Appeal No. 2000-1747
Application No. 08/784,237
APPENDIX
1. In a method of forming a hydrophilic and osmolality
promoting agent coating on the surface of a substrate which
was not previously provided with a hydrophilic coating
comprising applying, in one process step, a solution of agents
which will combine to form the hydrophilic coating to the
surface of the substrate and causing said agents to combine to
form the hydrophilic coating, the improvement which comprises:
incorporating into said solution at least one osmolality
promoting agent whereby the osmolality promoting agent is
applied to the substrate in the same process step as said
solution of agents.
7. In a medical device for introduction into a body
cavity comprising a substrate having a surface and a single
hydrophilic coating disposed on at least part of said surface
and also having at least one osmolality promoting agent
associated therewith, the improvement which comprises:
said osmolality promoting agent being incorporated in
said hydrophilic coating itself.
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