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The use of a doppler probe, specially designed for use in laparoscopic surgery is described. The doppler probe is easy to use and fits through a 5 mm laparoscopic port. It facilitates the identification of vascular structures and has been an aid in performing laparoscopic varicocele ligations, pelvic lymph node dissections, and cholecystectomies.
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Loughlin et al. (1992) studied this question.
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