CN110124212A - A kind of high-elastic ventilative radiotherapy mask and its manufacturing method based on 3D printing - Google Patents
A kind of high-elastic ventilative radiotherapy mask and its manufacturing method based on 3D printing Download PDFInfo
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- CN110124212A CN110124212A CN201910394353.7A CN201910394353A CN110124212A CN 110124212 A CN110124212 A CN 110124212A CN 201910394353 A CN201910394353 A CN 201910394353A CN 110124212 A CN110124212 A CN 110124212A
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- radiotherapy
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- mask
- mounting seat
- fixed buckle
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
- A61N2005/1097—Means for immobilizing the patient
Abstract
The invention discloses a kind of high-elastic ventilative radiotherapy mask and its manufacturing method based on 3D printing, belongs to radiotherapy auxiliary tool technology field.The following steps are included: data sampling；Three-dimensional modeling；3D printing；Surface treatment；Radiotherapy mask mainly includes the mask body for being bonded face, mounting seat, fixed buckle, eye groove, nose oxygen uptake mouth, oral area oxygen uptake mouth are offered in mask body, the oxygen uptake requirement for meeting patient, because of sense of discomfort caused by unsmooth breath when can eliminate patient's radiotherapy；Mask body is connect with external radiotherapy equipment by connecting and fixing part, so that mask body positioning is firm, patients head is not susceptible to move；To further surface removal of impurities is carried out after mask sterilization, germ is being avoided to invade patient, while increasing the state of an illness of patient, moreover it is possible to avoid impurity effect radiotherapeutic effect；The present invention has the advantages that stationarity is good, radiotherapeutic effect is good, is suitble to large-scale popularization.
Description
Technical field
The invention belongs to radiotherapy auxiliary tool technology fields, and in particular to a kind of high-elastic ventilative radiotherapy face based on 3D printing
Cover and its manufacturing method.
Background technique
In recent years, the existence of the application with medical accelerator in radiotherapy, tumor patient is significantly enhanced.Especially
It is the application for adjusting strong technology, the life quality after patient's treatment also improves therewith, and therefore, radiotherapy is that one kind for the treatment of tumour is important
Means.Radiotherapy is a kind of therapeutic modality that cancer cell is killed with high-energy ray, over the course for the treatment of, needs to carry out lesion accurate
Positioning, to reach therapeutic effect.Therefore, radiotherapy is higher to position accuracy demand, and needing in Patients During Radiotherapy will be to incidence
The patient of tumour is fixed head, neck and shoulder part using mask.The neck shoulder thermoplastic making face mask time being commonly used
Discomfort is brought to patient after long and contraction.
3D printing technique is a kind of rapid shaping technique, based on digital model file, bonds material with powdered
Material constructs the technology of object by layer-by-layer printing, and the application in terms of radiotherapy mask is also more and more common.
The radiotherapy mask of existing 3D printing technique manufacture, poor air permeability, and the face outlines of entire cover and patient are pasted
It is right to be not enough easy to make the head of patient to move, positioning accuracy is reduced, to cause radiotherapeutic effect bad.
Summary of the invention
In view of the above problems, there is provided a kind of based on the high-elastic of 3D printing for first technical problem of the invention
Gas radiotherapy mask, another technical problem that the present invention solves there is provided a kind of high-elastic ventilative radiotherapy mask based on 3D printing
Manufacturing method.
In order to solve the first technical problem mentioned above, the technical scheme is that it is a kind of high-elastic ventilative based on 3D printing
Radiotherapy mask, main includes the mask body, mounting seat, fixed buckle of fitting face, and the mask body is reticular structure
Or frame structure, mask body are equipped with the eye groove being bonded with eyes of patients, mask body is equipped with for connecting outside
Nose oxygen uptake mouth, the oral area oxygen uptake mouth of inhalation device；The mounting seat side is equipped with neck placing groove one, sets in mounting seat
There are multiple mounting holes one, mounting seat lower end surface is equipped with rectangular recess, mounting seat lower end surface and the periphery for being located at rectangular recess
Be uniformly provided with it is multiple connect and fix part, the part that connects and fixes includes fixed frame, connecting column, card adapter plate, the connecting column and institute
The connection of fixed frame bottom end two sides is stated, the card adapter plate bottom end is equipped with sliding cylinder, and the sliding cylinder is set in outside connecting column, card adapter plate
There are two, two card adapter plates pass through sliding cylinder respectively and are symmetrically arranged at connecting column left and right ends, and pass through bullet between two card adapter plates
Spring connection, the upper surface of mounting seat is connect with mask body lower edge；The fixed buckle is located at the positive lower end of mounting seat, and solid
Determine buckle upper surface to correspond to equipped with rectangle fixture block at rectangular recess, fixed buckle side, which corresponds to, is equipped with neck at neck placing groove one
Placing groove two, fixed buckle upper end are equipped with multiple clamping grooves, the position of multiple clamping grooves and multiple positions one for connecting and fixing part
One is corresponding, and two card adapter plates can be connected to clamping groove bottom end two sides, and the position that mounting hole one is corresponded on fixed buckle is equipped with peace
Hole two is filled, fixed buckle lower end is equipped with the catching groove for fixed buckle.
