Actively Recruiting
A Pilot Study Comparing the Interi Manifold and Traditional Surgical Drains in Implant-Based Breast Reconstruction
Led by Stanford University · Updated on 2026-04-13
20
Participants Needed
1
Research Sites
N/A
Total Duration
On this page
Sponsors
S
Stanford University
Lead Sponsor
I
IC Surgical, Inc.
Collaborating Sponsor
AI-Summary
What this Trial Is About
This research aims to compare two surgical drain systems used in patients undergoing implant-based breast reconstruction after mastectomy for breast cancer or genetic risk. The study evaluates the Interi Manifold Drain System, a novel device designed to provide consistent suction and improved fluid management, against the commonly used Jackson Pratt drain. The goal is to assess differences in outcomes such as complication rates, number of drain sites, time to drain removal, fluid volume drained, initiation of tissue expansion, and patient satisfaction. Participants will have bilateral mastectomy followed by immediate implant-based breast reconstruction with a tissue expander. Each breast will be randomly assigned to receive either the Interi manifold drain or the Jackson Pratt drain during surgery. Both drains will remain in place until the output is low enough for removal, typically between 1 and 3 weeks after surgery. Patients will monitor their drain output daily and keep logs while drains are in place. Postoperative follow-ups will occur weekly until drain removal and then monthly as part of routine care, including tissue expansion preparation. Throughout the study, researchers will collect clinical data from weekly follow-ups, monitor complications until the second stage surgery (implant exchange), and assess patient satisfaction using questionnaires at several post-op time points. The total fluid drained and timing of tissue expansion will also be recorded. Safety and device performance will be closely monitored, with participation lasting through the initial surgery and follow-up phases, typically up to six months for key outcome assessments.
CONDITIONS
Brief Title
Assessment of the Interi Manifold in Implant-Based Breast Reconstruction
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Breast cancer diagnosis or genetic mutation with breast mass
- Planned bilateral mastectomy
- Immediate implant-based pre-pectoral breast reconstruction using acellular dermal matrix
- Female, aged 18 to 65 years
- Ability and willingness to sign informed consent in English
You will not qualify if you...
- Prior or planned radiation therapy to the breast within one year post-surgery
- Participation in another conflicting investigational study
- Chemotherapy within 21 days prior or planned during study; recent antiplatelet or anticoagulation therapy
- Current smoker or illicit drug user
- Prior allergic reaction to Teflon
- Pregnancy or nursing
- Undergoing delayed reconstruction after mastectomy
- Active HIV, urinary tract infection, or other infection
- Need for more than one manifold drain per breast
- Use of investigational products interfering with study endpoints
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Your Study Journey
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - 1 day
Participants undergo bilateral mastectomy and immediate implant-based breast reconstruction with placement of either the Interi manifold drain or the Jackson Pratt drain in each breast.
1 surgery day visit
Duration - 1 to 3 weeks
Participants receive standard post-operative care with weekly follow-up visits to monitor recovery and drain output. Participants monitor and log drain output daily until drain removal, which typically occurs between 1 to 3 weeks after surgery.
Weekly visits until drain removal (typically 1-3 weeks)
Duration - Up to 6 months
Participants have monthly follow-up visits as needed for routine tissue expansion and preparation for the second stage surgery to replace tissue expanders with permanent implants, which typically occurs up to 6 months after initial surgery.
Monthly visits as needed
Trial Site Locations
Total: 1 location
1
Stanford Hospital and Clinics
Palo Alto, California, United States, 94304
Actively Recruiting
Research Team
K
Kassandra Carrion
How is the study designed?
Study Type
INTERVENTIONAL
Masking
SINGLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
PREVENTION
Number of Arms
2
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