CN209378334U - Radiotherapy simulator bracket - Google Patents
Radiotherapy simulator bracket Download PDFInfo
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- CN209378334U CN209378334U CN201821670929.5U CN201821670929U CN209378334U CN 209378334 U CN209378334 U CN 209378334U CN 201821670929 U CN201821670929 U CN 201821670929U CN 209378334 U CN209378334 U CN 209378334U
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- plate
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Abstract
The utility model belongs to the field of medical instrument technology, it is related to a kind of radiotherapy simulator bracket, including upper square frame, upper rectangular frame mid portion is equipped with through-hole, the surrounding of upper square frame connects lower square frame by column, under rectangular frame upper surface be equipped with pinboard, pinboard includes surrounding frame plate and the square groove that is surrounded by surrounding frame plate, gear lead supporting plate is placed in square groove, four sides of surrounding frame plate are equipped with adjustment positioning device, and are fixed between surrounding frame plate and lower square frame by fixing screws；Upper rectangular frame upper surface is equipped with guide holder, and guide holder side is fixedly connected with upper square frame, and the other side is equipped with stabilizer blade, and stabilizer blade extends to above through-hole.The structure design of the utility model is reasonable, can guarantee that the center for keeping off lead supporting plate is overlapped with radiotherapy analogue machine collimator light field position consistency, center, and keeps off the positioning of lead supporting plate conveniently, and precision is high, and replacement is convenient.
Description
Technical field
The utility model relates to a kind of radiotherapy simulator brackets, belong to the field of medical instrument technology.
Background technique
Routine medical computerized linear accelerator used in oncotherapy can issue two kinds of high energy particles of X-ray and electric wire
Beam.With the development of radiation therapy technology, in tumor therapeutic procedure, medical computerized linear accelerator often with electron beam come
Skin surface and position are irradiated than shallower tumour, and electronics calimator can be hung on to medical computerized linear accelerator standard at this time
The distance between target spot of the lower section of straight device, gear lead supporting plate and accelerator is close with a distance from patient skin close to SAD.At this
Kind in the case of, the center for how keeping off lead supporting plate be overlapped with radiotherapy analogue machine collimator light field position consistency, center and
The technical issues of it is identical to repeat placement position, is our urgent need to resolve.
Utility model content
The purpose of this utility model is that propose a kind of radiotherapy simulator bracket, the radiotherapy simulator bracket energy
Enough centers for guaranteeing gear lead supporting plate are overlapped with radiotherapy analogue machine collimator light field position consistency, center, and keep off lead
Supporting plate positioning is convenient, and precision is high, and replacement is convenient.
Radiotherapy simulator bracket described in the utility model, including upper square frame, upper rectangular frame mid portion are equipped with
Through-hole, the surrounding of upper square frame connect lower square frame by column, under rectangular frame upper surface be equipped with pinboard, pinboard
Including surrounding frame plate and the square groove surrounded by surrounding frame plate, gear lead supporting plate, surrounding frame plate are placed in square groove
Four sides be equipped with adjustment positioning device, and fixed between surrounding frame plate and lower square frame by fixing screws；
Upper rectangular frame upper surface is equipped with guide holder, and guide holder side is fixedly connected with upper square frame, and the other side is equipped with stabilizer blade, stabilizer blade
It extends to above through-hole.
Upper square frame is set in symmetric position there are two guide holder, in use, the stabilizer blade of two guide holders is inserted into radiation
In the support base for treating collimator of analog machine bottom end, radiotherapy simulator bracket is completed under radiotherapy analogue machine collimator
The suspension of side.Gear lead supporting plate is placed in the square groove of pinboard, observes the cross of radiotherapy analogue machine collimator light field
Line and the deviation for keeping off lead supporting plate cross hairs, fixing screws are in the state unscrewed at this time, then by adjusting positioning device to turning
Fishplate bar position is adjusted, and makes the cross of the cross hairs of gear lead supporting plate and radiotherapy analogue machine collimator light field in square groove
Line is overlapped, and is then tightened fixing screws, is kept pinboard rectangular frame position under relatively fixed.During routine use, when need
More to shift gears lead supporting plate when, old gear lead supporting plate is directly taken out out of square groove, is then placed in new gear lead supporting plate, no
Need to re-operate positioning, repetitive operation is high-efficient, and positioning accuracy is high.
