Tehran University of Medical Sciences Acta Medica Iranica 0044-6025 0 1-2 1966 06 15 27 34 M. Bahadori 2015 09 28 I have carried out 22 biopsies in 20 Patients, in fifteen I used a Vim _ Silverman Needle, and in the remainder a curetting type Needle, In 12 cases (60%) the diagnosis that was made; in 3 cases, inadequate tissue, was obtained; in two cases a fibromuscular tissue, in one case a fatty tissue and in one case the specimen was of hepatic tissue. Even with the small biopsy specimen obtained with the Needle it is easy to recognize malignant tissue if present. https://acta.tums.ac.ir/index.php/acta/article/view/4029 https://acta.tums.ac.ir/index.php/acta/article/download/4029/4004