CN117224863A - Radiotherapy position fixing device - Google Patents
Radiotherapy position fixing device Download PDFInfo
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- CN117224863A CN117224863A CN202311451510.6A CN202311451510A CN117224863A CN 117224863 A CN117224863 A CN 117224863A CN 202311451510 A CN202311451510 A CN 202311451510A CN 117224863 A CN117224863 A CN 117224863A
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- 238000001959 radiotherapy Methods 0.000 title claims abstract description 35
- 210000001015 abdomen Anatomy 0.000 claims abstract description 95
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 22
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 41
- 230000006835 compression Effects 0.000 claims description 31
- 238000007906 compression Methods 0.000 claims description 31
- 238000009792 diffusion process Methods 0.000 claims description 19
- 238000001125 extrusion Methods 0.000 claims description 13
- 239000012528 membrane Substances 0.000 claims description 13
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 5
- 208000012661 Dyskinesia Diseases 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 238000010030 laminating Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 208000015634 Rectal Neoplasms Diseases 0.000 description 1
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 206010038038 rectal cancer Diseases 0.000 description 1
- 201000001275 rectum cancer Diseases 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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Abstract
The application relates to a radiotherapy body position fixing device which comprises a base, a head support module, a trunk support module, a belly supporting plate, a leg support module and a thermoplastic film assembly. According to the abdomen support device, the abdomen of a patient in a lying state is accommodated and supported, the accommodating and supporting space is adaptively adjusted in three aspects of length, width, height and attaching and supporting angle according to the abdomen sizes of patients in different body types, the abdomen of the patient is ensured to be in a more comfortable state, abnormal movements possibly caused by breathing of the patient are processed in a manner of expanding the accommodating space of the abdomen of the patient again, the stability of the body position of the patient in radiotherapy is ensured, the radiation positioning of radiotherapy equipment to target tissues is ensured, and the radiotherapy effect is ensured.
Description
Technical Field
The application relates to the technical field of body position fixing, in particular to a radiotherapy body position fixing device.
Background
The first procedure of radiotherapy implementation is body position fixing, which aims to more firmly control the body position, improve the accuracy and repeatability of positioning, and ensure that a patient is in an accurate position every time the patient receives treatment by reasonable body position fixing, thereby improving the curative effect of radiotherapy.
In the fixed process of current position, like the chinese patent of bulletin number CN219646563U, it discloses a rectum cancer radiotherapy position fixing device that crouches, including prone plate and vacuum pad, the outline size of vacuum pad is greater than the outline size of prone plate, the vacuum pad is placed on the prone plate, vacuum pad and prone plate all set up the opening, can realize patient's belly natural sagging, and patient's whole body is fixed through the vacuum pad.
Among the above-mentioned prior art, mainly carry out the position to the patient through prone plate and vacuum pad complex mode and fix, but, above-mentioned prior art does not consider the influence that patient's body form factor led to the fact to the position is fixed, if the patient size is great, the belly is comparatively outstanding, then the belly card is at the opening part, make the patient feel uncomfortable easily, and the belly is blocked the back, the fluctuation that the patient breathes and produce can be transmitted to the vacuum pad, cause the position to fix unstably, thereby lead to the radiotherapy equipment to produce the deviation to the location of target tissue, influence the treatment effect, simultaneously, above-mentioned prior art also lacks the countermeasure to the emergency such as patient abnormal movement, external interference.
Based on this, the above-mentioned prior art has room for improvement.
Disclosure of Invention
In order to ensure that a patient is in an accurate position when receiving treatment each time, radiation of radiotherapy equipment is positioned to target tissues, the abdomen support device is adaptively attached and supported on the abdomen of the patient in a lying state, on the premise of ensuring comfort, body fluctuation of the patient caused by breathing is avoided, the body position of the patient is ensured to be stable, and the radiotherapy effect is ensured, and the radiotherapy body position fixing device provided by the application adopts the following technical scheme:
the utility model provides a radiotherapy position fixing device, the on-line screen storage device comprises a base, head support module, the trunk support module, the belly layer board, leg support module and thermoplastic membrane subassembly, square piece is installed to the surface middle part nestification of base, head support module slides along the length direction of base and sets up on the base, head support module supports the upper body head position of patient, trunk support module slides along the diagonal direction diffusion of square piece and sets up on the base, the bottom of trunk support module is provided with a plurality of belly layer board, the surface of belly layer board is provided with the inflatable layer, thereby belly layer board, thereby the trunk support module carries out the position unblock through head support module and is applicable to the laminating in the patient belly of different sizes, leg support module slides along the length direction of base and sets up on the base, leg support module supports the lower part shank position of patient, thermoplastic membrane subassembly installs the middle part top at the base, cooperation is carried out the angle modulation to the belly layer board between thermoplastic membrane subassembly and the base, thermoplastic membrane subassembly, head support module, cooperation is fixed the position of patient between the leg support module, the body position that the patient is caused to the patient, the outside and patient's body position is moved to the patient's of eliminating.
Preferably, the head support module comprises a first support block, a head support, a handle, an arm pressing pillow and a linkage assembly, wherein the first support block is arranged on the base in a sliding manner along the length direction of the base, the head support is arranged on the surface middle part of the first support block, the head support of the hollow structure supports the head of a patient and ensures air permeability, the handle for the patient to grip in multiple directions is arranged at the left end of the first support block, the arm pressing pillow is arranged on the first support block in a vertical sliding manner, and the arm pressing pillow is pressed by the weight of the patient to sink so as to trigger the linkage assembly to unlock the position of the trunk support module.
Preferably, the linkage assembly comprises a pressure plate, a first connecting rod, a second connecting rod and a third connecting rod, wherein the pressure plate is arranged at the bottom of the arm pressing pillow, the pressure plate plays a role in excessive connection, after the arm pressing pillow descends, the pressure plate drives the telescopic part to descend together, one end of the first connecting rod is arranged at the bottom of the pressure plate through the telescopic part, when the trunk supporting module slides in a diffusion mode, the telescopic part follows the trunk supporting module to slide in a telescopic mode, so that stable matching relation between the linkage assembly and the trunk supporting module is guaranteed, the other end of the first connecting rod is connected with the second connecting rod through a pin shaft, the other end of the second connecting rod is connected with the third connecting rod through the pin shaft, and the other end of the third connecting rod is connected with the trunk supporting module.