Further, the eye groove, nose oxygen uptake mouth, oral area oxygen uptake mouth inside are respectively equipped with soft silica gel circle, a side
Face can increase the comfort level of patient, on the other hand, increase the stability of patients head and mask body by soft silica gel circle.
To solve above-mentioned second technical problem, the technical scheme is that a kind of high-elastic ventilative based on 3D printing
The manufacturing method of radiotherapy mask, comprising the following steps:
(1) data sampling: patient lies low in the positive lower end of radiotherapy apparatus, using CT scanner to patients head and its peripheral portion
Position, radiotherapy bed body size are scanned, and obtain corresponding three-dimensional data respectively；
(2) three-dimensional modeling: the 3 d scan data of the patients head and its peripheral part that are obtained according to step (1) design face
The rudimentary model of cover body 1 designs the preliminary mould of mounting seat 2 and fixed buckle 3 according to the three-dimensional data of radiotherapy bed body size
Three-dimensional data obtained above is directed respectively into 3D printing software and carries out three-dimensional modeling by type, and not according to making material cost
Together, different machining allowance is designed, eye groove 10 is opened up on the threedimensional model of obtained above-mentioned mask body 1, nose is inhaled
Oxygen mouth 11, oral area oxygen uptake mouth 12；
(3) 3D printing, the detailed process of 3D printing are as follows: will make 3D printing: are carried out according to the threedimensional model that step (2) obtains
Powder material needed for standby mounting seat and fixed buckle is respectively charged into powdering formula laser printing apparatus, is then vacuumized,
When vacuum pressure P≤220Pa, modeled in printing device by the product size of design and start to print, obtain mounting seat and
Rectangle fixture block, is then connected in rectangular recess by fixed buckle, and card adapter plate is passed through clamping groove and is connected under clamping groove
Two sides are held, mounting seat and fixed buckle are fixed, then fixed buckle is fixed in external radiotherapy equipment, will be prepared
Powder material needed for mask body is respectively charged into powdering formula laser printing apparatus, carries out 3D printing by above-mentioned steps；
(4) it is surface-treated: taking the acceleration electronics that energy level is 8-10MeV to reticular structure or frame that step (3) is printed
The sample of frame structure carries out surface and carries out radiation cleaning sterilization processing.
Further, the laser power of the laser printing apparatus in the step (3) is 40-450W, scanning speed 40-
350mm/s, lasing beam diameter are 45-330 μm, print every layer of powdering with a thickness of 4-105 μm, by control parameters above-mentioned
In the range of numerical value, guarantee that the indices of the radiotherapy mask of preparation meet radiotherapy requirement.
Further, when the acceleration electronics carries out radio sterilization to sample surfaces, radiation temperature is 35-45 DEG C, irradiation
Time is 25-30min.
Further, the mask after surface treatment is put into supersonic wave cleaning machine, using acetone soln to sample table
Face carries out cleaning 10min-20min, and the sample after cleaning is then put into deionized water and rinses 30min, is finally putting into baking oven
Drying is avoiding germ from invading patient, is increasing the same of the state of an illness of patient to further surface removal of impurities is carried out after mask sterilization
When, moreover it is possible to avoid impurity effect radiotherapeutic effect.
