Béclard's triangle is an area whose boundaries are the posterior border of the hyoglossus, the posterior belly of the digastric muscle and the greater horn of the hyoid bone.
References
References
- R. Shane Tubbs; Mark Rasmussen; Marios Loukas; Mohammadali M. Shoja; Aaron A. Cohen-Gadol (January 2011). "Three nearly forgotten anatomical triangles of the neck: triangles of Beclard, Lesser and Pirogoff and their potential applications in surgical dissection of the neck". Surgical and Radiologic Anatomy. 33 (1): 53–57. doi:10.1007/s00276-010-0697-2. PMID 20623121.