Self-dilating cannula
AssigneeSorin Group USA, Inc.
InventorsTamer Ibrahim, Jeffrey P. Sites
Life of this patent
Estimating the term…
Abstract
A self-dilating cannula for introduction into a patient's vasculature includes an elongate body and an atraumatic tip. The elongate body has a proximal end, a distal end, and a fluid-flow lumen extending therebetween. The atraumatic tip is positioned at the elongate body's distal end and has a blunted end and a conical shape. The atraumatic tip includes a plurality of fluid-flow openings proximal to the blunted nose that are configured to disperse fluid from the fluid-flow lumen in a plurality of directions with respect to the atraumatic tip. The atraumatic tip also includes an opening in the blunted nose that is sized to a guidewire.
Claims12
A self-dilating cannula for introduction into a patient's vasculature, comprising:
- an elongate body, the elongate body having a proximal end, a distal end, and a fluid-flow lumen extending therebetween;
- an atraumatic tip positioned at the elongate body's distal end, the atraumatic tip having a blunted end and a conical shape,
- wherein the atraumatic tip comprises a plurality of fluid-flow opening proximal to the blunted nose and configured to disperse fluid from the fluid-flow lumen in a plurality of directions with respect to the atraumatic tip, and
- wherein the atraumatic tip further comprises an opening in the blunted nose sized to a guidewire.
Dependencies are inferred from the claim text.