CN215608859U

CN215608859U - Radiotherapy bed with fixing frame

Info

Publication number: CN215608859U
Application number: CN202121425900.2U
Authority: CN
Inventors: 尹丽; 戴东方; 陈震章; 黄文轩
Original assignee: Jiangsu Cancer Hospital
Current assignee: Jiangsu Cancer Hospital
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-01-25
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a radiotherapy bed with a fixing frame, which comprises a base, wherein an adjusting supporting part is arranged on the base, a bed body is arranged at the top end of the adjusting supporting part, and a body fixing mechanism is arranged on the bed body; the body fixing mechanism comprises a head fixing part and a body fixing part, the head fixing part is arranged at one end of the bed body, the other end of the bed body is connected with a foot positioning plate in a sliding manner, the body fixing part is arranged in the middle of the bed body, and the body fixing part is arranged along the length direction of the bed body; one side of the head fixing part, which is far away from the trunk fixing part, is provided with a hand fixing part which is fixedly connected with the bed body. The utility model can adjust the inclination angle of the bed body by adjusting the supporting part, thereby facilitating the radiotherapy of patients; the whole body of the patient is positioned through the head fixing part, the trunk fixing part, the foot positioning plate and the hand fixing part, the posture of the patient is guaranteed not to change, and therefore the accuracy and the treatment effect of treatment are improved.

Description

Radiotherapy bed with fixing frame

Technical Field

The utility model relates to the technical field of radiotherapy medical instruments, in particular to a radiotherapy bed with a fixing frame.

Background

Tumor radiotherapy is a local treatment for tumors using radiation. The radiation includes alpha, beta and gamma rays generated by radioactive isotopes, and x-rays, electron beams, proton beams and other particle beams generated by various x-ray therapeutic machines or accelerators. About 70% of cancer patients require radiation therapy in the course of cancer treatment, and about 40% of cancers can be cured by radiation therapy. The role and position of radiotherapy in tumor treatment are increasingly prominent, and the radiotherapy has become one of the main means for treating malignant tumors.

Radiation therapy has strict requirements on positioning, inaccurate positioning not only directly affects curative effect but also causes unnecessary damage to normal tissues, but radiation therapy is a process, and even if initial positioning is accurate, the position of a patient is easy to change due to movement of the position of the patient, so that how to ensure the position of the patient is very important. However, the existing radiotherapy bed is mostly fixed locally, which is not beneficial to the patient to keep the body position, resulting in low accuracy of treatment and low treatment effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a radiotherapy bed with a fixing frame, which is used for solving the problems in the prior art.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a radiotherapy bed with a fixing frame, which comprises a base, wherein an adjusting supporting part is arranged on the base, a bed body is arranged at the top end of the adjusting supporting part, and a body fixing mechanism is arranged on the bed body;

the body fixing mechanism comprises a head fixing part and a trunk fixing part, the head fixing part is installed at one end of the bed body, the other end of the bed body is connected with a foot positioning plate in a sliding mode, the trunk fixing part is arranged in the middle of the bed body, and the trunk fixing part is arranged along the length direction of the bed body; one side of the head fixing part, which is far away from the trunk fixing part, is provided with a hand fixing part, and the hand fixing part is fixedly connected with the bed body.

Preferably, the bed body comprises an upper bed plate and a lower bed plate, the upper bed plate is connected with the lower bed plate in a sliding manner, and the lower bed plate is hinged with the adjusting support part; the top end of the lower bed board is provided with an installation groove along the length direction of the lower bed board, a gear is rotationally connected in the installation groove, the bottom end of the lower bed board is fixedly connected with a motor, and an output shaft of the motor is in transmission connection with the gear; positioning strips are symmetrically arranged on two sides of the gear, the top ends of the positioning strips are fixed with the bottom end of the upper bed plate, and the upper bed plate is in sliding connection with the lower bed plate through the positioning strips; a toothed plate is fixed on one side, close to the gear, of any one of the positioning strips, and the gear is meshed with the toothed plate.

