CN207941099U - A kind of accurate radiotherapy positioning plate - Google Patents
A kind of accurate radiotherapy positioning plate Download PDFInfo
- Publication number
- CN207941099U CN207941099U CN201720701692.1U CN201720701692U CN207941099U CN 207941099 U CN207941099 U CN 207941099U CN 201720701692 U CN201720701692 U CN 201720701692U CN 207941099 U CN207941099 U CN 207941099U
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- CN
- China
- Prior art keywords
- positioning plate
- sliding slot
- positioning
- plate ontology
- sides
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- Expired - Fee Related
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Abstract
The utility model provides a kind of accurate radiotherapy positioning plate, including positioning plate ontology, the edge of the positioning plate ontology is equipped with locating fastener, the positioning plate ontology corresponds to human body both sides and is equipped with positioning device, the positioning device includes symmetrically arranged two pieces of movable plates and sliding slot, center line of the sliding slot perpendicular to the positioning plate ontology, the graduation mark for corresponding to distribution to both sides centered on center line is equipped on the positioning plate ontology along the sliding slot, the movable plate lower end is equipped with the slide bar for adapting to the sliding slot, and the slide bar is set in the sliding slot.After patient lies to positioning plate ontology, two pieces of movable plates are affixed on patient body both sides, judge whether patient sleeps on the center line of positioning plate ontology by observing the corresponding scale value of two pieces of movable plates, the height of the movable plate of the utility model is at least 10cm, is adapted to the thickness of patient body.
Description
Technical field
The utility model is related to medical instruments field, especially a kind of accurate radiotherapy positioning plate.
Background technology
Radiotherapy is a kind of method with radiation cure disease, it can also give human body just while treating disease
Often tissue and organ bring certain injury.In modern Precise Radiotherapy in Oncology, it is desirable that be accurately positioned, accurately plan, essence
Really treatment gives tumor target best dosage distribution, to realize that treatment is swollen while reducing normal tissue injury to the greatest extent
Human normal tissue and organ are protected while tumor as far as possible.In the radiotherapy of thorax and abdomen malignant, combined using thermoplastic film
It is current clinical application technical method the most universal that positioning board for radiotherapy carries out localization and positioning to patient, the technology application at present
When, patient is placed in positioning plate center by the method that generally use is estimated in human body left and right directions localization and positioning, is had as follows
Disadvantage：First, modern tumour accurate radiotherapy required precision is grade, the required precision of localization and positioning is also grade, this side
Method is difficult to reach satisfied localization and positioning precision, cannot achieve satisfied treatment curative effect.Second is that positioning pendulum between tumor radiotherapy gradation
Position repeatability requirement is very high, and this method can not quantify human body left and right directions position, cannot be protected by the method repeatability of range estimation
Card, influences Radiotherapy.
Utility model content
Purpose of the utility model is to solve only be difficult to realize be accurately positioned by the graduation mark on positioning board for radiotherapy
The problem of putting position.
In order to solve problem above, the utility model provides a kind of accurate radiotherapy positioning plate, including positioning plate ontology, institute
The edge for stating positioning plate ontology is equipped with locating fastener, and the positioning plate ontology corresponds to human body both sides and is equipped with positioning device, described
Positioning device includes symmetrically arranged two pieces of movable plates and sliding slot, the sliding slot perpendicular to the positioning plate ontology center line,
The graduation mark for corresponding to distribution to both sides centered on center line, the activity are equipped on the positioning plate ontology along the sliding slot
Plate lower end is equipped with the slide bar for adapting to the sliding slot, and the slide bar is set in the sliding slot.When patient lies to positioning plate ontology
Afterwards, two pieces of movable plates are affixed on patient body both sides, whether judge patient by observing the corresponding scale value of two pieces of movable plates
It sleeps on the center line of positioning plate ontology, the height of the movable plate of the utility model is at least 10cm, is adapted to patient body
Thickness.Buckle can also be arranged in the utility model on groove, when movable plate when not in use, movable plate fixed by buckling
In groove, when carrying positioning plate, movable plate in groove, is moved easily always.
