DuPont's Renewably-sourced Sorona® EP Polymer Finds Use in DTR's Cervical Biopsy Punch
DTR Medical, among the leading manufacturers of single-use surgical instruments, has specified Sorona® renewably sourced polymer for six components in its new Cervical Rotating Biopsy Punch. This grade is a 15-percent glass filled grade of Sorona® EP providing high strength and stiffness. Further attributes of Sorona® useful in this application include resistance to gamma sterilization and excellent dimensional stability. The Cervical Rotating Biopsy Punch is used to take a tissue sample, on patients undergoing cervical cancer biopsies, for cell analysis by microscopy. The DuPont material, which is supplied with full regulatory compliance for use in healthcare applications and is produced according to Good Manufacturing Practices (GMP) standards, is used in the handle and trigger mechanism to mold the rear hand left and right, front handle, connector pin, rotational controller and the rotational controller with chamfer. These parts are used to activate a spring, driving the inner