BREAST ADM Trial for Alloplastic Breast Reconstruction

Last updated: December 13, 2024
Sponsor: University of British Columbia
Overall Status: Active - Recruiting

Phase

N/A

Condition

Breast Reconstruction

Treatment

AlloDerm

DermACELL

Flex HD

Clinical Study ID

NCT04661501
H18-02052
  • Ages 21-65
  • Female

Study Summary

This study is a randomized single blinded prospective clinical trial comparing the surgical outcomes of four different acellular dermal matrixes (ADMs) after primary breast reconstruction. ADMs are used in conjunction with tissue expanders or breast implants to reinforce the recreated breast pocket. Currently, 4 different ADMS are commercially available: AlloDerm, DermaCell, Allomax and Flex HD. It is unclear which ADM is clinically superior. The objective of the study is to compare the complications and post-op care of 4 different ADMs within a 2 year follow up to elucidate their surgical outcomes.

Eligibility Criteria

Inclusion

Inclusion Criteria:

  • All woman aged 21 years or older but less that 65 undergoing unilateral or bilateralmastectomy with alloplastic breast reconstruction using ADM.

  • Breast reconstruction must be done by means of a two staged process using tissueexpanders and ADM based reconstruction followed by implant tissue expander toimplant exchange.

Exclusion

Exclusion Criteria:

  • Patients undergoing autologous reconstruction either at the time of mastectomy or ina delayed fashion.

  • Patients with a history of previous breast reconstruction procedures.

  • Patients with prior radiation treatment to the breast or with prior mantle radiation

  • Any patient with a contraindication to breast reconstruction

  • Patients undergoing an axillary node dissection with clearance

  • Patients with an allergy to Polysporin or any of its ingredients.

  • Patients with contraindications to any of the acellular dermal matrices:

• DermACELL: Allergy to Gentamicin, Vancomycin[12]

  • The surgeon performing the breast reconstruction may also deem a patient ineligibleif intraoperatively, there is evidence of significant mastectomy flap ischemia priorto the initiation of the breast reconstruction procedure.

Study Design

Total Participants: 328
Treatment Group(s): 4
Primary Treatment: AlloDerm
Phase:
Study Start date:
November 25, 2020
Estimated Completion Date:
December 31, 2025

Study Description

This study is a randomized control trial and will include all patients who are agreeable and deemed appropriate for alloplastic breast reconstruction involving the use of an ADM with two stage tissue expander (TE) reconstruction. The ADMs used will be determined by random assignment to one of four available products being utilized within the study: AlloDerm, AlloMax, DermACELL and FlexHD. Each ADM product will comprise of an individual treatment arm. Participants undergoing bilateral reconstruction will have the same ADM used in each side. The four treatment arms will be compared to assess their impact on our primary outcome: proportion of clinically significant post-operative seroma requiring intervention. Analysis will be performed per surgeon to prevent post-operative outcomes from being confounded by the principle operator. The trial will initially be conducted as an internal pilot study. The study will initially target a study population of 40 patients for recruitment as a means to assess the feasibility of the study. In doing this, the pilot study will be able to establish the necessary protocol and administrative infrastructure that is needed to complete the trial in its entirety. This create a sample population for initial outcomes.

Connect with a study center

  • Mount Saint Joseph's Hospital

    Vancouver, British Columbia V5T 3N4
    Canada

    Active - Recruiting

  • Saint Paul's Hospital

    Vancouver, British Columbia V6Z 1Y6
    Canada

    Active - Recruiting

  • UBC Hospital

    Vancouver, British Columbia V6T 1Z7
    Canada

    Active - Recruiting

  • Vancouver General Hospital

    Vancouver, British Columbia V5Z 1M9
    Canada

    Active - Recruiting

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