CN104225808A - Individual near-distance treatment source applicator and manufacturing method thereof - Google Patents
Individual near-distance treatment source applicator and manufacturing method thereof Download PDFInfo
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- CN104225808A CN104225808A CN201410515883.XA CN201410515883A CN104225808A CN 104225808 A CN104225808 A CN 104225808A CN 201410515883 A CN201410515883 A CN 201410515883A CN 104225808 A CN104225808 A CN 104225808A
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Abstract
The invention discloses an individual near-distance treatment source applicator and a manufacturing method thereof and belongs to the field of medical apparatus and instruments. The individual near-distance treatment source applicator comprises a source applicator tube. Source applicator line ducts which are axially communicated to two ends of the source applicator tube are formed in the annular end face of the source applicator tube. Two ends of the source applicator tube are a focus treatment end and a fixing end respectively. The focus treatment end is connected with an individual planting sleeve which allows the source applicator line ducts to be exposed and is matched with a focus. The source applicator has the advantages that the source applicator is matched with the height of the anatomical contour of the vagina, the fornix and the like of an individual patient and can closely attach to the focus area, the source applicator can have a plurality of source applicator line ducts, the positions of the source applicator line ducts can be adjusted according to the growing positions, sizes and shapes of tumors, and individual near-distance radiotherapy is achieved.
Description
Technical field
The present invention relates to medical instruments field, in particular to a kind of individuation close-range treatment apparatus for wave-energy source and preparation method thereof.
Background technology
Three-dimensional intracavitary brachytherapy is radiocurable a kind of form, emission source can be positioned over accurately within malignant tumor or near, high-energy ray is utilized to kill and wound tumor cell, there is direct killing tumor, therapeutic effect is good, relapse rate is low advantage, be widely used in the treatment of clinical tumor.
Carry out the apparatus for wave-energy source that this radiation therapy technology mainly relies at present to be difficult to well reside in affected area, the diameter of its configuration is also limited, can not well and the focus of patient be close to, certain distance is had with focal zone, well can not carry out radiotherapy, the exit dose arriving focus when distant weakens, have a strong impact on radiotherapeutic effect, cause tumor recurrence, enough exit doses are accepted for enabling focus, just must increase the dosage of radioactive source, the normal skin tissue near focus can be caused again thus to be subject to excessive radiation and damaged, cause radioactivity early complication.
Summary of the invention
The object of the present invention is to provide a kind of can agreeing with from the focal area profile elevations h of different patient, individuation close-range treatment apparatus for wave-energy source realizing precise radiotherapy and preparation method thereof, to solve the problem.
For realizing the object of the invention, the technical scheme adopted is: a kind of individuation close-range treatment apparatus for wave-energy source, comprise the supply radiator duct of hollow, the annular end face of supply radiator duct offers the axially through string holes road, source of executing to supply radiator duct two ends, the two ends of supply radiator duct are respectively focus treatment end and stiff end, and focus treatment end is connected with and makes to execute string holes road, source and expose and the individuation transplanting cover matched with focus.
The string holes road, source of executing of relevant position and quantity can be set according to the focus of different patient, by arranging individuation transplanting cover to different focuses coupling, make apparatus for wave-energy source well can be close to focus and carrying out good radiotherapy.
Further, described individuation transplanting cover also offers axially through string holes road, source of executing.
Be close to focus because individuation transplanting cover and focus match, and then put also to offer by individuation transplanting and execute string holes road, source more accurate radiotherapy is carried out to focal area.
Further, described individuation transplanting cover and supply radiator duct are the parts that 3D prints.
The focus three-dimensional data of patient is obtained like this by CT scan, the threedimensional model of individuation transplanting cover is produced by reverse modeling technology, individuation transplanting cover is printed again with 3D printer, the individuation transplanting cover made like this can agree with the focus profile elevations h of sufferer, and by such rapid shaping can not only with focus matched, efficiency is also higher.
Further, the focus of described individuation transplanting cover and supply radiator duct is treated and is held clamping.Described string holes road, source of executing is that multiple and along supply radiator duct circumference is uniformly distributed.
Further, the stiff end of described supply radiator duct is connected with and the fixture executed string holes road, source and communicate.Fixed by fixture and source line will be executed and introduce to be filled to and execute in string holes road, source.
