CN110170113B

CN110170113B - Trunk fixed terminal during radiotherapy branch of academic or vocational study treatment

Info

Publication number: CN110170113B
Application number: CN201910483588.3A
Authority: CN
Inventors: 胡丽娟; 王国庆; 薛磊; 舒海球
Original assignee: Shaanxi Cancer Hospital Shaanxi Cancer Prevention And Control Institute Third People's Hospital Of Shaanxi Province
Current assignee: Shaanxi Cancer Hospital Shaanxi Cancer Prevention And Control Institute Third People's Hospital Of Shaanxi Province
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-11-10
Anticipated expiration: 2039-06-04
Also published as: CN110170113A

Abstract

The invention discloses a trunk fixing terminal used in radiotherapy treatment, which comprises a bed plate, wherein four through holes which are centrosymmetric are arranged in the bed plate, and limiting slideways which are centrosymmetric are communicated and arranged in the through holes; the invention fixes two ends of the triangular clamping plate, one end of the two ends can rotate, the triangular clamping plate can clamp and fix the trunk part of the body under the premise that the distance value between the two ends is not changed, the trunk parts on the other two sides are limited by the rigid external member, the omnibearing fixation of the patient is realized, the height difference is realized by adopting the supporting base which can be adjusted up and down, thereby the requirement of angle treatment is met, the longitudinal and transverse exchange is realized by utilizing the rotatable structures on the four corners, and the problem that the treatment effect is influenced by the unstable support of the negative pressure bag is avoided.

Description

Trunk fixed terminal during radiotherapy branch of academic or vocational study treatment

Technical Field

The invention relates to the technical field of medical equipment, in particular to a trunk fixing terminal used in radiotherapy treatment.

Background

In the radiation therapy, a patient needs to lie on a simple supporting plate, and no fixing device is provided. The patient who keeps the prone position for a long time may twist the body, the twisting of the body not only has the risk of falling but also affects the effect of radiotherapy in the process of radiotherapy, and for the treatment of some non-positive diseases, a negative pressure bag is needed to be additionally arranged on one side of the human body, but the negative pressure bag can move due to the weight of the human body.

Disclosure of Invention

The technical problem is as follows:

there is not fixing device in the backup pad of radiotherapy equipment, at the in-process of radiotherapy, wrench movement health not only has the danger of dropping, but also can influence the shortcoming of the effect of radiotherapy.

In order to solve the problems, the trunk fixing terminal during the treatment of the radiotherapy department is designed in the embodiment, the trunk fixing terminal during the treatment of the radiotherapy department comprises a bed plate, four through holes with central symmetry are arranged in the bed plate, limiting slide ways with central symmetry are arranged in the through holes in a communication mode, adjustable leg devices capable of switching directions are connected in the limiting slide ways in a sliding mode, switch pieces capable of limiting the adjustable leg devices are connected on the inner walls of the inner ends far away from the symmetrical central ends in the limiting slide ways in a sliding mode, pin holes distributed in an array mode are arranged in the bed plate in a communication mode, two correcting boxes are connected on the front end face in the bed plate in a sliding mode, pins capable of being abutted to the pin holes are arranged on the left correcting boxes, a clamping cavity with the opposite opening is arranged in each correcting box, a compression device capable of being abutted to the trunk is arranged in the clamping cavity, just the fixture spirals can follow trunk circumference one side and press from both sides tight health, the fixture spirals with articulated being connected with the chain pole between the pressure device, rely on the chain pole will power transmission on the pressure device extremely in the fixture spirals, communicating and the slide of longitudinal symmetry around being equipped with on the bed board, sliding connection has the parcel device that can fix the arm on the slide, bed board rear side fixedly connected with pedal device, pedal device can drive according to articulated mode parcel device synchronous movement.

The adjustable support leg device comprises a sliding support column connected with a limiting slide way in a sliding mode, the sliding support column is connected with the inner wall of the anticlockwise side of the limiting slide way in a propping mode, and a hydraulic foot rest capable of being adjusted at a fixed point is connected to the sliding support column in a rotating mode.

