PROBLEM TO BE SOLVED: To provide an auxiliary fence which can plurally be attached to a bed device.SOLUTION: An auxiliary fence 15, which can be attached to a support tube 39 provided at a bed device 10, comprises an attachment part to be attached to the support tube 39; and an attached part 62 to have a drip support tool attached thereto. This makes it possible to attach the drip support tool to the attached part 62 of the auxiliary fence 15 while the auxiliary fence 15 is attached to the support tube 39.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】複数の補助柵を寝台装置に取付けることができる補助柵を提供する。【解決手段】寝台装置10に設けられた支持筒体39に取付けられる補助柵15であって、支持筒体39に取付けられる取付け部と、点滴支持具が取付けられる被取付け部62と、を備えている。これにより、補助柵15を支持筒体39に取付けた状態で、点滴支持具を補助柵15の被取付け部62に取付けることができる。【選択図】図1