For those paying out of pocket, buying used can save save 25% - 50% off of purchasing the product new. Buyers can expect a product price of between $500 - $1,500 for a used stair lift. It should be emphasized that unless one is buying from professional refurbisher, this price very likely does not include installation.
Definitions for res ipsa loquitur. res ipsa loquitur(noun) a rule of evidence whereby the negligence of an alleged wrongdoer can be inferred from the fact that the accident happened.
Res gestae in American substantive law [edit]. In certain felony murder statutes,  res gestae  is a term defining the overall start-to-end sequence of the underlying felony. Generally, a felony's res gestae is considered terminated when the suspect has achieved a position of relative safety from law enforcement.