This obituary is a part of a sequence about individuals who have died within the coronavirus pandemic. Examine others right here.
Within the early Seventies, the sector of neuroradiology was nonetheless in its adolescence, and amongst its early practitioners was Dr. John Bentson, at UCLA Medical Heart in Los Angeles. As he helped sufferers with assistance from new expertise just like the CT scan and pc imaging, he noticed a chance for innovation.
A subspecialty of radiology, neuroradiology includes diagnosing and treating illnesses within the mind, spinal twine and nerves. One instrument utilized in remedy is the mix of an angiographic guidewire and catheter, primarily a slender wire and tube. Inserted by means of the leg, it may possibly assist with the injection of distinction dye for diagnostic mind imaging and the remedy of aneurysms. On the time, nevertheless, guidewires have been inflexible and at worst might injure a blood vessel. Dr. Bentson determined to design a greater sort.
He conceived of a extra supple guidewire that additionally featured a versatile tip, and after UCLA constructed an early prototype for him, different neuroradiologists began utilizing his mannequin. Cook dinner Medical started manufacturing the machine in 1973, and it’s nonetheless in use as we speak, generally often called a Bentson guidewire.
Dr. Bentson died at 83 on Dec. 28 at a hospital in Los Angeles. The trigger was issues of Covid-19, his daughter Dr. Erika Drazan mentioned.
“He preferred to push boundaries if he thought he might assist the affected person,” she mentioned. “He preferred saying that the vessels within the physique are identical to a tree, and that he might get the place he needed by means of them by really feel.”
Hundreds of sufferers have benefited from his innovation, The American Society of Neuroradiology mentioned after his demise.
John Reinert Bentson was born on Could 15, 1937, in Viroqua, Wis., to Carl and Stella (Hagen) Bentson, who have been of Norwegian heritage. He was raised on his household’s dairy farm, going to high school within the winter on picket skis. His mom ready Norwegian fare like lutefisk.
A grandfather inspired him to go away the farm and pursue larger training. Dr. Bentson graduated from the College of Wisconsin-Madison with a B.S. in chemistry in 1957 and earned his M.D. at its medical college in 1961.
He traveled to the rain forests of Peru in 1965 as a medic on a missionary group, and a tribe he labored there with taught him easy methods to hunt with a spear. He served as a radiologist within the U.S. Military in South Korea, exploring the nation in his spare time on a motorbike. He married Sheridan Murphy in 1969.
That 12 months, Dr. Bentson joined the UCLA Medical Heart, and he grew to become the chief of its neuroradiology division in 1971. He held the place for 3 many years till he stepped down in 2002 however continued to work on the hospital earlier than retiring in 2014.
Along with his daughter, who’s a pediatrician, he’s survived by his spouse; one other daughter, Krista; a son, Derek; and 6 grandchildren.
Dr. Bentson didn’t trademark the machine named after him and by no means profited a lot. He harbored no regrets although, mentioned his daughter, and he was glad to know that his machine continued to assist folks. A number of years in the past, she bumped into somebody who works for Cook dinner Medical.
“My dad invented that guidewire you promote,” she mentioned.
“Your dad is John Bentson?” he replied.
The corporate quickly despatched Dr. Bentson a shock package deal: a glass show containing a coiled Bentson guidewire together with an inscription thanking him for his contributions to neuroradiology. Dr. Bentson hung the plaque on his wall.