Photodynamic balloon catheter system

• Main Author: JI PEIHONG
• Format: Patent
• Language: Chinese; English
• Published: 10.01.2023
• Subjects: CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES; DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; HUMAN NECESSITIES; HYGIENE; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES; MEDICAL OR VETERINARY SCIENCE; METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL

The invention discloses a photodynamic balloon catheter system which comprises a catheter body with a near end and a far end opposite to each other; the balloon is fixed at the far-end part of the catheter body; the optical fiber assembly is inserted into the tube body and is provided with a light-emitting part extending to be adjacent to the balloon; an auxiliary material and a photosensitizer are loaded on the surface of the balloon in a coating manner; the photosensitizer can activate the collagen and the elastin to crosslink the collagen and the elastin under the light wavelength of 400-460 nm; the auxiliary materials comprise an active medicine and a sustained release material wrapping the active medicine, and the active medicine is at least one of paclitaxel, rapamycin, zotalimus, tacrolimus, everolimus, temrolimus, zorolimus, biolimus, docetaxel, protein binding type paclitaxel and protein binding type dexamethasone. According to the photodynamic balloon catheter system, the utilization rate of the act