neck of radius

neck of ra·di·us

the narrow part of the shaft just below the head.
Synonym(s): collum radii [TA]
References in periodicals archive ?
INTRODUCTION: Brachial artery is a continuation of the axillary artery and divides into radial and ulnar arteries at the level of neck of radius in the cubital fossa.
Brachial artery divided into two branches, radial artery and a common trunk at the level neck of radius.