Preferably, the adjustment positioning device includes adjusting seat, and adjusting seat and the periphery of surrounding frame plate are equipped with adjustment
Gap, adjustment gap are adjusted by adjusting the adjusting screw that seat is equipped with.Withstand surrounding frame in the end of adjusting screw screw rod
The periphery of plate need only rotate the adjusting seat and surrounding frame of adjusting screw adjustment four direction when adjusting the position of pinboard
The size in gap is adjusted between plate, adjustment process is simple and convenient.
Preferably, the surrounding frame plate upper surface, which is equipped with, compresses knob, compresses and sets between knob and surrounding frame plate
There is tabletting, tabletting one end is equipped with circular hole, and the main shaft for compressing knob passes through circular hole, and the other end extends to above gear lead supporting plate.Tabletting
Tabletting one end can be rotated to gear lead supporting plate around the main axis for compressing knob, after gear lead supporting plate is placed in square groove
Then compression knob is tightened in top, be fixed on tabletting in square groove lead supporting plate is kept off；When needing replacing gear lead supporting plate,
Knob will be compressed first to unscrew, and then by the elongated end of tabletting from whiz above gear lead supporting plate, is then taken out gear lead supporting plate, then
It is put into new gear lead supporting plate, then the elongated end of tabletting is threaded to above gear lead supporting plate again, it will again by compression knob is unscrewed
Gear lead blade position is fixed.And surrounding frame plate is equipped with semi-circular recesses close to the side of gear lead supporting plate, facilitates gear lead supporting plate
Pick-and-place.
Preferably, positioning screw is equipped with below the guide holder, the nut end of positioning screw is located at below guide holder, spiral shell
Boom end is arranged across guide holder.After the stabilizer blade of guide holder is inserted into the support base of radiotherapy analogue machine collimator bottom end,
Screwed in place screw makes the screw rod end of positioning screw be inserted into the corresponding positioning hole of radiotherapy analogue machine collimator, prevents
The position of guide holder shifts, and influences to keep off the cross hairs of lead supporting plate and the cross hairs weight of radiotherapy analogue machine collimator light field
Close precision.
Preferably, pass through attachment screw between the upper square frame and column, between lower square frame and column
It is fixedly connected, overall structure is simple, easy to disassemble.
Upper square frame, lower square frame, column and the gear lead supporting plate is aluminum material, and overall weight is light, just
In suspension.
Possessed beneficial effect is the utility model compared with prior art:
The structure design of the utility model is reasonable, can guarantee that the center for keeping off lead supporting plate and radiotherapy simulator collimate
Device light field position consistency, center are overlapped, and gear lead supporting plate positioning is convenient, and precision is high, and replacement is convenient；And overall structure is simple, weight
Amount is light, easy to disassemble.
Detailed description of the invention
Fig. 1, radiotherapy simulator carrier structure schematic diagram (main view)；
Fig. 2, radiotherapy simulator carrier structure schematic diagram (top view)；
A-A cross-sectional view in Fig. 3, Fig. 1.
In figure: 1, upper square frame；2, guide holder；3, positioning screw；4, positioning device is adjusted；5, pinboard；6, it compresses
Knob；7, lower square frame；8, column；9, attachment screw；10, through-hole；11, lead supporting plate is kept off；12, stabilizer blade；13, adjusting screw；
14, adjusting seat；15, gap is adjusted；16, surrounding frame plate；17, tabletting；18, semi-circular recesses；19, square groove；20, fixed
Screw.
