April 28, 2026
How NMPA Class III Medical Device Approval Works in China
Practical primer on NMPA Class III medical device approval — classification, clinical trial, technical review, and what's different for surgical robots.
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April 28, 2026
NMPA Innovative Medical Device Green Channel Explained
How China's NMPA Innovation Green Channel works — qualification criteria, priority review benefits, and how surgical robots have used this pathway.
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Optical Tracking vs Electromagnetic Navigation in Surgery
Optical and electromagnetic tracking are the two main surgical navigation technologies. How each works, accuracy tradeoffs, and which procedures favor each approach.
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Reading NMPA Registration Numbers: Decoding the Format
NMPA numbers encode approval year, device class, and category prefix. Learn to read 国械注准/国械注进 format using real examples from Chinese medical robots.
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Single-Port vs Multi-Port Robotic Surgery
Single-port and multi-port robotic surgery differ fundamentally in incision count, instrument triangulation, and complexity. A technical and clinical comparison.
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Total Knee Arthroplasty (TKA) vs Unicompartmental (UKA) Explained
TKA replaces the entire knee joint; UKA replaces only the damaged compartment. How each procedure works, patient selection criteria, and the role of robotic assistance.
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What is Master-Slave Control in Surgical Robots
Master-slave control is the core architecture of surgical robots — how it works, what motion scaling and tremor filtering do, and why it matters clinically.
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What is Percutaneous Coronary Intervention (PCI)
PCI treats blocked coronary arteries via catheter through the wrist or groin — no open surgery needed. How it works, its indications, and the role of robotics.
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What is Transbronchial Lung Biopsy and Why Robots Help
Transbronchial lung biopsy samples peripheral lesions through the airway tree. Robotic bronchoscopes extend reach to lesions conventional scopes cannot access.
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Why China is Pivoting to Domestic Surgical Robots
China's shift toward domestic surgical robots reflects cost pressure, NMPA policy, surgeon training capacity, geopolitical supply risk, and a maturing domestic tech base.
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