Lateral position radiotherapy body position fixing device

Abstract

The utility model provides a lateral position radiotherapy body position fixing device, and belongs to the technical field of radiotherapy. Comprising an operating table and a limiting shell, the outer wall of the operating table is fixedly connected with a mounting part, and the limiting shell is fixedly connected to the top of the mounting part; the fixing assembly is used for assisting medical staff in fixing the body position of the patient, and the fixing assembly is connected with the operating table and the limiting shell. By arranging the fixing assembly, a plurality of fixing parts can be fixed on the fixing assembly, so that the situation that a plurality of fixing assemblies need to be mounted and dismounted in sequence when the fixing device is dismounted and mounted by medical staff is avoided, and the efficiency of dismounting and mounting the fixing device by the medical staff is improved; meanwhile, medical staff can conveniently adjust the fixing assembly according to the body types of the patients so as to adapt to the patients of different body types, the adjusting mode is simple and convenient, and the medical staff can conveniently use the device.

Description

TECHNICAL FIELD

[0001] The utility model relates to radiotherapy technical field, especially a kind of lateral decubitus radiotherapy body position fixing device. BACKGROUND

[0002] Radiotherapy is one of the main treatment methods of malignant tumor, and the current advanced radiotherapy technology makes tumor target area more and more accurate, and the premise of realizing accurate treatment is that patients need good body position fixation, different radiotherapy equipment needs different body position fixing device, body position fixation can realize radiotherapy target area more accurate, surrounding normal tissue dose less, improve the comfort of patient and the repeatability of treatment, reduce the positioning error in treatment process.

[0003] The existing radiotherapy body position fixing device needs patients to lie on the operating table when in use, then medical staff successively fix the fixing components for fixing different parts on the operating table, and successively fix different fixing components on the corresponding positions of patients, so as to complete the body position fixation of patients, which leads to the disassembly of fixing device being too cumbersome, and is not conducive to medical staff to use fixing device to fix the body position of patients, therefore, the present application provides a kind of lateral decubitus radiotherapy body position fixing device to meet the needs. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model is to provide a kind of lateral decubitus radiotherapy body position fixing device, by setting fixing assembly, multiple fixing components can be fixed on fixing assembly, avoid medical staff to disassemble fixing device, need to successively install and remove multiple fixing assemblies, improve the efficiency of medical staff to disassemble fixing device, at the same time, medical staff can adjust fixing assembly according to the body shape of patient, to adapt to patients with different body shapes, and the adjustment mode is simple and convenient, easy for medical staff to use, to solve the problem that the existing fixing device needs multiple fixing components to fix the body position of patients, which is inconvenient for medical staff to disassemble.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] A kind of lateral decubitus radiotherapy body position fixing device, including operating table and limit shell, the outer wall of the operating table is fixedly connected with mounting piece, the limit shell is fixedly connected at the top of mounting piece;Fixing assembly, the fixing assembly is used to assist medical staff to fix the body position of patient, and the fixing assembly is connected with the operating table and the limit shell.

[0007] Optionally, the fixing assembly includes a cover plate inserted into the limit shell, the bottom of the cover plate is fixedly connected with a clamping piece, and a circular stepped groove is formed in the interior of the limit shell.

[0008] Optionally, the clamping piece is clamped in the circular stepped groove, two adjusting strips are symmetrically arranged in the inside of the limiting shell, and the end of the adjusting strip is fixedly connected with a limiting sleeve which is sleeved on the outer wall of the clamping piece.

[0009] Optionally, the adjusting strip is made of metal material, and the adjusting strip is composed of circular arc segments and straight line segments in sequence.

[0010] Optionally, two oval connecting pieces are inserted into the inside of the two adjusting strips, two oval connecting pieces are inserted into the inside of the cover plate, and the top of the two oval connecting pieces is fixedly connected with the first supporting rod and the second supporting rod respectively.

[0011] Optionally, the top of the first supporting rod and the second supporting rod is rotatably connected with a supporting plate, and the top of the supporting plate is provided with a placing groove.

[0012] Optionally, the overall profile of the placing groove is a semicircular profile with a narrow front and a wide back, one end of the placing groove close to the rotating connection with the first supporting rod is a narrow end, and one end of the placing groove away from the rotating connection with the first supporting rod is a wide end.

[0013] Optionally, the end of the second supporting rod is rotatably connected with a connecting supporting piece.

[0014] Optionally, the outer wall of the connecting supporting piece is fixedly connected with a rear supporting piece.

[0015] Optionally, the outer wall of the second supporting rod is fixedly connected with a front supporting piece.

