The purpose of this study is to determine whether the Torino II device, which emits a pulsed electromagnetic field), will help to decrease pain and swelling after knee replacement surgery, and thereby decrease the use of narcotic medications after surgery.
The investigators are conducting a research study to determine if the Torino II, a pulsed electromagnetic fields (PEMF) device is helpful in reducing postoperative pain and swelling after total knee replacement surgery. Postoperative pain and swelling may cause discomfort that may directly influence functional recovery after surgery. By reducing pain and swelling immediately following surgery,the use of high doses of narcotic, NSAID, and Tyelenol pain killers can be reduced, and possibly avoided. Recovery can be maximized, as well. The PEMF device that is being used (the Torino II) is distributed by Ivivi Health Sciences, and has been approved by the FDA for the treatment of pain and swelling following surgery. The device is non-invasive, and is fixed onto the outside of the dressing with Velcro straps. The device will give off electromagnetic pulses to target pain relief in the knee. PEMF devices have been in clinical use for decades, and to date, no reported side effects have occurred. It is important to note that treatment will still follow the standard Meritus Medical Center protocol for knee replacement surgery. This includes pain medication, icing, and physical therapy. This standard protocol will be followed no matter what study group patients are assigned to. Participation in this study or lack thereof will not change the treatment protocol.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
40
Device is giving treatment for 15 minutes every 2 hours for a total of two weeks.
Device is designed to appear to be giving treatment when it is not actually giving treatment. Patients will wear this for a duration of two weeks.
Center for Joint Surgery and Sports Medicine
Hagerstown, Maryland, United States
RECRUITINGPain
Pain is measured on a scale of 0-10, which is the VAS scale used by most hospitals, including Meritus Medical Center. 0 indicates no pain, while 10 indicates the worst pain possible.
Time frame: 2 weeks
Edema (Swelling)
Swelling will be measured by using a disposable tape measure to measure the circumference of the patient's knee at the mid-patellar region. This will be measured in millimeters.
Time frame: 2 weeks
Narcotic Pain Medications
Patients will record their use of pain and anti-inflammatory medications.
Time frame: 2 weeks
Range of Motion
Patient range of motion in degrees will be measured, for flexion and extension.
Time frame: 2 weeks
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