An ultrasound-guided modified iliac fascia and sacral plexus block application in a critically ill patient undergoing artificial femoral head replacement surgery: a case report.

Background: Hip fractures have become a significant clinical concern on a global scale in recent years. The burgeoning aging population has exacerbated this issue, leading to a rise in the number of hip fracture cases coupled with concomitant geriatric ailments. Therefore, it poses a huge challenge to anesthesiologists with the increasing number of critically ill patients who are not suitable for general anesthesia and intrathecal anesthesia.

Effect of high flow nasal cannula oxygenation on incidence of hypoxia during sedated gastrointestinal endoscopy in patients with obesity: multicentre randomised controlled trial.

Objective: To determine whether high flow nasal cannula (HFNC) oxygenation can reduce the incidence of hypoxia during sedated gastrointestinal endoscopy in patients with obesity.

Design: Multicentre, randomised, parallel group trial.

Setting: Three tertiary hospitals in Shanghai, China.