Misidentification of Alphanumeric Symbols

The English language uses the Latin alphabet with 26 letters and a numeric system with 10 numerals. These alphanumeric symbols (letters and numerals) work well most of the time when used to communicate information. However, problems may arise during written or electronic communication because of similarities in appearance of the alphanumeric symbols we use.

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Medical Devices: Who Needs to Read Device Instructions?

Essentially all medical devices used in hospitals come with a user instruction manual, commonly called Instructions for Use (IFU) or Directions for Use. Typically an IFU includes basic, operational “how to” information as well as pages of warnings, cautions, and other general or device-specific information beyond simply how to operate the device. 

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