I. Kassim, L. Phee, W. S. Ng, F. Gong, P. Dario et al., Locomotion techniques for robotic colonoscopy, IEEE Engineering in Medicine and Biology Magazine, vol.25, issue.3, pp.49-56, 2006.
DOI : 10.1109/MEMB.2006.1636351

S. Masuda, Apparatus for feeding a flexible tube through a conduit, UK Patent, vol.1534, p.441, 1978.

J. M. Hyun, J. L. Hvung, M. L. Young, J. P. Juang, K. Byungkyu et al., Magnetic impact actuator for robotic endoscope, Proc. 32nd Int. Symp. Robotics, pp.1834-1838, 2001.

G. J. Iddan and D. Sturlesi, In-vivo video camera, U.S. PatentS. Patent, vol.5604531604, issue.5, p.531, 1997.

K. Ikuta, M. Tsukamoto, and S. Hirose, Shape memory alloy servo actuator system with electric resistance feedback and application for active endoscope, Proceedings. 1988 IEEE International Conference on Robotics and Automation, 1988.
DOI : 10.1109/ROBOT.1988.12085

M. Utsugi, Tubular medical instrument having a flexible sheath driven by a plurality of cuffs, U.S. Patent, vol.4148, p.307, 1979.

M. R. Treat and W. S. Trimmer, Self-propelled endoscope using pressure driven linear actuators, US Patent, vol.5595, p.565, 1997.

I. Ginsburgh, J. A. Carlson, G. L. Taylor, and H. Saghatchi, Method and apparatus for fluid propelled borescopes, U.S. Patent, vol.4735, p.501, 1988.

R. Henry, D. Chablat, M. Porez, F. Boyer, and D. Kanaan, MultiObjective Design Optimization of the Leg Mechanism for a Piping Inspection Robot, Proceedings of the ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01008793

R. V. Rao and G. G. Waghmare, A new optimization algorithm for solving complex constrained design optimization problems, Engineering Optimization, vol.7, issue.1, pp.60-83, 2017.
DOI : 10.1016/j.asoc.2012.05.032

C. Anthierens, A. Ciftci, and M. Betemps, Design of an electro pneumatic micro robot for in-pipe inspection, ISIE '99. Proceedings of the IEEE International Symposium on Industrial Electronics (Cat. No.99TH8465), pp.968-972, 1999.
DOI : 10.1109/ISIE.1999.798746

C. Anthierens, C. Libersa, M. Touaibia, M. Betemps, M. Arsicault et al., Micro robots dedicated to small diameter canalization exploration, Proceedings. 2000 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2000) (Cat. No.00CH37113), pp.480-485, 2000.
DOI : 10.1109/IROS.2000.894650

N. Locomotion and . Laws, Retrieved from https://dadesai.wordpress.com on, 2017.

R. Rehman, S. Caro, D. Chablat, and P. Wenger, Multiobjective Design Optimization of 3-PRR Planar Parallel Manipulators, 20th CIRP Design conference, pp.1-10, 2010.
URL : https://hal.archives-ouvertes.fr/hal-00464101

P. Valdastri, R. J. Webster, C. Quaglia, M. Quirini, A. Menciassi et al., A New Mechanism for Mesoscale Legged Locomotion in Compliant Tubular Environments, IEEE Transactions on Robotics, vol.25, issue.5, pp.1047-1057, 2009.
DOI : 10.1109/TRO.2009.2014127

B. Kim, H. Y. Lim, and K. D. Kim, A locomotive mechanism for a robotic colonoscope, International Conference on Intelligent Robots and Systems, pp.1373-1378, 2002.

M. Quirini and R. J. Webster, Design of a Pill-Sized 12-legged Endoscopic Capsule Robot, Proceedings 2007 IEEE International Conference on Robotics and Automation, pp.10-14, 2007.
DOI : 10.1109/ROBOT.2007.363592