Wherein, the switch spare include with symmetric center side inner wall sliding connection's jam plate is kept away from to spacing slide, the jam plate can with offset between the sliding support is connected, thereby the restriction the rotation ability of sliding support, be equipped with on the jam plate and be located the handle in the spacing slide outside, the handle with be connected with reset spring between the spacing slide outside terminal surface.

The compression device comprises a spring groove which is communicated with the inner wall of the left end of the clamping cavity, the spring groove is connected with a starting rod which can be contacted with a trunk in a sliding mode, a resistance spring is connected between the starting rod and the spring groove, a straight track which is symmetrical about the center of the starting rod is arranged in the clamping cavity, a rack which is meshed with the starting rod is connected in the straight track in a sliding mode, and the rack is hinged to one end of the chain rod.

Wherein, the fixture of circling including set up in change the change ring in the centre gripping intracavity, communicating inner chamber about being equipped with in the change ring, the inner chamber communicates with each other and is equipped with centrosymmetric smooth chamber, smooth chamber left end inner wall communicate with each other be equipped with chain pole sliding connection's spout, smooth intracavity sliding connection have with the articulated slide of connecting of the other end of chain pole, the slide with be connected with extension spring between the clockwise side inner wall of smooth chamber, the slide right-hand member is equipped with the support, but articulated the triangular splint that are connected with centre gripping truck on the support, the fixed frame of fixedly connected with in the change ring, communicate with each other in the fixed frame and be equipped with centrosymmetric rotary trough, the rotary trough internal rotation is connected with the fixed axle, the fixed axle with the triangular splint is connected with along time the.

The wrapping device comprises a sliding rod connected with the sliding way in a sliding mode, an arm protection frame capable of being abutted to the arm part is arranged at the upper end of the sliding rod, a pull rod is hinged to the lower end of the sliding rod, and the other end of the pull rod is hinged to the pedal device.

Wherein, pedal device including fixed with the slide rail of bed board rear end face, sliding connection have on the slide rail with the articulated lift post of connecting of pull rod, lift post front side with be connected with extension spring between the bed board rear side, bed board rear end face is equipped with and is located the board that hangs of lift post rear end, it rotates on the board to hang and is connected with the bull stick, just the bull stick according to self lead to the groove with the lift post offsets and connects, it has the locking piece to hang sliding connection on the board, be equipped with in the locking piece from top to bottom communicate with each other and with bull stick sliding connection's logical chamber, logical chamber front end inner wall be equipped with the butt hemisphere of bull stick butt.

The invention has the beneficial effects that: the invention fixes two ends of the triangular clamping plate, one end of the two ends can rotate, the triangular clamping plate can clamp and fix the trunk part of the body under the premise that the distance value between the two ends is not changed, the trunk parts on the other two sides are limited by the rigid external member, the omnibearing fixation of the patient is realized, the height difference is realized by adopting the supporting base which can be adjusted up and down, thereby the requirement of angle treatment is met, the longitudinal and transverse exchange is realized by utilizing the rotatable structures on the four corners, and the problem that the treatment effect is influenced by the unstable support of the negative pressure bag is avoided.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the whole structure of a trunk fixation terminal for radiotherapy treatment of the present invention;

FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1;

FIG. 5 is a schematic view of the structure in the direction "D-D" of FIG. 4.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a trunk fixing terminal used in radiotherapy treatment, which is mainly used for fixing a patient in radiotherapy, and the invention is further explained by combining the attached drawings of the invention:

