CN216571250U - Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors - Google Patents

Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors Download PDF

Info

Publication number
CN216571250U
CN216571250U CN202122757813.3U CN202122757813U CN216571250U CN 216571250 U CN216571250 U CN 216571250U CN 202122757813 U CN202122757813 U CN 202122757813U CN 216571250 U CN216571250 U CN 216571250U
Authority
CN
China
Prior art keywords
guide rail
knee pillow
sliding block
base plate
abdominal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202122757813.3U
Other languages
Chinese (zh)
Inventor
张伟
覃仕瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cancer Hospital and Institute of CAMS and PUMC
Original Assignee
Cancer Hospital and Institute of CAMS and PUMC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cancer Hospital and Institute of CAMS and PUMC filed Critical Cancer Hospital and Institute of CAMS and PUMC
Priority to CN202122757813.3U priority Critical patent/CN216571250U/en
Application granted granted Critical
Publication of CN216571250U publication Critical patent/CN216571250U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Radiation-Therapy Devices (AREA)

Abstract

The utility model provides a fixing device for thoracic, abdominal and pelvic tumor radiotherapy, which comprises a base plate, a guide rail sliding block mechanism, a guide rail brake and a knee pillow, wherein the base plate is horizontally arranged, and a thoracic and abdominal flat frame and the knee pillow are arranged on the base plate; a guide rail sliding block mechanism is arranged between the knee pillow and the substrate, the knee pillow reciprocates along the length direction of the substrate through the guide rail sliding block mechanism, the guide rail sliding block mechanism is connected with a guide rail brake, and the knee pillow is limited on the substrate through the guide rail brake; the knee pillow is specially used for fixing the popliteal fossa of the patient during the radiation therapy of the thoracoabdominal pelvic tumor, the position and the height of the knee pillow for fixing the popliteal fossa of the patient are adjustable, and doctors are assisted in the radiation therapy of the thoracoabdominal pelvic tumor; the stability of the support and the accuracy of positioning are improved, the integral movement of the body of the patient is reduced, and the working efficiency of medical care personnel is improved; relieve the deformation of the body structure caused by the tension of the muscles on the back, support the natural extension of the two lower limbs of the patient and improve the comfort of the patient.

