Methods, systems, devices and assemblies are provided for treating a patient by: making an incision or puncture though the patient's skin over the abdominal cavity; establishing an initial tract through an opening formed by the incision or puncture; advancing an instrument through the tract; contacting...http://www.google.fr/patents/US7976554?utm_source=gb-gplus-shareBrevet US7976554 - Devices, tools and methods for performing minimally invasive abdominal surgical procedures
Devices, tools and methods for performing minimally invasive abdominal ...
