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Actively Recruiting

Phase Not Applicable
Age: 18Years +
All Genders
ID06765941

Clinical Validation of Probe-based Parathyroid Autofluorescence Detection System PTeye vs Surgeons Eyes in Intraoperative Identification and Functional Preservation of Parathyroid Glands During Thyroid Surgery A Parallel Randomized Controlled Clinical Trial

Led by Marcin Barczynski · Updated on 2025-09-02

154

Participants Needed

1

Research Sites

25 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are evaluating whether using a near-infrared autofluorescence NIRAF probe-based imaging system called PTeye can improve the identification and preservation of parathyroid glands during thyroid surgery compared to the surgeons naked eye alone. This randomized clinical trial aims to determine if PTeye leads to better intraoperative detection of parathyroid glands and reduces the risk of postoperative complications like hypoparathyroidism. The study includes patients undergoing their first total thyroidectomy. Participants will be randomly assigned to one of two groups thyroid surgery with PTeye or surgery using only visual identification by the surgeon. In the PTeye group, the surgeon will use a sterile fiber optic probe connected to the device to detect parathyroid tissue during surgery, with measurements recorded. In the control group, surgeons will identify glands by sight alone. Both groups will follow standard surgical protocols, including reimplantation of inadvertently removed glands when discovered. Throughout the study, data will be collected on surgery duration, frozen section analyses, blood calcium and parathyroid hormone levels before and after surgery, use of calcium and vitamin D supplements, and any complications or hospital visits. Researchers will compare these outcomes between groups to assess the value of PTeye. The primary measure is the number of parathyroid glands identified during surgery. Participants will be followed for up to six months postoperatively to monitor outcomes and safety.

CONDITIONS

Brief Title

PTeye vs Surgeons Eyes in Intraoperative Identification and Functional Preservation of Parathyroid Glands During Thyroid Surgery: A Parallel Randomized Controlled Clinical Trial.

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Patient with thyroid disease qualified for first-time total thyroidectomy
  • Age 18 years or older
Not Eligible

You will not qualify if you...

  • History of thyroid or parathyroid surgery
  • Planned simultaneous thyroid and parathyroid surgery
  • Renal failure
  • Pregnancy
  • Lactation
  • Allergy to contrast agents and/or iodine
  • Inability to understand the study protocol
  • Inability to participate in planned postoperative follow-up
  • Age below 18 years

Research Team

M

Marcin Barczyński, MD, PhD

A

Aleksander Konturek, MD, PhD

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