🏛️ Verified NIH Record • Updated 2025-01-24

FemBloc® Permanent Contraception - Confirmation Feasibility Trial (NCT04273594)

BLOC: Prospective, Multi-Center, Study of Subjects Undergoing FemBloc Permanent Contraception With Two Confirmation Procedures (FemBloc With FemChec and Fluoro HSG)

🔵 Active, Not Recruiting Observational / Diagnostic ⚙️ Medical Device Protocol Sponsor: Femasys Inc.

🩺 Plain-English Summary (8th-Grade Level)

The trial objectives include evaluating the adequacy of proposed mitigations for the previous pivotal trial of the FemBloc Permanent Contraceptive System and validating the confirmation procedure by comparing FemChec (ultrasound) to fluoroscopic hysterosalpingogram (fluoro HSG) for post-occlusion in the same patient.

Who can join: Review the eligibility criteria below.

Location: New Horizons Clinical Trials — Chandler, Arizona

Age range: 21 Years to 45 Years

🧪 Interventions in This Study

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (6 Sites)

  • New Horizons Clinical Trials — Chandler, Arizona
  • Precision Trials AZ, LLC — Phoenix, Arizona
  • Midtown OB GYN North — Columbus, Georgia
  • Women's Health Advantage — Fort Wayne, Indiana
  • Saginaw Valley Medical Research Group — Saginaw, Michigan
  • University Hospitals - Cleveland Medical Center — Beachwood, Ohio

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

Explore by condition: All Contraception clinical trials

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