ANNULAR DEVICE FOR TREATING POSTERIOR OCULAR DISEASE

• Main Authors: MATSUNAGA TORU, KANDA ATSUHIRO, ISHIDA SUSUMU, SATO TAKAO, NODA KOSUKE, OBATA HARUKA, OGUCHI TAKESHI
• Format: Patent
• Language: English; Japanese
• Published: 13.09.2018
• Subjects: BANDAGES, DRESSINGS OR ABSORBENT PADS; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; PROSTHESES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS; TREATMENT OR PROTECTION OF EYES OR EARS

PROBLEM TO BE SOLVED: To provide a medical-use device containing medicine which is capable of treating disease of posterior ocular tissue for a longer period of time comparing to prior art.SOLUTION: The objective is solved by a medical-use annular device containing anionic medicine contains: (1) anionic medicine; and (2) copolymer which contains, as constituent components, cationic monomer containing alkyl quaternary ammonium compound having substituted or unsubstituted aralkyl group and condensate of (meth)acrylate or salt thereof, and monomer copolymerizable with them, and is hollow annular for treating disease of posterior ocular tissue.SELECTED DRAWING: Figure 2 【課題】本発明の目的は、従来技術に比して、後眼部組織の疾患を長期的に治療することが可能である薬物含有医療用デバイスを提供することにある。【解決手段】上記目的は、（１）アニオン性薬物；及び（２）構成成分として、置換又は非置換のアラルキル基を有するアルキル４級アンモニウム化合物及び（メタ）アクリル酸の縮合物又はその塩を含むカチオン性モノマーと、これらと共重合可能なモノマーとを含む共重合体を含み、かつ、後眼部組織の疾患を治療するために中空環状である、アニオン性薬物含有医療用環状デバイスにより解決される。【選択図】図２