Actively Recruiting

Phase Not Applicable
Age: 18Years +
All Genders
ID06070376

Comparative Study Between Fully Covered and Partially Covered Esophageal Prostheses in the Palliation of Dysphagia Due to Malignant Esophageal Neoplasm

Led by Instituto do Cancer do Estado de São Paulo · Updated on 2025-05-01

34

Participants Needed

1

Research Sites

25 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Esophageal cancer is a common cancer worldwide, often diagnosed late when curative treatment is not possible. This research aims to compare two types of esophageal prostheses, fully covered (FC-SEMS) and partially covered (PC-SEMS), used to relieve swallowing difficulties caused by malignant esophageal narrowing. The study intends to find out which prosthesis results in fewer reinterventions and fewer complications, helping develop better treatment protocols for symptom relief in advanced esophageal cancer. The study is a prospective, randomized trial where participants will receive either a fully covered or a partially covered esophageal prosthesis. Placement of these devices will be done under sedation or general anesthesia with anesthesiologist supervision, using imaging guidance. The procedures are outpatient but may require hospitalization if needed. The two groups will be compared mainly on the number of reinterventions over two years, along with the time the prostheses remain open and any adverse events. Participants will undergo placement of the esophageal prosthesis at a cancer institute under controlled conditions. Researchers will monitor patients for up to two years, assessing how long the prostheses remain functional and recording any complications or additional treatments needed. The study will include tests performed with imaging, and patient symptoms will be evaluated to measure relief. This long-term follow-up will help understand the durability and safety of each prosthesis type in managing malignant dysphagia.

CONDITIONS

Brief Title

Comparative Study Between (FC-SEMS) and (PC-SEMS) in the Palliation of Dysphagia Due to Malignant Neoplasm of Esophagus.

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Patients with advanced malignant neoplasm of the esophagus, whether or not undergoing chemotherapy or radiotherapy
  • Dysphagia score greater than 2 or presence of malignant esophagorespiratory fistula
  • Indication of palliation of dysphagia through placement of esophageal prostheses decided in a multidisciplinary meeting
Not Eligible

You will not qualify if you...

  • Patients under 18 years
  • Extraesophageal neoplasms
  • Lesions with longitudinal extension less than 30 mm
  • Previous treatment with esophageal prosthesis
  • Tumors easily transposed to standard endoscope (9.8mm diameter or less considered easily transposed endoscope size)

AI-Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Implementation

Duration - Single day procedure with possible short hospitalization if needed

Participants receive placement of either a fully covered or partially covered esophageal prosthesis under sedation or general anesthesia at the endoscopy service. The procedure is performed on an outpatient basis under radioscopic control, with hospitalization if clinically needed.

1 procedure visit (outpatient) with possible hospitalization

Post-operative Follow-up

Duration - Up to 2 years

Participants are monitored for adverse events and prosthesis patency over a 2-year period after device placement.

Follow-up visits scheduled as per clinical need up to 2 years

Trial Site Locations

Total: 1 location

1

Instituto do Câncer do Estado de São Paulo

São Paulo, São Paulo, Brazil, 01246-000

Actively Recruiting

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Research Team

F

Fauze Maluf-Filho, PhD

How is the study designed?

Study Type

INTERVENTIONAL

Masking

DOUBLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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