A detachable catheter apparatus that conveys a fluid includes a tube assembly and an insertion device. The tube assembly extends along a longitudinal axis and includes a distal tube section having a closed end and an opposite opened end, a proximal tube section having a first end and an opposite second...http://www.google.ca/patents/US5876417?utm_source=gb-gplus-sharePatent US5876417 - Detachable catheter apparatus
