RU2003124162A - METHOD FOR VIBRO-VACUUM MASSAGE IN AUTO-OSCILLATION MODE AND DEVICE FOR ITS IMPLEMENTATION - Google Patents

Claims (10)

1. A method of conducting vibro-vacuum massage, comprising placing at least one part of the human body in a bath with water and exposing it to a vibro-vacuum nozzle immersed in water and connected by a flexible hose to the outlet of the water pump, characterized in that the inlet of the water pump is connected with a bath to create water circulation through the nozzle, while the nozzle includes a vortex chamber made with at least one inlet channel, the axis of symmetry of which is angled and laterally shifted in relation to to the axis of symmetry of the vortex chamber, and the output channel located along the axis of the chamber, the surface of which smoothly passes into the flat surface of the lower part of the nozzle perpendicular to the axis of symmetry of the vortex chamber, and the body is affected by suction of the skin into the nozzle by creating a vortex flow forming hydrodynamic vibrations pressure in the chamber with a frequency of 6-50000 Hz in the mode of self-oscillations and shock of water jets on the skin. 2. The method according to claim 1, characterized in that the vibro-vacuum massage is carried out at a flow rate of water Q through the vibro-vacuum nozzle in accordance with the dependence 7d ² ≤ Q≤ 30d ² , where Q is the flow rate of water through a vibro-vacuum nozzle (m ³ / s); d is the equivalent diameter of the input channel (m),

; S is the cross-sectional area of the input channel (m ² ). 3. The method according to claim 2, characterized in that the massage is carried out by moving the vibro-vacuum nozzle over the skin of a person along the fibers of muscle tissue. 4. A device for conducting vibro-vacuum massage containing a bath with water and a nozzle connected by a hose to the outlet of the water pump, characterized in that the inlet of the water pump is connected to the bath to create water circulation through the nozzle, while the nozzle includes a vortex chamber made with at least one inlet channel, the axis of symmetry of which is angled and laterally offset with respect to the axis of symmetry of the vortex chamber, and an outlet channel located along the axis of the chamber, the surface of which Lavna passes into a flat surface of the lower part of the nozzle, perpendicular to the axis of symmetry of the vortex chamber. 5. The device according to claim 5, characterized in that the angle φ between the axis of symmetry of the inlet and the axis of symmetry of the vortex chamber varies from 35 to 110 °. 6. The device according to claim 5, characterized in that the lateral displacement of the input channel of the vibro-vacuum massager with respect to the axis of symmetry of the vortex chamber is determined by the ratio (D-d) / 2≤ x≤ d, where x is the lateral displacement (m); d is the diameter of the input channel (m); D is the diameter of the vortex chamber (m). 7. The device according to claim 5, characterized in that the transition surface of the output channel into the flat surface of the nozzle is made in the form of a toroidal surface with a radius R, which is determined by the dependence D-d≤ R≤ 3D, where d is the equivalent diameter of the input channel (m); D is the diameter of the axisymmetric vortex chamber (m). 8. The device according to claim 8, characterized in that at least one fixed hemispherical protrusion is mounted on the flat surface of the output channel or a rotation body is installed, recessed into the flat surface of the lower part of the nozzle with the possibility of rotation around its axis. 9. The device according to claim 8, characterized in that the height h of the hemispherical shape of the protrusion or body of revolution is determined by the dependence

where P is the negative pressure in the axisymmetric output channel (Pa); D is the diameter of the axisymmetric hollow chamber (m); k is the coefficient of linear elasticity of water (Pa / m), determined empirically, P = 1.6ρ Q ² / d ⁴ , where ρ is the density of water (kg / m ³ ); Q is the maximum possible flow rate of water through the chamber (m ³ / s); d is the equivalent diameter of the input channel (m). 10. The device according to claim 1, characterized in that the spiral element is additionally installed in the vortex chamber for additional swirling of the water flow.