Patent ID: 9271842
Filing Date: 2016-03-01
CPC Classification: A61F

Claim Text:
1. A system for inserting an implant comprising: a trial assembly configured for insertion between vertebrae in a patient and removal therefrom, wherein the trial assembly comprises: a handle portion; a cylindrical base portion coupled to the handle portion, wherein the cylindrical base portion comprises: wherein the scale is configured to measure expansion of the tip assembly and wherein the upper gear member and the lower gear member are capable of moving with respect to each other; an expandable implant configured for insertion into a patient's spine, the expandable implant having a longitudinal axis and comprising a gear member configured to expand the expandable implant; and the expandable implant configured to be inserted between the vertebrae in the patient and expanded, wherein the scale on the trial assembly provides a measurement of expansion of the tip assembly to give a measurement for a height of expansion of the expandable implant; and an inserter tool comprising: an inserter tip assembly having a base portion and a central shaft disposed in a through-bore in the base portion, wherein the central shaft is configured to engage the expandable implant, arms for engaging slots of the expandable implant and an implant engagement gear for engaging the gear member of the expandable implant, a primary gear mechanism configured to transfer rotation of a primary drive shaft to the expandable implant to cause expansion of the expandable implant; and a secondary gear mechanism configured to transfer rotation of a secondary drive shaft to the central shaft, wherein the inserter tool is configured to cause the tip assembly of the inserter tool to angulate.