectangular or square, and the first shade is used for shielding the DSA scattered rays from radiating the head, the chest, the abdomen or the buttocks of the patient.

Further, the second shade is rectangular or square.

Furthermore, a third shielding piece is integrally connected to one side, close to the head end of the DSA catheter, of the second shielding piece, the third shielding piece is vertical and is arranged in an L shape with the second shielding piece, and the area surrounded by the second shielding piece and the third shielding piece is used for accommodating a surgeon.

Furthermore, a horizontally arranged supporting rod is fixedly connected to the upper edge of the third shielding piece, and one end of the supporting rod is connected with the cross rod in a sliding mode.

Further, the first blocking piece is composed of a plurality of single pieces, a plurality of fixing pieces are fixedly connected to the single pieces, and the single pieces are fixed on the upper side of the DSA conduit bed or hung on the lower side of the DSA conduit bed through the fixing pieces.

Furthermore, the single sheets are rectangular and have the direction perpendicular to the cross rod, the area of the single sheets after the single sheets are sequentially spliced is the same as the area of the DSA catheter bed, and each single sheet is used for an operator to remove the single sheet corresponding to the part according to the part irradiated by the patient, so that the DSA irradiates other parts of the patient.

The utility model has the advantages that: the non-projection part of the patient is shielded and shielded by arranging the first shielding piece, the operator is protected from all-around radiation by arranging the second shielding piece and the third shielding piece which are matched with each other, the radiation of scattered rays of the catheter bed to the operator is avoided, and the positions of the first shielding piece and the second shielding piece can be adjusted according to the height of the patient by arranging the cross rod; through setting first shielding piece to a plurality of singlechips and splicing, can guarantee to dismantle the monolithic that corresponds according to the patient intervention operation position when carrying out the X-ray and shining, vacate the required projection area of patient's operation, realize the radiation protection who throws the position to the non-operation of patient, the utility model discloses convenient operation, low cost.

Drawings

Fig. 1 is a schematic structural view of a first shielding member of the present invention located at an upper side;

fig. 2 is a schematic structural view of the first shielding member of the present invention;

fig. 3 is another schematic structural view of the first shielding member of the present invention.

Wherein: 1. a first shield; 2. a fixing member; 3. a second shield; 4. a single sheet; 5. a cross bar; 6. a third shield; 7. a support rod.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model discloses a radiation protection device for DSA pipe bed, as shown in fig. 1 and fig. 2, including first shielding part 1, mounting 2 and second shielding part 3, first shielding part 1 level is to setting up, and first shielding part 1 is laid in DSA pipe bed upside or is hung at DSA pipe bed downside, mounting 2 and first shielding part 1 fixed connection, and mounting 2 is used for fixing first shielding part 1 on DSA pipe bed, and mounting 2 can be for the couple, buckle or snap fastener all can, as long as can fix first shielding part 1 in DSA pipe bed can.

The two sides of the DSA catheter bed are named as an operator side and a patient side respectively, the operator side is used for the operator to stand or sit, the patient side is used for the patient to go up and down the catheter bed, after the patient lies down, the DSA catheter bed is named as a head end corresponding to the head of the patient, and the DSA catheter bed is named as a tail end corresponding to the foot of the patient. The reasonable wearing of lead protective articles and the use of DSA suspension protective screen can achieve good radiation protection effect. However, the suspended shield can only shield scattered rays above the catheter bed, and the scattered rays of the DSA are mainly concentrated near the bulb of a ray emission source under the catheter bed. When an operator operates beside a bed, the position of the body close to the head end of the DSA conduit is not shielded by protective articles, and although a DSA conduit bed can prepare a simple bed suspension lead curtain, a larger gap still exists between the conduit bed and the bed suspension lead curtain, and the factors can cause the irradiated dose at the position of the operator to be larger.

Second shielding 3 is arranged vertically, second shielding 3 is fixed on the operator's side of the DSA catheter bed, second shielding 3 is connected to first shielding 1, second shielding 3 is used to shield the radiation of DSA scatter to the operator, first shielding 1 is used to shield the radiation of DSA scatter to the patient, because the purpose of first shielding 1 is to shield the radiation of DSA to the patient, then the position of first shielding 1 can be located either on the upper side of the DSA catheter bed or on the lower side of the DSA catheter bed, if on the upper side of the DSA catheter bed, the patient needs to lie on first shielding 1, if on the lower side of the DSA catheter bed, the patient is directly on the DSA catheter bed, and first shielding 1 can protect the patient both on the upper side and on the lower side.