Preferably, the head fixing part comprises a headrest seat fixed at the top end of the upper bed plate, a headrest is hinged to one end, close to the trunk fixing part, of the headrest seat, an arc-shaped supporting rod is fixed to one end, far away from the trunk fixing part, of the headrest seat, and the headrest is detachably connected with the arc-shaped supporting rod; the headrest is characterized in that sliding grooves are formed in two opposite side walls of the headrest seat and are parallel to the mounting grooves, mounting strips are connected in the sliding grooves in a sliding mode, and a head cover net is fixed between the two mounting strips.

Preferably, the trunk fixing part comprises two positioning plates which are slidably connected to the top end of the upper bed plate, and the positioning plates are arranged along the length direction of the upper bed plate; two equal sliding connection in locating plate top has a plurality of slider, two relatively be provided with the connecting piece between the slider, the connecting piece with the slider can be dismantled and be connected.

Preferably, one side of the positioning plate, which is close to the connecting piece, is provided with a positioning groove, an elastic positioning air bag is fixed in the positioning groove, the positioning plate is provided with an air inlet, and the air inlet is communicated with the elastic positioning air bag.

Preferably, the connecting piece comprises a connecting plate, adjusting plates are arranged at two ends of the connecting plate, one side, close to the connecting plate, of each adjusting plate is rotatably connected with one end of a threaded rod, a threaded hole is formed in the side wall of the connecting plate, and the other end of the threaded rod is in threaded connection with the connecting plate through the threaded hole; connecting rods are symmetrically arranged on two sides of the threaded rod, one end of each connecting rod is fixed with the adjusting plate, connecting holes corresponding to the connecting rods are formed in the side walls of the connecting plates, and the connecting rods are matched with the connecting holes; the length of the connecting rod is not less than that of the threaded rod; the slider top is fixed with the spliced pole, the regulating plate cover is established on the spliced pole, the locating part is installed on the spliced pole top, the regulating plate passes through the locating part with the spacing cooperation of spliced pole.

Preferably, the limiting part comprises two limiting fixture blocks, mounting holes are symmetrically formed in two sides of the connecting column, and the two limiting fixture blocks are respectively slidably mounted in the two mounting holes; a spring is arranged in the mounting hole, one end of the spring is fixed with the connecting column, and the other end of the spring is fixed with the limiting clamping block; the limiting clamping block is of a wedge-shaped structure.

Preferably, adjust the supporting part and be in including the symmetry the support column at base both ends, the support column vertical fixation is in the base top, the support column top with the lower bed board is articulated, the support column bilateral symmetry is provided with electric telescopic handle, the electric telescopic handle bottom with the base is articulated, the electric telescopic handle top with the lower bed board is articulated.

Preferably, four moving wheels are fixed at the bottom end of the base and are distributed in a rectangular shape.

Preferably, a foot fastening belt is fixed on the foot positioning plate.

The utility model discloses the following technical effects: the radiotherapy bed with the fixing frame provided by the utility model has the advantages that the inclination angle of the bed body can be adjusted by adjusting the supporting part, so that radiotherapy can be conveniently carried out on a patient; can fix a position patient's head through the head fixed part, fix a position patient's chest, belly and shank through the truck fixed part, fix a position both feet through the foot locating plate, fix a position patient's both hands through the hand fixed part to fix a position patient's whole health, guarantee that patient's position can not take place to change, thereby improve the accuracy nature and the treatment of its treatment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a front view of a radiotherapy bed with a mounting bracket according to the present invention;

FIG. 2 is a top view of a radiotherapy bed with a mounting bracket according to the present invention;

FIG. 3 is a right side view of a radiation therapy couch with a mounting bracket according to the present invention;

