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Updated: Mar 25, 2026

Knee Arthrocentesis in Adults
Published on: February 25, 2022
Inside-Out Trans-Arthroscopic Drain Application During Knee Joint Arthroscopy
Gian M Salzmann1, Stefan Preiss1, Laurent P Harder1
1Orthopaedics Lower Extremities, Musculoskeletal Centre, Schulthess Clinic, Zurich, Switzerland.
Although knee joint arthroscopy is one of the most frequently performed surgical procedures worldwide, there is no consensus on how to apply a drain in the joint if it is decided to use one. Therefore we describe a simple technique to safely apply a drain intra-articularly under full arthroscopic control, avoiding placement of the drain through the arthroscopic portal.
Although knee joint arthroscopy is one of the most frequently performed surgical procedures worldwide, there is no consensus on how to apply a drain in the joint if it is decided to use one. Therefore we describe a simple technique to safely apply a drain intra-articularly under full arthroscopic control, avoiding placement of the drain through the arthroscopic portal.

