CN211068804U - Head fixing device for tumor radiotherapy - Google Patents
Head fixing device for tumor radiotherapy Download PDFInfo
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- CN211068804U CN211068804U CN201921880654.2U CN201921880654U CN211068804U CN 211068804 U CN211068804 U CN 211068804U CN 201921880654 U CN201921880654 U CN 201921880654U CN 211068804 U CN211068804 U CN 211068804U
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- neck
- screw rod
- head
- neck fixing
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Abstract
The utility model discloses a head fixing device for tumor radiotherapy, include: the base, base upper portion is equipped with neck fixing base and neck fixing base upper portion and is equipped with the slider, slider upper portion is equipped with neck fixed plate and is half arc structure, neck fixing base left side is equipped with adjustment disk and adjustment disk right side and is equipped with the screw rod, the screw rod runs through the neck fixing base and rotates rather than being connected, screw rod surface left side is equipped with forward screw thread and right side and is equipped with reverse thread, forward screw thread and reverse thread surface all are equipped with between sliding block and the sliding block upper portion and the slider and are connected. The utility model discloses a set up neck fixing base and neck fixing base both sides on base upper portion and be provided with the neck fixed plate, it is rotatory to drive the screw rod through rotating the adjustment disk, and the sliding block that makes neck fixed plate bottom connect removes about the screw rod surface to adjust the position of neck fixed plate, fix the patient neck, improve patient's comfort level.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically are head fixing device for tumor radiotherapy.
Background
The radiation therapy only has a history of decades but develops faster in the process of treating cancer, and the current radiotherapy technology is developed from two-dimensional radiotherapy to three-dimensional radiotherapy and four-dimensional radiotherapy with the help of the development of CT imaging technology and computer technology, the radiation dose distribution is also developed from point dose to volume dose distribution, and the dose intensity modulation in the volume dose distribution is realized.
At present, the existing radiotherapy fixing frame has the following problems: 1. when the existing radiotherapy fixing frame is used, medical staff need to leave, and the existing radiotherapy fixing frame is left on treatment equipment by a patient alone, so that the patient cannot move and adjust by himself under the condition of serious illness, and the traditional movable plate is cold and hard, so that the discomfort of the patient is increased; 2. the movable bed plate and the fixed bed plate of the existing radiotherapy fixing frame slide to drive a patient to move on treatment equipment, but the traditional moving mode is sliding friction, the friction force is large, the abrasion is easily caused after long-time use, and the service life of the equipment is influenced. Therefore, a new technical solution needs to be provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a head fixing device for tumour radiation therapy, this head fixing device is provided with the neck fixed plate through setting up neck fixing base and neck fixing base both sides on base upper portion, and it is rotatory to drive the screw rod through rotating the adjustment disk, makes the sliding block that neck fixed plate bottom is connected remove about the screw rod surface to adjust the position of neck fixed plate, fix the patient neck, improve patient's comfort level, satisfy the practical application demand.
In order to achieve the above object, the utility model provides a following technical scheme: a head fixation device for tumor radiotherapy, comprising: a base, wherein a neck fixing seat is arranged at the upper part of the base, a sliding block is arranged at the upper part of the neck fixing seat, a neck fixing plate is arranged at the upper part of the sliding block, the neck fixing seat is in a semi-arc structure, an adjusting disc is arranged at the left side of the neck fixing seat, a screw rod is arranged at the right side of the adjusting disc, the screw rod penetrates through the neck fixing seat and is rotationally connected with the neck fixing seat, forward threads are arranged at the left side of the surface of the screw rod, reverse threads are arranged at the right side of the surface of the screw rod, sliding blocks are arranged on the surfaces of the forward threads and the surfaces of the reverse threads, the upper part of the sliding blocks are connected with the sliding blocks, a head fixing seat is arranged at the side surface of the neck fixing seat, a head fixing plate is, the inside pneumatic means and the pneumatic means upper portion of being equipped with of head fixing base establish the shunt tubes, shunt tubes upper portion is equipped with breather pipe and pegs graft inside the support column, inside sealed chamber and the sealed intracavity portion of being equipped with of support column is equipped with the piston, pass through telescopic connection between piston and the sealed chamber through bolt fastening and telescopic link between piston and the telescopic link.
