Attorneys are asking a judge to dismiss a $50 million proposed class-action lawsuit against Knoxville, Tenn.-based Clarence "Buzz" Nabers, DDS, who allegedly exposed thousands of patients to infectious diseases, according to USA Today affiliate Knox News.

Dentists nationwide are purchasing UV light technology to mitigate the spread of COVID-19 in their practices, but there are many factors to consider before buying these costly products, according to CNBC.

Many dentists are considering the use of air filters, UVC lights and suction devices to help reduce aerosols as their practices reopen, but there is a lack of messaging on how to effectively incorporate these products, according to the American Dental Association.

The CDC released infection prevention and control guidelines this week for offices resuming nonemergency dental care during the pandemic.

Dental patients in San Francisco must receive a COVID-19 test before procedures that can produce dental aerosols, excluding emergencies, according to ABC's KABC-TV.

The FDA removed its emergency use authorization for some KN95 masks made in China after they failed to meet a filtration efficiency rate of 95 percent during testing by the National Institute for Occupational Safety and Health.

Orders allowing Arkansas dentists to resume elective procedures are "ill-conceived" and "sow confusion and disorder," according to a letter from the Arkansas State Dental Association, KATV News reports.

Dentists in West Virginia said they were disappointed after each receiving a large box of personal protective equipment, only to find a handful of supplies inside, according to WCHS.

The Centers for Disease Control and Prevention released guidelines for dental professionals who may have been exposed to COVID-19 during emergency care.

Routine dental care may never be the same, and visits to the dentist are more likely to resemble hospital visits due to screening and safety precautions, Alec Parker, DMD, executive director of the North Carolina Dental Society, told the Charlotte Observer.

The American Dental Association released guidelines to prevent the purchase of counterfeit N95 masks.

The nation's leading dental associations are calling on Congress to expand the non-payroll costs allowable for the Paycheck Protection Program to include personal protective equipment costs as dental offices reopen nationwide amid the pandemic.

About 90 percent of dental practices reported concern about their PPE supply amid the pandemic, according to a survey from dental supply company Net32.

The CDC released interim dental infection control measures for treating emergency patients April 27.

One Nebraska dentist detailed the reopening process under new guidelines amid the COVID-19 pandemic, as reported by ABC affiliate KLKN.

Ohio dental offices are allowed to reopen May 1, though one dental hygienist is urging nonemergency patients not to visit, citing a lack of personal protective equipment and safety concerns, according to radio station WOSU.

Some Indiana dentists are excited to resume elective procedures, despite new processes and regulations to protect patients and staff from COVID-19, according to WSBT.

The American Dental Association has developed a toolkit to help dentists return to work while taking precautions to protect staff, patients and themselves from COVID-19.

Gary Moore, DDS, a dentist in Colorado Springs, Colo., is creating negative air pressure rooms in his dental office so he can see patients.

A dentist in Oklahoma is asking for donated sleep apnea machines to create respirator masks for front-line healthcare workers, CBS affiliate News On 6 reports.