Methods 20 patients with painless acute myocardial infarction were observed and treated.

方法：对我科20例无痛性急性心肌梗死患者进行观察和治疗。

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Portable devices with painless laser beams could soon replace X-rays as a non-invasive way to diagnose disease.

带有无痛激光束的便携设备可能将迅速取代X射线成为诊断疾病得力工具。

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Objective To explore the influence of psychological intervention on the patients with painless induced abortion.

目的探讨心理干预对无痛人流患者的影响。

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The MV900F seamlessly interfaces with Samsung's line of SMART televisions, Blu-ray players, mobile PCs and smartphones for a truly unique and integrated ecosystem with painless sharing and synching across all devices.

ENGADGET: Samsung updates MultiView camera lineup with MV900F point-and-shoot for $350, we go hands-on

The prospect of replacing the needle with a painless breath of insulin has tantalized scientists for 80 years.

FORBES: Magazine Article

Twenty years from now looking back, would you rather have opted for painful, or is painless just fine with you?

FORBES: Painless Ways to Save Money and Increase Your Wealth