Substance delivering spacer devices may comprise expandable reservoirs that are implantable in paranasal sinuses and other cavities, openings and passageways of the body to maintain patency and to provide sustained local delivery of a therapeutic or diagnostic substance. Delivery apparatus including elongate tubular members as well as shapeable distal portions and atraumatic tips are provided. Also provided are sinus penetrator devices and systems for performing ethmoidotomy procedures or for creating other openings in the walls of paranasal sinuses or other anatomical structures.
申请公布号
EP2373372(A1)
申请公布日期
2011.10.12
申请号
EP20090796251
申请日期
2009.12.22
申请人
ACCLARENT, INC.
发明人
MUNI, KETAN, P.;HA, HUNG, V.;CHAN, RANDY, S.;VAN, NGA, K.