Patent ID: 7621895
Filing Date: 2009-11-24
Classification: A61M

Abstract:
1. A substance delivery device comprising: a body comprising a proximal end, a distal end and having a lumen; a retractable needle array at the distal end comprising a plurality of retractable tubes coupled between a plurality of needles and the lumen, the plurality of needles in fluid communication with the plurality of retractable tubes and with the lumen; flexible webbing connected to the plurality of retractable tubes and between the plurality of retractable tubes to stabilize a deployment of the needles; and a knob at the proximal end connected to the needle array within the body, wherein the knob moves the needle array from a retracted position to an exposed position to cause the deployment of the needles, wherein, in an exposed position, each of the plurality of needles defined a non-linear pathway for an injectate to be dispersed therethrough.