Medical dressing

• US D820,990 S1
• Filed: 10/21/2016
• Issued: 06/19/2018
• Est. Priority Date: 05/23/2012
• Status: Active Grant

• Current Assignee: Smith & Nephew PLC
• Original Assignee: Smith & Nephew PLC
• Inventors: Allen, Julie, Collinson, Sarah Jenny, Gowans, Philip, Mehta, Steven Carl, Nicolini, Derek
• Primary Examiner(s): Kirschbaum, George D.
• Assistant Examiner(s): Watkins, Jennifer L
• Application Number:
  US29/581,839
• Time in Patent Office: 606 Days
• Field of Search: D24188-192
• CPC Class Codes: A61F 13/00068 specially adapted for application or removal of fluid, e.g. irrigation or drainage of wounds, under-pressure wound-therapy A61F13/0216 takes precedence; drainage appliances for wounds in general A61M27/00
• CPC Class Codes: A61F 13/0216 the fluid handling member being non absorbent, e.g. for use with sub- or over-pressure therapy, wound drainage or wound irrigation systems
• CPC Class Codes: A61F 13/022 having more than one layer with different fluid retention characteristics
• CPC Class Codes: A61F 2013/00238 characterised by way of knitting or weaving
• CPC Class Codes: A61M 1/0003 Self-contained vacuum aspirators
• CPC Class Codes: A61M 1/79 Filters for solid matter specially adapted for dental use A61C17/065
• CPC Class Codes: A61M 1/84 Drainage tubes; Aspiration tips for negative pressure wound therapy A61M1/90; for surgical cutting instruments A61B17/32
• CPC Class Codes: A61M 1/86 Connectors between drainage tube and handpiece, e.g. drainage tubes detachable from handpiece
• CPC Class Codes: A61M 1/90 Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
• CPC Class Codes: A61M 2205/583 by visual feedback
• CPC Class Codes: A61M 2205/7536 allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes

Claims

1. The ornamental design for a medical dressing, as shown and described.