[0016] Compared with the prior art, the utility model has at least the following beneficial effects:

[0017] In the above scheme, by setting the fixing assembly, the plurality of fixing components can be fixed on the fixing assembly, avoiding the need to install and remove the plurality of fixing assemblies in sequence when the medical staff disassembles the fixing device, improving the efficiency of the medical staff in disassembling the fixing device, and facilitating the medical staff to adjust the fixing assembly according to the body type of the patient to adapt to patients with different body types, and the adjustment method is simple and convenient, and convenient for medical staff to use.

[0018] By adjusting the strip is composed of circular arc segment and straight line segment in turn alternately, and the distance between the straight line segments on the two adjusting strips is slightly smaller than the width of the elliptical connecting piece, the elliptical connecting piece can rotate inside the corresponding circular arc segment of the two adjusting strips, so that the elliptical connecting piece cannot deform the straight line segment of the adjusting strip and enter the inside of other circular arc segments of the adjusting strip under the action of external force, avoiding the first supporting rod and the second supporting rod driving the corresponding elliptical connecting piece to slide inside the adjusting strip during the rotation of the first supporting rod and the second supporting rod, affecting the position of the first supporting rod and the second supporting rod after driving the supporting plate to rotate, and further affecting the supporting and fixing position of the supporting plate to the patient. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings incorporated herein and forming a part of the specification, illustrate embodiments of the present application and, together with the description, further serve to explain the principles of the application and to enable one skilled in the pertinent art to make and use the application.

[0020] Figure 1 is a schematic view of a deformed three-dimensional structure of a lateral position radiotherapy body position fixing device;

[0021] Figure 2 is a schematic view of an enlarged three-dimensional structure of a fixing assembly;

[0022] Figure 3 is a schematic view of a cross-sectional view of a three-dimensional structure of a lateral position radiotherapy body position fixing device before deformation;

[0023] Figure 4 is a schematic view of an enlarged structure of part A of Figure 3

[0024] Reference signs:

[0025] 1, operating table; 2, mounting piece; 3, limiting shell; 4, cover plate; 5, clamping piece; 6, circular stepped groove; 7, limiting sleeve; 8, adjusting strip; 9, elliptical connecting piece; 10, first supporting rod; 11, second supporting rod; 12, supporting plate; 13, placing groove; 14, connecting supporting piece; 15, rear supporting piece; 16, front supporting piece.

[0026] As shown in the drawings, in order to clearly realize the structure of the embodiments of the present application, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the present application in this specific structure, device and environment, and those skilled in the art can adjust or modify these devices and environment according to specific needs. DETAILED DESCRIPTION

[0027] ​The side-lying radiotherapy body position fixing device provided by the utility model is described in detail below in combination with the drawings and specific embodiments. Meanwhile, it is pointed out here that, in order to make the embodiments more detailed, the following embodiments are the best, preferred embodiments, and some other alternative ways can also be adopted by the person skilled in the art to implement them; and the drawings are only used to describe the embodiments more specifically, and are not intended to specifically limit the utility model.

[0028] It should be noted that the terms "one embodiment", "an embodiment", "exemplary embodiment", "some embodiments", etc. in the description indicate that the described embodiment can include a specific feature, structure or property, but not necessarily every embodiment includes the specific feature, structure or property. In addition, when a specific feature, structure or property is described in combination with an embodiment, it should be within the knowledge of the person skilled in the related art to realize this feature, structure or property in combination with other embodiments (whether or not explicitly described).

[0029] Generally, the terms can be understood at least partly from the use in the context. For example, at least partly depending on the context, the term "one or more" used herein can be used to describe any feature, structure or property in the singular sense, or can be used to describe a combination of features, structures or properties in the plural sense. In addition, the term "based on" can be understood as not necessarily conveying a set of exclusive factors, but can instead, at least partly depending on the context, allow the existence of other factors not necessarily explicitly described.

[0030] It can be understood that the meanings of "on", "above" and "over" in the utility model should be interpreted in the broadest way, so that "on" not only means "directly on" something, but also includes the meaning of "on" something with intervening characteristics or layers therebetween, and "above" or "over" not only means "above" or "over" something, but also can include the meaning of "above" or "over" something without intervening characteristics or layers therebetween.

[0031] In addition, spatially relative terms such as "under", "below", "lower", "over", "upper" and the like can be used herein for ease of description to describe one element's or feature's relationship to another element(s) or feature(s) as illustrated in the drawings. The spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the drawings. The device can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein can be interpreted accordingly.