FIG. 4 is a schematic view of a head fixing portion according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 2;

the multifunctional bed comprises a base-1, a foot positioning plate-2, an upper bed plate-3, a lower bed plate-4, a mounting groove-5, a gear-6, a motor-7, a positioning bar-8, a toothed plate-9, a headrest-10, a headrest seat-11, an arc-shaped support rod-12, a sliding groove-13, a mounting bar-14, a head cover net-15, a positioning plate-16, a sliding block-17, a positioning groove-18, an elastic positioning air bag-19, a connecting plate-20, an adjusting plate-21, a threaded rod-22, a connecting rod-23, a connecting column-24, a limiting clamping block-25, a spring-26, a supporting column-27, an electric telescopic rod-28, a moving wheel-29 and a foot fastening belt-30.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

The utility model provides a radiotherapy bed with a fixing frame, which comprises a base 1, wherein an adjusting supporting part is arranged on the base 1, a bed body is arranged at the top end of the adjusting supporting part, and a body fixing mechanism is arranged on the bed body;

the body fixing mechanism comprises a head fixing part and a body fixing part, the head fixing part is arranged at one end of the bed body, the other end of the bed body is connected with the foot positioning plate 2 in a sliding manner, the body fixing part is arranged in the middle of the bed body, and the body fixing part is arranged along the length direction of the bed body; one side of the head fixing part, which is far away from the trunk fixing part, is provided with a hand fixing part which is fixedly connected with the bed body.

Furthermore, in order to realize the front-back adjustment of the bed body and facilitate the positioning of the lesion part of a patient during radiotherapy, the bed body comprises an upper bed plate 3 and a lower bed plate 4, the upper bed plate 3 is in sliding connection with the lower bed plate 4, and the lower bed plate 4 is hinged with the adjusting support part; the top end of the lower bed board 4 is provided with a mounting groove 5 along the length direction of the lower bed board 4, the mounting groove 5 is rotatably connected with a gear 6, the bottom end of the lower bed board 4 is fixedly connected with a motor 7, and an output shaft of the motor 7 is in transmission connection with the gear 6; positioning strips 8 are symmetrically arranged on two sides of the gear 6, the top ends of the positioning strips 8 are fixed with the bottom end of the upper bed plate 3, and the upper bed plate 3 is in sliding connection with the lower bed plate 4 through the positioning strips 8; a toothed plate 9 is fixed on one side of any one positioning strip 8 close to the gear 6, and the gear 6 is meshed with the toothed plate 9. When the adjustment is needed, the motor 7 is started, the gear 6 is driven to rotate by the motor 7, the rack is driven by the gear 6, so that the upper bed plate 3 slides relative to the lower bed plate 4, and the guide can be performed by the positioning strip 8 during sliding.

Furthermore, in order to fix the head of the patient conveniently, the head fixing part comprises a headrest seat 11 fixed at the top end of the upper bed plate 3, a headrest 10 is hinged to one end, close to the trunk fixing part, of the headrest seat 11, an arc-shaped supporting rod 12 is fixed to one end, far away from the trunk fixing part, of the headrest seat 11, and the headrest 10 is detachably connected with the arc-shaped supporting rod 12; all seted up spout 13 on the relative both sides wall of headrest seat 11, spout 13 and mounting groove 5 parallel arrangement, sliding connection has mounting bar 14 in spout 13, is fixed with head cover net 15 between two mounting bars 14. Patient's headrest is on headrest 10 during the use, can adjust the angle between headrest 10 and the headrest seat 11 according to patient's comfort level, and it is fixed with headrest 10 and arc bracing piece 12 through the bolt, then through inserting mounting bar 14 in the spout 13 of headrest seat 11, it is fixed to utilize head cover net 15 to cover the head, head cover net 15 has certain elasticity, when can playing fixed head, can prevent to reinitiate patient's head, and can make patient's normal breathing.

