Why Safety Triangle for Chest Tube?

The 'safe triangle' for chest drain insertion is bounded anteromedially by the lateral border of pectoralis major, inferiorly by a horizontal line at the level of the nipples, and posteriorly by the anterior border of latissimus dorsi. This area is 'safe' because it avoids damage to the chest wall muscles and breast.

Why is triangle of safety Safe?

The triangle of safety is an anatomical region in the axilla that forms a guide as to the safe position for intercostal catheter (ICC) placement. With the arm abducted, the apex is the axilla, and the triangle is formed by the: lateral border of the pectoralis major anteriorly.

What is safety triangle for chest tube?

A "safe triangle" (shown below) has been described as the preferred site of insertion. This is the triangle bordered by the anterior border of the latissimus dorsi, the lateral border of the pectoralis major muscle, a line superior to the horizontal level of the nipple, and an apex below the axilla. The safe triangle.

Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.