As an optimized embodiment of the present invention, the neck fixing plate is provided with a protective pad inside and the protective pad is fixedly connected to the neck fixing seat through a bolt.
As an optimal implementation mode of the utility model, the screw rod middle part is equipped with stopper and cup joints on the screw rod surface and is located the junction of forward screw thread and reverse screw thread.
As a preferred embodiment of the present invention, the piston surface is provided with a ferrule, and the ferrule is sleeved in the groove on the piston surface and is a semi-arc protrusion.
As an optimal implementation manner of the present invention, the connection between the telescopic rod and the support column and the connection between the ventilating pipe and the support column are provided with a sealing ring and a sealing ring which are sleeved on the surface of the telescopic rod and the ventilating pipe and are fixedly connected with the support column.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) the utility model discloses a set up neck fixing base and neck fixing base both sides on base upper portion and be provided with the neck fixed plate, it is rotatory to drive the screw rod through rotating the adjustment disk, and the sliding block that makes neck fixed plate bottom connect removes about the screw rod surface to adjust the position of neck fixed plate, fix the patient neck, improve patient's comfort level.
(2) The utility model discloses set up the head fixed plate on head fixing base upper portion, the support column and the telescopic link cooperation pneumatic means of its inside setting use, can be according to patient's head height-adjusting by oneself, make upper portion hold in the palm to fill up completely with the head laminating, improved patient's use comfort.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the neck fixing seat of the present invention;
FIG. 3 is a schematic view of the head fixing base of the present invention
Fig. 4 is a schematic view of the internal structure of the support column of the present invention.
In the drawing, a base-1, a neck fixing seat-2, an adjusting disc-3, a sliding block-4, a neck fixing plate-5, a head fixing seat-6, a head fixing plate-7, a support pad-8, a support column-9, a telescopic rod-10, a screw rod-11, a forward thread-12, a reverse thread-13, a limiting block-14, a sliding block-15, a pneumatic device-16, a shunt pipe-17, a vent pipe-18, a piston-19, a ferrule-20, a sealing cavity-21, a sealing ring-22 and a protective pad-23 are arranged on the neck fixing seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a head fixation device for tumor radiotherapy, comprising: a base 1, the upper portion of the base 1 is provided with a neck fixing seat 2, the upper portion of the neck fixing seat 2 is provided with a sliding block 4, the upper portion of the sliding block 4 is provided with a neck fixing plate 5, the neck fixing plate 5 is of a semi-arc structure, the left side of the neck fixing seat 2 is provided with an adjusting disk 3, the right side of the adjusting disk 3 is provided with a screw rod 11, the screw rod 11 penetrates through the neck fixing seat 2 and is rotatably connected with the neck fixing seat, the left side of the surface of the screw rod 11 is provided with a forward thread 12, the right side of the surface of the screw rod 11 is provided with a reverse thread 13, the surfaces of the forward thread 12 and the reverse thread 13 are both provided with a sliding block 15, the upper portion of the sliding block 15 is connected with the sliding block 4, when a patient lies down, the neck of the patient is prevented from being arranged on, fixing the neck of a patient to keep the comfort of the neck of the patient, a head fixing seat 6 is arranged on the side surface of a neck fixing seat 2, a head fixing plate 7 is arranged on the upper portion of the head fixing seat 6, the head fixing plate 7 is of a semi-arc structure, a telescopic rod 10 is arranged on the lower portion of the head fixing seat 7, a plurality of groups of telescopic rods 10 are arranged, a supporting pad 8 is arranged on the upper portion of each telescopic rod 10, a supporting column 9 is arranged on the lower portion of each telescopic rod 10, the telescopic rods 10 are inserted into the supporting columns 9, a pneumatic device 16 is arranged inside the head fixing seat 6, a shunt tube 17 is arranged on the upper portion of each pneumatic device 16, a vent tube 18 is arranged on the upper portion of each shunt tube 17, each vent tube 18 is inserted into each supporting column 9, a sealing cavity 21 is arranged inside each sealing cavity 21, a piston 19 is arranged inside each, the telescopic link 10 that 7 lower parts of head fixed plate set up is pegged graft inside support column 9, support column 9 bottom is linked together through breather pipe 18 with the inside pneumatic means 16 of head fixing base 6, put sealed intracavity transport gas to in the support column 9 through pneumatic means 16, thereby increase the pressure in the sealed chamber 21, telescopic link 10 bottom is connected with the piston 19 in the sealed 21 intracavity, pressure drives telescopic link 10 and stretches out and draws back in sealed chamber 21, thereby make telescopic link 10 upper portion support pad 8 laminate with patient's head completely, the fixed travelling comfort of patient's head has been increased.
