Patent ID: 11896820
Assignee: SPR THERAPEUTICS, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 17:
18. An introducer system comprising:
an electrical stimulus generator;
an open-coiled stimulation lead having a conductive distal anchor, a proximal end in communication with the electrical stimulus generator and a centrally disposed axial void;
a needle assembly comprising a first needle comprising an outer sheath defining a bore, a second needle carried within the bore during positioning and testing of the open-coiled stimulation lead, wherein the second needle incorporates one or more second needle flanges or protrusions running a length of the second needle and at least one test electrode in electrical communication with the electrical stimulus generator; and
a third needle comprising a third needle sheath having a third needle outer circumference and defining a third needle bore wherein the open-coiled stimulation lead is carried within the third needle sheath, whereby the open-coiled stimulation lead and the third needle sheath replace the second needle in preparation for deployment of the open-coiled stimulation lead.