The utility model discloses still include along DSA pipe bed art person side horizontal pole 5 that sets up, horizontal pole 5 level to setting up, first shielding member 1 is close to one side of pipe bed art person side, the going up of second shielding member 3 all with 5 sliding connection of horizontal pole, horizontal pole 5 is used for first shielding member 1 and second shielding member 3 to come and go along it and slide.

Because the DSA catheter bed needs the patient to lie on the bed, and then the DSA is used for irradiating the body part of the patient needing to be irradiated, the operation of the operator on the side of the operator is convenient, but the body part of each patient needing to be irradiated is different, and the projection part can be the head, the neck, the chest, the waist, the hip or the legs, so the first shielding piece 1 needs to be moved, the part of the patient needing not to be irradiated is shielded and protected by the first shielding piece 1, and therefore, by arranging the cross rod 5, one side of the first shielding piece 1 close to the side of the catheter bed operator is connected with the cross rod 5 in a sliding mode, and the first shielding piece 1 can conveniently slide along the cross rod 5.

The first shielding member 1 is a lead plate or a lead curtain, and the second shielding member 3 is also a lead plate or a lead curtain. The shape to first shielding part 1 and second shielding part 3 can not do the requirement, as long as satisfy the requirement of protection can, the most preferred radiation protection board that adopts the most common radiation protection material in protection field to make, for convenient operation and the convenience of taking, set up first shielding part 1 into the stereotype better, set up second shielding part 3 into the stereotype, because second shielding part 3 is vertical setting, set up to the stereotype after, can drop naturally, can not influence art person's operation, if set up to the stereotype, the operation is inconvenient.

The first shade 1 is rectangular or square, and the first shade 1 is used for shielding DSA scattered rays from radiating on the head, chest, abdomen or buttocks of a patient. The second shielding piece 3 is rectangular or square, and the second shielding piece 3 is used for shielding radiation of DSA scattered rays to an operator. Because the projection position of the patient is different in different operations, the positions needing shielding and sheltering are different. If the patient carries out the heart and intervenes and diagnose the operation, then slide first shielding part 1 to patient's buttock and belly, vacate the heart position, realize sheltering from and protecting the non-irradiation area of patient, protect patient's buttock or belly promptly, if the patient carries out the belly and intervenes and diagnose the operation, then slide first shielding part 1 to patient's chest and head, vacate the waist abdomen position and be convenient for the operation, realize sheltering from and protecting other parts.

A third shielding piece 6 is integrally connected to one side, close to the head end of the DSA catheter, of the second shielding piece 3, the third shielding piece 6 is vertically arranged and is arranged in an L shape with the second shielding piece 3, and the area surrounded by the second shielding piece 3 and the third shielding piece 6 is used for accommodating a surgeon. Because intervene in the operation bulb is located the operation person left side to be located under the pipe bed, so cooperate through setting up third shielding piece 6 and second shielding piece 3, carry out all-round protection to the operation person, thoroughly band current removal protecting screen and the other lead curtain of bed, avoid the scattered ray to pass from pipe head end one side and the gap between pipe bed and the other lead curtain of bed, cause the radiation to the operation person.

The first shielding piece 1, the second shielding piece 3 and the third shielding piece 6 are made of protective lead plates or materials with lead equivalent of 0.5mmPb, and the lead equivalent of the protective lead plates is consistent with that of common lead curtains and lead plates.

The upper edge of the third shielding piece 6 is fixedly connected with a support rod 7 arranged horizontally, and one end of the support rod 7 is connected with the cross rod 5 in a sliding manner. Because third shielding member 6 is the setting that is L shape with second shielding member 3 mutually supporting, both cooperate the region that forms mutually and be used for holding the art person, make the art person be located this region and operate, reach the radiation protection to the art person in the art, third shielding member 6 also can be the lead plate, also can be the lead curtain, but lead plate and lead curtain do not all possess certain hardness, can't keep vertical, consequently through setting up branch 7, then with the one end and the 5 sliding connection of horizontal pole of branch 7, just so fix third shielding member 6 through branch 7, make things convenient for third shielding member 6 to keep vertical, and then protect the art person.

As shown in fig. 3, the first blinder 1 is composed of a plurality of single sheets 4, a plurality of fixing members 2 are fixedly connected to each of the plurality of single sheets 4, and the single sheets 4 are fixed on the upper side of the DSA conduit bed or hung on the lower side of the DSA conduit bed by the fixing members 2. The single pieces 4 are all strip-shaped, the trend of the single pieces is perpendicular to the cross rod 5, the single pieces 4 are sequentially spliced to form a first shielding piece 1 with the same area as the DSA catheter bed, the first lead-containing piece is used for shielding radiation of DSA scattered rays to non-projection parts of a patient body, and the single pieces 4 are used for an operator to combine according to the projection parts of the patient.

