US 11,890,642 B2
Surface treatment system and method for subcutaneous device
Neal Robert Carty, Chicago, IL (US)
Assigned to ConvaTec Technologies Inc., Las Vegas, NV (US)
Filed by ConvaTec Technologies Inc., Las Vegas, NV (US)
Filed on Dec. 29, 2021, as Appl. No. 17/564,586.
Application 17/564,586 is a continuation of application No. PCT/US2021/065461, filed on Dec. 29, 2021.
Claims priority of provisional application 63/132,071, filed on Dec. 30, 2020.
Prior Publication US 2022/0250114 A1, Aug. 11, 2022
Int. Cl. A61L 24/00 (2006.01); B05D 3/14 (2006.01); A61L 31/10 (2006.01)
CPC B05D 3/142 (2013.01) [A61L 31/10 (2013.01); A61L 2420/02 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A method of modifying a medical device, the method comprising:
treating a portion of the medical device with cold plasma; and
functionalizing the plasma-treated portion with a polymer,
wherein the polymer comprises a hyaluronic acid species, and
wherein the polymer comprises a compound comprising the formula:

OG Complex Work Unit Chemistry