Gamma Knife
[Brief Introduction]
Gamma Knife is a state-of-the-art instrument that
integrates the sophisticated techniques of medical imaging, stereotactic
location, computerized calculation and customized contouring of
focused high-dose radiation. It pinpoints intracranial lesions 3-dimentionally
in very short time with exquisite accuracy; using computerized dose
planning, it then delivers a highly concentrated dose of radiation
to the target by focusing 201 beams of gamma rays from separate
sources of cobalt60 on the same precise point. In a single procedure
of less than an hour, the lesion is continuously exposed to a high
dose of radiation. The dose is delivered in a manner that conforms
precisely to the location, size and shape of the target, thereby
destroying it while protecting the surrounding normal tissue. The
invention of Gamma Knife allows the surgeon to operate on intracranial
problems without opening the skull, which ushered in a brand-new
branch of medical science-radiosurgery, as well as promoted the
development of neurosurgery.
[Indications]
1) Vascular diseases: arteriovenous malformations
(AVM)
2) Brain tumors: including acoustic neuroma, meningioma,
metastases, hypophysoma, pituitary ameloblastoma, pinealoma, angioblastoma,
trigeminal tumor, chordocarcinoma, glioma, melanoma, etc (preferably
tumors no larger than 3cm in diameter). 
[Contact Us for Details]
1) Shanghai Gamma Knife Hospital
518 Wuzhong Dong Road
Shanghai, China 200233
Tel: 86-21-64389648
Fax:86-21-64385449
E-mail:info@apmg.com.cn
2) Beijing Chung Han Brain Disease Treatment Center
6 Tian Tan West Lane, Chong Wen Men District
Beijing, China 100050
Tel: 86-10-67014234
Fax:86-10-67014234
E-mail: info@apmg.com.cn
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