Status:

ENROLLING_BY_INVITATION

C2 CryoBalloon™ 180 Ablation System Dose De-escalation Study.

Lead Sponsor:

Pentax Medical

Conditions:

Barrett Esophagus

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

The primary objective is to determine the safety, performance and efficacy of the C2 CryoBalloon 180 Ablation System ("CryoBalloon 180") used at decreasing doses in treatment naïve patients with low- ...

Detailed Description

The procedure will be performed on an outpatient basis, and the CryoBalloon 180 Ablation system will be used for all ablations following the instructions for use provided with the product. Patients w...

Eligibility Criteria

Inclusion

  • Patients with flat- type BE esophagus, with an indication for ablation therapy, defined as:
  • Diagnosis of LGD or HGD in BE (confirmed by central pathology review), OR
  • Residual BE with any grade of dysplasia 6 weeks after endoscopic resection
  • Prague Classification Score C≤3 and ≥M1
  • Patients should be ablation-naïve (no previous ablation therapy of the esophagus)
  • Older than 18 years of age at time of consent
  • Operable per institution's standards
  • Patient provides written informed consent on the IRB-approved informed consent form
  • Patient is willing and able to comply with follow-up requirements.

Exclusion

  • Esophageal stenosis preventing advancement of a therapeutic endoscope
  • Any endoscopically visualized lesion such as ulcers, masses or nodules. Neoplastic nodules must first be treated with ER \>6 weeks prior to planned treatment under this protocol.
  • Prior ER of more than 2cm in length or \>50% of the esophageal lumen circumference
  • History of locally advanced (\>SM1) esophageal cancer
  • History of esophageal varices
  • Prior distal esophagectomy
  • Active esophagitis LA grade B or higher
  • Severe medical comorbidities precluding endoscopy
  • Uncontrolled coagulopathy
  • Pregnant or planning to become pregnant during period of study
  • Patient refuses or is unable to provide written informed consent
  • Participation in another study with investigational drug within the 30 days preceding or during the present study, interfering with participation in the current study
  • General poor health, multiple co-morbidities placing the patient at risk or otherwise unsuitable for trial participation

Key Trial Info

Start Date :

January 16 2023

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2026

Estimated Enrollment :

30 Patients enrolled

Trial Details

Trial ID

NCT03311451

Start Date

January 16 2023

End Date

December 1 2026

Last Update

January 13 2025

Active Locations (5)

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Page 1 of 2 (5 locations)

1

AMC Medical Research B.V.

Amsterdam, Netherlands

2

UMC Groningen

Groningen, Netherlands

3

St. Antonius Hospital

Nieuwegein, Netherlands

4

Erasmus Medical Center

Rotterdam, Netherlands