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PSNet: Patient Safety Network
Journal Article
Study

Initial clinical evaluation of a handheld device for detecting retained surgical gauze sponges using radiofrequency identification technology.

Macario A, Morris D, Morris S. Archives of surgery (Chicago, Ill. : 1960). 2006;141:659-62.

The researchers describe their use of radiofrequency identification to locate retained objects after surgery. They found that the handheld wand, if used correctly, was 100% accurate in detecting retained sponges.