This invention is a surgical instrument and specifically is a catheter for treating a target site by delivering a controlled amount of a therapeutic or diagnostic agent (the target site being accessible by a tortuous path through the vasculature), the perfusion tip assembly on first catheter, and a process of using that catheter to deliver fluids to the selected vascular site.
申请公布号
US5462523(A)
申请公布日期
1995.10.31
申请号
US19930063918
申请日期
1993.05.18
申请人
TARGET THERAPEUTICS, INC.
发明人
SAMSON, GENE;ENGELSON, ERIK T.;CHEE, HIRAM;WOODARD, ROBERT E.