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Zhaohua Chang

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  • Pudong New Area, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable cryoablation needle
    • Patent number 12,245,801
    • Issue date Mar 11, 2025
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi Yang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Balloon catheter and ablation system
    • Patent number 12,239,355
    • Issue date Mar 4, 2025
    • SHANGHAI MICROPORT EP MEDTECH CO., LTD.
    • Zhaohua Chang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Cryoadhesion apparatus
    • Patent number 12,213,719
    • Issue date Feb 4, 2025
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi Yang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Double-layer cryogenic inflatable balloon
    • Patent number 11,679,239
    • Issue date Jun 20, 2023
    • AccuTarget MediPharma (Shanghai) Co., LTD.
    • Chi Yang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Intervention medical device and preparation thereof
    • Patent number 9,226,994
    • Issue date Jan 5, 2016
    • Shanghai MicroPort Medical (Group) Co., Ltd.
    • Junfei Li
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    J-T SLOT POSITION-ADJUSTABLE CRYOABLATION NEEDLE
    • Publication number 20250032163
    • Publication date Jan 30, 2025
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    VACUUM WALL POSITION ADJUSTABLE CRYOABLATION NEEDLE
    • Publication number 20250009405
    • Publication date Jan 9, 2025
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    CRYOABLATION NEEDLE HAVING J-T DOUBLE-CHANNEL
    • Publication number 20250000563
    • Publication date Jan 2, 2025
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ELECTRODE BALLOON CATHETER
    • Publication number 20240423654
    • Publication date Dec 26, 2024
    • SHANGHAI MICROPORT ROTAPACE MEDTECH CO., LTD.
    • Xiaofei JI
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    INTRAOCULAR LENS
    • Publication number 20240335276
    • Publication date Oct 10, 2024
    • Microport Visionpower Medtech (Shanghai) Co Ltd
    • Moqiang GUO
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ULTRASONIC EMULSIFIER
    • Publication number 20240216171
    • Publication date Jul 4, 2024
    • MICROPORT VISIONPOWER MEDTECH (SHANGHAI) CO., LTD.
    • Weixin DENG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ELECTRODE BALLOON CATHETER AND HIGH-VOLTAGE GENERATION PROCESSING D...
    • Publication number 20240173044
    • Publication date May 30, 2024
    • SHANGHAI MICROPORT ROTAPACE MEDTECH CO., LTD.
    • Rende CHEN
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    PROBE DEVICE
    • Publication number 20240091061
    • Publication date Mar 21, 2024
    • Microport Visionpower Medtech (Shanghai) Co Ltd
    • Renquan YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    MULTICHANNEL CRYOABLATION SYSTEM AND CONTROL METHOD THEREFOR
    • Publication number 20240016531
    • Publication date Jan 18, 2024
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • WEIQIU YU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    DRIVING DEVICE AND ROTARY GRINDING APPARATUS
    • Publication number 20240008892
    • Publication date Jan 11, 2024
    • Peifeng LIU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    FLOW REGULATING ASSEMBLY AND FLEXIBLE CRYOPROBE WITH ADJUSTABLE FLOW
    • Publication number 20230293220
    • Publication date Sep 21, 2023
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    CRYOADHESION APPARATUS
    • Publication number 20230000537
    • Publication date Jan 5, 2023
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    DOUBLE-LAYER CRYOGENIC INFLATABLE BALLOON
    • Publication number 20220273917
    • Publication date Sep 1, 2022
    • AccuTarget MediPharma (Shanghai) Co., LTD.
    • Chi YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ADJUSTABLE CRYOABLATION NEEDLE
    • Publication number 20220160412
    • Publication date May 26, 2022
    • ACCU TARGET MEDIPHARMA (SHANGHAI) CO., LTD.
    • Chi YANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    BALLOON CATHETER AND ABLATION SYSTEM
    • Publication number 20220110669
    • Publication date Apr 14, 2022
    • Zhaohua CHANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    STENT FOR A BIFURCATED VESSEL
    • Publication number 20130304191
    • Publication date Nov 14, 2013
    • Xu Cai
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    INTERVENTION MEDICAL DEVICE AND PREPARATION THEREOF
    • Publication number 20130296806
    • Publication date Nov 7, 2013
    • SHANGHAI MICROPORT MEDICAL (GROUP) CO LTD
    • Junfei Li
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Radio Frequency Ablation System with Joule-Thomson Cooler
    • Publication number 20080154258
    • Publication date Jun 26, 2008
    • AccuTarget MediPharma (Shanghai) Corp. Ltd.
    • Zhaohua Chang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE