Chest Drainage Unit
Closed Chest Drainage System · Water-Seal Drainage System · Closed-Seal Chest Drainage Unit · Underwater Seal Drainage · Pleur-evac · Pleurevac
A single-use plastic box with side-by-side chambers: graduated collection chambers for blood and fluid, a water seal chamber, and a suction control chamber. Long tubing connects it to the chest tubechest toobA tube placed through the chest wall into the space around the lung to drain air, blood or fluid.Full entry , and a stand or hangers keep it upright below the bed.
On the table
What it does, the lengths it comes in and what experienced techs know about it.
What it’s for
Restores the negative pressureNEG-uh-tiv PRESH-erPressure that is lower than the pressure around it, so air or fluid is drawn in.Full entry the lungs need after the chest wall and pleuralPLOOR-ulHaving to do with the pleura, the thin two-layer membrane that covers the lungs and lines the chest wall.pleur/o pleura-al relating toFull entry are opened, as in thoracicthuh-RAS-ikRelating to the chest, or to the middle part of the spine.thorac/o chest-ic relating toFull entry and heart surgery or chest trauma. At closure the chest tubechest toobA tube placed through the chest wall into the space around the lung to drain air, blood or fluid.Full entry are connected to it so blood, fluid and air drain out of the chest while the water seal keeps air from going back in. It works by gravity or with wall suction.
Lengths and variants
Wet suction with wet seal, dry suction with wet seal, and dry suction with dry seal models; units with one or two collection chambers; pneumonectomy units and small mobile units. Two chest tubechest toobA tube placed through the chest wall into the space around the lung to drain air, blood or fluid.Full entry can share one unit with a Y-connector.
What experienced techs know
What techs who reach for it every day know about it.Pro
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5 sources
- Fuller JK. Surgical Technology: Principles and Practice. 8th ed. Chapter 31 (Thoracic Surgery), p. 874-875
- Association of Surgical Technologists. Surgical Technology for the Surgical Technologist. 4th ed. Chapter 10 (Instrumentation, Equipment, and Supplies), p. 287
- Rothrock JC. Alexander's Care of the Patient in Surgery. 17th ed. Chapter 23 (Thoracic Surgery), p. 859
- teleflex.com
- Fuller JK. Surgical Technology: Principles and Practice. 8th ed. Chapter 19 (Surgical Skills II: Intraoperative and Immediate Postoperative Period), p. 423
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