Description

Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors
Technical Field
The utility model belongs to the field of medical instruments, and particularly relates to a fixing device for thoracoabdominal pelvic tumor radiotherapy.
Background
Accurate posture fixation and accurate posture reduction of the patient are the prerequisites of accurate radiotherapy. During radiotherapy of thoracic, abdominal and pelvic tumors such as lung cancer, intestinal cancer and cervical cancer, a traditional body position fixing device is usually a vacuum pad, foamed rubber or a combined thermoplastic film of a thoracic and abdominal flat frame. The vacuum pad is time-consuming and labor-consuming to manufacture, long in positioning time and not easy to repeat, and the risk of air leakage exists. Once deflated, the radiotherapy plan can only be repositioned and re-created, affecting the patient's treatment. The foaming adhesive is not recyclable, the manufacturing process is irreversible, toxic substances volatilize in the manufacturing process, and the manufacturing has higher requirements on the experience of workers and the ventilation condition of the environment. The chest and abdomen flat frame is fixed by combining the thermoplastic films, the error of the head and foot directions of the swing is large, and the rotation error taking the head and foot directions as axes is easy to generate. The lower limbs of the patients are straightened naturally, effective fixation is not available, the randomness is strong, and once the patients move autonomously or not, the larger errors of the head and foot directions and all the rotation directions are easy to occur. Because the human body is a non-rigid structure, the human body is extruded by the fixator, and factors such as skin muscle relaxation and deformation can cause larger positioning errors. The comfort of the patient after fixation at the recipient site is poor.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a fixing device for radiation therapy of thoracic, abdominal and pelvic tumors, which is a knee pillow specially used for fixing the popliteal fossa of a patient during radiation therapy of thoracic, abdominal and pelvic tumors, wherein the height of the knee pillow part for fixing the popliteal fossa of the patient is adjustable to assist a physician in performing radiation therapy of thoracic, abdominal and pelvic tumors.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
a fixing device for thoracic, abdominal and pelvic tumor radiotherapy comprises a base plate, a guide rail sliding block mechanism, a guide rail brake and a knee pillow, wherein the base plate is horizontally arranged, a thoracic and abdominal flat frame and the knee pillow are arranged on the base plate, and the thoracic and abdominal flat frame is assembled on the base plate through a fixing strip; a guide rail sliding block mechanism is arranged between the knee pillow and the substrate, the knee pillow reciprocates along the length direction of the substrate through the guide rail sliding block mechanism, the guide rail sliding block mechanism is connected with a guide rail brake, and the knee pillow is limited on the substrate through the guide rail brake; the cross section of the knee pillow is integrally triangular and comprises a front supporting part and a rear supporting part, and the front supporting part is higher than the rear supporting part.
Furthermore, the guide rail and slide block mechanism comprises a guide rail and a slide block, the guide rail is arranged on the base plate, the slide block is connected with the knee pillow, and the slide block is assembled on the guide rail and can move back and forth along the guide rail.
Further, the guide rail brake comprises a brake main body and a brake handle, wherein the brake main body comprises a spring and a screw rod.
Furthermore, the knee pillow is provided with a first lifting mechanism and a second lifting mechanism, the knee pillow is connected with a movable plate, the movable plate is connected with the first lifting mechanism and the second lifting mechanism, and the first lifting mechanism is positioned below the front supporting part and used for lifting the front supporting part; the second lifting mechanism is positioned below the rear supporting part and used for lifting the rear supporting part.
Furthermore, first elevating system and second elevating system include respectively, drive handle and the transmission part who is connected with drive handle, and the drive handle outside is provided with the rotation scale mark.
Furthermore, the transmission part comprises a lifting rod, a gear, a rack and a transmission shaft, the lifting rod is connected with the movable plate, the lifting rod is provided with the rack, the gear is meshed with the rack, the gear is connected with the transmission shaft, and the transmission shaft is connected with the driving handle.
Furthermore, the top of the knee pillow is provided with a thigh supporting surface, a popliteal fossa supporting arc surface and a shank supporting surface which are mutually connected.
Furthermore, two grooves are formed in the knee pillow, and the bottom surfaces of the grooves form a thigh supporting surface, a popliteal fossa supporting arc surface and a shank supporting surface.
Furthermore, the knee pillow is made of thermoplastic plates through an integral molding process.
Furthermore, the base plate is provided with scale marks and scale degrees, and the scale marks and the scale degrees are arranged along the length direction of the base plate and are close to the guide rail sliding block mechanism.
Compared with the prior art, the fixing device for the radiation therapy of the thoracoabdominal pelvic tumor has the following advantages:
(1) according to the utility model, through the base plate, the guide rail sliding block mechanism, the guide rail brake and the knee pillow, the knee pillow for fixing the popliteal fossa of the patient is adjustable in position and height, and the popliteal fossa of the patient is fixed during the radiation therapy of the thoracic and abdominal pelvic tumors, so that a larger positioning error is prevented, the stability of support and the accuracy of positioning are improved, the integral movement of the body of the patient is reduced, and the working efficiency of medical care personnel is improved; relieve the deformation of the body structure caused by the tension of the muscles on the back, support the natural extension of the two lower limbs of the patient and improve the comfort of the patient.
