Invention Grant
US07655012B2 Methods and apparatuses for minimally invasive replacement of intervertebral discs 有权
用于微创更换椎间盘的方法和装置

Methods and apparatuses for minimally invasive replacement of intervertebral discs
Abstract:
In one embodiment, an access device is inserted through an incision in skin of a patient. The access device is expanded from a first configuration to a second configuration, the second configuration having an enlarged cross-sectional area at a distal portion of said access device such that the distal portion extends across at least a portion of the interbody space. A prosthetic spinal disc implant is then delivered through the access device.
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