Gamma knife definition

Gamma knife means a special stereotactic radiosurgery unit consisting of multiple cobalt sources all simultaneously focused to irradiate cancer or other neoplasms in the brain or cerebrovascular system abnormalities.
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Gamma knife means a dedicated device for stereotactic radiosurgery which employs multiple cobalt-60 sealed radiation sources aimed at a single isocenter. The gamma knife may also be used to perform stereotactic radiotherapy.
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Gamma knife means equipment Gamma knife. – Equipment which emits photon beams from a stationary radioactive cobalt source to treat lesions deep within the brain and is one type of stereotactic radiosurgery.
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Examples of Gamma knife in a sentence

  • Gamma knife radiosurgery as a single treatment modality for large cerebral arteriovenous malformations.

  • The RGS Orbiter has one major competitor, a Swedish company named Elekta, which manufactures the Gamma knife.

  • Canada has recently seen a flourish of SRS centres, including the addition of two Gamma knife unitsTM.The individual numbers and years of experience of the Canadian experience is relatively small in comparison to other international sites.

  • Installation of proprietary contract equipment such as Gamma knife, MRI, Magnetic scanners.

  • Daamen (1996) Gamma knife pallidotomy in advanced Parkinson’s disease.

  • The charges for the following approved medical items are also covered.• Intravascular electrodes used for electrophysiological procedures• Percutaneous transluminal coronary angioplasty (PTCA) balloons• Intra-aortic balloons (or balloon catheters) e Gamma knife and novalis radiosurgeryCovers gamma knife and novalis radiosurgery carried out on the insured.

  • In this study we have evaluated volumetric modulated arc therapy (VMAT) for the treatment of these lesions (AS) with HSRT.Initially stereotactic treatment was delivered using X-knife (cones and micro multi leaf collimators) and Gamma knife, which consumes more treatment time (Abacioglu et al., 2014).

  • Gamma knife stereotactic radiosurgery for drug resistant or intolerant invasive prolactinomas.

  • Gamma knife radiosurgery for skull base meningioma: long-term results of low-dose treatment.

  • Gamma knife thalamotomy for movement disorders: evaluation of the thalamic lesion and clinical results.


More Definitions of Gamma knife

Gamma knife means the Leksell Gamma Knife, as such term is defined in the LGK Purchase Agreement.
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Gamma knife in clauses A through H, inclusive, of Paragraph 3.9 of the Operating Agreement shall mean and be deemed to refer to the Equipment.
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