Further, the trunk fixing part comprises two positioning plates 16 which are connected with the top end of the upper bed plate 3 in a sliding way, and the positioning plates 16 are arranged along the length direction of the upper bed plate 3; the top ends of the two positioning plates 16 are connected with a plurality of sliding blocks 17 in a sliding manner, a connecting piece is arranged between the two opposite sliding blocks 17, and the connecting piece is detachably connected with the sliding blocks 17; one side of the positioning plate 16 close to the connecting piece is provided with a positioning groove 18, an elastic positioning air bag 19 is fixed in the positioning groove 18, and the positioning plate 16 is provided with an air inlet which is communicated with the elastic positioning air bag 19. When fixing a position patient's truck, patient lies the bed body on the back, at first adjust the distance between two locating plates 16, make locating plate 16 and human contact, utilize the connecting piece to keep the distance between two locating plates 16 unchangeable, then inflate elastic positioning gasbag 19 through the air inlet on locating plate 16, it is fixed to carry out the cladding to the human body with the elastic positioning gasbag 19 of bloating, when the realization is fixed patient's truck, guarantee certain travelling comfort, can carry out certain restraint to elastic positioning gasbag 19 through the connecting piece simultaneously, with the cladding effect of guaranteeing elastic positioning gasbag 19.

Furthermore, in order to facilitate the adjustment of the distance between the two positioning plates 16 by using the connecting piece, the connecting piece comprises a connecting plate 20, two ends of the connecting plate 20 are both provided with adjusting plates 21, one side of each adjusting plate 21, which is close to the connecting plate 20, is rotatably connected with one end of a threaded rod 22, the side wall of the connecting plate 20 is provided with a threaded hole, and the other end of the threaded rod 22 is in threaded connection with the connecting plate 20 through the threaded hole; connecting rods 23 are symmetrically arranged on two sides of the threaded rod 22, one end of each connecting rod 23 is fixed with the adjusting plate 21, connecting holes corresponding to the connecting rods 23 are formed in the side walls of the connecting plates 20, and the connecting rods 23 are matched with the connecting holes; the length of the connecting rod 23 is not less than that of the threaded rod 22; a connecting column 24 is fixed at the top end of the sliding block 17, the adjusting plate 21 is sleeved on the connecting column 24, a limiting part is installed at the top end of the connecting column 24, and the adjusting plate 21 is in limiting fit with the connecting column 24 through the limiting part. Before using, firstly, the threaded rod 22 is screwed out of the connecting plate 20, then the adjusting plate 21 on one side is connected with the connecting column 24, then the connecting rod 23 and the threaded rod 22 on one side of the connecting plate 20 are respectively installed in the corresponding installation holes on the adjusting plate 21, then the distance of the threaded rod 22 screwed into the connecting plate 20 is adjusted according to the distance between the two positioning plates 16, then another adjusting plate 21 is connected with another connecting column 24, the distance of the threaded rod 22 screwed into the connecting plate 20 through the two adjusting plates 21 is adjusted, the distance between the two positioning plates 16 is adjusted and fixed, and in the connecting process, the connecting rod 23 plays a role in guiding.

Furthermore, in order to facilitate the connection between the adjusting plate 21 and the connecting column 24, the limiting member includes two limiting fixture blocks 25, mounting holes are symmetrically formed in two sides of the connecting column 24, and the two limiting fixture blocks 25 are respectively slidably mounted in the two mounting holes; a spring 26 is arranged in the mounting hole, one end of the spring 26 is fixed with the connecting column 24, and the other end of the spring 26 is fixed with the limiting fixture block 25; the limiting clamping block 25 is of a wedge-shaped structure. When the adjusting plate 21 is used, only the adjusting plate 21 needs to be sleeved in from the top end of the connecting column 24, the adjusting plate 21 extrudes the limiting fixture block 25 in the sleeving process, the limiting fixture block 25 slides into the mounting hole in the connecting column 24, after the adjusting plate 21 is completely sleeved on the connecting column 24, the limiting fixture block 25 is located above the adjusting plate 21, the limiting fixture block 25 pops out of the mounting hole under the action of the spring 26, the limiting fixture block 25 is utilized to limit the adjusting plate 21, and the adjusting plate 21 is prevented from being separated from the connecting column 24. In order to enable the adjusting plate 21 to be better sleeved on the connecting column 24, the mounting hole on the adjusting plate 21 is a tapered hole, and the side with the larger cross section is located at the bottom end of the adjusting plate 21, so that the limiting clamping block 25 can be more easily slid into the mounting hole.