Preferably, the trunk support module comprises a second support block, a cam unlocking component, a telescopic frame, a telescopic locking mechanism, a rotating frame and a rotating locking mechanism, wherein the second support block is arranged on the base in a diffusion mode along the diagonal direction of the square block, the cam unlocking component matched with the connecting rod is used for locking the position of the second support block, the telescopic frame is arranged at the bottom of the second support block and is of an elastic telescopic structure, the telescopic frame is provided with the telescopic locking mechanism, the telescopic locking mechanism locks the position of the telescopic frame and carries out telescopic guiding on the telescopic frame, stability of the telescopic frame during telescopic is guaranteed, the rotating frame is arranged at the bottom of the telescopic frame, the belly supporting plate is arranged on the rotating frame in a rotating mode through the rotating locking mechanism, and the rotating locking mechanism locks the belly supporting plate and the rotating frame in an angle position.
Preferably, the second supporting shoe includes movable block, linking piece and auxiliary, the movable block slides and sets up in the inclined groove a that the base surface was seted up, carry out sliding connection through the linking piece between two adjacent movable blocks, the linking piece plays the excessive and stable central effect of connection, the movable block is opened in the diffusion slip and is constituteed stable shape structure in returning all the time with linking between the piece, the stability to patient support has been guaranteed, avoid the condition such as unsettled to patient's belly support that the diffusion range is inconsistent between the movable block leads to, top is pressed against, be connected with extension spring between movable block and the linking piece, extension spring plays reset effect and cushioning effect, avoid taking place to slide too soon between movable block and the linking piece and lead to the patient to collide with, the slider that the lower extreme at the linking piece middle part set up slides and sets up in the straight groove b that the base surface was seted up, the linking piece forms the shape structure jointly with the movable block of L type structure, all be provided with cam unlocking assembly in the linking piece that is located left side and the front side setting, the auxiliary rotates and sets up in the movable block of left front side, cooperation between unlocking assembly and the linkage assembly.
Preferably, the cam unlocking component comprises an unlocking plate, a locking pin, a cam, a rotating shaft, a bevel gear, an annular triggering piece and a lifting plate, wherein the unlocking plate is arranged in the connecting block in a vertical sliding mode, a reset spring is connected between the unlocking plate and the connecting block, the reset spring plays a reset role, the locking pin is installed at the bottom of the unlocking plate, a locking groove corresponding to the position of the locking pin is uniformly formed in the movable block, the locking pin is inserted into the locking groove to lock the position between the movable block and the connecting block, the cam is installed on the rotating shaft, the rotating shaft is arranged in the connecting block in a rotating mode through a bearing, the cam unlocking component is in a stable working state when the rotating shaft and the bearing can slide relatively to ensure that the second supporting block slides in a diffusion mode, the cam is located under the unlocking plate, the bevel gears are installed at the end portions of the rotating shaft, the bevel gears in the two cam unlocking components are meshed with each other, the bevel gears play a role of transmitting rotation, the synchronous rotation of the two rotating shafts is guaranteed, the rotating shaft located in the left connecting block is fixedly connected with the auxiliary piece, the front end of the auxiliary piece is connected with the connecting rod, the lifting mechanism is uniformly installed on the periphery of the unlocking plate, and the annular triggering piece is locked by the annular triggering piece.
Preferably, the expansion bracket comprises an upper movable plate and a lower movable plate, the upper movable plate is arranged at the bottom of the movable block, the lower movable plate is connected to the bottom of the upper movable plate through a flexible spring, the flexible spring has a resetting function, the upper movable plate and the lower movable plate are locked in position through a telescopic locking mechanism, and the upper movable plate and the lower movable plate are of L-shaped structures corresponding to the shape of the movable block.
Preferably, the telescopic locking mechanism comprises a telescopic shell, a telescopic inner rod, a clamp brake, an extrusion block and an overhanging plate, wherein the outer wall of the telescopic shell is fixedly connected with the engagement block, the telescopic shell is in horizontal sliding fit with the upper movable plate, the telescopic inner rod is arranged inside the telescopic shell in a vertical sliding mode, the bottom of the telescopic inner rod is in vertical sliding fit with the engagement block, the bottom of the telescopic inner rod is in horizontal sliding fit with the lower movable plate, the clamp brake is arranged in the telescopic shell in a horizontal sliding mode, a compression spring is connected between the clamp brake and the telescopic shell, the compression spring always maintains the trend of pulling towards the direction away from the telescopic inner rod, the extrusion block is arranged in the telescopic shell in a vertical sliding mode, the section of the extrusion block is trapezoid, the upper end of the clamp brake is of an inclined surface structure, the extrusion block in an initial state extrudes the clamp brake to enable the clamp brake to be tightly bonded with the telescopic inner rod, so that the position between the telescopic inner rod and the telescopic shell is locked, the overhanging plate is arranged at the top of the extrusion block, the spiral spring is connected between the telescopic inner rod and the telescopic shell, one end of the overhanging plate is reset, and the overhanging plate is exposed outside the telescopic shell and corresponds to the position of the lifting plate.
Preferably, the rotation locking mechanism comprises a rotating ring, an L-shaped plate, a connecting piece and a locating pin, the rotating ring is rotationally arranged on the rotating frame, a torque spring is connected between the rotating ring and the rotating frame, the torque spring plays a resetting role, the rotating frame of the L-shaped structure is combined into a return structure, a belly supporting plate is arranged on the rotating ring, the L-shaped plate is vertically arranged in the rotating frame in a sliding manner, a return spring is connected between the L-shaped plate and the rotating frame, the return spring plays a resetting role, two adjacent L-shaped plates are connected through the connecting piece, the L-shaped plate and the connecting piece jointly form the return structure, the connecting piece and the connecting piece are in vertical sliding fit, the connecting piece and the L-shaped plate are in horizontal sliding fit, the locating pin is arranged at the bottom of the L-shaped plate, locating grooves corresponding to the locating pin positions are uniformly formed in the circumferential direction of the rotating ring, and the locating pin is inserted into the locating grooves so that the positions between the rotating ring and the rotating frame are locked.
Preferably, the base includes base plate, floating mounting panel, trigger piece, the gasbag, the compression board, floating mounting panel slides from top to bottom and sets up in the inside of base plate, floating mounting panel is as the mounting base of thermoplastic membrane subassembly, thermoplastic membrane subassembly after the design is installed to floating mounting panel from the top, be connected with tension spring between floating mounting panel and the base plate, tension spring is as the trigger condition under the emergency, the pulling force is great, trigger piece installs in the middle part of floating mounting panel, trigger piece exposes outside the base plate and corresponds with the position between the connecting piece, the dodging groove to the trigger piece has been seted up on the lifting board, the gasbag sets up in the inside hidden cavity of seting up of base plate, be connected through elastic hose between the inflation layer on gasbag and belly layer board surface, the compression board, it slides from top to bottom and sets up in hiding the cavity, the compression board under the initial state compresses the gasbag, the inflation layer is in the state when the compression board releases the compression to the gasbag, the inflation layer is in the state of not filling.