Further, fixture is the taper cone barrel of hollow, it comprise the link that is connected with supply radiator duct and introduce execute source line enter source stiff end, the end face entering source stiff end offers and axial enters source aperture, the outer wall of taper cone barrel offer with described enter the bolt locking holes that communicates of source aperture.
Executing source line from entering after source aperture penetrates, loading bolt and nut by the bolt locking holes of outer wall, compressing and execute source line, avoid the movement executing source line in Patients During Radiotherapy.Described enter source aperture can be set to multiple and along taper cone barrel circumference and be uniformly distributed.
The groove-like scale of axial arranging can be provided with at supply radiator duct outer wall.Convenient observation controls the degree of depth that apparatus for wave-energy source enters arrival focal area in patient body.
Present invention also offers a kind of manufacture method of individuation close-range treatment apparatus for wave-energy source, comprise following content: the focal area of A. scan patients, obtain the three-dimensional data of patient's focus; B. according to the three-dimensional data of focus, each parts of apparatus for wave-energy source are printed with 3D printer.
Further, described content B comprises: first according to the three-dimensional data of focus, set up the threedimensional model of apparatus for wave-energy source by reverse modeling technology; Each parts of apparatus for wave-energy source are printed again according to described threedimensional model 3D printer.
Further, each parts of apparatus for wave-energy source described in content B comprise the individuation transplanting cover, supply radiator duct and the fixture that connect successively; Three-dimensional data first according to focus during printing prints the individuation transplanting cover matched with focus; Then supply radiator duct is printed according to individuation transplanting cover; Fixture is printed again according to supply radiator duct.
Further, after 3D printer prints each parts of apparatus for wave-energy source, clamping is overlapped in one end of supply radiator duct and individuation transplanting, the other end of supply radiator duct is connected with fixture bolt.
The invention has the beneficial effects as follows, the three-dimensional data of patient's focus is obtained by CT scan, then reverse modeling carrys out 3D and prints apparatus for wave-energy source, the apparatus for wave-energy source printed and corresponding individual patient vagina, fornix and the anatomical contours high fit such as tumor's profiles, tumor impression, can be close to focal area, the individuation transplanting cover of apparatus for wave-energy source focus treatment end can organize transplanting to high-risk by the huge piece of property of patient, eccentricity focus, palace.And string holes road, source can be executed with multiple, and the position of executing string holes road, source can be adjusted according to tumor growth position, size, shape, realize the plesioradiotherapy of individuation, significantly can reduce the radioactive dose of the important normal organs such as bladder, rectum, sigmoid colon, about 30% is reduced than adopting the radioactive dose of traditional general apparatus for wave-energy source, radioactivity acute toxic reaction declines about 50%, improves further local tumor control rate and survival rate and reduces normal tissue injury.
Accompanying drawing explanation
Fig. 1 is the front view of individuation close-range treatment apparatus for wave-energy source provided by the invention;
Fig. 2 is the structural representation of supply radiator duct provided by the invention;
Fig. 3 is the structural representation of individuation transplanting provided by the invention cover;
Fig. 4 is the structural representation of fixture provided by the invention.
Detailed description of the invention
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Fig. 1 to Fig. 4 shows the individuation close-range treatment apparatus for wave-energy source being preferred for treating gynecological tumor provided by the invention, comprise the supply radiator duct 1 of hollow, the annular end face of supply radiator duct 1 offers the axially through string holes road, source of executing 3 to supply radiator duct 1 two ends, the two ends of supply radiator duct 1 are respectively focus treatment end 11 and stiff end 12, and focus treatment end 11 is connected with and makes to execute string holes road, source 3 and expose and overlap 2 with the individuation transplanting that focus matches.As shown in Figure 3, its concrete shape can according to different focus relative set for individuation transplanting cover 2.
Individuation transplanting cover 2 treats end 11 clamping with the focus of supply radiator duct 1.Individuation transplanting cover 2 also offers axially through string holes road, source of executing 3.
Supply radiator duct 1 outer wall is provided with the groove-like scale 5 of axial arranging.The stiff end 12 of supply radiator duct 1 is connected with and the fixture executed string holes road, source 3 and communicate, it is the taper cone barrel 4 of hollow, comprise the link that is connected with supply radiator duct 1 and introduce execute source line enter source stiff end, the end face entering source stiff end offers and axial enters source aperture 43, entering source aperture 43 is that multiple and along taper cone barrel 4 circumference is uniformly distributed, the outer wall of taper cone barrel 4 offers and the bolt locking holes 44 entering source aperture 43 and communicate, bolt locking holes 44 with enter source aperture 43 one_to_one corresponding.Taper cone barrel 4 outer wall is provided with clamp clip 42, fixture to be fixed on radiotherapy apparatus by this clamp clip 42.Individuation transplanting cover 2, supply radiator duct 1 and taper cone barrel 4 are 3D and print rapid shaping.
