# The Change of NK Cell Activity After Head and Neck Cancer Surgery

> **NCT02661776** · — · COMPLETED · sponsor: **Yonsei University** · enrollment: 29 (actual)

## Conditions studied

- The Patients Undergoing Head and Neck Surgery Including Tumor Removal and Reconstruction With Flap

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT02661776
- **Lead sponsor:** Yonsei University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2016-03-24
- **Primary completion:** 2017-05-04
- **Final completion:** 2017-05-04
- **Target enrollment:** 29 (ACTUAL)
- **Last updated:** 2017-10-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02661776

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02661776, "The Change of NK Cell Activity After Head and Neck Cancer Surgery". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT02661776. Licensed CC0.

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