noun
hemoglobinometer
Medical instrument for measuring hemoglobin concentration in blood. Technical term used in clinical settings.
血色素計で患者のヘモグロビン値を測定した。
We measured the patient's hemoglobin level with a hemoglobinometer.
Compound of 血色素 (hemoglobin) + 計 (meter). The exact historical derivation is uncertain, but the components transparently indicate a hemoglobin-measuring device.