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ALUMINUM REMOVAL BY CHELATORS IMMOBILIZED IN HOLLOW FIBER

Award Information
Agency: Department of Health and Human Services
Branch: N/A
Contract: N/A
Agency Tracking Number: 7325
Amount: $500,000.00
Phase: Phase II
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1989
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
143 Windsor Avenue
Buffalo, NY 14209
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 Clara M Ambrus Md Phd
 (716) 883-8382
Business Contact
Phone: () -
Research Institution
N/A
Abstract

HEMEX, INC. HAS DEVELOPED A HOLLOW FIBER DEVICE WITH IMMOBILIZED CHELATORS FOR THE EXTRACORPOREAL REMOVAL OF TOXIC METALS FROM BLOOD, SPECIFICALLY ALUMINUM (A1). THIS DEVICE, SIMILAR TO A HEMODIALYSIS CARTRIDGE, IS A NOVEL APPROACH TO DETOXIFICATION, WITH UNIQUE ADVANTAGES OVER EXISTING TREATMENTS: (1) THE IMMOBILIZED CHELATOR DOES NOT ENTER THE BLOOD, MINIMIZING THE DANGER OF TOXICITY; (2) THE DEVICE FUNCTIONS WITH EFFICIENCY DUE TO THE LARGE CONCENTRATION OF CHELATOR AND EXTENSIVE CONTACT AREA AND IS SPECIFIC TOWARD A GIVEN METAL ACCORDING TO THE CHELATOR USED; AND (3) BLOOD COMPATIBILITY OF THE HOLLOW FIBERS ASSURES SAFETY OF APPLICATION. THE SAFETY AND EFFICACY OF THE PROPOSED DEVICE ARE PARTICULARLY ATTRACTIVE AS THE CURRENT CHELATOR THERAPY OF AL INTOXICATION HAS POTENTIAL TOXICITY. IN PHASE I, HEMEX, INC. PLANS TO FINALIZE DESIGN OF THE DEVICE BY SELECTING SPECIFIC CHELATORS FOR A1 AND TESTING THEIR EFFICACY IN VITRO, USING BLOOD FROM PATIENTS WITH A1 INTOXICATION. THE MOST EFFECTIVE DEVICE WILL BE FURTHER EVALUATED IN PHASE II IN EXPERIMENTAL ANIMALS TO ASSURE IN VIVO EFFICACY AND SAFETY. THE DEVELOPMENT OF THE OPTIMAL DEVICE WILL LEAD TO AN INVESTIGATIONAL DEVICE EXEMPTION (IDE) AND CLINICAL TESTING IN PATIENTS ON CHRONIC HEMODIALYSIS.

* Information listed above is at the time of submission. *

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