orthovoltage

orthovoltage

 [or´tho-vōl″taj]
in radiation therapy, voltage in the range of 140 to 400 kilovolts, as contrasted to supervoltage and megavoltage.

or·tho·vol·tage

(ōr'thō-vōl'tăj),
In radiation therapy, a term for voltage between 400 and 600 kV.

orthovoltage

/or·tho·vol·tage/ (or´tho-vōl″taj) in radiotherapy, voltage in the range of 140 to 400 kilovolts, as contrasted to supervoltage and megavoltage.

orthovoltage

[-vōl′tij]
Etymology: Gk, orthos, straight; Count Alessandro Volta
the energy range of 100 to 350 kiloelectron volts supplied by some x-ray generators used for radiation therapy. Such generators have been replaced in many health facilities by equipment that operates in the megaelectron volt range. See also volt.

orthovoltage

in radiation therapy, voltage in the range of 140 to 400 kV.
References in periodicals archive ?
Treatments such as superficial and orthovoltage X-rays (photons) therapy, brachytherapy ([sz]-rays using phosphorus-32[sup][22]/strontium-90, a-rays using cobalt-60[sup][25]/iridium-192),[sup][30] and electron beam ([sz]-rays)[sup][36] were all proven to be helpful, even at different levels, suggesting a great improvement in postoperative irradiation protocols happened in last few decades.
In a similar case, orthovoltage x-rays, a type of external beam radiation therapy, was used for treatment of a periorbital lymphoreticular mass in a young African grey parrot.
Use of an orthovoltage X-ray treatment unit as a radiation research system in a small-animal cancer model," Journal of Experimental & Clinical Cancer Research, vol.
Contract notice: T2407 Orthovoltage Equipment Guy~s Cancer Centre.
Peyronie's disease: A study of its natural history and treatment with orthovoltage radiotherapy.
For TI and early T2 lesions, radiation therapy can be delivered by a combination of external beam orthovoltage therapy, or electron beam therapy, and interstitial implant without significant radiation complications.
Bone sarcoma following orthovoltage radiotherapy in two dogs.
The striking architectural form of the Centre houses carefully planned, complex medical technologies including linear accelerators, computed tomography scanners, and an orthovoltage machine.
The calibration factor per batch was obtained by irradiating 7 TLDs in a 100 kV orthovoltage beam that had been calibrated against a secondary standard dosimeter.
Orthovoltage radiotherapy of canine transmissible venereal tumors.
In the frail elderly patient with superficial lesions in the lower third of the rectum endocavity radiation with orthovoltage applicators or high-dose-rate brachytherapy give equivalent results to local excision (96% for T1 tumours, 86% for T2).