Another surgical robot that has seen a lot of press is the IBIS system, a pneumatically powered device that works through “keyhole” sized incisions in a patient. This system, now in version 6, being developed as an open source design, and is potentially one-tenth the cost of devices like da Vinci. Kenji Kawashima, professor at the Tokyo University of Technology’s Institute of Biomaterials and Bioengineering, said that pneumatics was an easy choice for IBIS.


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