ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,127, issued on May 27, was assigned to BioCardia Inc. (Sunnyvale, Calif.).

"Radial and trans-endocardial delivery catheter" was invented by Wai Hsueh (Newark, Calif.), Olin Jay Palmer (San Carlos, Calif.), Scott Comiso (Menlo Park, Calif.), James B. Ross (Livermore, Calif.), Ken Vien (San Jose, Calif.), Julio Argentieri (Buenos Aires, Argentina) and Peter Altman (Menlo Park, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A needle-injection catheter includes a catheter body having a distal end, a proximal end, a stiff proximal portion, a flexible distal portion, and a delivery lumen extending therethrough. In a first embodiment, a straight inj...