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ErgoPractice News

Loupes

Prescription of Eyeglasses and Custom TTL Loupes

ErgoPractice News – October 2021 By Jin Chang PhD [email protected] Properly fitted loupes can play two important roles improving vision and improving working posture. We reviewed the effect of the viewing angle (declination angle) of loupes on the neck posture and identified that improperly fitted loupes are the main cause of chronic neck pain. With […]

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Ergonomics / Working-Pain

Tips for Buying Truly Ergonomic Loupes

ErgoPractice News – August 2021 By Jin Chang PhD [email protected] Summary Excessive neck and/or head tilt is the main cause of clinicians’ neck pain. Holding any body part out of balance stresses the supporting muscles and skeletal structure. Doing this for days and years on end can lead to excruciating pain and irreparable injury. Stress […]

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Dental

LED Headlights as Clinical Illumination: Questions Raised by Clinicians and Answers

ErgoPractice News – July 2021 By Jin Chang PhD [email protected] Traditional illumination systems used thermal light sources such as halogen and xenon which have continuous spectral distributions, but white LED lights consist of two spectral bands: “Blue” spectral band and “Green-Red” spectral band. Figure 1 shows spectral distributions of four light sources: two thermal light […]

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Dental

What They Didn’t Teach You About Selecting Loupes in School!

ErgoPractice News – June 2021 By Jin Chang PhD [email protected] Selection Guide of Loupes When we purchase loupes, we should consider several important factors such as loupe mounting styles, magnification power, field size, declination angle, frame design, nose pad options, and maintenance cost. These factors are evaluated based on working distance, working posture (sitting or […]

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Eye-Safe LED Headlights

What They Didn’t Teach You About Dental Lights in Dental School!

ErgoPractice News – May 2021 By Jin Chang PhD [email protected] Summary Key selection factors of dental LED headlights are “balanced spectral distribution” (i.e., the peak of the blue spectral band is similar to the peak of the green-red spectral band) and “uniform and consistent beam pattern” which should not vary as the working distance changes. […]

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Loupes

Evolution of Loupes and Unique Advantages of SurgiTel Ergonomic FLM Loupes

ErgoPractice News – April 2021 By Jin Chang PhD [email protected] Some of the clinicians who have used SurgiTel Front-Lens-Mounted (FLM) loupes do not like Through-The-Lens (TTL) loupes because the magnified field size of TTL loupes is too large (more than needed) and the blind spot (or called scotoma) of TTL loupes between the peripheral visual […]

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Ergonomics / Working-Pain

The Hidden Cost of Non-Ergonomic Loupes and Cool/Blue-Tinted LED Headlights

ErgoPractice News – March 2021 By Jin Chang PhD [email protected] Loupes and LED headlights have become essential for the practice of dentistry and surgery, but they can be detrimental to the health of users if not made properly. Improperly fitted loupes can cause chronic pain in neck and upper shoulders1 and the strong blue light […]

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Dental

Designed for Female Clinicians: SurgiTel Ergonomic Loupes and LED Headlights

ErgoPractice News – February 2021 By Jin Chang PhD [email protected] SurgiTel Products Designed for Female Clinicians Recognizing physical differences between female clinicians and male clinicians, SurgiTel has developed loupes and LED lights that meet special requirements of female clinicians. The main physical differences of the average female clinician compared to the average male clinician are […]

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Ergonomics / Working-Pain

A New Start to Practice Dentistry and Surgery Pain-Free: Resolve to Protect Your Health in 2021

ErgoPractice News – January 2021 By Jin Chang PhD [email protected] A New Start to Practice Dentistry and Surgery Pain-Free: Resolve to Protect Your Health in 2021 Two major health risks faced by dental professionals as well as surgeons are chronic pain in the neck and shoulder caused by using improperly fitted loupes and potential age-related […]

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