In summary, the beneficial technical effects of the application are as follows:
according to the radiotherapy body position fixing device, the abdomen of a patient in a lying state is accommodated and supported, the accommodating and supporting space is adjusted in the adaptability of three aspects of length, width, height and fitting and supporting angles according to the abdomen sizes of patients in different sizes, the abdomen of the patient is guaranteed to be in a more comfortable state, abnormal movements of the patient possibly caused by breathing are processed in a targeted manner by expanding the accommodating space of the abdomen of the patient again, the body position stability of the patient in radiotherapy is guaranteed, radiation positioning of radiotherapy equipment to target tissues is guaranteed, and radiotherapy effects are guaranteed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present application;
FIG. 2 is a schematic view of the overall structure of the present application (except for the thermoplastic film assembly);
FIG. 3 is an enlarged view of a portion of FIG. 2A in accordance with the present application;
FIG. 4 is a schematic view of the structure of a second support block of the present application;
FIG. 5 is a schematic view of the torso support module of the present application (from bottom to top);
FIG. 6 is a schematic view of the structure of the application between the telescoping rack, telescoping locking mechanism, turret, and rotation locking mechanism;
FIG. 7 is an enlarged view of a portion of the application at B of FIG. 6;
FIG. 8 is a schematic view of the torso support module of the present application (except for the movable blocks);
FIG. 9 is a schematic view of the cam unlocking assembly of the present application;
FIG. 10 is an enlarged view of a portion of FIG. 9C in accordance with the present application;
FIG. 11 is a top view of the torso support module of the present application (except for the movable blocks);
FIG. 12 is a cross-sectional view taken at A-A of FIG. 11 in accordance with the present application;
FIG. 13 is an enlarged view of a portion of the application at D of FIG. 12;
FIG. 14 is a cross-sectional view taken at B-B of FIG. 11 in accordance with the present application;
FIG. 15 is an enlarged view of a portion of FIG. 14 at E in accordance with the present application;
FIG. 16 is a schematic view of the rotational locking mechanism of the present application;
FIG. 17 is a schematic view of the structure of the base of the present application;
FIG. 18 is a schematic view of the structure between the floating mounting plate, bladder, compression plate of the present application.
Reference numerals illustrate: 1. a base; 2. a head support module; 3. a torso support module; 4. a belly support plate; 5. a leg support module; 6. a thermoplastic film assembly; 21. a first support block; 22. a head support; 23. a handle; 24. arm pressing pillow; 25. a linkage assembly; 251. a first connecting rod; 252. a second connecting rod; 253. a connecting rod III; 31. a second support block; 32. a cam unlocking assembly; 33. a telescopic frame; 34. a telescopic locking mechanism; 35. a rotating frame; 36. a rotation locking mechanism; 311. a movable block; 312. a joint block; 313. an auxiliary member; 321. unlocking plate; 322. a locking pin; 323. a cam; 324. a rotating shaft; 325. bevel gears; 326. an annular trigger; 327. a lifting plate; 331. an upper movable plate; 332. a lower movable plate; 341. a telescoping housing; 342. a telescopic inner rod; 343. a clamp brake; 344. extruding a block; 345. an overhanging plate; 361. a rotating ring; 362. an L-shaped plate; 363. a connecting piece; 364. a positioning pin; 11. a substrate; 12. a floating mounting plate; 13. a trigger; 14. an air bag; 15. a compression plate; a. an inclined groove; b. a straight slot.
Description of the embodiments
The present application is described in further detail below with reference to fig. 1-18.
The embodiment of the application discloses a radiotherapy posture fixing device, which is characterized in that a storage supporting space is created for the abdomen of a patient in a lying state, the storage supporting space is adaptively adjusted in three aspects of length and width, height and fitting supporting angle according to the abdomen sizes of patients in different sizes, the abdomen of the patient is ensured to be in a more comfortable state, and the abnormal movements of the patient possibly caused by breathing are correspondingly dealt with, so that the posture stability of the patient in radiotherapy is ensured, the radiation positioning of radiotherapy equipment to target tissues is ensured, and the radiotherapy effect is ensured.
Referring to fig. 1 and 2, a radiotherapy position fixing device, including base 1, head support module 2, trunk support module 3, belly layer board 4, shank support module 5 and thermoplastic membrane module 6, square piece is installed to the surface middle part nestification of base 1, head support module 2 slides along the length direction of base 1 and sets up on base 1, head support module 2 supports patient's upper body head position, trunk support module 3 slides along the diagonal direction diffusion setting of square piece on base 1, the bottom of trunk support module 3 is provided with a plurality of belly layer board 4, belly layer board 4's surface is provided with the inflation layer, belly layer board 4, thereby trunk support module 3 carries out the position unblock through head support module 2 and is applicable to the laminating at the patient's of different sizes, shank support module 5 slides along the length direction of base 1 and sets up on base 1, shank support module 5 supports patient's lower body shank position, thermoplastic membrane module 6 installs the middle part top at base 1, cooperation carries out the angle modulation to belly layer board 4 between thermoplastic membrane module 6 and base 1, thermoplastic membrane module 6, surface of belly layer board 4 is provided with the inflation layer, thereby the surface of belly layer board 4, thereby the position unblock is carried out to patient's body position fixing between head support module 3, shank support module 5 and the patient's the body position disturbance of the body, patient's the body position of the body is disturbed by oneself.
In the actual position fixing process, a patient leans on the application in a kneeling and lying posture, the crank arm supports the body, the head support module 2 is pressed by the patient to trigger the trunk support module 3 to unlock, the unlocked trunk support module 3 is opened and closed in a diffusing way under the pressing of the abdomen of the patient, the position between the abdomen support plate 4 and the trunk support module 3 is synchronously unlocked, the abdomen support plate 4 is subjected to height and angle adjustment relative to the trunk support module 3, thereby adapting to the abdomen size of the patient to carry out comfortable fit and storage support on the abdomen, the posture of the patient is changed after the abdomen storage is finished, the two hands lift the top of the head to form a final fixed body position, the internal structure of the head support module 2 is reset, the positions of the trunk support module 3 and the abdomen support plate 4 are locked again, and then the shaped thermoplastic film assembly 6 is mounted on the base 1 to complete the position fixing of the patient, after that, if the patient leads to the upward rising of the body due to respiration, the internal structure of the base 1 is triggered, the locking angle of the abdomen support plate 4 is unlocked again, thus the abdomen layer is not filled with the abdomen of the patient, the patient is not fully loaded, the patient can not move upward, the position of the patient is guaranteed, the radiation stability is guaranteed, the position of the patient is guaranteed, and the position of the patient is adjusted to the position of the patient, and the radiation stability is guaranteed, and the position of the patient is guaranteed.
