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DIAGNOSTIC AGENT meetings

Foreign code F080002050
File No. F080002050
Posted date Mar 27, 2009
Country WIPO
International application number 2007JP065012
International publication number WO 2008/018327
Date of international filing Jul 31, 2007
Date of international publication Feb 14, 2008
Priority data
  • P2006-215437 (Aug 8, 2006) JP
Title DIAGNOSTIC AGENT meetings
Abstract A diagnostic agent to be sprayed onto the inner wall of a digestive organ in an inspection through an endoscope, characterized by comprising an acidic aqueous solution of pH 1 to 5 which contains a dye in an intermediate or cold hue and at least one kind of acid selected from the group consisting of a carboxylic acid, hydrochloric acid, sulfuric acid and phosphoric acid. By spraying the above-described diagnostic agent onto the inner wall of a digestive organ in an inspection through an endoscope, a lesion site that can hardly specified can be clearly monitored. This agent is particularly suitable for monitoring a lesion site having cancer cells in the stomach or the Barrett's esophagus.
Scope of claims (In Japanese)
【請求項1】内視鏡で観察する際に消化器の内壁に散布するための診断薬であって、色素を含有するpH1~5の酸性水溶液からなることを特徴とする診断薬。

【請求項2】前記色素が中間色系又は寒色系の色素である請求項1記載の診断薬。

【請求項3】前記酸性水溶液がカルボン酸、塩酸、硫酸及びリン酸からなる群から選択される少なくとも1種の酸を含有する請求項1又は2記載の診断薬。

【請求項4】前記酸が、酢酸、リンゴ酸及びクエン酸からなる群から選択される少なくとも1種のカルボン酸である請求項3記載の診断薬。

【請求項5】前記カルボン酸の濃度が0.01~1mol/Lである請求項3又は4記載の診断薬。
  • Applicant
  • ※All designated countries except for US in the data before July 2012
  • National University Corporation Okayama University
  • Inventor
  • Kawahara, Yoshirou
IPC(International Patent Classification)
Specified countries AE AG AL AM AT AU AZ BA BB BE BF BG BH BJ BR BW BY BZ CA CF CG CH CI CM CN CO CR CU CY CZ DE DK DM DO DZ EC EE EG ES FI FR GA GB GD GE GH GM GN GQ GR GT GW HN HR HU ID IE IL IN IS IT JP KE KG KM KN KP KR KZ LA LC LK LR LS LT LU LV LY MA MC MD ME MG MK ML MN MR MT MW MX MY MZ NA NE NG NI NL NO NZ OM PG PH PL PT RO RS RU SC SD SE SG SI SK SL SM SN SV SY SZ TD TG TJ TM TN TR TT TZ UA UG US UZ VC VN ZA ZM ZW

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