Trademark: Vital Signs Monitor SureSigns VS. Technical Name: Vital Signs Monitor. ANVISA registration number: 10216710328. Risk class: III. Affected Model: SureSigns VSi; SureSigns VS2 +. Serial numbers affected: Model: SureSigns VSi; Serial Numbers: CN42728255 and CN42728256; Model: SureSigns VS2 +; Serial Numbers: CN42728253 and CN42728254