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Method for preventing restenosis using balloons filled with radioactive material

Summary: Judah Z. Weinberger, M.D.,Ph.D.

Technology Benefits: Increased efficacy of radiation therapy in luminal structures.Less radioisotopes necessary for treatment. Patent information:Patent Issued (WO/2000/054836)Tech Ventures Reference: IR 853

Technology Application: Allows for targeted emission of radioisotopes in narrow vessels. Prevents restenosis after stent implantation.Treatment of diseases of other luminal structures, such as gastrointestinal tract, biliary tract and respiratory tract.

Detailed Technology Description: Judah Z. Weinberger, M.D.,Ph.D.

*Abstract: None

*Inquiry: Jerry KokoshkaColumbia Technology VenturesTel: (212) 854-8444Email: TechTransfer@columbia.edu

*IR: 853

*Principal Investigator

*Publications: C.S. Wuu, P. Schiff, M.J. Maryanski, T. Liu, S. Borzillary, J. Weinberger. Dosimetry study of Re-188 liquid balloon for intravascular brachytherapy using polymer gel dosimeters and laser-beam optical CT scanner. Med Phys, Vol 30, Issue 2, Feb. 2003, pp.132-137.X. Qu, J. Weinberger. Deposition of 90YPO4 and 144CePO4 radioisotopes on polymer surfaces for radiation delivery devices. J Biomed Mat Res, Vol 63, Issue 2, Jan. 2002, pp. 98-105.

*Web Links: Patent number: US20020055709

Country/Region: USA

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