The beneficial effects of the present invention are: a kind of high-elastic ventilative radiotherapy mask and its system based on 3D printing provided by the invention
Method is made, compared with prior art, eye groove, nose oxygen uptake mouth, oral area oxygen uptake mouth are offered in mask body of the invention,
The oxygen uptake requirement for meeting patient, because of sense of discomfort caused by unsmooth breath when can eliminate patient's radiotherapy；The shape of mask body with
Patient's face mask matches, and the positioning accuracy of patients head when increasing radiotherapy increases radiotherapeutic effect；Mask body passes through clamping
Fixing piece connects with fixing buckle board, and fixed buckle is connect with external radiotherapy equipment, so that mask body positions firm, Huan Zhetou
Portion is not susceptible to move；To further surface removal of impurities is carried out after mask sterilization, is avoiding germ from invading patient, increasing patient's
While the state of an illness, moreover it is possible to avoid impurity effect radiotherapeutic effect；The present invention has the advantages that stationarity is good, radiotherapeutic effect is good, is suitble to
Large-scale popularization.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of netted mask body of the invention；
Fig. 2 is the structural schematic diagram of frame-shaped mask body of the invention；
Fig. 3 is the structural schematic diagram of mounting seat of the invention；
Fig. 4 is the structural schematic diagram of fixation buckle of the invention；
Fig. 5 is the structural schematic diagram for connecting and fixing part of the invention.
Wherein, 1- mask body, 10- eye groove, 11- nose oxygen uptake mouth, 12- oral area oxygen uptake mouth, 13- soft silica gel circle,
2- mounting seat, 20- neck placing groove one, 21- mounting hole one, 22- rectangular recess, 23- connect and fix part, 230- fixed frame,
231- connecting column, 232- card adapter plate, 2320- sliding cylinder, 3- fixed buckle, 30- rectangle fixture block, 31- neck placing groove two, 32-
Clamping groove, 33- mounting hole two.
Specific embodiment
Technical solution of the present invention is further discussed in detail with reference to embodiments, but protection scope of the present invention
It is not limited thereto.
Embodiment 1
As shown in Figure 1, a kind of high-elastic ventilative radiotherapy mask based on 3D printing, main includes the mask body of fitting face
1, mounting seat 2, fixed buckle 3, mask body 1 are reticular structure, and mask body 1 is equipped with the eye being bonded with eyes of patients
Groove 10, mask body 1 are equipped with nose oxygen uptake mouth 11, oral area oxygen uptake mouth 12 for connecting external inhalation device；Bottom is installed
2 sides of seat are equipped with neck placing groove 1, as shown in figure 3, being set in mounting seat 2 there are four mounting hole 1, under mounting seat 2
End face is equipped with rectangular recess 22, and 2 lower end surface of mounting seat and the periphery for being located at rectangular recess 22 are uniformly provided with three and connect and fix
Part 23, as shown in figure 5, connecting and fixing part 23 includes fixed frame 230, connecting column 231, card adapter plate 232, connecting column 231 and fixation
The connection of 230 bottom end two sides of frame, 232 bottom end of card adapter plate are equipped with sliding cylinder 2320, and sliding cylinder 2320 is set in outside connecting column 231, block
There are two fishplate bars 232, and two card adapter plates 232 are symmetrically arranged at 231 left and right ends of connecting column, and two by sliding cylinder 2320 respectively
It is connected between card adapter plate 232 by spring, the upper surface of mounting seat 2 is connect with 1 lower edge of mask body；Fixed buckle 3 is located at
The positive lower end of mounting seat 2, and fixed 3 upper surface of buckle corresponds to and is equipped with rectangle fixture block 30 at rectangular recess 22, as shown in figure 4, solid
Determine 3 side of buckle and correspond to be equipped with neck placing groove 2 31 at neck placing groove 1, fixed 3 upper end of buckle sets that there are three clamping grooves
32, the position that the position of three clamping grooves 32 connects and fixes part 22 with three corresponds, and two card adapter plates 232 can be connected to
The position that mounting hole 1 is corresponded on buckle 3 is fixed equipped with mounting hole 2 33, fixed 3 lower end of buckle in 32 bottom end two sides of clamping groove
Equipped with the catching groove 34 for fixed buckle 3.
