| abstract |
An orifice device for drug delivery of the present invention includes an inner member having a proximal end and a distal end. A winding is wound spirally around the inner member. The winding and the inner member form a first channel for the delivery of the drug therethrough. The inlet is located at the proximal end of the winding and the outlet is located at the distal end of the winding.n n n n Orifice Device, Drug Delivery, Proximal End, Distal End, Winding, Housing, Channel |