Sentences with phrase «radiation beams»

Tiny ink marks are placed on the patient's skin to guide radiation beams during the upcoming session.

The idea of having a strong dose of radiation beamed at your chest is no one's idea of a good time, but as treatment goes, radiation is relatively painless and side effects are fewer and more manageable than ever before.

Patients in the study all had medical conditions that precluded them from surgery, so they received SBRT, a specialized type of external beam therapy that uses focused radiation beams at a tumor using detailed imaging.

New and innovative technology would use radiation beams to target tumors and leave healthy tissue intact.

Among the advances that have already been made are linear accelerators that generate higher - energy radiation beams, and more versatile patient tables that enable radiation doses to be delivered to the tumor from a variety of angles and directions.

This technique uses powerful pulses of electromagnetic radiation beamed into a person's brain to jam or excite particular brain circuits.

The energy of the non-thermal radiation beam comes from the rotational energy of the pulsar.

IGRT integrates advanced imaging during treatment to help fine - tune the placement of radiation beams.

A tumor that is not localized to one area of the body can not be simply removed with surgery or killed with a focussed radiation beam but it is still probably very accessible through the blood vessels that feed it.

The breath - hold technique allows doctors to monitor a patient's breath for the position that shifts the heart out of the range of the radiation beam.

By modulating the intensity of the radiation beam, IMRT can be used to correct for this and smooth out the dose,» said Dr Coles.

IMRT is highly precise and can «shape» the radiation beam more closely to the cancerous tissue, thus sparing nearby healthy tissue.

What's more, oncologists can program the IMRT machine to deliver these radiation beams with varying levels of intensity, so that the higher toxicity beams are not aimed near healthy tissue.

The special machines used in this technique «shape» the radiation beam more closely to the actual shape of the tumor — sparing healthy surrounding tissue from unnecessary damage.

With IMRT, the radiation beam is broken up into many smaller beams that can be individually adjusted to deliver varying levels of radiation intensity.

This allows the radiation therapists to make sure patients remain in the proper position during radiation therapy and to adjust the radiation beams as needed.

While this offers more flexibility and freedom of movement in how the radiation beam is delivered, this is not necessary for the treatment of prostate cancer.

Day one To start off, you'll be measured so that your radiation oncologist and his technicians will know exactly where to aim the radiation beam and how to calibrate the correct dosage.

The radiation beam turns on and off, zapping the tumor from multiple angles.

The interface allows the linac's multileaf collimator to sculpt the radiation beam to precisely target the tumor being treated.