A kind of manufacturing method of the high-elastic ventilative radiotherapy mask based on 3D printing, comprising the following steps:
(1) data sampling: patient lies low in the positive lower end of radiotherapy apparatus, utilizes CT scanner scanning patient's head circumference, face length, mouth
Nose eye ear simultaneously obtains corresponding three-dimensional parameter, scans radiotherapy bed body length using CT scanner, and obtain corresponding three-dimensional
Data；
(2) three-dimensional modeling: the 3 d scan data of the patients head and its peripheral part that are obtained according to step (1) design face
The rudimentary model of cover body 1 designs the preliminary mould of mounting seat 2 and fixed buckle 3 according to the three-dimensional data of radiotherapy bed body size
Three-dimensional data obtained above is directed respectively into 3D printing software and carries out three-dimensional modeling by type, and not according to making material cost
Together, the machining allowance of design is 3cm, eye groove 10 is opened up on the threedimensional model of obtained above-mentioned mask body 1, nose is inhaled
Oxygen mouth 11, oral area oxygen uptake mouth 12；
(3) 3D printing, the detailed process of 3D printing are as follows: will make 3D printing: are carried out according to the threedimensional model that step (2) obtains
Powder material needed for standby mounting seat 2 and fixed buckle 3 is respectively charged into powdering formula laser printing apparatus, is then taken out true
Sky is modeled in printing device by the product size of design when vacuum pressure P=220Pa and starts to print, obtain mounting seat
2, with fixed buckle 3, are then connected to rectangle fixture block 30 in rectangular recess 22, and card adapter plate 232 is passed through clamping groove 32 and is blocked
It connects in 32 lower end two sides of clamping groove, mounting seat 2 and fixed buckle 3 is fixed, fixed buckle 3 is then fixed on outside
On radiotherapy apparatus, powder material needed for preparation mask body 1 is respectively charged into powdering formula laser printing apparatus, by above-mentioned
Step carries out 3D printing；
(4) it is surface-treated: taking the acceleration electronics that energy level is 8MeV to reticular structure or frame knot that step (3) is printed
The sample of structure carries out surface and carries out radiation cleaning sterilization processing, when electronics being accelerated to carry out radio sterilization to sample surfaces, radiation temperature
Degree is 35 DEG C, irradiation time 25min.
The laser power of laser printing apparatus in step (3) is 230W, scanning speed 180mm/s, lasing beam diameter
It is 200 μm, prints every layer of powdering with a thickness of 85 μm, through control parameters in the range of above-mentioned numerical value, guarantee preparation
The indices of radiotherapy mask meet radiotherapy requirement.
Embodiment 2
As shown in Fig. 2, a kind of high-elastic ventilative radiotherapy mask based on 3D printing, main includes the mask body of fitting face
1, mounting seat 2, fixed buckle 3, mask body 1 are frame like structure, and mask body 1 is equipped with the eye being bonded with eyes of patients
Groove 10, mask body 1 are equipped with nose oxygen uptake mouth 11, oral area oxygen uptake mouth 12 for connecting external inhalation device；Bottom is installed
2 sides of seat are equipped with neck placing groove 1, as shown in figure 3, being set in mounting seat 2 there are four mounting hole 1, under mounting seat 2
End face is equipped with rectangular recess 22, and 2 lower end surface of mounting seat and the periphery for being located at rectangular recess 22 are uniformly provided with three and connect and fix
Part 23, as shown in figure 5, connecting and fixing part 23 includes fixed frame 230, connecting column 231, card adapter plate 232, connecting column 231 and fixation
The connection of 230 bottom end two sides of frame, 232 bottom end of card adapter plate are equipped with sliding cylinder 2320, and sliding cylinder 2320 is set in outside connecting column 231, block
There are two fishplate bars 232, and two card adapter plates 232 are symmetrically arranged at 231 left and right ends of connecting column, and two by sliding cylinder 2320 respectively
It is connected between card adapter plate 232 by spring, the upper surface of mounting seat 2 is connect with 1 lower edge of mask body；Fixed buckle 3 is located at
The positive lower end of mounting seat 2, and fixed 3 upper surface of buckle corresponds to and is equipped with rectangle fixture block 30 at rectangular recess 22, as shown in figure 4, solid
Determine 3 side of buckle and correspond to be equipped with neck placing groove 2 31 at neck placing groove 1, fixed 3 upper end of buckle sets that there are three clamping grooves
32, the position that the position of three clamping grooves 32 connects and fixes part 22 with three corresponds, and two card adapter plates 232 can be connected to
The position that mounting hole 1 is corresponded on buckle 3 is fixed equipped with mounting hole 2 33, fixed 3 lower end of buckle in 32 bottom end two sides of clamping groove
Equipped with the catching groove 34 for fixed buckle 3.