Further, in order to realize the regulation to the bed inclination, adjust the supporting part including the symmetry setting at the support column 27 at base 1 both ends, support column 27 vertical fixation is on the base 1 top, and support column 27 top is articulated with lower bed board 4, and support column 27 bilateral symmetry is provided with electric telescopic handle 28, and electric telescopic handle 28 bottom is articulated with base 1, and electric telescopic handle 28 top is articulated with lower bed board 4. The support column 27 mainly plays a supporting role, the inclination angle of the bed body is changed by utilizing the extension and retraction of the electric telescopic rods 28 at the two sides, and the stability of the bed body is ensured by playing an auxiliary supporting role, so that the positioning and the radiotherapy of the pathological change part of a patient are facilitated.

Furthermore, in order to facilitate the movement of the bed body, four moving wheels 29 are fixed at the bottom end of the base 1, and the moving wheels 29 are distributed in a rectangular shape.

Furthermore, in order to fix the feet of the patient, the foot fastening belt 30 is fixed on the foot positioning plate 2, so that the positioning accuracy of the patient is prevented from being influenced by the position change of the feet when the angle of the patient is adjusted on the bed body.

The radiotherapy bed with the fixing frame provided by the utility model has the advantages that the inclination angle of the bed body can be adjusted by adjusting the supporting part, so that radiotherapy can be conveniently carried out on a patient; can fix a position patient's head through the head fixed part, fix a position patient's chest, belly and shank through the truck fixed part, fix a position both feet through foot locating plate 2, fix a position patient's both hands through the hand fixed part to fix a position patient's whole health, guarantee that patient's position can not take place to change, thereby improve the accuracy nature and the treatment of its treatment.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. A radiotherapy bed with a fixing frame is characterized by comprising a base (1), wherein an adjusting supporting part is arranged on the base (1), a bed body is arranged at the top end of the adjusting supporting part, and a body fixing mechanism is arranged on the bed body;

the body fixing mechanism comprises a head fixing part and a trunk fixing part, the head fixing part is installed at one end of the bed body, the other end of the bed body is connected with a foot positioning plate (2) in a sliding mode, the trunk fixing part is arranged in the middle of the bed body, and the trunk fixing part is arranged along the length direction of the bed body; one side of the head fixing part, which is far away from the trunk fixing part, is provided with a hand fixing part, and the hand fixing part is fixedly connected with the bed body.

2. The radiotherapy bed with the fixed frame according to claim 1, wherein the bed body comprises an upper bed plate (3) and a lower bed plate (4), the upper bed plate (3) is connected with the lower bed plate (4) in a sliding manner, and the lower bed plate (4) is hinged with the adjusting support part; the top end of the lower bed board (4) is provided with a mounting groove (5) along the length direction of the lower bed board (4), a gear (6) is rotationally connected in the mounting groove (5), the bottom end of the lower bed board (4) is fixedly connected with a motor (7), and an output shaft of the motor (7) is in transmission connection with the gear (6); positioning strips (8) are symmetrically arranged on two sides of the gear (6), the top ends of the positioning strips (8) are fixed with the bottom end of the upper bed plate (3), and the upper bed plate (3) is in sliding connection with the lower bed plate (4) through the positioning strips (8); a toothed plate (9) is fixed to one side, close to the gear (6), of any one of the positioning strips (8), and the gear (6) is meshed with the toothed plate (9).