[0032] As Figure 1 and Figure 4As shown, the utility model discloses a lateral position radiotherapy body position fixing device, including operating table 1 and limit shell 3, the outer wall fixedly connected with mounting piece 2 of operating table 1, limit shell 3 is fixedly connected at the top of mounting piece 2, fixing assembly, fixing assembly is used to assist medical staff to carry out the body position fixation of patient, fixing assembly is connected with operating table 1 and limit shell 3, by setting fixing assembly, can the multiple fixed components be fixed on fixing assembly, avoid medical staff to carry out the body position fixation of patient and the body position fixation of patient when completing the dismantling, to multiple fixing assembly are installed and dismantled in turn, improve the efficiency of medical staff to dismount the fixing device, simultaneously convenient for medical staff to adjust fixing assembly according to the body type of patient, to adapt to the patient of different body type, and the adjustment mode is simple and convenient, is convenient for medical staff to use.

[0033] As Figures 2 to 4 Shown, the fixing assembly includes the cover plate 4 inserted in the inside of limit shell 3, the bottom fixedly connected with the clamping piece 5 of cover plate 4, the inside of limit shell 3 is equipped with circular stepped groove 6, the clamping piece 5 is clamped in the inside of circular stepped groove 6, the overall profile of circular stepped groove 6 is convex profile from the side, and it is circular profile from the top, so that, after the clamping piece 5 is inserted into the inside of the circular stepped groove 6, the clamping piece 5 is clamped on the stepped surface at the connecting part of the circular stepped groove 6, and the cover plate 4 is fixed in the inside of the limit shell 3 by the clamping piece 5, the inside of the limit shell 3 is symmetrically provided with two adjusting strips 8, the end of the adjusting strip 8 is fixedly connected with a limiting sleeve 7, and the limiting sleeve 7 is sleeved on the outer wall of the clamping piece 5. By setting the limiting sleeve 7, the adjusting strip 8 can be limited and fixed in position with the clamping piece 5, so that the adjusting strip 8 is fixed in the inside of the limit shell 3, preventing displacement of the adjusting strip 8 in the inside of the limit shell 3, and affecting the normal work of the fixing assembly.

[0034] As Figures 2 to 4 Shown, the adjusting strip 8 is made of metal, and the adjusting strip 8 is alternately composed of circular arc segments and straight line segments. The connecting part of the circular arc segment and the straight line segment of the adjusting strip 8 is provided with a round corner. Two elliptical connecting pieces 9 are inserted into the inside of the two adjusting strips 8. By alternately composing the adjusting strip 8 of the circular arc segment and the straight line segment, and the distance between the straight line segments of the two adjusting strips 8 is slightly smaller than the width of the elliptical connecting piece 9, the elliptical connecting piece 9 can rotate in the corresponding circular arc segment of the two adjusting strips 8. Thus, the elliptical connecting piece 9 cannot deform the straight line segment of the adjusting strip 8 to enter other circular arc segments of the adjusting strip 8 without external force. In the process of rotating the first supporting rod 10 and the second supporting rod 11, the first supporting rod 10 and the second supporting rod 11 drive the corresponding elliptical connecting piece 9 to slide in the inside of the adjusting strip 8, which affects the position of the first supporting rod 10 and the second supporting rod 11 after driving the supporting plate 12 to rotate, and further affects the supporting and fixing position of the supporting plate 12 to the patient.

[0035] As Figures 2 to 4 shown, the two oval connectors 9 are inserted inside the cover plate 4, the top of the two oval connectors 9 is fixedly connected with the first support rod 10 and the second support rod 11 respectively, the top of the first support rod 10 and the second support rod 11 is rotatably connected with the support plate 12, the top of the support plate 12 is provided with a placing groove 13, the overall profile of the placing groove 13 is a semicircular profile with the front narrow and the back wide, through the setting of the placing groove 13 with the front narrow and the back wide, the shape of the placing groove 13 can adapt to the shape of the patient's leg, the patient's calf is placed at the narrow end of the placing groove 13, and the patient's thigh is placed at the wide end of the placing groove 13, thereby improving the comfort of the patient's leg fixed inside the placing groove 13, the end of the placing groove 13 close to the rotating connection with the first support rod 10 is the narrow end, and the end of the placing groove 13 away from the rotating connection with the first support rod 10 is the wide end, the end of the second support rod 11 is rotatably connected with the connecting support 14, the outer wall of the connecting support 14 is fixedly connected with the rear support 15, and the outer wall of the second support rod 11 is fixedly connected with the front support 16, the working principle of the rear support 15 and the front support 16 in the application is disclosed as prior art, and therefore will not be described in detail.

