Biopsy site marker with increased visualization and non-migration features

A kit for marking a biopsy site, the kit including:

• (a) a marker delivery device, including:
• (i) a handpiece,
• (ii) a cannula extending from the handpiece, the cannula defining a marker port, and
• (iii) a push rod being configured to translate within a portion of the cannula;
• and
• (b) a plurality of markers, each marker of the plurality of markers being configured for receipt within the cannula of the marker delivery device for deployment through the marker port via the push rod, each marker including:
• (i) a carrier, and
• (ii) a marker element defining a base portion and one or more anchors, a portion of the marker element being disposed within at least a portion of the carrier,
• the base portion of each marker element of the plurality of markers defining a distinct shape relative to each other base portion, at least one base portion defining a helical profile.