https://pmc.ncbi.nlm.nih.gov/articles/PMC29040/
Percutaneous tracheostomy: comparison of Ciaglia and Griggs techniques - PMC
Although the standard tracheostomy described in 1909 by Jackson has been extensively used in critical patients, a more simple procedure that can be performed...
percutaneous tracheostomycomparisongriggstechniquespmc