Supine respiration mat
A mat includes a back support part. The back support part includes: a spine support part configured to continuously support three or more continuous lumbar vertebrae and thoracic vertebrae and including a first lumbar vertebra to a twelfth thoracic vertebra of a spine of a person's body in a supine position; and serratus posterior inferior muscle corresponding parts which are on respective sides of the spine support part and below a portion configured to correspond to left and right serratus posterior inferior muscles of the person's body in the supine position. The serratus posterior inferior muscle corresponding parts and the spine support part are configured such that a first body pressure from the serratus posterior inferior muscle corresponding parts is lower than a second body pressure from the spine support part.
1 . A mat comprising:
a back support part that is configured to support a back of a person's body in a supine position,
wherein the back support part includes:
a spine support part having a length that enables continuous support of a portion of a person's body corresponding to a section defined by three or more continuous lumbar vertebrae and thoracic vertebrae of a spine in the back of the person's body in the supine position, the section including at least a first lumbar vertebra and a twelfth thoracic vertebra; and
serratus posterior inferior muscle corresponding parts which are on respective widthwise sides of the spine support part and configured to be below portions of the person's body corresponding to left and right serratus posterior inferior muscles of the person's body in the supine position, and
wherein the serratus posterior inferior muscle corresponding parts and the spine support part are configured such that a first body pressure from the serratus posterior inferior muscle corresponding parts is lower than a second body pressure from the spine support part.
2 . The mat according to claim 1 , further comprising:
a sacrum support part that is configured to be disposed on a leg side of person's body in the supine position with respect to the spine support part for supporting a portion of the person's body corresponding to a sacrum of the person's body in the supine position,
wherein a height of the sacrum support part is lower than a height of the spine support part.
3 . The mat according to claim 2 , wherein:
the sacrum support part includes a placement surface that is continuous with an upper surface of the spine support part and is configured to be inclined downward toward legs of the person's body in the supine position; and
the placement surface is configured to continuously support a portion of the person's body corresponding to at least a section of the sacrum of the person's body in the supine position from below, the section being on a head side of the person's body in the supine position, and a lumbar vertebra adjacent to the sacrum.
4 . The mat according to claim 1 , wherein
each of the serratus posterior inferior muscle corresponding parts is defined by a recess in the back support part.
5 . The mat according to claim 1 , wherein:
each of the serratus posterior inferior muscle corresponding parts includes a serratus posterior inferior muscle support part that is configured to support a portion of the person's body corresponding to one of the left or right serratus posterior inferior muscles of the person's body in the supine position; and
a height of the serratus posterior inferior muscle support part is the same as a height of the spine support part, and a hardness of the serratus posterior inferior muscle support part is lower than a hardness of the spine support part.
6 . The mat according to claim 1 , wherein
the back support part further includes outer support parts positioned widthwise outside of the serratus posterior inferior muscle corresponding parts, respectively, and configured to support at least an outer section of the back of the person's body, the outer section being widthwise outside of one of the left or right serratus posterior inferior muscles.
7 . The mat according to claim 1 , wherein
each of the serratus posterior inferior muscle corresponding parts is in a region of the mat including at least a locality of a portion of the mat configured to correspond to a section where each of the serratus posterior inferior muscles joins a second lumbar vertebra.
8 . The mat according to claim 7 , wherein
each of the serratus posterior inferior muscle corresponding parts is in a region of the mat being configured to have ½ or more of an area defined by projecting of each of the serratus posterior inferior muscles over an upper surface of the mat, the area covering the portion of the mat configured to correspond to the section where each of the serratus posterior inferior muscles joins the second lumbar vertebra.
9 . The mat according to claim 7 , wherein
each of the serratus posterior inferior muscle corresponding parts is defined by a recess in the back support part.
10 . The mat according to claim 7 , wherein:
each of the serratus posterior inferior muscle corresponding parts includes a serratus posterior inferior muscle support part that is configured to support a portion of the person's body corresponding to one of the left or right serratus posterior inferior muscles of the person's body in the supine position; and
a height of the serratus posterior inferior muscle support part is the same as a height of the spine support part, and a hardness of the serratus posterior inferior muscle support part is lower than a hardness of the spine support part.
