This is a multifunctional pressure relief device.Including: a base,An air bag and a control unit,The base is almost a half cylinder.It has a bottom plane.And extending upward from the bottom plane to form a circular arc,A soft pad is pasted on the circular arc surface.The air bag assembly is arranged in the middle of the top of the circular arc surface of the base.The control unit comprises a control group and a conduit.One end of the conduit is connected with the control group.The other end is connected with the air bag.The airbag can be inflated and deflated through the control unit.Maneuverability adjusts the amount of air in the air bag；So that we can,Using the base with the airbag,The utility of multi-functional stretching and comfort is achieved and the best stretching and comfort effect is achieved.本創作一種多功能舒壓器，包含：一基座、一氣囊及一控制單元，該基座概呈半圓柱體，具有一底平面，及由該底平面向上伸延形成一圓弧面，該圓弧面上貼設一軟墊，該氣囊組設於該基座之圓弧面頂部中間位置，該控制單元包括有一控制組及一導管，該導管一端與該控制組接設，另一端與該氣囊接設，而可透過該控制單元對該氣囊進行充氣及洩氣，機動性調節氣囊蓄積的空氣量；藉此而可，利用基座配合氣囊，達到多功能伸展舒壓的實用性及到最佳之伸展舒壓效果。
