| 摘要 |
A system and method for positioning a spacer within a patient. The device ha s a first form having a reduced size to be inserted into the patient in a minimally invasive manner. The device than expands to a second form once inside the patient to an enlarged size. In one embodiment, the expansion results from biomaterial fed into the device. In another embodiment, the expansion results from the device being constructed of an expandable materia l that enlarges after being inserted into the patient. The method includes forming a minimally invasive opening within the patient for delivering the device to an application point. In one embodiment, a conduit is positioned within the patient for delivering the device. The conduit may also be used t o deliver biomaterial to the interior of the device.
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