THA Kinematics and Sound for Subjects for Normal, Diseased and Implanted Hips

Inclusion Criteria

• •Subjects will require a THA and will be implanted with either Summit/Pinnacle THA or Corail/Pinnacle THA.
• •Patients must be at least six months post-operative with no other surgical procedures conducted within the past six months that will prohibit them from performing the study activities.
• •Patients must be between 40-85 years of age.
• •Potential subjects will have a body weight of less than 250 lbs.
• •Participants must have Body Mass Index (BMI) of less than 38.
• •Potential subjects' THAs should be judged clinically successful with a HHS \>90.
• •Subjects must have demonstrated no evidence of post-operative hip subluxation or dislocation.
• •Subjects must not walk with a detectable limp and must be able to actively abduct their operated hip against gravity without difficulty.
• •Participants must be able to walk on level ground, ascend and descend a ramp and rise from a chair without assistance.
• •Patients from the physician's list who do not meet the study requirements will not be considered.
• •Patients must be willing to sign the Informed Consent (IC)/HIPAA form to participate in the study.
• •Patients must not have any kind of hip implant.
• •Subjects must not have had any type of hip surgery or any pathological hip conditions, including osteoarthritis, or hip pain.
• •Patients must be between the ages of 18 and 65.
• •Potential subjects will have a body weight of less than 250 lbs.
• •Participants must have BMI of less than 38.
• •Pregnant or potentially pregnant females will be excluded from the study. To satisfy radiation protocol, each female subject will be asked if she is pregnant, or possibly could be pregnant. A pregnant person will not be allowed to participate in the study.
• •Participants must be able to walk on level ground, ascend and descend a ramp and rise from a chair without aid of any kind or have had any kind of surgical procedure within the past 6 months that would affect his/her ability to perform the study activities.
• •Patients must be willing to sign the IC and HIPAA forms to participate in the study.
• •Patients must be between 160cm (5'3) and 193cm (6'4) tall