Specific embodiment
The utility model is described further with reference to the accompanying drawing:
Such as Fig. 1-Fig. 3, radiotherapy simulator bracket described in the utility model, including upper square frame 1, upper square box
Through-hole 10 is equipped in the middle part of frame 1, the surrounding of upper square frame 1 connects lower square frame 7, lower 7 upper surface of square frame by column 8
Equipped with pinboard 5, pinboard 5 includes surrounding frame plate 16 and the square groove 19 surrounded by surrounding frame plate 16, square groove
Gear lead supporting plate 11 is placed in 19, four sides of surrounding frame plate 16 are equipped with adjustment positioning device 4, and surrounding frame plate 16
It is fixed by fixing screws 20 between lower square frame 7；Upper 1 upper surface of square frame is equipped with guide holder 2,2 side of guide holder
It is fixedly connected with upper square frame 1, the other side is equipped with stabilizer blade 12, and stabilizer blade 12 extends to 10 top of through-hole.
In the present embodiment:
Adjusting positioning device 4 includes adjusting seat 14, and the periphery of adjusting seat 14 and surrounding frame plate 16 is equipped with adjustment gap
15, adjustment gap 15 is adjusted by adjusting the adjusting screw 13 that seat 14 is equipped with.Withstand four in the end of 13 screw rod of adjusting screw
The periphery of all frame plates 16 need only rotate the adjusting seat that adjusting screw 13 adjusts four direction when adjusting the position of pinboard 5
The size in gap 15 is adjusted between 14 and surrounding frame plate 16, adjustment process is simple and convenient.
16 upper surface of surrounding frame plate, which is equipped with, compresses knob 6, compresses and is equipped with tabletting between knob 6 and surrounding frame plate 16
17,17 one end of tabletting is equipped with circular hole, and the main shaft for compressing knob 6 passes through circular hole, and the other end extends to 11 top of gear lead supporting plate.Tabletting
17 can around the main axis for compressing knob 6, after gear lead supporting plate 11 be placed in square groove 19, by 17 one end of tabletting rotate to
11 top of lead supporting plate is kept off, then tightens and compresses knob 6, is fixed on tabletting 17 in square groove 19 lead supporting plate 11 is kept off；When need
More to shift gears lead supporting plate 11 when, first by compress knob 6 unscrew, then by the elongated end of tabletting 17 from gear lead supporting plate 11 above revolve
From, then will gear lead supporting plate 11 take out, place into new gear lead supporting plate 11, then again by the elongated end of tabletting 17 be threaded to gear lead support
11 top of plate, is fixed again by compression knob 6 is unscrewed by 11 position of lead supporting plate is kept off.And surrounding frame plate 16 is close to gear lead support
The side of plate 11 is equipped with semi-circular recesses 18, facilitates the pick-and-place of gear lead supporting plate 11.
Positioning screw 3 is equipped with below guide holder 2, the nut end of positioning screw 3 is located at 2 lower section of guide holder, and screw rod end is worn
Cross the setting of guide holder 2.After the stabilizer blade 12 of guide holder 2 is inserted into the support base of radiotherapy analogue machine collimator bottom end, tighten
Positioning screw 3 makes the screw rod end of positioning screw 3 be inserted into the corresponding positioning hole of radiotherapy analogue machine collimator, prevents from leading
It shifts to the position of seat 2, influences to keep off the cross hairs of lead supporting plate 11 and the cross hairs of radiotherapy analogue machine collimator light field
Registration accuracy.
It is fixedly connected by attachment screw 9 between upper square frame 1 and column 8, between lower square frame 7 and column 8,
Overall structure is simple, light-weight, easy to disassemble.