Preferably, the inversion that the cross-sectional shape of the sliding slot is made of longitudinal portion and both sides transverse part is T-shaped, it is described
Sliding slot both sides transverse part has been embedded in U-shaped sliding rail, and the slide bar adapts to the sliding rail.U-shaped sliding rail can make slide bar reduce resistance
Power, it is mobile more convenient.
Preferably, the positioning plate ontology at the sliding slot both ends is equipped with transition shoulder and adapts to the movable plate
Groove, longitudinal portion of the sliding slot is communicated in the groove, and the movable plate is rotationally connected with the slide bar.Movable plate does not make
Used time can plough under movable plate in groove so that entire positioning plate body upper surface is smooth, facilitates patient's positioning plate sheet up and down
Body nor affects on the radiotherapy work in later stage.
Preferably, being equipped with linkage mechanism between the corresponding movable plate in left and right.Two slide bars use linkage mechanism so that doctor
As long as the raw movable plate for operating one side in operation, another piece of movable plate can move corresponding distance automatically, use is more square
Just.
Preferably, the linkage mechanism includes gear and gear bar, the gear is rotatably dispose in the institute of center
It states in sliding slot, the gear bar is equipped in sliding rail described in both sides, described gear bar one end of both sides is mutually nibbled with the gear
It closes, the other end is connected to the movable plate.Two pieces of movable plates are driven mutually by gear bar and gear so that two pieces of activities
Plate can move identical distance simultaneously.
Preferably, the positioning device is equipped with one or more.
The utility model proves that effect is ideal, simple and practical through using.
Description of the drawings
Attached drawing 1 is a kind of structural schematic diagram of accurate radiotherapy positioning plate described in the utility model.
Attached drawing 2 is the cross section structure schematic diagram between sliding slot described in the utility model and the movable plate.
Attached drawing 3 is the structural schematic diagram of linkage mechanism described in the utility model.
Attached drawing 4 is the sectional view of transition shoulder described in the utility model.
1, positioning plate ontology；2, locating fastener；3, movable plate；4, sliding slot；5, graduation mark；6, groove；7, slide bar；8, tooth
Wheel；9, gear bar；10, sliding rail；11, transition shoulder；12, longitudinal direction portion；13, transverse part.
Specific implementation mode
A kind of accurate radiotherapy positioning plate of the utility model is described further below in conjunction with the accompanying drawings.
As shown in Fig. 1,2,3,4, the utility model provides a kind of accurate radiotherapy positioning plate, including positioning plate ontology 1,
The edge of the positioning plate ontology 1 is equipped with locating fastener 2, and the positioning plate ontology 1 corresponds to human body both sides and is equipped with positioning device,
The positioning device is equipped with one or more.
The positioning device includes symmetrically arranged two pieces of movable plates 3 and sliding slot 4, and the sliding slot 4 is perpendicular to the positioning
The center line of plate ontology 1 is equipped with centered on center line to both sides on the positioning plate ontology 1 along the sliding slot 4 and corresponds to point
The graduation mark 5 of cloth, 3 lower end of the movable plate are equipped with the slide bar 7 for adapting to the sliding slot 4, and the slide bar 7 is set to the sliding slot 4
It is interior.The inversion that the cross-sectional shape of the sliding slot 4 is made of longitudinal portion 12 and both sides transverse part 13 is T-shaped, 4 both sides of the sliding slot
Transverse part 13 has been embedded in U-shaped sliding rail 10, and the slide bar 7 adapts to the sliding rail 10.U-shaped sliding rail 10 can be such that slide bar 7 reduces
Resistance, it is mobile more convenient.
The positioning plate ontology 1 at 4 both ends of the sliding slot is equipped with transition shoulder 11 and adapts to the recessed of the movable plate 3
Slot 6,4 cross section longitudinal direction portion of the sliding slot are communicated in the groove 6, and the movable plate 3 is rotationally connected with the slide bar 7.Activity
Plate 3 when not in use, can plough under movable plate 3 in groove 6 so that entire 1 upper surface of positioning plate ontology is smooth, facilitates on patient
Lower positioning plate ontology 1 nor affects on the radiotherapy work in later stage.
