PROBLEM TO BE SOLVED: To provide an attachment for wheelchairs capable of securing safety when traveling in a wheelchair, with an instrument coupled to a rear part of the wheelchair, and medical facility system.SOLUTION: A medical facility system 1 includes holding means 1400 provided at a rear part of a wheelchair for supporting a support 94. The holding means 1400 includes a front-part support 1411 disposed at a front side of the support 94, and a rear-part support 1421 disposed at a rear side of the support. A clearance between the front-part support 1411 and the rear-part support 1421 is longer than a longitudinal length of the support 94.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2016,JPO&INPIT【課題】車椅子の後部に機器を連結しつつ、車椅子の走行時の安定性を確保することができる車椅子用アタッチメント及び医療設備システムを提供する。【解決手段】医療設備システム1は、車椅子の後部に設けられ、支柱部94を保持する保持手段1400を備え、保持手段1400は、支柱部94の前側に配置される前部保持部1411と、支柱部の後側に配置される後部保持部1421と、を有し、前部保持部1411と後部保持部1421との離間距離は、支柱部94の前後方向の長さよりも長いことを特徴とする。【選択図】図2