US 12,350,432 B2
Frame with supporting arms and length adjustable strap
Olivia Marie Allan, Auckland (NZ); Arvin San Jose Gardiola, Auckland (NZ); Lewis George Gradon, Auckland (NZ); Wen Dong Huang, Auckland (NZ); Alastair Edwin McAuley, Auckland (NZ); Mark Arvind McLaren, Auckland (NZ); Craig Robert Prentice, Auckland (NZ); Andrew Paul Maxwell Salmon, Auckland (NZ); and Silas Sao Jin Siew, Auckland (NZ)
Assigned to Fisher & Paykel Healthcare Limited, Auckland (NZ)
Filed by Fisher & Paykel Healthcare Limited, Auckland (NZ)
Filed on Jun. 7, 2023, as Appl. No. 18/330,898.
Application 18/330,898 is a continuation of application No. 16/358,295, filed on Mar. 19, 2019, abandoned.
Application 16/358,295 is a continuation of application No. 15/664,324, filed on Jul. 31, 2017, granted, now 10,413,694, issued on Sep. 17, 2019.
Application 15/664,324 is a continuation of application No. 15/409,373, filed on Jan. 18, 2017, granted, now 10,258,757, issued on Apr. 16, 2019.
Application 15/409,373 is a continuation of application No. 15/292,065, filed on Oct. 12, 2016, granted, now 10,363,387, issued on Jul. 30, 2019.
Application 15/292,065 is a continuation of application No. 15/047,538, filed on Feb. 18, 2016, granted, now 10,328,226, issued on Jun. 25, 2019.
Application 15/047,538 is a continuation of application No. 14/887,234, filed on Oct. 19, 2015, abandoned.
Application 14/887,234 is a continuation of application No. 12/945,141, filed on Nov. 12, 2010, granted, now 10,792,451, issued on Oct. 6, 2020.
Application 16/358,295 is a continuation of application No. 12/945,141, filed on Nov. 12, 2010, granted, now 10,792,451, issued on Oct. 6, 2020.
Application 12/945,141 is a continuation in part of application No. PCT/IB2010/052061, filed on May 10, 2010.
Application 12/945,141 is a continuation in part of application No. PCT/NZ2009/000072, filed on May 12, 2009.
Claims priority of provisional application 61/376,067, filed on Aug. 23, 2010.
Claims priority of provisional application 61/260,590, filed on Nov. 12, 2009.
Claims priority of provisional application 61/052,362, filed on May 12, 2008.
Prior Publication US 2023/0381440 A1, Nov. 30, 2023
Int. Cl. A61M 16/00 (2006.01); A61M 16/06 (2006.01); A61M 16/08 (2006.01)
CPC A61M 16/0666 (2013.01) [A61M 16/06 (2013.01); A61M 16/0605 (2014.02); A61M 16/0616 (2014.02); A61M 16/0683 (2013.01); A61M 16/0816 (2013.01); A61M 16/0825 (2014.02); A61M 16/0875 (2013.01); A61M 2205/0216 (2013.01); A61M 2205/0238 (2013.01); A61M 2209/088 (2013.01); A61M 2210/0618 (2013.01)] 29 Claims
OG exemplary drawing
 
1. A patient interface comprising:
a seal body formed of a supple material and comprising:
a distal portion with an inlet opening;
a proximal portion with a seal surface portion configured to press against surfaces of a face of a user, in use;
at least a first outlet aperture positioned in the seal surface portion and configured to supply gas from inside the seal body to a nose of the user, in use;
a loop portion extending around the inlet opening;
a frame member comprising:
a proximal portion configured to clip to the loop portion of the seal body;
a distal side portion;
a bias flow vent on the distal side portion;
a first laterally extended side arm extending from a first side of the frame member and beyond an outer periphery of the seal body, the first laterally extended side arm being stiffer than the seal body;
a second laterally extended side arm extending from a second side of the frame member and beyond an outer periphery of the seal body, the second laterally extended side arm being stiffer than the seal body;
a gas supply tube having a proximal end portion fixed to the distal side portion of the frame member; and
an adjustable length headgear strap assembly removably attached to the first and second laterally extended side arms and configured to pass around a back of a head of the user, in use, the adjustable length headgear strap assembly comprising:
a fabric strap assembly having a first end portion configured to be connectable to the first laterally extended side arm and a second end portion configured to be connectable to the second laterally extended side arm; and
a clip attached to the fabric strap assembly, wherein the fabric strap assembly is bifurcated at the clip.