Upper square frame 1 is set in symmetric position there are two guide holder 2, in use, the stabilizer blade 12 of two guide holders 2 be inserted into
In the support base of radiotherapy analogue machine collimator bottom end, then screwed in place screw 3, inserts the screw rod end of positioning screw 3
Enter the corresponding positioning hole of radiotherapy analogue machine collimator, completes radiotherapy simulator bracket in radiotherapy simulator standard
Suspension below straight device.Gear lead supporting plate 11 is placed in the square groove 19 of pinboard 5, and then the elongated end of tabletting 17 is threaded to
11 top of lead supporting plate is kept off, is fixed by unscrewing compression knob 6 by 11 position of lead supporting plate is kept off, radiotherapy analogue machine collimator is observed
The cross hairs of light field and the deviation for keeping off 11 cross hairs of lead supporting plate, fixing screws 20 are in the state unscrewed at this time, then pass through tune
The size in 13 pairs of whole screw adjustment gaps 15 is adjusted, and adjusts 5 position of pinboard, makes gear lead supporting plate 11 in square groove 19
Cross hairs is overlapped with the cross hairs of radiotherapy analogue machine collimator light field, then tightens fixing screws 20, makes pinboard 5 under
7 position of square frame is relatively fixed.During routine use, when needing replacing gear lead supporting plate 11, directly from square groove 19
It is interior to take out old gear lead supporting plate 11, it is then placed in new gear lead supporting plate 11, does not need to re-operate positioning, repetitive operation
High-efficient, positioning accuracy is high.
Claims (5)
1. a kind of radiotherapy simulator bracket, it is characterised in that: including upper square frame (1), set in the middle part of upper square frame (1)
Have through-hole (10), the surrounding of upper square frame (1) is connected lower square frame (7) by column (8), table on lower square frame (7)
Face is equipped with pinboard (5), and pinboard (5) includes surrounding frame plate (16) and the square groove that is surrounded by surrounding frame plate (16)
(19), gear lead supporting plate (11) is placed in square groove (19), four sides of surrounding frame plate (16) are equipped with adjustment positioning dress
It sets (4), and fixed by fixing screws (20) between surrounding frame plate (16) and lower square frame (7)；Upper square frame (1)
Upper surface is equipped with guide holder (2), and guide holder (2) side is fixedly connected with upper square frame (1), and the other side is equipped with stabilizer blade (12),
Stabilizer blade (12) extends to above through-hole (10).
2. radiotherapy simulator bracket according to claim 1, it is characterised in that: adjustment positioning device (4) includes adjusting
Bed rearrangement (14), adjusting seat (14) and the periphery of surrounding frame plate (16) are equipped with adjustment gap (15), adjust gap (15) and pass through tune
The adjusting screw (13) that bed rearrangement (14) is equipped with is adjusted.
3. radiotherapy simulator bracket according to claim 1, it is characterised in that: surrounding frame plate (16) upper surface is set
Have compression knob (6), compresses and be equipped with tabletting (17) between knob (6) and surrounding frame plate (16), tabletting (17) one end is equipped with circle
Hole, the main shaft for compressing knob (6) pass through circular hole, and the other end extends to above gear lead supporting plate (11).
4. radiotherapy simulator bracket according to claim 1, it is characterised in that: be equipped with positioning below guide holder (2)
Screw (3), the nut end of positioning screw (3) are located at below guide holder (2), and screw rod end is arranged across guide holder (2).
5. radiotherapy simulator bracket according to claim 1, it is characterised in that: upper square frame (1) and column (8)
Between, be fixedly connected by attachment screw (9) between lower square frame (7) and column (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670929.5U CN209378334U (en) | 2018-10-15 | 2018-10-15 | Radiotherapy simulator bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670929.5U CN209378334U (en) | 2018-10-15 | 2018-10-15 | Radiotherapy simulator bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209378334U true CN209378334U (en) | 2019-09-13 |
Family
ID=67866822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821670929.5U Active CN209378334U (en) | 2018-10-15 | 2018-10-15 | Radiotherapy simulator bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209378334U (en) |
-
2018
- 2018-10-15 CN CN201821670929.5U patent/CN209378334U/en active Active
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