PROBLEM TO BE SOLVED: To provide a sound collecting means for amplifying internal sound without using an electric amplifier at low cost without electric trouble, in a system for transmitting the internal sound and external sound collected by the sound collecting means to a diagnostic means in a remote place with a transmission/reception means and diagnosing a living body to be diagnosed, or the like.SOLUTION: In the remote diagnostic system having the sound collecting means of internal sound and external sound, a remote diagnostic means for a living body to be diagnosed or the like by the internal sound or the external sound, and a transmission/reception means for connecting both means, the sound collecting means has the following means: first, an internal sound collecting part and an external sound collection part for a living body to be diagnosed or the like second, a microphone for converting the internal sound and the external sound into an electric signal and transmitting it to the transmission reception means inside a case and third, a separation structure part for the internal sound and the external sound and an amplifying structure part for amplifying the internal sound which are implemented inside the case by case design that is not an electric means.COPYRIGHT: (C)2012,JPO&INPIT【課題】集音手段で収集した内部音と外部音を送受信手段で遠隔地にある診断手段に送り、診断対象生体などの診断を行うシステムにおいて、内部音の増幅に、電気的増幅器を用いず、増幅を行い、低コストで、電気的トラブルのない集音手段を提供する。【解決手段】内部音と外部音の集音手段と、内部音及び又は外部音より行う診断対象生体などの遠隔診断手段と、両手段を繋ぐ送受信手段を有する遠隔診断システムにおいて、集音手段が次の手段を有する。第1に、診断対象生体などの内部音集音部と、外部音集音部とを有する。第2に、筺体内部に内部音及び外部音を電気的信号に変換して送受信手段に送るマイクロフォンを有する。第3に、内部音と外部音との分離構造部及び内部音を増幅する増幅構造部とを筐体内部に電気的手段でない筐体設計により実現する。【選択図】 図1