This invention concerns medical devices such as balloon catheters and apparatus suitable for {HEAD ~ delivery} of stents to {TAIL ~ body cavities} 
to
This invention concerns medical devices such as balloon catheters and apparatus suitable for { HEAD ~ delivery } of stents to { TAIL ~ body cavities }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL