Amnion Membrane Powder Mohs Study

Inclusion Criteria: * The subject requires Mohs surgery on the scalp, with the resulting wound extending to the subgalea (all subcutaneous fat removed) and a surface area of at least 4cm2. * The subject is willing to complete all follow-up evaluations required by the study protocol. * The subject is to abstain from any other covering or treatment of the wound(s) for the duration of the study unless otherwise directed by the study surgeon or their surrogate * The subject agrees to abstain from enrollment in any other interventional clinical trial for the duration of the study. * The subject and/or guardian is/are able to read and understand instructions and give informed, voluntary, written consent. * The subject is able and willing to follow the protocol requirements. Exclusion Criteria: * The subject's wound site is smaller than 4cm2. * The subject's wound site does not extend to the subgalea. * The subject has invasive melanoma or high-risk squamous cell carcinoma (defined by poor differentiation, presence of perineural invasion) in which the standard of care is to be referred for adjuvant radiation oncology * The subject has a microbiologically proven pre-existing local or systemic bacterial infection. * The subject has been receiving a systemic antibiotic for more than 48 hours prior to grafting. * Unstable cardiac disorders within the past 6 months including angina, abnormal ECG, history of cardiac arrest, surgery and/or other interventional procedure that would precl…