Needle array guide for skin graft expansion apparatus, skin graft expansion apparatus and skin grafting system including the same, and related methods and components

摘要

A needle array guide for a skin graft expansion apparatus includes: a lower side having openings; and guide channels respectively leading to the openings and converging closer toward one another as the guide channels approach the openings, the guide channels configured to receive a plurality of hollow needles, arranged in a needle array and having respective tips to be attachable to minced skin particles obtained from a skin graft, to thereby guide movement of the plurality of hollow needles when the plurality of hollow needles are being protruded from the openings toward the minced skin particles and when the plurality of hollow needles are being retracted toward the openings. The needle array guide may be included as part of a skin graft expansion apparatus that further comprises the needle array. The skin graft expansion apparatus may be included as part of a skin grafting system.