Jefferson Parish Sheriff’s Office deputies are searching for a woman who brandished a gun at Ochsner Medical Center staffers while demanding the release of her juvenile granddaughter from the Old Jefferson facility Friday evening, according to authorities.

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No shots were fired and no one was injured, said Capt. Jason Rivarde, spokesman for the Sheriff’s office. But the 66-year-old woman left the hospital with the girl, whose age was not released.

The unidentified woman went to the hospital's pediatric emergency room, located at 1500 Jefferson Highway, about 5 p.m. Her granddaughter was being treated there, according to Rivarde. The Sheriff's Office did not say why the girl was being treated.

The woman pointed a gun at a security guard and other staffers while demanding that her granddaughter be released, Rivarde said. She and the child then left.

An Ochsner Medical Center spokesperson said in a statement that hospital staff immediately followed their emergency and safety protocols during the incident and no one was harmed.

"Ochsner would like to re-assure all employees, patients and visitors of their safety while at any of our facilities," the statement said. "We take security very seriously and are vigilant about keeping our campus, employees, patients and visitors safe at all times.

"We are unable to comment further as we are working with the proper authorities during this investigation and giving them our complete cooperation."

No other details were available.

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