(2) The knee pillow is integrally formed, the structure is stable, the legs of a patient are placed on the knee pillow, the popliteal fossa is a rhombic depression in the back area of the knee, and is placed on a popliteal fossa support cambered surface, so that the fixing effect is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a guide rail slider mechanism and a guide rail brake according to an embodiment of the present invention;
FIG. 3 is a schematic view of a knee pillow according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a first lifting mechanism and a second lifting mechanism according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a knee pillow according to an embodiment of the present invention.
Description of reference numerals:
1-knee pillow; 2-a groove; 3-rear supporting part; 4-a front support part; 5-a first lifting mechanism; 6-a second lifting mechanism; 7-a base; 8-thigh support surface; 9-calf support surface; 10-a substrate; 11-a rail-slider mechanism; 12-chest and abdomen flat frame; 13-a guide-rail brake; 14-a fixation bar; 15-graduation line; 16-rotation scale line; 17-popliteal support arch; 101-a drive handle; 102-a drive shaft; 103-gear; 104-a rack; 105-a lifter; 106-movable plate; 201-brake body; 202-a brake handle; 203-a guide rail; 204-sliding block.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 5, the knee pillow comprises a base plate 10, a guide rail sliding block mechanism 11, a guide rail brake 13 and a knee pillow 1, wherein the base plate 10 is horizontally arranged, a chest and abdomen flat frame 12 and the knee pillow 1 are arranged on the base plate 10, and the chest and abdomen flat frame 12 is assembled on the base plate 10 through a fixing strip 14; a guide rail sliding block mechanism 11 is arranged between the knee pillow 1 and the base plate 10, the knee pillow 1 reciprocates along the length direction of the base plate 10 through the guide rail sliding block mechanism 11, the guide rail sliding block mechanism 11 is connected with a guide rail brake 13, and the knee pillow 1 is limited on the base plate through the guide rail brake 13; the cross section of the knee pillow 1 is integrally triangular, and comprises a front supporting part 4 and a rear supporting part 3, wherein the front supporting part 4 is higher than the rear supporting part 3. Further, the rail-slider mechanism 11 includes a rail 203 and a slider 204, the rail 203 is disposed on the base plate 10, the slider 204 is connected to the knee pillow 1, and the slider 204 is mounted on the rail 203 and can reciprocate along the rail 203. The guide rail brake 13 comprises a brake body 201 and a brake handle 202, and a spring and a screw are arranged in the brake body 201.
When the therapeutic bed is used, a patient lies on the base plate 10, the base plate is horizontally and fixedly arranged on the therapeutic bed, the chest and abdomen of the patient are placed on the chest and abdomen flat frame 12, the chest and abdomen flat frame 12 is fixed on the base plate 10 through the fixing strips 14, and the chest and abdomen flat frame 12 is generally fixed by the fixing strips 14 in the existing radiotherapy equipment; the knee pillow 1 of the knee part is placed on the knee pillow 1; medical personnel move knee pillow 1 to suitable position through guide rail slider mechanism 11 to fix a position through guide brake 13, can realize that knee pillow 1 is applicable to different size patients for the position of base plate 10, improve the stability of support and the accuracy of location, reduce patient's health moving as a whole, improve medical personnel work efficiency.
The knee pillow 1 is provided with a first lifting mechanism 5 and a second lifting mechanism 6, the knee pillow 1 is connected with a movable plate 106, the movable plate 106 is connected with the first lifting mechanism 5 and the second lifting mechanism 6, and the first lifting mechanism 5 is positioned below the front supporting part 4 and used for lifting the front supporting part 4; the second lifting mechanism 6 is located below the rear support part 3 and is used for lifting the rear support part 3. The first lifting mechanism 5 and the second lifting mechanism 6 respectively comprise a driving handle 101 and a transmission part connected with the driving handle, and the outer side of the driving handle 101 is provided with a rotation scale mark 16. The transmission component comprises a lifting rod 105, a gear 103, a rack 104 and a transmission shaft 102, the lifting rod 105 is connected with a movable plate 106, the rack 104 is arranged on the lifting rod 105, the gear 103 is meshed with the rack 104, the gear 103 is connected with the transmission shaft 102, and the transmission shaft 102 is connected with the driving handle 101.
During the adjustment, refer to and rotate 16 rotation drive handles 101 of scale mark, drive preceding supporting part 4 through first elevating system 5 and rise to suitable position, rotate another drive handle 101, drive back supporting part 3 through second elevating system 6 and rise to suitable position, it is spacing to support for the popliteal fossa through knee pillow 1, the relative distance change of the popliteal fossa of human body and each internal organ is less, compare traditional chest abdomen flat rack behind the popliteal fossa is fixed and can reduce the pendulum position error of head and foot direction. After the lower limbs of a patient are lifted up, the hip pressure can be relieved by taking the knee pillow as a fixed fulcrum, the body deformation of the patient can be reduced, the lifting height of the knee pillow in the front and back direction is quantized by referring to the rotation scale lines 16, and the rotation errors in all directions are reduced. Because the knee pillow part position and the angle height are adjustable, the device can adapt to patients with different heights.
