Inclusion:  Adult patient admitted to the trauma service at Penrose Hospital Willing and able to comply with all requirements of the study Active diagnosis of rib fractures Male or female 18 years and older Able to provide written informed consent to participate in the study Must be physically able to don and use the splinting device independently without assistance.  Exclusion:  <18 years old History of pulmonary disease, lobectomy, or lung transplant Current smoker of tobacco products Diagnosis of flail chest Pregnant Women Prisoners Cognitively Impaired; must be alert and oriented x 3