the trunk fixing terminal used in radiotherapy treatment comprises a bed plate 11, four through holes 17 which are centrosymmetric are arranged in the bed plate 11, centrosymmetric limiting slideways 18 are arranged in the through holes 17 in a communicating manner, adjustable supporting leg devices 901 capable of switching directions are connected in the limiting slideways 18 in a sliding manner, a switch member 902 capable of limiting the adjustable supporting leg devices 901 is connected on the inner wall of the limiting slideways 18 far away from the symmetric central end in a sliding manner, pin holes 19 which are distributed in an array manner are arranged in the bed plate 11 in a communicating manner, two correcting boxes 20 are connected on the front end surface in the bed plate 11 in a sliding manner, pins 50 capable of being abutted against the pin holes 19 are arranged on the correcting box 20 on the left side, a clamping cavity 34 with an opposite opening is arranged in the correcting box 20, a pressure device 903 capable of being abutted against the trunk is arranged in the clamping cavity 34, and a spiral clamping mechanism 904 which is positioned close to the opening end of the pressure, just the fixture 904 of circling can follow trunk circumference one side and press from both sides tight health, the fixture 904 of circling with articulated being connected with chain pole 49 between the pressure device 903, rely on chain pole 49 will power transmission on the pressure device 903 extremely in the fixture 904 of circling, communicating and the slide 23 of longitudinal symmetry around being equipped with on the bed board 11, sliding connection has the parcel device 905 that can fix the arm in the slide 23 is gone up, 11 rear side fixedly connected with pedal device 906 of bed board, pedal device 906 can drive according to articulated mode parcel device 905 synchronous motion.

According to an embodiment, the adjustable leg device 901 is described in detail below, the adjustable leg device 901 includes a sliding support 12 slidably connected to the limit slide 18, the sliding support 12 is connected to an inner wall of the limit slide 18 on the counterclockwise side, and a hydraulic foot rest 13 capable of being adjusted at a fixed point is rotatably connected to the sliding support 12.

According to the embodiment, the switch 902 is described in detail below, the switch 902 includes a lock plate 16 slidably connected to the inner wall of the position-limiting slide 18 away from the center of symmetry, the lock plate 16 can be connected to the slide column 12 in an abutting manner so as to limit the rotation capability of the slide column 12, a handle 14 located outside the position-limiting slide 18 is provided on the lock plate 16, and a return spring 15 is connected between the handle 14 and the end face of the outer side of the position-limiting slide 18.

According to an embodiment, the left-side compression device 903 is described in detail below, the compression device 903 comprises a spring slot 36 which is communicated with and arranged on the inner wall of the left end of the clamping cavity 34, an actuating rod 37 which can be contacted with the trunk is connected on the spring slot 36 in a sliding manner, a resistance spring 38 is connected between the actuating rod 37 and the spring slot 36, a straight track 33 which is symmetrical about the center of the actuating rod 37 is arranged in the clamping cavity 34, a rack 35 which is connected with the actuating rod 37 in a meshing manner is connected on the straight track 33 in a sliding manner, the rack 35 is connected with one end of the chain rod 49 in a hinged manner, and the rack 35 and the tooth pattern on the actuating rod 37 are in helical teeth shapes, so that the translational pushing can be converted into the vertical movement.

According to the embodiment, the left-side circling clamping mechanism 904 is described in detail below, the circling clamping mechanism 904 includes a conversion ring 41 disposed in the clamping cavity 34, an inner cavity 40 communicating left and right is disposed in the conversion ring 41, a sliding cavity 42 symmetrical to the center is disposed in the inner cavity 40, a sliding slot 39 slidably connected to the chain rod 49 is disposed in the inner wall of the left end of the sliding cavity 42, a sliding plate 48 hinged to the other end of the chain rod 49 is slidably connected to the sliding cavity 42, an extension spring 51 is connected between the sliding plate 48 and the inner wall of the sliding cavity 42 on the clockwise side, a bracket 45 is disposed at the right end of the sliding plate 48, a triangular clamping plate 46 capable of clamping the trunk is hinged to the bracket 45, a fixed frame 43 is fixedly connected to the conversion ring 41, a rotation slot 44 symmetrical to the center is disposed in the fixed frame 43, and a fixed shaft 47 is rotatably connected to the rotation, the fixed shaft 47 is rotatably connected with the tail end of the clockwise end of the triangular clamping plate 46.