[0036] The working principle of the technical scheme provided by the utility model is as follows:

[0037] When the medical staff needs to fix the patient's body position, the patient lies on the top of the operating table 1 and fixes the limiting shell 3 together with the fixing assembly on the mounting piece 2 of the operating table 1, at this time the medical staff can rotate the first support rod 10 and the second support rod 11, so that the first support rod 10 and the second support rod 11 drive the support plate 12 to rotate, until the support plate 12 is parallel to the limiting shell 3 and then stops, then the medical staff can place one leg of the patient inside the placing groove 13 on the top of the support plate 12, preliminarily fix the leg of the patient, and further fix the leg of the patient through the bandage on the support plate 12, when the medical staff completes the fixation of the leg of the patient, the medical staff can rotate the connecting support 14, until the connecting support 14 is rotated and placed on the mounting piece 2 on the side of the operating table 1 which is not fixedly connected with the limiting shell 3, so that the connecting support 14 supports and fixes the second support rod 11 through the mounting piece 2, to prevent the first support rod 10 and the second support rod 11 from being deformed and damaged due to excessive stress, at this time the medical staff can rotate the rear support 15 and the front support 16 to fix the front and back of the patient's body, to achieve the effect of quickly fixing the patient in a lateral lying position.

[0038] It should be noted that when the medical staff needs to adjust the position of the component supported and fixed by the fixing assembly according to the body type of the patient, first, the fixing assembly is deformed before the first support rod 10 and the second support rod 11 are deformed (such as Figure 3When the fixed assembly is in the position shown in the figure, the medical staff can pull the first support rod 10 and the second support rod 11 to slide along the inside of the cover plate 4, so that the first support rod 10 and the second support rod 11 pull the corresponding oval connecting pieces 9 to slide along the inside of the two adjusting strips 8, and the oval connecting pieces 9 press the straight sections of the adjusting strips 8 into the inside of the other arc sections of the adjusting strips 8, so that the fixed position of the support fixed part of the fixed assembly is adjusted according to the body shape of the patient, the applicability of the fixing device is improved, and the medical staff can conveniently use the fixing device to fix the body position of the patient.

[0039] The utility model covers any alternative, modification, equivalent method and scheme which are made on the essence and range of the utility model. In order to make the public have the thorough understanding of the utility model, the specific details are explained in the above preferred embodiment of the utility model, and the utility model can be completely understood without the description of these details for the person skilled in the art. In addition, in order to avoid unnecessary confusion to the essence of the utility model, the well-known method, process, flow, element and circuit are not explained in detail.

[0040] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for the ordinary skilled person in the art, a plurality of improvements and refinements can be made without departing from the principle of the utility model, and these improvements and refinements should be regarded as the protection range of the utility model.

Claims

1. A lateral position radiotherapy body fixation device comprising an operating table and a limiting shell, characterized in that, The outer wall of the operating table is fixedly connected with a mounting piece, and the limiting shell is fixedly connected to the top of the mounting piece. A fixing assembly is used to assist medical staff in fixing the body position of a patient, and the fixing assembly is connected with the operating table and the limiting shell.

2. The lateral position radiotherapy body fixation device according to claim 1, characterized in that, The fixing assembly includes a cover plate inserted into the limiting shell, and the bottom of the cover plate is fixedly connected with a clamping piece.

3. The lateral position radiotherapy body fixation device according to claim 2, characterized in that, The limiting shell is provided with a circular stepped groove in the inside, and the clamping piece is clamped in the inside of the circular stepped groove.

4. The lateral position radiotherapy body fixation device according to claim 3, characterized in that, The inside of the limiting shell is symmetrically provided with two adjusting strips, and the end of the adjusting strip is fixedly connected with a limiting sleeve.

5. The lateral position radiotherapy body fixation device according to claim 3, characterized in that, The adjusting strip is made of metal material, and the adjusting strip is composed of circular arc segments and straight line segments in sequence.

6. The lateral position radiotherapy body fixation device according to claim 5, characterized in that, The connecting end of the adjusting strip is provided with a round corner.

7. The lateral position radiotherapy body fixation device according to claim 6, characterized in that, Two oval connecting pieces are inserted into the inside of the cover plate, and the top of the oval connecting piece is fixedly connected with a first supporting rod and a second supporting rod.

8. The lateral position radiotherapy body fixing device according to claim 5, characterized in that, The top of the first supporting rod and the second supporting rod is rotatably connected with a supporting plate, and the top of the supporting plate is provided with a placing groove.

9. The lateral position radiotherapy body fixation device according to claim 8, characterized in that, The overall profile of the placing groove is a semicircular profile with a narrow front and a wide back.

10. The lateral position radiotherapy body position fixation device according to claim 8, characterized in that, The end of the placing groove close to the rotating connection with the first supporting rod is a narrow end, and the end of the placing groove away from the rotating connection with the first supporting rod is a wide end. The end of the second supporting rod is rotatably connected with a connecting supporting piece. The outer wall of the connecting supporting piece is fixedly connected with a rear supporting piece. The outer wall of the second supporting rod is fixedly connected with a front supporting piece.

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