Improvement of ride quality for patient lying in ambulance with a new hydro-pneumatic suspension

• Published in: Advances in mechanical engineering Vol. 11; no. 4
• Main Authors: Tan, Bohuan, Wu, Yang, Zhang, Nong, Zhang, Bangji, Chen, Yuanchang
• Format: Journal Article
• Language: English
• Published: London, England SAGE Publications 01.04.2019; Sage Publications Ltd; SAGE Publishing
• Subjects: Ambulances; Blood pressure; Braking; Computer simulation; Damping; Density; Design parameters; Dynamic models; Eigenvalues; Eigenvectors; Emergency procedures; Emergency vehicles; Hydrodynamic equations; Nausea; Passenger comfort; Pitch (inclination); Pressure head; Rolling motion; Rolling resistance; Stability; Steering; Stiffness; Suspension systems; Vibration; Lying patient; ambulance; motion-mode energy; parameter design; hydro-pneumatic suspension
• ISSN: 1687-8132; 1687-8140
• DOI: 10.1177/1687814019837804

Instability caused by emergency braking and steering during ambulance operation would easily lead to a sharp rise of blood pressure in patient’s head, which would further cause a secondary injury to the patient. Furthermore, the vibration generated by uneven road would result in patient’s nausea and...