According to an embodiment, a wrapping device 905 is described in detail below, the wrapping device 905 includes a sliding rod 22 slidably connected to the sliding rail 23, an arm protection frame 21 capable of abutting against an arm portion is disposed at an upper end of the sliding rod 22, a pull rod 26 is hinged to a lower end of the sliding rod 22, and the other end of the pull rod 26 is hinged to the pedal device 906.

According to the embodiment, the following detailed description is made on the pedal device 906, the pedal device 906 includes fixed with the slide rail 25 of bed board 11 rear end face, sliding connection has on the slide rail 25 with the articulated lift post 27 of connecting of pull rod 26, lift post 27 front side with be connected with extension spring 24 between the bed board 11 rear side, bed board 11 rear end face is equipped with and is located the board 32 that hangs of lift post 27 rear end, it has the bull stick 30 to hang to rotate on the board 32, just the bull stick 30 according to self logical groove with the lift post 27 offsets and is connected, sliding connection has a locking piece 28 on hanging the board 32, be equipped with in the locking piece 28 about communicate with each other and with bull stick 30 sliding connection's logical chamber 31, lead to the chamber 31 front end inner wall be equipped with the butt hemisphere 29 of bull stick 30 butt.

The following describes in detail the use steps of the trunk fixation terminal in radiotherapy treatment in the present document with reference to fig. 1 to 5:

when the foot-operated correcting device works, two feet extend into the clamping cavity 34 on the right side and abut against the starting rod 37 to push the starting rod 37 to move away from the opening end, the starting rod 37 respectively slides towards the racks 35 on the upper end and the lower end through meshing transmission, the sliding plate 48 is pulled by the chain rod 49 to slide towards the anticlockwise side, at the moment, the position of the bracket 45 on the sliding plate 48 is changed, the distance between the bracket 45 and the fixed shaft 47 is unchanged, the triangular clamping plate 46 rotates towards the inner side of the fixed frame 43 until the feet are clamped, the correcting box 20 on the left side is sleeved on the head by using the same steps, the correcting box 20 on the left side is moved, the pin 50 is pulled out of the pin hole 19 according to the height of a patient, the distance between the correcting boxes 20 is equal to the height of the patient, at the moment, the pin 50 is inserted into the nearest pin hole 19 to limit the transverse movement of the patient, the heel pushes the locking block 28, the power is sequentially articulated through the lifting column 27, the pull rod 26 and the sliding rod 22 to enable the arm protecting frame 21 to be close to one side of the symmetric center and abut against the arm to limit the longitudinal movement of the patient;

when the treatment of the horizontal angle modulation is needed, only two hydraulic foot rests 13 far away from the irradiation side are required to be lifted, so that the two sides of the bed plate 11 form a height difference, the treatment of an inexpensive angle is met, when the treatment of the vertical angle modulation is needed, the handle 14 close to the irradiation side is pulled to move outwards, the locking plate 16 is separated from the butt joint with the sliding support 12, the sliding support 12 is rotated by ninety degrees at the moment, the handle 14 is released, the locking plate 16 is pushed back to the butt joint with the sliding support 12 again according to the elasticity of the reset spring 15, and then the locking plate is communicated with the horizontal adjusting step to adjust the vertical angle.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. A trunk fixing terminal for radiotherapy treatment comprises a bed plate; four through holes which are centrosymmetric are arranged in the bed board, limiting slideways which are centrosymmetric are communicated in the through holes, adjustable supporting leg devices which can switch the direction are connected in the limiting slideways in a sliding manner, and switch pieces which can limit the adjustable supporting leg devices are connected on the inner walls of the ends far away from the symmetric center in the limiting slideways in a sliding manner;

