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A Study of Antibiotic Delivery to Prevent Infection After Breast Tissue Expander Placement

A Randomized Controlled Trial to Determine the Efficacy of Local Antibiotic Delivery in the Prevention of Breast Tissue Expander-Associated Infections

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07220967
Enrollment
392
Registered
2025-10-27
Start date
2025-10-21
Completion date
2027-10-01
Last updated
2026-07-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Breast Cancer

Keywords

Breast Tissue Expander Placement, Stimulan Rapid Cure, Local Antibiotic Delivery, Prevent Infection, 25-278

Brief summary

The researchers are doing this study to find out whether Stimulan Rapid Cure works to reduce the risk of infections in people getting tissue expanders placed during mastectomy. The researchers will also study whether Stimulan Rapid Cure affects the risk of seroma, a possible complication of surgery that involves fluid buildup under the skin.

Interventions

Tissue Expander (TE)

DRUGVancomycin and Gentamicin

Given through Stimulan Rapid Cure during surgery

Vancomycin and Gentamicin given through Stimulan Rapid Cure during surgery

Sponsors

Memorial Sloan Kettering Cancer Center
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

This is a randomized controlled study to compare the outcomes of immediate tissue expander (TE)-based breast reconstruction with and without antibiotic beads.

Eligibility

Sex/Gender
FEMALE
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Female sex * Aged 18 years or older * Planned to undergo mastectomy for breast cancer, genetic predisposition to and/or strong family history of breast cancer, or other prophylactic indication * Planned to undergo unilateral or bilateral immediate breast reconstruction (i.e., reconstruction at the time of mastectomy) with prepectoral TE placement at MSK * BMI less than 40 kg/m2 * Not actively smoking or using other nicotine products within 6 weeks of surgery * No contraindications to Stimulan antibiotic bead placement: hypercalcemia, severe vascular or neurological disease, uncontrolled diabetes, pregnancy, and severe degenerative bone disease * No known allergy to calcium sulfate, vancomycin, or gentamicin * No impaired decision-making capacity

Design outcomes

Primary

MeasureTime frameDescription
Surgical site infections (SSI) incidence (cohort PatientsTissue Expander (TE) + antibiotic beads)within 90 days postoperativelyThe researchers define SSI as clinically evident local signs or symptoms of infection (e.g., breast erythema, swelling, and/or warmth without an alternative etiology \[seroma, radiation\]; purulent drainage; aspirate with positive cultures), with or without systemic signs or symptoms (e.g., fever, leukocytosis), that occur within 90 days postoperatively
Surgical site infections (SSI) incidence (cohort Patients randomized to Tissue Expander (TE) only)within 90 days postoperativelyThe researchers define SSI as clinically evident local signs or symptoms of infection (e.g., breast erythema, swelling, and/or warmth without an alternative etiology \[seroma, radiation\]; purulent drainage; aspirate with positive cultures), with or without systemic signs or symptoms (e.g., fever, leukocytosis), that occur within 90 days postoperatively

Secondary

MeasureTime frameDescription
Compare the rates of seroma (cohort PatientsTissue Expander (TE) + antibiotic beads)within 90 days postoperativelySeroma is defined as \>50 cc of periprosthetic fluid that is aspirated during tissue expansions or otherwise drained (e.g., by Interventional Radiology). Seroma will be assessed at the patient level such that unilateral or bilateral seroma in a patient will be considered a single seroma event for the purposes of analysis.
Compare the rates of seroma (cohort Patients randomized to Tissue Expander (TE) only)within 90 days postoperativelySeroma is defined as \>50 cc of periprosthetic fluid that is aspirated during tissue expansions or otherwise drained (e.g., by Interventional Radiology). Seroma will be assessed at the patient level such that unilateral or bilateral seroma in a patient will be considered a single seroma event for the purposes of analysis.

Countries

United States

Contacts

CONTACTDanielle Rochlin, MD
rochlind@mskcc.org646-608-8033
CONTACTBabak Mehrara, MD
646-608-8639
PRINCIPAL_INVESTIGATORDanielle Rochlin, MD

Memorial Sloan Kettering Cancer Center

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 11, 2026