Zhaohua Chang

7 Patents

• US125993912026

  Electrode Balloon Catheter and High-voltage Generation Processing Device

  SHANGHAI MICROPORT ROTAPACE MEDTECH CO., Ltd.

  0 cites
• US125512312026

  Driving Device and Rotary Grinding Apparatus

  SHANGHAI MICROPORT ROTAPACE MEDTECH CO., Ltd.

  0 cites
• US124849482025

  Flow Regulating Assembly and Flexible Cryoprobe with Adjustable Flow

  ACCU TARGET MEDIPHARMA (SHANGHAI) CO., Ltd.

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• US122458012025

  Adjustable Cryoablation Needle

  ACCU TARGET MEDIPHARMA (SHANGHAI) CO., Ltd.

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• US122393552025

  Balloon Catheter and Ablation System

  SHANGHAI MICROPORT EP MEDTECH CO., Ltd.

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• US122137192025

  Cryoadhesion Apparatus

  ACCU TARGET MEDIPHARMA (SHANGHAI) CO., Ltd.

  0 cites
• US116792392023

  Double-layer Cryogenic Inflatable Balloon

  Accutarget Medipharma (Shanghai) Co., Ltd.

  0 cites