A Retrospective Assessment of OviTex PRS (OviTex)

Inclusion Criteria:

1. Patient was between 18 years and 75 years of age (inclusive) at the time of surgery.

2. At the time of surgery, the patient received an OviTex PRS Permanent (R20143 orR20243) or Resorbable (R20152 or R20252) implant in conjunction with animplant-based breast reconstruction.

3. Patient has undergone their initial surgical procedure and exchange surgery (ifapplicable).

Exclusion Criteria:

1. Patient received a textured permanent breast implant.

2. Patient was a nicotine user (including smokeless, vaporized, etc.) within 4-weekspreceeding their index procedure.

3. Patient had previously undergone radiation therapy to the chest wall prior to indexsurgery.

Additional prospective inclusion criteria (if applicable):

1. Patient agrees to return in-person for prospective portion including the completionof photographs.

Additional prospective exclusion criteria (if applicable):

1. Patient has a history of a psychological condision, drug or alcohol abuse which mayinterfere with their ability to adhere to the follow-up requirements.