Further improved, as shown in fig. 1: neck fixed plate 5 inboards are equipped with the protection and fill up 23 and the protection fills up 23 and pass through bolt and 2 fixed connection of neck fixing base, have the gap between neck and the head, use the protection to fill it 23, guarantee the parallel and level between head and the neck.
Further improved, as shown in fig. 2: the middle of the screw rod 11 is provided with a limiting block 14, the limiting block 14 is sleeved on the surface of the screw rod 11 and is positioned at the joint of the forward thread 12 and the reverse thread 13, the arrangement of the limiting block 14 limits the opposite sliding distance of the sliding blocks 15, and the sliding blocks 15 are prevented from being extruded mutually.
Further improved, as shown in fig. 4: the surface of the piston 19 is provided with a ferrule 20, the ferrule 20 is sleeved in a groove in the surface of the piston 19 and is in a half-arc bulge, the arrangement of the ferrule 20 increases the sealing performance between the piston 19 and the sealing cavity 21, and the internal pressure leakage is avoided.
Further improved, as shown in fig. 4: the joint of the telescopic rod 10, the vent pipe 18 and the support column 9 is provided with a sealing ring 22, the sealing ring 22 is sleeved on the surfaces of the telescopic rod 10 and the vent pipe 18 and is fixedly connected with the support column 9, and the sealing ring 22 is arranged to increase the sealing performance of the joint of the telescopic rod 10, the vent pipe 18 and the support column 9.
When a patient lies down, the neck of the patient is prevented from being on the upper part of the neck fixing seat 2, the adjusting disc 3 is rotated to rotate the screw rod 11, the forward thread 12 and the reverse thread 13 on the surface of the screw rod 11 rotate oppositely to drive the sliding block 15 to move oppositely on the surface of the screw rod 11, so as to adjust the space between the neck fixing plates 5, the neck of the patient is fixed to keep the comfort of the neck of the patient, the head of the patient is placed on the upper part of the head fixing seat 6 and is positioned at the inner side of the head fixing plate 7, the telescopic rod 10 arranged on the lower part of the head fixing plate 7 is inserted into the supporting column 9, the bottom of the supporting column 9 is communicated with the pneumatic device 16 in the head fixing seat 6 through the vent pipe 18, the pneumatic device 16 is arranged in the sealing cavity in the supporting column 9 to convey gas, so as to increase the pressure in the sealing cavity 21, the, thereby the upper supporting pad 8 of the telescopic rod 10 is completely attached to the head of the patient, and the comfort of fixing the head of the patient is increased.
