Abscess drainage catheter

Obturator with round blunt plastic stiffener

Puncture needle, Trocar cut, 250 mm long

(Illustration: assembled to obturator)

2-way stop cock, male Luer-Lock, rotating

(Illustration: Catheter assembled to obturator and needle)

Round blunt stiffener to straighten drainage catheter without perforation

Straightened drainage catheter with large drainage holes and puncture needle with outer cannula