Referring to fig. 2 and 3, because the patient may need to lie prone to treat due to different diseased positions, the application is provided with a head support module 2 for supporting the upper body of the patient lying prone, the head support module 2 comprises a first support block 21, a head support 22, a handle 23, an arm press pillow 24 and a linkage assembly 25, the first support block 21 is slidably arranged on the base 1 along the length direction of the base 1, the head support 22 is arranged in the middle of the surface of the first support block 21, the head support 22 with a hollow structure supports the head of the patient and ensures air permeability, the left end of the first support block 21 is provided with the handle 23 for the patient to hold in multiple directions, the arm press pillow 24 is slidably arranged on the first support block 21 up and down, and the arm press pillow 24 is pressed and sunk by the weight of the patient to trigger the linkage assembly 25 so as to unlock the position of the trunk support module 3.
In the actual supporting process of the upper body of the patient, the patient needs to lay on the application in a kneeling and lying posture to put the arms into the arm pressing pillow 24, the arm pressing pillow 24 is pressed down to unlock the trunk supporting module 3 through the linkage assembly 25, after the trunk supporting module 3 is matched with the belly supporting plate 4 to store and support the belly of the patient, the patient changes the posture to move the arms out of the arm pressing pillow 24, after the arms are moved out of the arm pressing pillow 24, the trunk supporting module 3 is locked under the action of the linkage assembly 25, the abdomen of the patient is stored and supported, then the patient holds the handle 23 forwards by hands, and the face is placed in the head support 22, and at the moment, the posture of the patient is the final fixed body position.
Referring to fig. 2, 5, 6, 7 and 8, the respiratory of a patient can cause fluctuation of the body and affect the therapeutic effect of an instrument, the application is provided with a trunk support module 3 for accommodating and supporting the abdomen of the patient lying down, the trunk support module 3 comprises a second support block 31, a cam unlocking component 32, a telescopic frame 33, a telescopic locking mechanism 34, a rotating frame 35 and a rotating locking mechanism 36, the second support block 31 is arranged on the base 1 in a diffusion manner along the diagonal direction of the square block, the cam unlocking component 32 matched with the connecting rod three 253 locks the position of the second support block 31, the telescopic frame 33 is arranged at the bottom of the second support block 31, the telescopic frame 33 is of an elastic telescopic structure, the telescopic frame 33 is provided with a telescopic locking mechanism 34, the telescopic frame 33 is locked in position and guided in a telescopic manner, the stability of the telescopic frame 33 in telescopic operation is ensured, the rotating frame 35 is arranged at the bottom of the telescopic frame 33, the abdomen 4 is arranged on the rotating frame 35 in a rotating manner through the rotating locking mechanism 36, and the angle between the abdomen 4 and the rotating frame 35 is locked.
In the process of actually storing and supporting the belly, the linkage assembly 25 triggers the cam unlocking assembly 32 to unlock the second supporting block 31, the unlocked second supporting block 31 slides in a diffusion mode under the compression of the body of a patient to adapt to the body shape of the patient, the cam unlocking assembly 32 can synchronously unlock the telescopic locking mechanism 34 and the rotating locking mechanism 36 when unlocking, the telescopic locking mechanism 34 enables the telescopic bracket 33 to elastically adjust in the height direction under the compression of the belly, and the rotating locking mechanism 36 enables the belly supporting plate 4 to angularly adjust around the rotating frame 35 under the compression of the belly after unlocking, so that a deeper accommodating space is provided for the belly of the patient in an adaptive mode.
Referring to fig. 4, the patient has different body types and large belly size difference, in order to adapt to the belly of different patients, the application is provided with a second supporting block 31, the second supporting block 31 comprises a movable block 311, a connecting block 312 and an auxiliary member 313, the movable block 311 is arranged in an inclined groove a arranged on the surface of a base 1 in a sliding way, two adjacent movable blocks 311 are connected in a sliding way through the connecting block 312, the connecting block 312 plays the roles of excessive connection and stable center, the movable block 311 always forms a stable loop structure with the connecting block 312 in the diffusion sliding opening process, the stability of supporting the patient is ensured, the conditions of suspending, jacking and the like of the belly support of the patient caused by inconsistent diffusion amplitude among the movable blocks 311 are avoided, the extension spring is connected between the movable block 311 and the connecting block 312, the extension spring plays a reset role and a buffer role, collision of a patient caused by excessively fast sliding between the movable block 311 and the connecting block 312 is avoided, a sliding block arranged at the lower end of the middle part of the connecting block 312 is arranged in a straight slot b formed in the surface of the base 1 in a sliding mode, the connecting block 312 and the movable block 311 of an L-shaped structure jointly form a loop-shaped structure, cam unlocking assemblies 32 are arranged in the connecting blocks 312 arranged on the left side and the front side, an auxiliary piece 313 is arranged in the movable block 311 on the left front side in a rotating mode, and the cam unlocking assemblies 32 are matched with the linkage assemblies 25 through the auxiliary piece 313.
In the actual adjusting process, the linkage assembly 25 drives the auxiliary piece 313 to rotate so as to trigger the cam unlocking assembly 32 to unlock the positions between the movable block 311 and the connecting block 312, the movable block 311 performs diffusion sliding along the inclined track under the compression of the belly, and the connecting block 312 performs diffusion sliding along the straight track, so that the loop-shaped structure formed by the connecting block 312 and the movable block 311 is enlarged, and the accommodating and supporting of the abdomen of patients with different sizes are realized.
Referring to fig. 3, the application is provided with a linkage assembly 25 and a cam unlocking assembly 32 which are matched for linkage to unlock the trunk support module 3, wherein the linkage assembly 25 comprises a pressure plate, a first connecting rod 251, a second connecting rod 252 and a third connecting rod 253, the pressure plate is arranged at the bottom of the arm press pillow 24 and plays a role of excessive connection, when the arm press pillow 24 descends, the pressure plate drives a telescopic part to descend together, one end of the first connecting rod 251 is arranged at the bottom of the pressure plate through the telescopic part, when the trunk support module 3 performs diffusion sliding, the telescopic part slides in a telescopic way along with the trunk support module 3, so that the stable matching relation between the linkage assembly 25 and the trunk support module 3 is ensured, the other end of the first connecting rod 251 is connected with a second connecting rod 252 through a pin, the other end of the second connecting rod 252 is connected with the third connecting rod 253 through a pin, and the other end of the third connecting rod 253 is connected with the trunk support module 3.
