All medical aids and equipment should come with a guarantee and after-sale assistance from a trustworthy vendor. During the... moreAll medical aids and equipment should come with a guarantee and after-sale assistance from a trustworthy vendor. During the time frame covered by the guarantee, the purchaser is safeguarded against any flaws or failures in construction. To keep the equipment in top shape and reduce downtime, after-sale support, such as technical help and servicing, is necessary.