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Published in: Surgical Endoscopy 3/2005

01-03-2005 | Original article

Hand movements in laparoscopic suturing: a simple vector analysis

Authors: A. J. Hansen, R. T. Schlinkert

Published in: Surgical Endoscopy | Issue 3/2005

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Abstract

Background

Laparoscopic suturing is a complex task that is vital to the performance of many advanced laparoscopic procedures. Mastery can be difficult and problematic for surgical trainees.

Methods

We present a description of hand movements in laparoscopic suturing. Complex maneuvers are simplified into linear motions using vectors. The analysis is intended to be a tool for training in the art of laparoscopic surgery.

Results

Linear hand movements in the x and y axes produce opposite motions at the instrument tip. Position along the z axis influences the extent of hand movement relative to the instrument tip. Rotational movements of the hand produce an equal rotation of the instrument tip. Revolution is a complex motion that combines movements in x and y axes. Vector analysis reveals that the arc of revolution must be reversed to produce the desired needle motion.

Conclusions

A conceptual understanding of hand-movement vectors facilitates the efficient mastery of the complex skills required for laparoscopic suturing.
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Metadata
Title
Hand movements in laparoscopic suturing: a simple vector analysis
Authors
A. J. Hansen
R. T. Schlinkert
Publication date
01-03-2005
Publisher
Springer-Verlag
Published in
Surgical Endoscopy / Issue 3/2005
Print ISSN: 0930-2794
Electronic ISSN: 1432-2218
DOI
https://doi.org/10.1007/s00464-004-8229-y

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