VORRICHTUNG UND VERFAHREN ZUR REDUZIERUNG DER STRAHLAUFWEITUNG EINER STRAHLUNG
The radiotherapy installation has a spray head (20) and a bellow (33) arranged in a spray head in beam direction. The bellow is filled with gas or gas mixture of helium. A length of the bellow is changed in beam direction. Two Kapton(RTM: polyimide film) films (35) are formed on both front sides of...
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| Format: | Patent |
| Sprache: | ger |
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| Zusammenfassung: | The radiotherapy installation has a spray head (20) and a bellow (33) arranged in a spray head in beam direction. The bellow is filled with gas or gas mixture of helium. A length of the bellow is changed in beam direction. Two Kapton(RTM: polyimide film) films (35) are formed on both front sides of the bellow. An independent claim is included for a method for reducing the beam expansion of a radiotherapy installation. |
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