Synchromed II programmable pump, Model numbers 8637-20 and 8637-40
There is a potential for the presence of a foreign particle inside the pump motor assembly which could interfere with the motor gear rotation and lead to a permanent motor stall.
US and Canada, Asia -Pacific (APAC), China, Europe, Middle East and Africa (EMAE), Latin America (LATAM)
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-0508-2020