The product protected by the scheme is put into practical production and application at present, and particularly has certain success in the field of medical instruments, so that the technical scheme of the product is obviously proved to be beneficial, meets social requirements, and is suitable for batch production and popularization and use.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A head fixing device for tumor radiotherapy is characterized in that: the method comprises the following steps: the device comprises a base (1), wherein a neck fixing seat (2) is arranged on the upper portion of the base (1), a sliding block (4) is arranged on the upper portion of the neck fixing seat (2), a neck fixing plate (5) is arranged on the upper portion of the sliding block (4), the neck fixing plate (5) is of a semi-arc structure, an adjusting disc (3) is arranged on the left side of the neck fixing seat (2), a screw rod (11) is arranged on the right side of the adjusting disc (3), the screw rod (11) penetrates through the neck fixing seat (2) and is rotatably connected with the neck fixing seat (2), forward threads (12) are arranged on the left side of the surface of the screw rod (11), reverse threads (13) are arranged on the right side of the surface of the screw rod (11), sliding blocks (15) are arranged on the surfaces of the forward threads (12) and the reverse threads (13), the upper portions of the sliding blocks (15) are connected, the head fixing plate (7) is in a semi-arc structure, the lower part of the head fixing plate (7) is provided with a telescopic rod (10), the telescopic rods (10) are provided with a plurality of groups, the upper parts of the telescopic rods (10) are provided with supporting pads (8), a supporting column (9) is arranged at the lower part of the telescopic rod (10), the telescopic rod (10) is inserted in the supporting column (9), a pneumatic device (16) is arranged in the head fixing seat (6), a shunt pipe (17) is arranged at the upper part of the pneumatic device (16), the upper part of the shunt pipe (17) is provided with a vent pipe (18), the vent pipe (18) is inserted in the support column (9), a sealing cavity (21) is arranged in the supporting column (9), a piston (19) is arranged in the sealing cavity (21), the piston (19) and the telescopic rod (10) are fixed through bolts, and the telescopic rod (10) is in telescopic connection with the sealing cavity (21) through the piston (19).
2. The head fixture for tumor radiotherapy according to claim 1, wherein: neck fixed plate (5) inboard is equipped with protection pad (23) and passes through bolt and neck fixing base (2) fixed connection.
3. The head fixture for tumor radiotherapy according to claim 1, wherein: the middle of the screw rod (11) is provided with a limiting block (14), and the limiting block (14) is sleeved on the surface of the screw rod (11) and is positioned at the joint of the forward thread (12) and the reverse thread (13).
4. The head fixture for tumor radiotherapy according to claim 1, wherein: the surface of the piston (19) is provided with a ferrule (20), and the ferrule (20) is sleeved in the groove on the surface of the piston (19) and is in a semi-arc bulge.
5. The head fixture for tumor radiotherapy according to claim 1, wherein: the joint of the telescopic rod (10), the vent pipe (18) and the support column (9) is provided with a sealing ring (22), and the sealing ring (22) is sleeved on the surfaces of the telescopic rod (10) and the vent pipe (18) and is fixedly connected with the support column (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921880654.2U CN211068804U (en) | 2019-11-04 | 2019-11-04 | Head fixing device for tumor radiotherapy |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921880654.2U CN211068804U (en) | 2019-11-04 | 2019-11-04 | Head fixing device for tumor radiotherapy |
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CN211068804U true CN211068804U (en) | 2020-07-24 |
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CN201921880654.2U Active CN211068804U (en) | 2019-11-04 | 2019-11-04 | Head fixing device for tumor radiotherapy |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112999525A (en) * | 2021-04-10 | 2021-06-22 | 范锋 | Thermotherapy auxiliary device for medical oncology |
CN113995950A (en) * | 2021-12-06 | 2022-02-01 | 新疆医科大学第三附属医院 | Iodine particle stomach tube for radiotherapy of esophageal tumor |
-
2019
- 2019-11-04 CN CN201921880654.2U patent/CN211068804U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112999525A (en) * | 2021-04-10 | 2021-06-22 | 范锋 | Thermotherapy auxiliary device for medical oncology |
CN112999525B (en) * | 2021-04-10 | 2023-07-14 | 范锋 | Heat therapy auxiliary device for oncology |
CN113995950A (en) * | 2021-12-06 | 2022-02-01 | 新疆医科大学第三附属医院 | Iodine particle stomach tube for radiotherapy of esophageal tumor |
CN113995950B (en) * | 2021-12-06 | 2023-10-24 | 新疆医科大学第三附属医院 | Iodine particle stomach tube for radiotherapy of esophageal tumor |
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