A kind of manufacturing method of the high-elastic ventilative radiotherapy mask based on 3D printing, comprising the following steps:
(1) data sampling: patient lies low in the positive lower end of radiotherapy apparatus, utilizes CT scanner scanning patient's head circumference, face length, mouth
Nose eye ear simultaneously obtains corresponding three-dimensional parameter, scans radiotherapy bed body length using CT scanner, and obtain corresponding three-dimensional
Data；
(2) three-dimensional modeling: the 3 d scan data of the patients head and its peripheral part that are obtained according to step (1) design face
The rudimentary model of cover body 1 designs the preliminary mould of mounting seat 2 and fixed buckle 3 according to the three-dimensional data of radiotherapy bed body size
Three-dimensional data obtained above is directed respectively into 3D printing software and carries out three-dimensional modeling by type, and not according to making material cost
Together, the machining allowance of design is 3cm, eye groove 10 is opened up on the threedimensional model of obtained above-mentioned mask body 1, nose is inhaled
Oxygen mouth 11, oral area oxygen uptake mouth 12；
(3) 3D printing, the detailed process of 3D printing are as follows: will make 3D printing: are carried out according to the threedimensional model that step (2) obtains
Powder material needed for standby mounting seat 2 and fixed buckle 3 is respectively charged into powdering formula laser printing apparatus, is then taken out true
Sky is modeled in printing device by the product size of design when vacuum pressure P=220Pa and starts to print, obtain mounting seat
2, with fixed buckle 3, are then connected to rectangle fixture block 30 in rectangular recess 22, and card adapter plate 232 is passed through clamping groove 32 and is blocked
It connects in 32 lower end two sides of clamping groove, mounting seat 2 and fixed buckle 3 is fixed, fixed buckle 3 is then fixed on outside
On radiotherapy apparatus, powder material needed for preparation mask body 1 is respectively charged into powdering formula laser printing apparatus, by above-mentioned
Step carries out 3D printing；
(4) it is surface-treated: taking the acceleration electronics that energy level is 10MeV to reticular structure or frame that step (3) is printed
The sample of structure carries out surface and carries out radiation cleaning sterilization processing, when electronics being accelerated to carry out radio sterilization to sample surfaces, radiation
Temperature is 45 DEG C, irradiation time 30min.
The laser power of laser printing apparatus in step (3) is 230W, scanning speed 180mm/s, lasing beam diameter
It is 200 μm, prints every layer of powdering with a thickness of 85 μm, through control parameters in the range of above-mentioned numerical value, guarantee preparation
The indices of radiotherapy mask meet radiotherapy requirement.
Mask after surface treatment is put into supersonic wave cleaning machine, sample surfaces are cleaned using acetone soln
Then sample after cleaning is put into deionized water and rinses 30min, is finally putting into baking oven and dry, to mask by 10min-20min
Further surface removal of impurities is carried out after sterilization, is avoiding germ from invading patient, while increasing the state of an illness of patient, moreover it is possible to avoid miscellaneous
Matter influences radiotherapeutic effect.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (5)
1. a kind of high-elastic ventilative radiotherapy mask based on 3D printing, which is characterized in that main includes the mask body of fitting face
(1), mounting seat (2), fixed buckle (3), the mask body (1) are reticular structure or frame structure, in mask body (1)
Equipped with the eye groove (10) being bonded with eyes of patients, mask body (1) is equipped with the nose for connecting external inhalation device
Oxygen uptake mouth (11), oral area oxygen uptake mouth (12)；Mounting seat (2) side is equipped with neck placing groove one (20), mounting seat (2)
Be equipped with multiple mounting holes one (21), mounting seat (2) lower end surface be equipped with rectangular recess (22), mounting seat (2) lower end surface and
Positioned at the periphery of rectangular recess (22) be uniformly provided with it is multiple connect and fix part (23), the part (23) that connects and fixes includes fixed frame
(230), connecting column (231), card adapter plate (232), the connecting column (231) connect with the fixed frame (230) bottom end two sides, institute
Card adapter plate (232) bottom end is stated equipped with sliding cylinder (2320), the sliding cylinder (2320) is set in connecting column (231) outside, card adapter plate
(232) there are two, two card adapter plates (232) are symmetrically arranged at connecting column (231) left and right ends by sliding cylinder (2320) respectively, and
It is connected between two card adapter plates (232) by spring, the upper surface of mounting seat (2) is connect with mask body (1) lower edge；It is described
Fixed buckle (3) are located at mounting seat (2) positive lower end, and fixed buckle (3) upper surface corresponds to and is equipped with square at rectangular recess (22)
Shape fixture block (30), fixed buckle (3) side correspond to and are equipped with neck placing groove two (31) at neck placing groove one (20), fixed buckle
(3) upper end is equipped with multiple clamping grooves (32), and the position of multiple clamping grooves (32) and multiple positions for connecting and fixing part (22) are one by one
It is corresponding, and two card adapter plates (232) can be connected to clamping groove (32) bottom end two sides, correspond to mounting hole one on fixed buckle (3)
(21) position is equipped with mounting hole two (33), and fixed buckle (3) lower end is equipped with the catching groove (34) for fixed buckle (3).
