PROBLEM TO BE SOLVED: To provide an insertion system for detecting operation support information such as an insertion amount and a rotation amount of an insertion member, and a position, a shape, etc. of its leading end in order to accurately grasp a position and a direction of the insertion member.SOLUTION: An insertion system includes: an insertion part having at least a grip part, an insertion point inserted into an analyte, and an insertion channel that penetrates the insertion point from the base end to the leading end an insertion member inserted into the insertion channel a first state detector provided at the insertion part for detecting information for calculating at least one of an insertion amount in an insertion direction along a longitudinal direction of the inserted insertion member, and a rotation amount of the insertion member rotating around its central axis along the insertion direction and a calculation part for calculating operation support information from the result of the detection by the first state detector.COPYRIGHT: (C)2014,JPO&INPIT【課題】挿入部材の位置及び方向を正確に把握するために、挿入部材の挿入量、回転量、先端の位置や形状等の操作支援情報を検出する挿入システムを提供することである。【解決手段】挿入システムは、少なくとも把持部と被検体に挿入される挿入部位と挿入部位の基端から先端まで貫通する挿入チャンネルとを有する挿入部と、挿入チャンネルに挿入される挿入部材と、挿入部に設置され、挿入された前記挿入部材の長手方向に沿った挿入方向の挿入量及び、挿入方向に沿う挿入部材の中心軸の周りに回転する回転量の少なくとも一方を算出するための情報を検出する第1の状態検出器と、第1の状態検出器の検出結果から操作支援情報を算出する算出部と、を有する。【選択図】図1
