What is a veress needle The veress needle, also known as the veress cannula, is a specialized surgical instrument used to create a pneumoperitoneum — the insufflation of the abdominal cavity with carbon dioxide (co₂) gas — before performing a laparoscopic procedure. Veress needle is used for the induction of pneumoperitoneum as a technique of preference or when an open technique is considered challenging as in obese patients.
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This guide covers the basics of veress needle usage and troubleshooting
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A veress needle is held like a pencil by the surgeon who inserts it through the linea alba and peritoneum where a characteristic popping sensation is felt (figure 4). Conmed offers a range of veress needles that establish pneumoperitoneum prior to abdominal surgery and contain safetyview illumination technology. The veress needle is a specialized medical instrument widely used in laparoscopic (minimally invasive) surgeries to establish a pneumoperitoneum—a controlled inflation of the abdominal cavity with carbon dioxide (co₂) gas.