In order to introduce in the string holes road, source of executing 3 of individuation transplanting cover 2 by executing source line from fixture, evenly offer opening 41 in cones wall circumference, to draw by opening 41 from entering source of executing line that source aperture 43 passes and to penetrate the string holes road, source of executing 3 in the individuation transplanting cover 2 of focus treatment end 11.
The present embodiment additionally provides a kind of manufacture method of individuation close-range treatment apparatus for wave-energy source, comprises following content: the focal area of A. scan patients, obtains the three-dimensional data of patient's focus; B. according to the three-dimensional data of focus, each parts of apparatus for wave-energy source are printed with 3D printer.Content B can comprise again: first according to the three-dimensional data of focus, set up the threedimensional model of apparatus for wave-energy source by reverse modeling technology; Each parts of apparatus for wave-energy source are printed again according to threedimensional model 3D printer.After printing, each parts are assembled and forms apparatus for wave-energy source entirety.
Print above-mentioned there is the individuation close-range treatment apparatus for wave-energy source of individuation transplanting cover, supply radiator duct and fixture time, first print the individuation transplanting cover matched with focus according to the three-dimensional data of focus; Then supply radiator duct is printed according to individuation transplanting cover; Print fixture according to supply radiator duct again, finally clamping is overlapped in one end of supply radiator duct and individuation transplanting, the other end of supply radiator duct is connected with fixture bolt.
When this apparatus for wave-energy source adopting the method to make, obtained the focus three-dimensional data of sufferer by CT scan before treatment, the threedimensional model of individuation transplanting cover 2 is produced by reverse modeling technology, print individuation transplanting cover 2 with 3D printer again, such individuation transplanting cover 2 agrees with the focus profile elevations h of sufferer; According to the distributing position of the tumor of sufferer, determine the position of executing string holes road, source 3, make position and the patient tumors location matches of executing string holes road, source 3, realize the accurate tumour radiotherapy of high dose, specifically can be multiple and along supply radiator duct 1 circumference and be uniformly distributed.
When carrying out radiotherapy, supply radiator duct 1 is connected and fixed by the fixed muffle in fixture and clamp nut, and the internal diameter of individuation transplanting cover 2 is than the external diameter of supply radiator duct 1 little 0.5mm realization clamping; Enter source aperture 43 by what execute that source line enters source stiff end through taper cone barrel 4, then will execute source line through executing string holes road, source 3, the focus entering supply radiator duct 1 treats end 11; When the source line of executing has arrived tram, be torqued into bolt by the clamp nut installed in bolt locking holes on taper cone barrel 4 44, compressed and execute source line, thus fixedly execute the position of source line, prevent from executing the movement in string holes road, Xian Shi source, source 3; The apparatus for wave-energy source connected is inserted into patient focal area along vagina, the degree of depth that apparatus for wave-energy source enters is determined by scale 5, source of the executing line executed in string holes road, source 3 is made to be positioned at focal area accurately, namely the high dose radiation of focal area is achieved, turn avoid normal structure organ and be subject to excessive radiation and damaged, cause reflexive early complication.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an individuation close-range treatment apparatus for wave-energy source, comprise the supply radiator duct of hollow, it is characterized in that, the annular end face of supply radiator duct offers the axially through string holes road, source of executing to supply radiator duct two ends, the two ends of supply radiator duct are respectively focus treatment end and stiff end, and focus treatment end is connected with and makes to execute string holes road, source and expose and the individuation transplanting cover matched with focus.
2. individuation close-range treatment apparatus for wave-energy source according to claim 1, is characterized in that, described individuation transplanting cover also offers axially through string holes road, source of executing.
3. individuation close-range treatment apparatus for wave-energy source according to claim 1, is characterized in that, described individuation transplanting cover and supply radiator duct are the parts that 3D prints.
