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How does Optical Coherence Tomography reduce motion artifacts?
Aug 08 , 2025
1.Improvements at the hardware level (1) Increase the scanning speed Frequency domain OCT (FD-OCT) : Compared with time domain OCT (TD-OCT), FD-OCT has A faster scanning speed (up to tens of thousands to hundreds of thousands of A-scans per second), significantly reducing artifacts caused by patients' minor movements (such as eye tremors and breathing). Swept-frequency OCT (SS-OCT) : By rapidly tu...
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Who is Vein Finder suitable for?
Aug 08 , 2025
1. Patients with difficulty in venipuncture Typical population Obese people (with thick subcutaneous fat layers and deeply hidden veins). Infants and children (with thin blood vessels and low cooperation). The elderly (with poor vascular elasticity and prone to rolling). Patients who have received long-term intravenous infusion or chemotherapy (with hardened blood vessels and many scars). Scene va...
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Tips for Vein Finder to successfully draw blood
Aug 12 , 2025
1. Equipment selection and calibration (1) Select the appropriate Vein Finder type Infrared type (such as ZD Medical Vein Finder Systemr) : Suitable for superficial veins (back of the hand, forearm, leg and so on). Portable (such as wireless handheld type) : Suitable for emergency or mobile blood collection. (2) Equipment calibration and environmental adjustment Adjust the brightness/contrast: Ens...
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