# Intraoperative Parathyroid Gland (PTG) Identification Using a Hand-Held Imager (HHI)

> **NCT06939946** · PHASE1 · TERMINATED · sponsor: **OPTOSURGICAL, LLC** · enrollment: 20 (actual)

## Conditions studied

- Thyroid Disease
- Thyroid Surgery
- Parathyroid Gland

## Interventions

- **DEVICE:** Parathyroid auto-fluorescence imaging
- **DRUG:** Indocyanine green

## Key facts

- **NCT ID:** NCT06939946
- **Lead sponsor:** OPTOSURGICAL, LLC
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2023-09-01
- **Primary completion:** 2025-08-28
- **Final completion:** 2025-08-28
- **Target enrollment:** 20 (ACTUAL)
- **Why stopped:** The NIH-funded project period has come to an end.
- **Last updated:** 2025-12-19

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06939946

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06939946, "Intraoperative Parathyroid Gland (PTG) Identification Using a Hand-Held Imager (HHI)". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT06939946. Licensed CC0.

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