11 . The mat according to claim 7 , wherein:
the spine support part is configured to continuously support a portion of the person's body corresponding to at least a section from the twelfth thoracic vertebra to the third lumbar vertebra of the spine;
the back support part further includes quadratus lumborum muscle corresponding parts on respective widthwise sides of the spine support part and configured to be below portions of the person's body corresponding to left and right quadratus lumborum muscles of the person's body in the supine position;
the mat further comprises ilium support parts configured to support a portion of the person's body corresponding to at least a widthwise outer section of an iliac crest in each of ilia of a pelvis of the person's body in the supine position separately from below;
the quadratus lumborum muscle corresponding parts and the spine support part are configured such that a third body pressure from the quadratus lumborum muscle corresponding parts is lower than the second body pressure from the spine support part; and
each of the ilium support parts includes an upper surface at a position higher than an upper surface of a peripheral part of the ilium support parts in the back support part.
12 . The mat according to claim 1 , wherein:
the spine support part is configured to continuously support a portion of the person's body corresponding to at least a section from the twelfth thoracic vertebra to the third lumbar vertebra of the spine;
the back support part further includes quadratus lumborum muscle corresponding parts on respective widthwise sides of the spine support part and configured to be below portions of the person's body corresponding to left and right quadratus lumborum muscles of the person's body in the supine position;
the mat further comprises ilium support parts configured to support a portion of the person's body corresponding to at least a widthwise outer section of an iliac crest in each of ilia of a pelvis of the person's body in the supine position separately from below;
the quadratus lumborum muscle corresponding parts and the spine support part are configured such that a third body pressure from the quadratus lumborum muscle corresponding parts is lower than the second body pressure from the spine support part; and
each of the ilium support parts includes an upper surface at a position higher than an upper surface of a peripheral part of the ilium support parts in the back support part.
13 . The mat according to claim 12 , wherein
the quadratus lumborum muscle corresponding parts overlap the serratus posterior inferior muscle corresponding parts, respectively, at portions of the mat configured to correspond left and right sides of the first lumbar vertebra and a second lumbar vertebra.
14 . The mat according to claim 12 , wherein
each of the quadratus lumborum muscle corresponding parts is defined by a recess in the back support part.
15 . The mat according to claim 12 , wherein:
each of the quadratus lumborum muscle corresponding parts includes a quadratus lumborum muscle support part that is configured to support a portion of the person's body corresponding to one of the left or right quadratus lumborum muscles of the person;
a height of the quadratus lumborum muscle support part is the same as a height of the spine support part; and
a hardness of the quadratus lumborum muscle support part is lower than hardness of the spine support part.
16 . The mat according to claim 12 , wherein
each of the quadratus lumborum muscle corresponding parts is in a region of the mat being configured to be between an origin connected to one of the ilia and an insertion connected to a twelfth rib in each of the left and right quadratus lumborum muscles, the region including a portion of the mat configured to correspond to a section other than the origin and the insertion.
17 . The mat according to claim 16 , wherein
the quadratus lumborum muscle corresponding parts overlap the serratus posterior inferior muscle corresponding parts, respectively, at portions of the mat configured to correspond left and right sides of the first lumbar vertebra and a second lumbar vertebra.
18 . The mat according to claim 16 , wherein
each of the quadratus lumborum muscle corresponding parts is defined by a recess in the back support part.
19 . The mat according to claim 16 , wherein:
each of the quadratus lumborum muscle corresponding parts includes a quadratus lumborum muscle support part that is configured to support a portion of the person's body corresponding to one of the left or right quadratus lumborum muscles of the person's body in the supine position;
a height of the quadratus lumborum muscle support part is the same as a height of the spine support part; and
a hardness of the quadratus lumborum muscle support part is lower than hardness of the spine support part.