The corresponding movable plate 3 in left and right is linkage mechanism, and the linkage mechanism includes gear 8 and gear bar 9, the gear 8
Be rotatably dispose in the sliding slot 4 of center, be equipped with the gear bar 9 in sliding rail 10 described in both sides, both sides it is described
9 one end of gear bar is meshed with the gear 8, and the other end is connected to the movable plate 3.Two pieces of movable plates 3 pass through tooth
It takes turns item 9 and gear 8 is driven mutually so that two pieces of movable plates 3 can move identical distance simultaneously.Two slide bars 7 are using linkage
Mechanism so that as long as doctor operates the movable plate 3 on one side in operation, another piece of movable plate 3 can move accordingly automatically
Distance, using more convenient.
After patient lies to positioning plate ontology 1, two pieces of movable plates 3 are affixed on patient body both sides, by observing two pieces
3 corresponding scale value of movable plate judges whether patient sleeps on the center line of positioning plate ontology 1, the movable plate of the utility model
3 height is at least 10cm, is adapted to the thickness of patient body.
Buckle can also be arranged in the utility model on groove 6, when movable plate 3 when not in use, by buckle by movable plate 3
It is fixed in groove 6, when carrying positioning plate, movable plate 3 in groove 6, is moved easily always.
The utility model proves that effect is ideal, simple and practical through using.
The utility model is not limited to above example and transformation.
Claims (6)
1. a kind of accurate radiotherapy positioning plate, including positioning plate ontology, it is characterised in that：The edge of the positioning plate ontology is equipped with fixed
Position buckle, the positioning plate ontology correspond to human body both sides and are equipped with positioning device, and the positioning device includes symmetrically arranged two
Block movable plate and sliding slot, the sliding slot perpendicular to the positioning plate ontology center line, along described on the positioning plate ontology
Sliding slot is equipped with the graduation mark for corresponding to distribution to both sides centered on center line, and the movable plate lower end is equipped with and adapts to the sliding slot
Slide bar, the slide bar be set to the sliding slot in.
2. a kind of accurate radiotherapy positioning plate according to claim 1, it is characterised in that：The cross-sectional shape of the sliding slot by
The inversion that longitudinal portion and both sides transverse part are constituted is T-shaped, and sliding slot both sides transverse part has been embedded in U-shaped sliding rail, the slide bar
Adapt to the sliding rail.
3. a kind of accurate radiotherapy positioning plate according to claim 2, it is characterised in that：The positioning at the sliding slot both ends
Plate ontology is equipped with transition shoulder and adapts to the groove of the movable plate, and longitudinal portion of the sliding slot is communicated in the groove,
The movable plate is rotationally connected with the slide bar.
4. a kind of accurate radiotherapy positioning plate according to claim 3, it is characterised in that：It is set between the corresponding movable plate in left and right
There is linkage mechanism.
5. a kind of accurate radiotherapy positioning plate according to claim 4, it is characterised in that：The linkage mechanism include gear and
Gear bar, the gear are rotatably dispose in the sliding slot of center, and the gear bar is equipped in sliding rail described in both sides,
Described gear bar one end of both sides is meshed with the gear, and the other end is connected to the movable plate.
6. a kind of accurate radiotherapy positioning plate according to claims 1 or 2 or 4 or 5, it is characterised in that：The positioning device
Equipped with one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701692.1U CN207941099U (en) | 2017-06-16 | 2017-06-16 | A kind of accurate radiotherapy positioning plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701692.1U CN207941099U (en) | 2017-06-16 | 2017-06-16 | A kind of accurate radiotherapy positioning plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207941099U true CN207941099U (en) | 2018-10-09 |
Family
ID=63702983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720701692.1U Expired - Fee Related CN207941099U (en) | 2017-06-16 | 2017-06-16 | A kind of accurate radiotherapy positioning plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207941099U (en) |
-
2017
- 2017-06-16 CN CN201720701692.1U patent/CN207941099U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 Termination date: 20200616 |