rackett

thumb|right|300px|Racketts, from Michael Praetorius' [[Syntagma Musicum Theatrum Instrumentorum seu Sciagraphia (1619)]]

The rackett, raggett, cervelas, or sausage bassoon is a Renaissance-era double reed wind instrument, introduced late in the sixteenth century and already superseded by bassoons at the end of the seventeenth century.