Referring to fig. 9, 10, and 13, the cam unlocking assembly 32 includes an unlocking plate 321, a locking pin 322, a cam 323, a rotating shaft 324, a bevel gear 325, an annular trigger 326, and a lifting plate 327, the unlocking plate 321 is disposed in the connecting block 312 in a sliding manner up and down, a return spring is connected between the unlocking plate 321 and the connecting block 312, the return spring plays a return role, the locking pin 322 is mounted at the bottom of the unlocking plate 321, locking grooves corresponding to the positions of the locking pin 322 are uniformly formed in the movable block 311, the locking pin 322 is inserted into the locking grooves so as to lock the positions between the movable block 311 and the connecting block 312, the cam 323 is mounted on the rotating shaft 324, the rotating shaft 324 is rotatably disposed in the connecting block 312 through a bearing, relative sliding can occur between the rotating shaft 324 and the bearing so as to ensure that the cam unlocking assembly 32 is in a stable working state when the second supporting block 31 performs diffusion sliding, the end of the rotating shaft 324 is mounted at the right lower part of the unlocking plate 321, the bevel gears 325 are mutually meshed with each other, the bevel gears 325 play a role of transmitting rotation, the rotation is guaranteed, the synchronous rotation of the rotating shafts 324 at two rotating shafts 324 are guaranteed, the rotating shaft 326 at the left side 326 is located at the two sides of the rotating shaft 324, the annular trigger mechanism is uniformly connected between the annular trigger plate 313 and the annular trigger plate 313, and the annular trigger mechanism is mounted at the outer end of the annular trigger plate 313, and the annular trigger mechanism is fixedly connected between the annular trigger plate 313, and the annular trigger mechanism is mounted at the annular trigger side and the annular trigger plate side 327, and the annular trigger device is connected to the annular trigger device and the annular trigger 324, and the annular trigger 32.
In the process of actual unlocking, the arm press pillow 24 drives the pressure plate to descend, the pressure plate drives the connecting rod one 251 to descend together through the telescopic part, under the effect of the connecting rod two 252, the connecting rod three 253 drives the auxiliary piece 313 to rotate, the auxiliary piece 313 drives the rotating shaft 324 connected with the auxiliary piece 313 to rotate, under the effect of the bevel gear 325, the rotating shafts 324 in the two cam unlocking components 32 synchronously rotate, the cams 323 rotate along with the rotating shafts 324 to lift the unlocking plate 321, the locking pins 322 are pulled out of the locking grooves, position unlocking between the movable blocks 311 and the connecting blocks 312 is completed, and when the unlocking plate 321 lifts, the annular triggering piece 326 synchronously lifts along with the unlocking plate 321, the lifting plate 327 synchronously unlocks the telescopic locking mechanism 34 and the rotating locking mechanism 36, after unlocking is completed, when the movable blocks 311 perform diffusion sliding, the movable blocks 311 adjacent to the first supporting blocks 21 can squeeze the first supporting blocks 21 to slide along the length direction of the base 1, the movable blocks 311 always keep a state, when the movable blocks 311 and the first supporting blocks 21 displace along the width direction of the base 1, the annular triggering piece 326 moves out of the locking grooves, the position of the movable blocks 311 is guaranteed, the movable blocks 311 are pushed out of the corresponding position of the corresponding blocks 311 and the connecting blocks 312, the arm press blocks are reset and the corresponding to the position of the connecting blocks 24, and the arm press blocks are reset and the connecting blocks are reset, and the position of the connecting blocks are adjusted, and the position of the connecting blocks are locked, and the position between the corresponding blocks and the supporting blocks are locked, and the corresponding to the position and the position blocks are locked.
Referring to fig. 14, in order to create a receiving space for the abdomen of a patient by adjusting in the height direction, the application is provided with a telescopic frame 33 and a telescopic locking mechanism 34, wherein the telescopic frame 33 comprises an upper movable plate 331 and a lower movable plate 332, the upper movable plate 331 is arranged at the bottom of a movable block 311, the bottom of the upper movable plate 331 is connected with the lower movable plate 332 through a flexible spring, the flexible spring plays a reset role, the upper movable plate 331 and the lower movable plate 332 are locked in position through the telescopic locking mechanism 34, and the upper movable plate 331 and the lower movable plate 332 are of L-shaped structures corresponding to the shape of the movable block 311.
Referring to fig. 15, the telescopic locking mechanism 34 includes a telescopic housing 341, a telescopic inner rod 342, a clamp brake 343, a pressing block 344, and an overhanging plate 345, where the outer wall of the telescopic housing 341 is fixedly connected with the linking block 312, the telescopic housing 341 is horizontally slidably matched with the upper movable plate 331, the telescopic inner rod 342 is slidably arranged inside the telescopic housing 341 up and down, the bottom of the telescopic inner rod 342 is horizontally slidably matched with the linking block 312, the clamp brake 343 is horizontally slidably arranged in the telescopic housing 341, a compression spring is connected between the clamp brake 343 and the telescopic housing 341, the compression spring always maintains a trend of pulling the clamp brake 343 away from the telescopic inner rod 342, the pressing block 344 is vertically slidably arranged in the telescopic housing 341, the section of the pressing block 344 is trapezoid, the upper end of the clamp 343 is of an inclined structure, the pressing block 344 in an initial state presses the clamp brake to make the clamp brake 343 and the telescopic inner rod 342 to be locked by friction lock, so that the position between the telescopic inner rod 342 and the telescopic housing 341 is locked, the clamp brake 343 is horizontally slidably arranged in the telescopic housing 341, the compression spring is connected between the top of the clamp brake 343 and the telescopic housing 341, the clamp brake is mounted on the top of the telescopic housing 345, and the telescopic housing 345 is exposed to one end of the spiral spring 345 is opposite to the overhanging plate 345, and the spiral spring is exposed to the outside the telescopic housing 345.
In the actual height adjustment process, the lifting plate 327 moves upwards to lift the overhanging plate 345, the extrusion block 344 moves upwards along with the overhanging plate 345, the extrusion block 344 loosens the extrusion of the clamp brake 343, the clamp brake 343 moves away from the telescopic inner rod 342 under the action of the compression spring, the clamp brake 343 is separated from the telescopic inner rod 342, so that the positions between the telescopic outer shell 341 and the telescopic inner rod 342 are unlocked, correspondingly, the positions between the upper movable plate 331 and the lower movable plate 332 are unlocked, after the lifting plate 327 is reset after adjustment, the overhanging plate 345 is reset under the action of the spiral spring, and the extrusion block 344 extrudes the clamp brake 343 to be in friction clamping with the telescopic inner rod 342 again, so that the positions of the upper movable plate 331 and the lower movable plate 332 are locked again.
