A flexible printed circuit connector includes a housing with contact chambers for receiving a plurality of contacts. Examples of the elements include tongue elements, collar elements, and collar-throat elements. Typical cells useful for delivery are either myoblasts or myocytes. The low doses of these agents effectively alleviate vascular conditions associated with a reduction in NO production or an attenuation of NO effect, by restoring balance in vascular tone while exerting almost no systemic effect in normal vasculature. The rocket body is a bottle with fins.