DCHP-1 Online
spring-pole Fur Trade 
n. a kind of set (def. 1) that consists of a resilient sapling having a snare or trap attached to the top and being bent over so that when the trap is sprung, the caught animal is hoisted in the air.
See also: set (def. 1) tossing-pole twitch-up
- 1924 The animals caught are almost always immediately choked to death by the action of the spring pole when the snare is pulled.
- 1956 [It is] more humane than a mink dangling from another trap on a spring pole.
- 1924 The animals caught are almost always immediately choked to death by the action of the spring pole when the snare is pulled.