| 摘要 |
Method and apparatus for supporting the back of a seated person by providing primary support to the back of the seated person at the junction between the lower thoracic vertebrae (12) and the upper lumbar vertebrae (1) and surrounding tissues. More specifically, the primary support is preferably provided to the spine (134) in a target region between the 11th thoracic vertebrae and the 2nd lumbar vertebrae of a user of the chair (100), and mor e preferably between the 1st lumbar vertebrae and the 12th thoracic vertebrae.
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