Knee Replacement News and Research

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ACR, AAHKS release new guideline to reduce joint infections after total hip and knee replacements

According to a new guideline released by the American College of Rheumatology and American Association of Hip and Knee Surgeons, the risk of joint infection resulting from total hip and knee replacements can be reduced with careful management of anti-rheumatic medications during the perioperative process.

16 Jun 2017

Higher BMI linked to increased complication risks after shoulder joint replacement surgery

For patients undergoing shoulder joint replacement surgery (arthroplasty), higher body mass index is linked to increased complications- including the need for "revision" surgery, reports a study in the June 7 issue of The Journal of Bone & Joint Surgery.

8 Jun 2017

Medical City Dallas surgeon performs first robotic-assisted knee surgery using a MAKOplasty® robot

Robot offers optimal precision, smaller incisions and more rapid recovery for patients. Medical City Dallas orthopedic surgeon, Charles Rutherford, MD, performed the first robotic-assisted total knee surgery on a MAKOplasty® robot in Dallas on April 25. Medical City Dallas is the first hospital in Dallas to offer this procedure on the leading-edge MAKOplasty® robot.

2 May 2017

Removing senescent cells from joints could reverse progression of osteoarthritis

In a preclinical study in mice and human cells, researchers report that selectively removing old or 'senescent' cells from joints could stop and even reverse the progression of osteoarthritis.

26 Apr 2017

Study finds higher rate of metal sensitization in women after joint replacement

Why are women at higher risk of complications after total hip or knee replacement surgery? An increased rate of hypersensitivity to the metals contained in joint implants might be a contributing factor, suggests a study in the April 19 issue of The Journal of Bone & Joint Surgery. The journal is published by Wolters Kluwer.

20 Apr 2017

Hepatitis B and C patients more likely to develop Parkinson's disease, study finds

The viruses hepatitis B and C may both be associated with an increased risk of Parkinson's disease, according to a study published in the March 29, 2017, online issue of Neurology, the medical journal of the American Academy of Neurology. The hepatitis virus affects the liver.

29 Mar 2017

National Joint Registry study finds disparities in hip or knee joint replacements for ethnic minorities

Researchers have found that the number of both hip and knee replacement operations for Black and Asian ethnic minorities are lower than expected when compared to Whites.

22 Mar 2017

Genotype-guided warfarin dosing linked to reduced risk of adverse events

Using genetic testing to help personalize doses of warfarin therapy given to patients undergoing elective orthopedic surgery appears to lower the risk of combined adverse events compared with clinically guided dosing, according to research presented at the American College of Cardiology's 66th Annual Scientific Session.

21 Mar 2017

Smoking cessation program prior to hip or knee replacement provides better surgical outcomes

Smokers who needed a hip or knee replacement experienced better surgical outcomes and fewer adverse events including hospital readmissions, surgical site infections and blood clots if they were enrolled in a smoking cessation program prior to surgery, according to preliminary new research that needs to be confirmed by larger studies.

16 Mar 2017

DePuy Synthes knee system shown to be beneficial for economics and patient reported outcomes

DePuy Synthes*, part of the Johnson & Johnson Family of Companies, released a new report, "Improving the Value of Primary Total Knee Arthroplasty: the ATTUNE® Knee System," that analyzes the ATTUNE Knee's current clinical and economic data. The report concludes that in a value-based healthcare environment with cost constraints and growing procedure volumes, the value of a knee replacement implant is measured not only by how long the implant lasts (implant survivorship), but also through patient reported outcomes and the economic benefits of the procedure.

15 Mar 2017

Bariatric surgery prior to joint replacement can improve outcomes in morbidly obese patients

A study from Hospital for Special Surgery (HSS) finds that in morbidly obese patients, bariatric surgery performed prior to a total hip or knee replacement can reduce in-hospital and 90-day postoperative complications and improve patient health, but it does not reduce the risk of needing a revision surgery.

15 Mar 2017

SSRIs may reduce risk of revision surgery following total hip or knee replacement

Patients who take selective serotonin reuptake inhibitors (SSRIs), commonly prescribed medications used to treat anxiety and depression, may experience a reduced risk of revision surgery following total hip (THR) or total knee replacement (TKR), according to new research presented today at the 2017 Annual Meeting of the American Academy of Orthopaedic Surgeons.

14 Mar 2017

Patients can recover effectively, safely at home after total joint replacement surgery, study finds

Despite higher costs, many doctors recommend and some patients prefer, recovery at an in-patient rehabilitation facility following total hip (THR) or total knee replacement (TKR) surgery.

14 Mar 2017

Review identifies treatment methods to reduce complications in TKR patients with obesity

Obesity affects 35 percent of the adult population in the U.S. A new literature review published in the Journal of the American Academy of Orthopaedic Surgeons identifies strategies to improve total knee replacement outcomes in patients with obesity.

2 Mar 2017

Study: Gastric band surgery has major benefits for moderately overweight people with type 2 diabetes

A long-term study by Monash University researchers - the first of its kind - has found that gastric band surgery has significant benefits for moderately overweight people with type 2 diabetes. Previous studies have focused on obese people.

20 Feb 2017

Smokers at increased risk of septic reoperation after joint replacement surgery, study finds

For patients undergoing total hip or knee replacement, smoking is associated with an increased risk of infectious (septic) complications requiring repeat surgery, reports a study in the February 15 issue of The Journal of Bone & Joint Surgery.

16 Feb 2017

Access to anesthesia care not increased when states ‘opt-out’ of Medicare rule, study finds

Patient access to anesthesia care for seven common surgical procedures is not increased when states "opt-out" of the Medicare rule that requires anesthesia to be administered with physician supervision, reports a study published in the Online First edition of Anesthesiology, the peer-reviewed medical journal of the American Society of Anesthesiologists.

20 Jan 2017