the bed plate is internally communicated with pin holes distributed in an array manner, the end face of the front side in the bed plate is connected with two correction boxes in a sliding manner, pins which can be abutted against the pin holes are arranged on the correction box on the left side, a clamping cavity with an opposite opening is arranged in the correction box, a pressure device which can be abutted against a trunk is arranged in the clamping cavity, a spiral clamping mechanism which is positioned at the position, close to the opening end, of the pressure device is arranged in the clamping cavity, and the spiral clamping mechanism can clamp the body along one side of the circumference of the trunk;

a chain rod is hinged between the spiral clamping mechanism and the pressure device, the power on the pressure device is transmitted to the spiral clamping mechanism by the chain rod, and the bed plate is provided with slideways which are communicated front and back and are symmetrical up and down;

a wrapping device capable of fixing arms is connected to the slide rail in a sliding mode, a pedal device is fixedly connected to the rear side of the bed plate, and the pedal device can drive the wrapping device to move synchronously according to a hinged mode;

the adjustable support leg device comprises a sliding support column in sliding connection with the limiting slide way, the sliding support column is connected with the inner wall of the anticlockwise side of the limiting slide way in an abutting mode, and a hydraulic foot stand capable of being adjusted at a fixed point is rotatably connected to the sliding support column;

the switch piece comprises a lock plate which is connected with the inner wall of the side, far away from the symmetrical center, of the limiting slide way in a sliding manner, the lock plate can be connected with the slide support in a propping manner so as to limit the rotating capacity of the slide support, a handle positioned on the outer side of the limiting slide way is arranged on the lock plate, and a reset spring is connected between the handle and the end surface of the outer side of the limiting slide way;

the compression device comprises a spring groove which is communicated with the inner wall of the left end of the clamping cavity, the spring groove is connected with an actuating rod which can be contacted with a trunk in a sliding way, a resistance spring is connected between the actuating rod and the spring groove, a straight track which is symmetrical about the center of the actuating rod is arranged in the clamping cavity, a rack which is meshed with the actuating rod is connected in the straight track in a sliding way, and the rack is hinged with one end of the chain rod;

the spiral clamping mechanism comprises a conversion ring arranged in the clamping cavity, an inner cavity communicated with the left and the right is formed in the conversion ring, centrally symmetrical sliding cavities are communicated in the inner cavity, and sliding chutes in sliding connection with the chain rods are communicated with the inner wall of the left end of each sliding cavity;

sliding connection has with the articulated slide of connecting of the other end of chain pole in the sliding chamber, the slide with be connected with extension spring between the clockwise side inner wall of sliding chamber, the slide right-hand member is equipped with the support, but articulated the triangle splint that are connected with centre gripping truck on the support, the fixed frame of intra-annular fixedly connected with of conversion, communicate with each other in the fixed frame and be equipped with centrosymmetric rotary groove, the rotary groove internal rotation is connected with the fixed axle, the fixed axle with triangle splint is connected with the terminal rotation of needle end in the same time.

2. The radiotherapeutic torso immobilization terminal of claim 1, further comprising: the parcel device include with slide sliding connection's slide bar, the slide bar upper end be equipped with can with the arm of arm portion butt protect the frame, the articulated pull rod that is connected with of slide bar lower extreme, the pull rod other end with articulated connection between the pedal device.

3. The torso anchor terminal of claim 2, wherein: the pedal device comprises a slide rail fixed on the end face of the rear side of the bed board, a lifting column hinged with the pull rod is connected on the slide rail in a sliding manner, and an extension spring is connected between the front side of the lifting column and the rear side of the bed board;

the lifting column is characterized in that a hanging plate located at the rear end of the lifting column is arranged on the end face of the rear side of the bed plate, a rotating rod is rotatably connected onto the hanging plate and is connected with the lifting column in a propping mode according to a through groove of the rotating rod, a locking block is slidably connected onto the hanging plate, a through cavity which is communicated with the upper portion and the lower portion and is slidably connected with the rotating rod is arranged in the locking block, and a propping hemisphere which is abutted to the rotating rod is arranged on the inner wall of the front end of the through cavity.