22-G-Procore Needle for the Diagnosis of SETs of the Upper GI Tract

Endoscopic Ultrasound Guided Biopsy of Subepithelial Tumors of the Upper Gastrointestinal Tract Using the 22-G-Procore Needle

The goal of this prospective study is to evaluate the feasibility of the 22-G Core Biopsy Needle with reverse bevel (Procore TM) in biopsy sampling of subepithelial tumors of the upper gastrointestinal tract.

Inclusion Criteria:

1. Patient age 18 years and older
2. All patients with subepithelial tumors of the upper GI tract (maximum size: 3 cm)

Exclusion Criteria:

1. Unable to obtain informed consent
2. ASA class 4 or 5
3. known pregnancy
4. contraindication endoscopy
5. contraindication for taking biopsies