Fig. 1From: Topical cutaneous application of carbon dioxide via a hydrogel for improved fracture repair: results of phase I clinical safety trialVital signs of patient cohort. The horizontal axis represents days. The dashed line shows the values measured before CO2 therapy, and the solid line shows the values measured after CO2 therapy. a Pulse, b systolic blood pressure, c diastolic blood pressure, d body temperature, and e SpO2Back to article page