The top of the knee pillow 1 is provided with a thigh supporting surface 8, a popliteal fossa supporting arc surface 17 and a lower leg supporting surface 9 which are mutually connected. Two grooves 2 are arranged on the knee pillow 1, and the bottom surfaces of the grooves 2 form a thigh supporting surface 8, a popliteal fossa supporting arc surface 17 and a shank supporting surface 9. The knee pillow 1 is made of thermoplastic plates through an integral molding process. Knee pillow 1 is integrated into one piece, and the structure is firm, and patient's shank is placed on knee pillow 1, and the popliteal fossa is that the rhombus of knee back zone is sunken, and the popliteal fossa is arranged in the popliteal fossa and is supported cambered surface 17, improves fixed effect.
Still include base 7, base 7 level setting is located knee pillow 1 below, first elevating system 5 and second elevating system 6 set up in base 7. The substrate 10 is provided with scale marks 15 and scale degrees, and the scale marks and the scale degrees are arranged along the length direction of the substrate 10 and close to the guide rail sliding block mechanism 11; when medical personnel pass through guide rail slider mechanism 11 and remove knee pillow 1, reference scale mark 15 and scale number, further improve knee pillow 1 location accuracy.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A fixing device for thoracic, abdominal and pelvic tumor radiotherapy is characterized in that: the knee pillow comprises a base plate (10), a guide rail sliding block mechanism (11), a guide rail brake (13) and a knee pillow (1), wherein the base plate (10) is horizontally arranged, and a chest and abdomen flat frame (12) and the knee pillow (1) are arranged on the base plate; the chest and abdomen flat frame (12) is assembled on the base plate (10) through a fixing strip (14); a guide rail sliding block mechanism (11) is arranged between the knee pillow (1) and the substrate (10), the knee pillow (1) moves back and forth along the length direction of the substrate (10) through the guide rail sliding block mechanism (11), the guide rail sliding block mechanism (11) is connected with a guide rail brake (13), and the knee pillow (1) is limited on the substrate through the guide rail brake (13); the cross section of the knee pillow (1) is integrally triangular, and comprises a front supporting part (4) and a rear supporting part (3), wherein the front supporting part (4) is higher than the rear supporting part (3).
2. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 1, characterized in that: the guide rail sliding block mechanism (11) comprises a guide rail (203) and a sliding block (204), the guide rail (203) is arranged on the substrate (10), the sliding block (204) is connected with the knee pillow (1), and the sliding block (204) is assembled on the guide rail (203) and can move back and forth along the guide rail (203).
3. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 1, characterized in that: the guide rail brake (13) comprises a brake main body (201) and a brake handle (202), and a spring and a screw rod are arranged in the brake main body (201).
4. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 1, characterized in that: the knee pillow (1) is provided with a first lifting mechanism (5) and a second lifting mechanism (6), the knee pillow (1) is connected with a movable plate (106), the movable plate (106) is connected with the first lifting mechanism (5) and the second lifting mechanism (6), and the first lifting mechanism (5) is located below the front supporting part (4) and used for lifting the front supporting part (4); the second lifting mechanism (6) is positioned below the rear supporting part (3) and is used for lifting the rear supporting part (3).
5. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 4, characterized in that: the first lifting mechanism (5) and the second lifting mechanism (6) respectively comprise a driving handle (101) and a transmission part connected with the driving handle, and rotation scale marks (16) are arranged on the outer side of the driving handle (101).
6. The immobilization apparatus of claim 5 for thoraco-abdominal pelvic tumor radiotherapy, characterized in that: the transmission component comprises a lifting rod (105), a gear (103), a rack (104) and a transmission shaft (102), the lifting rod (105) is connected with a movable plate (106), the lifting rod (105) is provided with the rack (104), the gear (103) is meshed with the rack (104), the gear (103) is connected with the transmission shaft (102), and the transmission shaft (102) is connected with the driving handle (101).
7. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 1, characterized in that: the top of the knee pillow (1) is provided with a thigh supporting surface (8), a popliteal supporting arc surface (17) and a lower leg supporting surface (9) which are mutually connected.
8. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 1, characterized in that: the knee pillow (1) is provided with two grooves (2), and the bottom surfaces of the grooves (2) form a thigh supporting surface (8), a popliteal fossa supporting arc surface (17) and a shank supporting surface (9).
9. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 1, characterized in that: the knee pillow (1) is made of thermoplastic plates through an integral molding process.
10. The immobilization apparatus for thoraco-abdominal pelvic tumor radiotherapy according to claim 1, characterized in that: the base plate (10) is provided with scale marks (15) and scale degrees, and the scale marks and the scale degrees are arranged along the length direction of the base plate (10) and close to the guide rail sliding block mechanism (11).
CN202122757813.3U 2021-11-11 2021-11-11 Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors Active CN216571250U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122757813.3U CN216571250U (en) 2021-11-11 2021-11-11 Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122757813.3U CN216571250U (en) 2021-11-11 2021-11-11 Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors

