knee implants and instrumentation

1 each Depuy Sigma total knee system or equivalent with vendor rep available in the operating room during patient surgery scheduled for 8 August 2017. Total knee system, must be comprised of unicondylar and patellofemoral implants and a full range of "state-of-the-art" instruments. Must be designed to treat degenerative joint disease one compartment at a time: medial uni, lateral uni and patellofemoral. Implants must be able to support a higher than normal degree of flexion, providing up to 155 degrees. Please provide most favorable customer/Government pricing quote. SUBSTITUTE ITEMS: If you plan to provide other than the brand name cited in the purchase description, provide in your response the brand name and the catalog or part number you intend to furnish and the characteristics of the substitute item that are equivalent to the brand name. Also provide all documents which clearly describe the item(s) so that it/they can be evaluated by the end user. Failure to submit the requested substitute item information before the closing date listed above will eliminate the vendor from all further consideration. Items otherwise equal may not satisfy the requirement due to differences in material composition, size, environmental application, etc. If an item is furnished which does not meet the requirement the item will be returned at the vendor's expense for a full refund. Award will be made on the basis of the lowest evaluated price of proposals meeting or exceeding the acceptability standards for non-cost factors.