Referring to fig. 15 and 16, in order to create a receiving space for the abdomen of a patient by adjusting in the angle direction, the application is provided with a rotation locking mechanism 36, the rotation locking mechanism 36 comprises a rotation ring 361, an L-shaped plate 362, a connecting piece 363 and a positioning pin 364, the rotation ring 361 is rotatably arranged on a rotating frame 35, a torque spring is connected between the rotation ring 361 and the rotating frame 35, the torque spring plays a reset role, the rotating frame 35 with an L-shaped structure is combined into a circular structure, a belly supporting plate 4 is arranged on the rotation ring 361, the L-shaped plate 362 is vertically arranged in the rotating frame 35 in a sliding manner, a return spring is connected between the L-shaped plate 362 and the rotating frame 35, the return spring plays a reset role, two adjacent L-shaped plates 362 are connected through a connecting piece 363, the L-shaped plate 362 and the connecting piece 363 jointly form a circular structure, the connecting piece 363 and a connecting block are in a vertically sliding fit, the connecting piece 363 and the L-shaped plate 362 are in a horizontal sliding fit, the positioning pin 364 is arranged at the bottom of the L-shaped plate 362, and the positioning pin 361 is uniformly provided with a positioning groove 361 corresponding to the position of the positioning pin 363 along the circumferential direction, and the positioning groove 361 is inserted into the positioning groove 363 to the positioning groove 35 so as to lock the position between the rotating frame and the rotating frame 35.
In the actual angle adjustment process, the lifting plate 327 moves upwards to lift the connecting piece 363 upwards, the connecting piece 363 drives the L-shaped plate 362 to move upwards, the locating pin 364 is pulled out of the locating groove, so that the rotating ring 361 and the rotating frame 35 can rotate relatively, as the abdomen support plate 4 is extruded by the abdomen of a patient, the abdomen support plate 4 rotates on the rotating frame 35 through the rotating ring 361, space is reserved for the abdomen of the patient, the abdomen support plate 4 always keeps comfortable fit and support for the abdomen of the patient, after adjustment is completed, the lifting plate 327 descends and resets, the L-shaped plate 362 resets under the action of the return spring, and the locating pin 363 is inserted into the locating groove corresponding to the locating pin 363 at the moment, so that the angle of the abdomen support plate 4 at the moment is locked.
Referring to fig. 17 and 18, the base 1 is provided as an installation base of the application, an emergency device is arranged in the base 1 to cope with sudden actions of a patient in a fixed body position, the base 1 comprises a base plate 11, a floating installation plate 12, a trigger piece 13, an air bag 14 and a compression plate 15, the floating installation plate 12 is arranged in the base plate 11 in a sliding manner up and down, the floating installation plate 12 is used as an installation base of the thermoplastic film assembly 6, the shaped thermoplastic film assembly 6 is installed on the floating installation plate 12 from above, a tension spring is connected between the floating installation plate 12 and the base plate 11, the tension spring is used as a trigger condition in an emergency, the tension force is large, the trigger piece 13 is installed in the middle of the floating installation plate 12, the trigger piece 13 is exposed outside the base plate 11 and corresponds to the position between the connecting pieces 363, the lifting plate 327 is provided with a avoiding groove for the trigger piece 13, the air bag 14 is arranged in a hidden cavity formed in the base plate 11, the air bag 14 and an inflation layer on the surface of the belly 4 are connected through an elastic hose, the compression plate 15 is arranged in the hidden cavity in a sliding manner up and down, the compression plate 14 is arranged in the inflation layer, the compression plate 14 in an initial state is in the compressed state, when the compression plate 15 is in an inflation layer in an initial state, and the inflation layer is in a compressed state when the inflation layer is not in a compressed state, and the inflation layer is in a compressed state.
In the process of actually coping with an emergency, a patient may move due to uncontrollable factors, so that the thermoplastic film assembly 6 mounted on the floating mounting plate 12 overcomes the tension of the tension spring to pull the floating mounting plate 12 upwards, the compression plate 15 follows the floating mounting plate 12 to lift, so that the compression degree of the compression plate 15 on the air bag 14 is weakened, the inflatable layer is in an unfilled state, the abdomen of the patient is supported, the position of the patient is adjusted downwards, the stability of the whole body position of the patient is maintained, when the floating mounting plate 12 is pulled to a certain degree, the trigger piece 13 passes through the avoidance groove to push the connecting piece 363 upwards, the positioning pin 364 is pulled out of the positioning groove, the angle position of the belly support plate 4 is unlocked, the belly support plate 4 does not play a supporting role on the belly, and the slightly large-amplitude action of the patient cannot be completed.
The implementation principle of the embodiment is as follows:
1. the patient lies on the application in a kneeling position with the arms in the arm rest 24 and the arms support the body;
2. the arm pressing pillow 24 descends under the body compression of the patient, the trunk support module 3 is unlocked under the action of the linkage assembly 25, the trunk support module 3 is subjected to diffusion type adjustment, the belly support plate 4 is subjected to height and angle adjustment relative to the trunk support module 3, and the trunk support module 3 and the belly support plate 4 are matched to store and support the belly of the patient;
3. changing the posture after the abdomen of the patient is stored, removing the arms from the arm pressing pillow 24, resetting the arm pressing pillow 24, locking the positions of the trunk support module 3 and the belly support plate 4, and extending the hands of the patient forwards to hold the handle 23, so that the final fixed body position is achieved;
4. the shaped thermoplastic film assembly 6 is arranged on the floating mounting plate 12 from top to bottom, so that the body position of a patient is fixed;
5. feeding the patient into an existing treatment apparatus;
6. if the patient is in the course of treatment because respiratory factor takes place to move and leads to floating mounting panel 12 to be upwards pulled, then floating mounting panel 12 drives compression board 15 to rise, thereby reduce the oppression to gasbag 14, make the inflation layer be in the state of not filling, when floating mounting panel 12 is pulled and is risen the assigned value, the angular position unblock of belly layer board 4 is triggered to trigger 13, thereby the accommodation space of patient's belly below has been enlarged, can hold the belly, and then offset the trend of patient's upward movement, the patient has been guaranteed to be in steady comfortable position all the time, the emergence of emergency is handled through the regulation of structure, ensure patient's stability of position in the course of treatment, the radiotherapy effect has been guaranteed.