2. a kind of high-elastic ventilative radiotherapy mask based on 3D printing according to claim 1, which is characterized in that the eye
Groove (10), nose oxygen uptake mouth (11), oral area oxygen uptake mouth (12) inside are respectively equipped with soft silica gel circle (13).
3. a kind of manufacturing method of the high-elastic ventilative radiotherapy mask based on 3D printing, which comprises the following steps:
(1) data sampling: patient lies low in the positive lower end of radiotherapy apparatus, using CT scanner to patients head and its peripheral part,
Radiotherapy bed body size is scanned, and obtains corresponding three-dimensional data respectively；
(2) three-dimensional modeling: the 3 d scan data of the patients head and its peripheral part that are obtained according to step (1) design mask sheet
The rudimentary model of body (1) designs the preliminary of mounting seat (2) and fixed buckle (3) according to the three-dimensional data of radiotherapy bed body size
Three-dimensional data obtained above is directed respectively into 3D printing software and carries out three-dimensional modeling by model, and according to making material cost
Difference designs different machining allowance, opened up on the threedimensional model of obtained above-mentioned mask body (1) eye groove (10),
Nose oxygen uptake mouth (11), oral area oxygen uptake mouth (12)；
(3) 3D printing: 3D printing, the detailed process of 3D printing are carried out according to the threedimensional model that step (2) obtains are as follows: pacify preparation
Powder material needed for dress pedestal (2) and fixed buckle (3) is respectively charged into powdering formula laser printing apparatus, is then taken out true
Sky is modeled in printing device by the product size of design when vacuum pressure P≤220Pa and starts to print, obtain mounting seat
(2) and it is fixed buckle (3), then rectangle fixture block (30) is connected in rectangular recess (22), and card adapter plate (232) are passed through into card
Access slot (32) is simultaneously connected to clamping groove (32) lower end two sides, and mounting seat (2) and fixed buckle (3) are fixed, and then will
Fixed buckle (3) are fixed in external radiotherapy equipment, and powder material needed for preparation mask body (1) is respectively charged into powdering
In formula laser printing apparatus, 3D printing is carried out by above-mentioned steps；
(4) it is surface-treated: taking the acceleration electronics that energy level is 8-10MeV to reticular structure or frame knot that step (3) is printed
The sample of structure carries out surface and carries out radiation cleaning sterilization processing.
4. a kind of manufacturing method of high-elastic ventilative radiotherapy mask based on 3D printing according to claim 3, feature exist
In the laser power of the laser printing apparatus in the step (3) is 40-450W, scanning speed 40-350mm/s, laser beam
Diameter is 45-330 μm, prints every layer of powdering with a thickness of 4-105 μm.
5. a kind of manufacturing method of high-elastic ventilative radiotherapy mask based on 3D printing according to claim 3, the acceleration
When electronics carries out radio sterilization to sample surfaces, radiation temperature is 35-45 DEG C, irradiation time 25-30min.
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| CN201910394353.7A CN110124212A (en) | 2019-05-13 | 2019-05-13 | A kind of high-elastic ventilative radiotherapy mask and its manufacturing method based on 3D printing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575623A (en) * | 2019-08-28 | 2019-12-17 | 广州普天云健康科技发展有限公司 | 3D printing-based headrest implementation method and device |
| CN110694185A (en) * | 2019-08-28 | 2020-01-17 | 广州普天云健康科技发展有限公司 | Method and device for realizing positioning film based on 3D printing |
| CN112138287A (en) * | 2020-07-24 | 2020-12-29 | 西安交通大学 | Positioning head die for gamma knife operation and three-dimensional imaging and forming system |
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| CN110694185A (en) * | 2019-08-28 | 2020-01-17 | 广州普天云健康科技发展有限公司 | Method and device for realizing positioning film based on 3D printing |
| CN112138287A (en) * | 2020-07-24 | 2020-12-29 | 西安交通大学 | Positioning head die for gamma knife operation and three-dimensional imaging and forming system |
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