US 12,138,023 B2
Blood pressure measurement device
Tomoyuki Nishida, Kyoto (JP); Hirokazu Tanaka, Otsu (JP); Shinji Mizuno, Yasu (JP); Noboru Kohara, Okayama (JP); Kotaro Kitajo, Saitama (JP); Keitaro Nagano, Kyoto (JP); Yoshihiko Sano, Kyoto (JP); and Takashi Ono, Kyoto (JP)
Assigned to OMRON CORPORATION, Kyoto (JP); and OMRON HEALTHCARE CO., LTD., Kyoto (JP)
Filed by OMRON CORPORATION, Kyoto (JP); and OMRON HEALTHCARE CO., LTD., Muko (JP)
Filed on Jul. 15, 2020, as Appl. No. 16/930,166.
Application 16/930,166 is a continuation of application No. PCT/JP2019/000345, filed on Jan. 9, 2019.
Claims priority of application No. 2018-004484 (JP), filed on Jan. 15, 2018.
Prior Publication US 2020/0345248 A1, Nov. 5, 2020
Int. Cl. A61B 5/021 (2006.01); A61B 5/00 (2006.01); A61B 5/0225 (2006.01); A61B 5/0235 (2006.01)
CPC A61B 5/02141 (2013.01) [A61B 5/0225 (2013.01); A61B 5/0235 (2013.01); A61B 5/681 (2013.01); A61B 5/6832 (2013.01); A61B 5/742 (2013.01); A61B 2560/0214 (2013.01); A61B 2562/0247 (2013.01)] 2 Claims
OG exemplary drawing
 
1. A blood pressure measurement device comprising:
a case including an outer case, a base housed in the outer case, and a back cover that covers an opening of the outer case;
a movable portion arranged in a gap between the outer case, the base and the back cover, and the movable portion including an inflatable cuff comprising (i) a tube, part of an inflating portion of the tube being arranged in the gap, wherein the part of the inflating portion is configured to inflate and expand in the gap, and (ii) an air bag that is in fluid communication with the tube; and
a seal member comprising at least two seal sheet members that are each formed of a gel body having a lower elastic modulus than that of the cuff, the seal member being provided in the gap to seal the gap;
wherein the part of the inflating portion of the tube is arranged in the gap between two adjacent seal sheet members among the at least two seal sheet members,
wherein the seal member is configured to deform due to inflation of the inflating portion of the tube,
wherein the inflating portion of the tube includes a plurality of tube sheet members, separate from the seal sheet members, the plurality of tube sheet members being welded to each other at edges of the tube sheet members, and
wherein the air bag includes a plurality of air bag sheet members, separate from the at least two seal sheet members, the plurality of air bag sheet members being welded to each other at edges of the plurality of air bag sheet members.