308 ◾ The Guide to Entrepreneurship: How to Create Wealth for Your Company
e process by which Biomer
R
, Avcothane
R
, Pellethane
R
, and Tecoflex
R
have been shown to
un
dergo in vivo degradation phenomena is known as environmental stress cracking (ESC), or
crocracking. Such microcracking can lead to catastrophic failures in surgically implan
vices because the material weakens and eventually fractures. is ends all functionality of
e device.
PolyMedica scientists have developed a proprietary biostable polyurethane elastomer
ich will not microcrack when used in vivo. is is an important advance which combines
e best attributes of previous polyurethanes and significantly advances polymer chemistry.
PolyMedica polyurethane has ...