3. The radiotherapy bed with the fixed frame as claimed in claim 2, wherein the head fixing part comprises a headrest seat (11) fixed on the top end of the upper bed plate (3), one end of the headrest seat (11) close to the trunk fixing part is hinged with a headrest (10), one end of the headrest seat (11) far away from the trunk fixing part is fixed with an arc-shaped support rod (12), and the headrest (10) is detachably connected with the arc-shaped support rod (12); the headrest is characterized in that sliding grooves (13) are formed in two opposite side walls of the headrest seat (11), the sliding grooves (13) are parallel to the mounting grooves (5), mounting bars (14) are connected in the sliding grooves (13), and a head cover net (15) is fixed between the mounting bars (14).

4. The radiotherapy bed with the fixed frame as claimed in claim 2, wherein the trunk fixing part comprises two positioning plates (16) slidably connected to the top end of the upper bed plate (3), the positioning plates (16) are arranged along the length direction of the upper bed plate (3); two locating plate (16) top all sliding connection has a plurality of slider (17), two relatively be provided with the connecting piece between slider (17), the connecting piece with slider (17) can be dismantled and be connected.

5. The radiotherapy bed with the fixed frame according to claim 4, wherein a positioning groove (18) is formed in one side of the positioning plate (16) close to the connecting member, an elastic positioning air bag (19) is fixed in the positioning groove (18), and an air inlet is formed in the positioning plate (16) and communicated with the elastic positioning air bag (19).

6. The radiotherapy bed with the fixed frame according to claim 4, wherein the connecting piece comprises a connecting plate (20), adjusting plates (21) are arranged at both ends of the connecting plate (20), one side of each adjusting plate (21) close to the connecting plate (20) is rotatably connected with one end of a threaded rod (22), a threaded hole is formed in the side wall of the connecting plate (20), and the other end of each threaded rod (22) is in threaded connection with the connecting plate (20) through the threaded hole; connecting rods (23) are symmetrically arranged on two sides of the threaded rod (22), one end of each connecting rod (23) is fixed to the adjusting plate (21), connecting holes corresponding to the connecting rods (23) are formed in the side wall of the connecting plate (20), and the connecting rods (23) are matched with the connecting holes; the length of the connecting rod (23) is not less than that of the threaded rod (22); slider (17) top is fixed with spliced pole (24), regulating plate (21) cover is established on spliced pole (24), the locating part is installed on spliced pole (24) top, regulating plate (21) pass through the locating part with the spacing cooperation of spliced pole (24).

7. The radiotherapy bed with the fixed frame according to claim 6, wherein the limiting member comprises two limiting fixture blocks (25), mounting holes are symmetrically formed in two sides of the connecting column (24), and the two limiting fixture blocks (25) are respectively slidably mounted in the two mounting holes; a spring (26) is arranged in the mounting hole, one end of the spring (26) is fixed with the connecting column (24), and the other end of the spring (26) is fixed with the limiting clamping block (25); the limiting clamping block (25) is of a wedge-shaped structure.

8. The radiotherapy bed with the fixed frame according to claim 1, wherein the adjusting support part comprises support columns (27) symmetrically arranged at two ends of the base (1), the support columns (27) are vertically fixed at the top end of the base (1), the top ends of the support columns (27) are hinged to the lower bed board (4), electric telescopic rods (28) are symmetrically arranged at two sides of the support columns (27), the bottom ends of the electric telescopic rods (28) are hinged to the base (1), and the top ends of the electric telescopic rods (28) are hinged to the lower bed board (4).

9. Radiotherapy bed with fixed frame according to claim 1, characterized in that the bottom of the base (1) is fixed with four movable wheels (29), the movable wheels (29) are distributed in a rectangle.

10. Radiotherapy bed with a fixed frame according to claim 1, characterized in that the foot positioning plate (2) is fixed with a foot fastening strap (30).