Figure 4. Tip of the drain with its flutes

From

Diagnostic Peritoneal Lavage: Blunt Tip 5mm Trocar - Channeled Drain Technique, Novel Technique

Saed Jaber, Aftab Ahmad, Eman Zakarneh, Ahmad Al-Fayez, Meshal Sayali

Global Journal of Surgery. 2014, 2(3), 42-44 doi:10.12691/js-2-3-3