Based on the above-mentioned design that the first shielding member 1 is slidable, the first shielding member 1 can also be set without sliding, that is, directly fixed, and the first shielding member 1 is divided into a plurality of single sheets 4, so that the single sheets 4 can be spliced in sequence to form the first shielding member 1, at this time, the area of the first shielding member 1 is the same as that of the DSA catheter bed, and after the single sheet 4 corresponding to the irradiated part of the patient needs to be removed, the single sheet 4 does not exist at the part to be irradiated by the patient, and the single sheets 4 corresponding to other parts of the body are fixed on the upper side or the lower side of the catheter bed, although the design is troublesome in the operation process, the other parts of the patient except the part to be irradiated can be protected, and the patient is prevented from being irradiated, compared with the above design, after the first shielding member 1 is set to slide, all the parts except the part to be irradiated cannot be protected in the irradiation process, the safety protection device can only selectively protect important parts of a patient, namely the abdomen or the buttocks, so that the safety protection device is safer and more comprehensive in design.

The utility model discloses can fix on DSA pipe bed, first shielding member 1, second shielding member 3 and third shielding member 6 adopt the lead equivalent not less than 0.5mmPb material time, through the test of environmental radiation detector, can reduce the irradiated dose of the radiation of art person position abdomen portion and low limbs more than 95%.

Claims

1. A radiation protective device for a DSA catheter bed, comprising:

the first shielding piece (1) is horizontally arranged, is laid on the upper side of the DSA conduit bed or is hung on the lower side of the DSA conduit bed,

a fixing piece (2) fixedly connected with the first shielding piece (1) and used for fixing the first shielding piece (1) on a DSA catheter bed,

a second shutter (3) arranged vertically and fixed on the operator side of the DSA catheter bed, the second shutter (3) and the first shutter (1) are connected with each other on the side close to the operator side of the DSA catheter bed,

wherein the first shield (1) is used for shielding the radiation of DSA scattered rays to a patient, and the second shield (3) is used for shielding the radiation of DSA scattered rays to an operator.

2. A radiation protection device for DSA catheter beds according to claim 1, further comprising a cross bar (5) arranged along the side of the DSA catheter bed operator, wherein the cross bar (5) is horizontally arranged, the side of the first shutter (1) close to the side of the catheter bed operator, the upper edge of the second shutter (3) are slidably connected with the cross bar (5), and the cross bar (5) is used for the first shutter (1) and the second shutter (3) to slide back and forth along the cross bar.

3. A radiation protection device for DSA catheter beds as claimed in claim 2 wherein the first and second shields (1, 3) are radiation protection plates with a lead equivalent of not less than 0.5 mmPb.

4. A radiation protection device for DSA catheter beds as claimed in claim 2 wherein the first shield (1) is rectangular or square and the first shield (1) is used to shield DSA scatter radiation to the patient's head, chest, abdomen or buttocks.

5. A radiation protection device for DSA catheter beds according to claim 3 or 4, wherein the second shade (3) is rectangular or square.

6. A radiation protection device for DSA catheter beds according to claim 5, wherein a third shielding member (6) is integrally connected to the second shielding member (3) at a side close to the head end of the DSA catheter bed, the third shielding member (6) is vertically arranged and is L-shaped with the second shielding member (3), and the area enclosed by the second shielding member (3) and the third shielding member (6) is used for accommodating an operator.

7. A radiation protection device for DSA catheter beds according to claim 6, wherein a horizontally arranged strut (7) is fixedly connected to the upper edge of the third shielding member (6), and one end of the strut (7) is slidably connected with the cross rod (5).

8. A radiation protection device for DSA catheter beds according to claim 1, characterized in that the first blinder (1) is composed of a plurality of single sheets (4), a plurality of fixing pieces (2) are fixedly connected to each of the plurality of single sheets (4), and the single sheets (4) are fixed on the upper side of the DSA catheter bed or hung on the lower side of the DSA catheter bed by the fixing pieces (2).

9. The radiation protection device for the DSA catheter bed according to claim 8, wherein the plurality of single sheets (4) are all rectangular and are perpendicular to the cross rod (5), the area of the single sheets (4) after being spliced in a straight line shape is the same as that of the DSA catheter bed, and each single sheet (4) is used for an operator to remove the single sheet corresponding to a part irradiated by a patient according to the part irradiated by the patient so as to facilitate DSA irradiation on other parts of the patient.