# FemBloc® Permanent Contraception - Early Pivotal Trial

> **NCT03433911** · NA · COMPLETED · sponsor: **Femasys Inc.** · enrollment: 240 (actual)

## Conditions studied

- Contraception

## Interventions

- **DEVICE:** FemBloc
- **PROCEDURE:** Laparoscopic bilateral tubal sterilization

## Key facts

- **NCT ID:** NCT03433911
- **Lead sponsor:** Femasys Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-02-02
- **Primary completion:** 2020-01-31
- **Final completion:** 2025-02-10
- **Target enrollment:** 240 (ACTUAL)
- **Last updated:** 2026-02-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03433911

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03433911, "FemBloc® Permanent Contraception - Early Pivotal Trial". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03433911. Licensed CC0.

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