While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
Claims (10)
1. A radiotherapy posture fixing device, comprising:
the square block is nested and arranged in the middle of the surface of the base (1);
a head support module (2) which is slidably provided on the base (1) along the longitudinal direction of the base (1), the head support module (2) supporting the head position of the upper body of the patient;
the trunk support module (3) is arranged on the base (1) in a diffusion type sliding manner along the diagonal direction of the square block, a plurality of abdomen supporting plates (4) are arranged at the bottom of the trunk support module (3), an inflation layer is arranged on the surface of the abdomen supporting plates (4), and the abdomen supporting plates (4) and the trunk support module (3) are unlocked through the head support module (2) in position so as to be suitable for being attached to the abdomen of patients with different sizes;
a leg support module (5) which is slidably provided on the base (1) along the longitudinal direction of the base (1), the leg support module (5) supporting the leg position of the lower body of the patient;
thermoplastic membrane module (6), it installs in the middle part top of base (1), and cooperation carries out the angle modulation to belly layer board (4) between thermoplastic membrane module (6) and base (1), and cooperation is fixed patient's position between thermoplastic membrane module (6), head support module (2), trunk support module (3), shank support module (5), and the interference that external and patient's own activity caused patient's position is eliminated.
2. The radiotherapy posture fixing device according to claim 1, characterized in that the head support module (2) comprises:
the first support block (21) is arranged on the base (1) in a sliding manner along the length direction of the base (1), a head support (22) is arranged in the middle of the surface of the first support block (21), and a handle (23) for a patient to hold in multiple directions is arranged at the left end of the first support block (21);
the arm pressing pillow (24) is arranged on the first supporting block (21) in a vertical sliding mode, the arm pressing pillow (24) is pressed and sunk by the weight of a patient, and the linkage assembly (25) is triggered to unlock the position of the trunk supporting module (3).
3. The radiotherapy posture fixing device according to claim 2, characterized in that the linkage assembly (25) comprises:
a pressure plate which is installed at the bottom of the arm compression pillow (24);
one end of the first connecting rod (251) is arranged at the bottom of the pressure plate through a telescopic part, the other end of the first connecting rod (251) is connected with the second connecting rod (252) through a pin shaft, the other end of the second connecting rod (252) is connected with the third connecting rod (253) through a pin shaft, and the other end of the third connecting rod (253) is connected with the trunk support module (3).
4. A radiotherapy posture fixing device according to claim 3, characterized in that said torso support module (3) comprises:
the second supporting block (31) is arranged on the base (1) in a diffusion type sliding manner along the diagonal direction of the square block, and a cam unlocking component (32) matched with the connecting rod III (253) is used for locking the position of the second supporting block (31);
a telescopic frame (33) which is installed at the bottom of the second supporting block (31), and a telescopic locking mechanism (34) is arranged on the telescopic frame (33);
and a rotating frame (35) which is arranged at the bottom of the telescopic frame (33), and the belly supporting plate (4) is rotatably arranged on the rotating frame (35) through a rotation locking mechanism (36).
5. The radiotherapy posture fixing device according to claim 4, characterized in that said second support block (31) comprises:
the movable blocks (311) are arranged in an inclined groove (a) formed in the surface of the base (1) in a sliding manner, two adjacent movable blocks (311) are connected in a sliding manner through a connecting block (312), an extension spring is connected between each movable block (311) and each connecting block (312), a sliding block arranged at the lower end of the middle part of each connecting block (312) is arranged in a straight groove (b) formed in the surface of the base (1) in a sliding manner, the movable blocks (311) and the connecting blocks (312) of the L-shaped structure form a circular structure together, and cam unlocking assemblies (32) are arranged in the connecting blocks (312) arranged on the left side and the front side;
an auxiliary member (313) rotatably provided in the left front movable block (311), and a cam unlocking member (32) is engaged with the linkage member (25) through the auxiliary member (313).
6. The radiotherapy posture fixing device of claim 5, characterized in that the cam unlocking assembly (32) comprises:
the unlocking plate (321) is arranged in the connecting block (312) in a vertical sliding mode, a reset spring is connected between the unlocking plate (321) and the connecting block (312), a locking pin (322) is arranged at the bottom of the unlocking plate (321), locking grooves corresponding to the positions of the locking pin (322) are uniformly formed in the movable block (311), and the locking pin (322) is inserted into the locking grooves so as to lock the positions between the movable block (311) and the connecting block (312);
the cam (323) is arranged on the rotating shaft (324), the rotating shaft (324) is rotatably arranged in the connecting block (312) through a bearing, the cam (323) is positioned right below the unlocking plate (321), a bevel gear (325) is arranged at the end part of the rotating shaft (324), the bevel gears (325) in the two cam unlocking assemblies (32) are meshed with each other, the rotating shaft (324) in the connecting block (312) positioned at the left side is fixedly connected with the auxiliary piece (313), and the front end of the auxiliary piece (313) is connected with the connecting rod III (253);
the annular trigger piece (326) is arranged on the periphery of the unlocking plate (321), the lifting plate (327) is uniformly arranged on the annular trigger piece (326), and the lifting plate (327) synchronously unlocks the telescopic locking mechanism (34) and the rotary locking mechanism (36).
7. The radiotherapy posture fixing device according to claim 6, characterized in that said telescopic frame (33) comprises:
the upper movable plate (331) is arranged at the bottom of the movable block (311), the bottom of the upper movable plate (331) is connected with the lower movable plate (332) through a flexible spring, the position between the upper movable plate (331) and the lower movable plate (332) is locked through a telescopic locking mechanism (34), and the upper movable plate (331) and the lower movable plate (332) are of L-shaped structures corresponding to the shape of the movable block (311).
8. The radiotherapy posture fixing device of claim 7, characterized in that the telescopic locking mechanism (34) comprises:
the outer wall of the telescopic shell (341) is fixedly connected with the connecting block (312), and the telescopic shell (341) is horizontally matched with the upper movable plate (331) in a sliding manner;
the telescopic inner rod (342) is arranged in the telescopic outer shell (341) in a vertical sliding way, the bottom of the telescopic inner rod (342) is in vertical sliding fit with the connecting block (312), and the bottom of the telescopic inner rod (342) is in horizontal sliding fit with the lower movable plate (332);
the clamp brake (343) is horizontally arranged in the telescopic shell (341) in a sliding manner, and a compression spring is connected between the clamp brake (343) and the telescopic shell (341);
the extrusion block (344) is arranged in the telescopic shell (341) in a vertically sliding mode, the section of the extrusion block (344) is trapezoid, the upper end of the clamp brake (343) is of an inclined surface structure, the clamp brake (343) is extruded by the extrusion block (344) in an initial state, and the clamp brake (343) and the telescopic inner rod (342) are bonded and frictionally locked, so that the position between the telescopic inner rod (342) and the telescopic shell (341) is locked;
and an overhanging plate (345) installed at the top of the extrusion block (344), a coil spring being connected between the overhanging plate (345) and the telescopic housing (341), one end of the overhanging plate (345) being exposed at the outside of the telescopic housing (341) and corresponding to the position of the lifting plate (327).
