Medical devices and delivery systems for delivering medical devices

1) A medical device system, comprising:

• a delivery system including an outer sheath and an inner member slidably received within the outer sheath, the inner member having a detent proximate a distal end of the inner member;
• and a replacement heart valve implant including an expandable anchoring element, the expandable anchoring element being releasably coupled to the distal end of the inner member;
• wherein the expandable anchoring element is releasable from the inner member when the detent proximate the distal end of the inner member is disposed outside of the outer sheath.