4. individuation close-range treatment apparatus for wave-energy source according to claim 1, is characterized in that, the focus of described individuation transplanting cover and supply radiator duct is treated and held clamping, described in execute string holes road, source be that multiple and along supply radiator duct circumference is uniformly distributed.
5. individuation close-range treatment apparatus for wave-energy source according to claim 1, is characterized in that, the stiff end of described supply radiator duct is connected with and the fixture executed string holes road, source and communicate.
6. individuation close-range treatment apparatus for wave-energy source according to claim 5, it is characterized in that, fixture is the taper cone barrel of hollow, it comprise the link that is connected with supply radiator duct and introduce execute source line enter source stiff end, the end face entering source stiff end offers and axial enters source aperture, the outer wall of taper cone barrel offer with described enter the bolt locking holes that communicates of source aperture.
7. a manufacture method for individuation close-range treatment apparatus for wave-energy source, is characterized in that, comprises following content: the focal area of A. scan patients, obtains the three-dimensional data of patient's focus; B. according to the three-dimensional data of focus, each parts of apparatus for wave-energy source are printed with 3D printer.
8. the manufacture method of individuation close-range treatment apparatus for wave-energy source according to claim 1, it is characterized in that, described content B comprises: first according to the three-dimensional data of focus, set up the threedimensional model of apparatus for wave-energy source by reverse modeling technology; Each parts of apparatus for wave-energy source are printed again according to described threedimensional model 3D printer.
9. the manufacture method of individuation close-range treatment apparatus for wave-energy source according to claim 1, is characterized in that, each parts of apparatus for wave-energy source described in content B comprise the individuation transplanting cover, supply radiator duct and the fixture that connect successively; Three-dimensional data first according to focus during printing prints the individuation transplanting cover matched with focus; Then supply radiator duct is printed according to individuation transplanting cover; Fixture is printed again according to supply radiator duct.
10. the manufacture method of individuation close-range treatment apparatus for wave-energy source according to claim 1, it is characterized in that, after 3D printer prints each parts of apparatus for wave-energy source, clamping is overlapped in one end of supply radiator duct and individuation transplanting, the other end of supply radiator duct is connected with fixture bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410515883.XA CN104225808A (en) | 2014-09-30 | 2014-09-30 | Individual near-distance treatment source applicator and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410515883.XA CN104225808A (en) | 2014-09-30 | 2014-09-30 | Individual near-distance treatment source applicator and manufacturing method thereof |
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| CN104225808A true CN104225808A (en) | 2014-12-24 |
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| CN201410515883.XA Pending CN104225808A (en) | 2014-09-30 | 2014-09-30 | Individual near-distance treatment source applicator and manufacturing method thereof |
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Cited By (4)
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| CN105148390A (en) * | 2015-07-30 | 2015-12-16 | 泸州医学院附属医院 | Source applicator design method |
| CN106267568A (en) * | 2015-06-01 | 2017-01-04 | 宋玲琴 | Cervical cancer internal-radiation therapy device |
| CN108452444A (en) * | 2018-03-12 | 2018-08-28 | 汤轶强 | The method and its application method of source applicator after nasopharyngeal carcinoma are printed using 3D printer |
| CN111569275A (en) * | 2020-03-31 | 2020-08-25 | 中国医学科学院北京协和医院 | Nested inserting needle source applicator |
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| CN101143240A (en) * | 2006-09-11 | 2008-03-19 | 中国人民解放军第三军医大学第三附属医院 | After-loading radiotherapy applicator in rectum and vaginal cavity |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106267568A (en) * | 2015-06-01 | 2017-01-04 | 宋玲琴 | Cervical cancer internal-radiation therapy device |
| CN106267568B (en) * | 2015-06-01 | 2019-10-22 | 宋玲琴 | Cervical carcinoma internal-radiation therapy device |
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| CN108452444A (en) * | 2018-03-12 | 2018-08-28 | 汤轶强 | The method and its application method of source applicator after nasopharyngeal carcinoma are printed using 3D printer |
| CN111569275A (en) * | 2020-03-31 | 2020-08-25 | 中国医学科学院北京协和医院 | Nested inserting needle source applicator |
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| CB03 | Change of inventor or designer information |
Inventor after: Liao Xianhong Inventor after: Lei Bin Inventor after: Fan Zixuan Inventor before: Liao Xianhong Inventor before: Lei Bin Inventor before: Xiao Geyang |
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Application publication date: 20141224 |