Publications (1)

Publication Number Publication Date
CN216571250U true CN216571250U (en) 2022-05-24

Family

ID=81644097

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122757813.3U Active CN216571250U (en) 2021-11-11 2021-11-11 Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors

Country Status (1)

Country Link
CN (1) CN216571250U (en)

Similar Documents

Publication Publication Date Title
CN103505341A (en) Cervical and lumbar vertebra traction bed
CN203736726U (en) Body part fixing module suitable for stereotactic radiotherapy treatment
CN204637349U (en) A kind of radiotherapy bed special
CN203539505U (en) Cervical and lumbar traction table
CN209033001U (en) One kind being used for orthopaedics fixed nursing device
CN216571250U (en) Fixing device for radiation therapy of thoracic, abdominal and pelvic tumors
CN210872776U (en) Arm support for multifunctional operating bed
CN111973382A (en) Supporting device for skin grafting of four limbs in burn and plastic surgery
CN208552894U (en) A kind of hospital's novel tumor radiotherapy unit
CN206391153U (en) A kind of spinal stabilization trainer
CN214343118U (en) Supporting device for surgical nursing of liver and gall
CN207755648U (en) A kind of human body repeated positioning positioning device for accuracy
CN214763157U (en) Hip-knee joint postoperative rehabilitation equipment
CN111672032A (en) Posture fixing device and method for breast cancer ion radiotherapy
CN215019912U (en) Lumbar vertebra traction physiotherapy bed
CN214018365U (en) Special shank auxiliary nursing device of orthopedics
CN213190950U (en) Metal exoskeleton orthopedic positioning device
CN219896213U (en) Prone position ventilation device
CN220213344U (en) Multifunctional supporting tool for upper limbs
CN221556619U (en) Leg training device
CN218900602U (en) Upper limb support pad
CN213489366U (en) Shank fixing device is used in internal medicine nursing
CN221431448U (en) Positioning and punching device
CN214181484U (en) Device with breath amplitude control
CN213251046U (en) Rehabilitation nursing device for orthopedic postoperative

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant