Types of drainage systems

Understanding Surgical Drains

Drainage Types and Patterns| By Dr.Krishnanand

Natural Ways to Unclog Drains: No Chemicals Needed

Understanding Drainage Systems: How to Clear Blockages

Fastest & Easiest Way to Unblock a Basin Drain | DIY Drain Cleaning Tips for Home

Surgical Skills - Drain Insertion

Proper drain placement

Lumbar/spinal drain insertion from start to finish - setting it up, putting it in and hooking it up