9. The radiotherapy posture fixing device of claim 8, characterized in that the rotation locking mechanism (36) comprises:
the rotating ring (361) is rotatably arranged on the rotating frame (35), a torque spring is connected between the rotating ring (361) and the rotating frame (35), the rotating frame (35) with an L-shaped structure is combined into a return structure, and the belly supporting plate (4) is arranged on the rotating ring (361);
the L-shaped plates (362) are arranged in the rotating frame (35) in an up-down sliding mode, a return spring is connected between each L-shaped plate (362) and the rotating frame (35), two adjacent L-shaped plates (362) are connected through a connecting piece (363), the L-shaped plates (362) and the connecting piece (363) form a loop-shaped structure together, the connecting piece (363) is in up-down sliding fit with the connecting block (312), and the connecting piece (363) is in horizontal sliding fit with the L-shaped plates (362);
and the locating pins (364) are arranged at the bottom of the L-shaped plate (362), locating grooves corresponding to the locating pins (363) are uniformly formed in the rotating ring (361) along the circumferential direction, and the locating pins (363) are inserted into the locating grooves so as to lock the positions between the rotating ring (361) and the rotating frame (35).
10. The radiotherapy posture fixing device according to claim 9, characterized in that said base (1) comprises:
a base plate (11) in which a floating mounting plate (12) is arranged in a vertically sliding manner, wherein the floating mounting plate (12) is used as a mounting base of the thermoplastic film assembly (6), and a tension spring is connected between the floating mounting plate (12) and the base plate (11);
the trigger piece (13) is arranged in the middle of the floating mounting plate (12), the trigger piece (13) is exposed outside the base plate (11) and corresponds to the position between the connecting pieces (363), and the lifting plate (327) is provided with a avoidance groove for the trigger piece (13);
the air bag (14) is arranged in a hidden cavity formed in the base plate (11), and the air bag (14) is connected with an inflation layer on the surface of the belly supporting plate (4) through an elastic hose;
and a compression plate (15) which is arranged in the hidden cavity in a sliding manner up and down, wherein the compression plate (15) in an initial state compresses the air bag (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311451510.6A CN117224863B (en) | 2023-11-03 | 2023-11-03 | Radiotherapy position fixing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311451510.6A CN117224863B (en) | 2023-11-03 | 2023-11-03 | Radiotherapy position fixing device |
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| CN117224863B CN117224863B (en) | 2024-03-29 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6568015B1 (en) * | 2000-07-12 | 2003-05-27 | Donna C. Allen | Prone positioning mattress |
| EP1841373A2 (en) * | 2005-01-28 | 2007-10-10 | Indiana University Research and Technology Corporation | Relocatable stereotactic immobilization apparatus |
| CN111437523A (en) * | 2020-05-09 | 2020-07-24 | 浙江省肿瘤医院 | Position fixing device for radiotherapy of rectal cancer patient |
| CN215025383U (en) * | 2021-02-01 | 2021-12-07 | 新疆医科大学第三附属医院 | Breast tumor radiotherapy position fixing device |
| CN215136111U (en) * | 2021-03-02 | 2021-12-14 | 王敏 | Chest abdomen radiotherapy position fixing device |
| CN215691136U (en) * | 2021-09-16 | 2022-02-01 | 南通市肿瘤医院 | Radiation protection radiotherapy patient is with position pad |
| CN215840071U (en) * | 2021-07-29 | 2022-02-18 | 哈尔滨医科大学 | Prone position adjusting pad |
| CN115364391A (en) * | 2022-10-21 | 2022-11-22 | 四川省中能医疗科技发展有限公司 | SBRT radiotherapy body position fixing system and method |
| CN115445109A (en) * | 2022-10-28 | 2022-12-09 | 徐州市肿瘤医院 | Special belly radiotherapy mount of radiotherapy branch of academic or vocational study patient |
| CN218636494U (en) * | 2022-09-01 | 2023-03-17 | 南京工业职业技术大学 | Patient position fixing device in radiotherapy |
-
2023
- 2023-11-03 CN CN202311451510.6A patent/CN117224863B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6568015B1 (en) * | 2000-07-12 | 2003-05-27 | Donna C. Allen | Prone positioning mattress |
| EP1841373A2 (en) * | 2005-01-28 | 2007-10-10 | Indiana University Research and Technology Corporation | Relocatable stereotactic immobilization apparatus |
| CN111437523A (en) * | 2020-05-09 | 2020-07-24 | 浙江省肿瘤医院 | Position fixing device for radiotherapy of rectal cancer patient |
| CN215025383U (en) * | 2021-02-01 | 2021-12-07 | 新疆医科大学第三附属医院 | Breast tumor radiotherapy position fixing device |
| CN215136111U (en) * | 2021-03-02 | 2021-12-14 | 王敏 | Chest abdomen radiotherapy position fixing device |
| CN215840071U (en) * | 2021-07-29 | 2022-02-18 | 哈尔滨医科大学 | Prone position adjusting pad |
| CN215691136U (en) * | 2021-09-16 | 2022-02-01 | 南通市肿瘤医院 | Radiation protection radiotherapy patient is with position pad |
| CN218636494U (en) * | 2022-09-01 | 2023-03-17 | 南京工业职业技术大学 | Patient position fixing device in radiotherapy |
| CN115364391A (en) * | 2022-10-21 | 2022-11-22 | 四川省中能医疗科技发展有限公司 | SBRT radiotherapy body position fixing system and method |
| CN115445109A (en) * | 2022-10-28 | 2022-12-09 | 徐州市肿瘤医院 | Special belly radiotherapy mount of radiotherapy branch of academic or vocational study patient |
Non-Patent Citations (2)
| Title |
|---|
| 吴佳蔚 等: ""乳腺癌放疗中两种体位固定技术的应用比较"", 《现代医学影像学》, vol. 29, no. 10, 15 October 2020 (2020-10-15), pages 1966 - 1969 * |
| 梁谨;蒋玉洁;黄嵩峰;陆振;罗彪;: "体部肿瘤放疗的体位固定技术研究现况", 右江医学, no. 02, 28 April 2018 (2018-04-28) * |
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