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Partial Shoulder Replacement

Dr. Lingaraju A P - Consultant Orthopaedic & Joint Replacement

Partial Shoulder Replacement / Shoulder Hemiarthroplasty

What is Partial Shoulder Replacement / Shoulder Hemiarthroplasty?

In Partial Shoulder Replacement or Shoulder Hemiarthroplasty only the humeral head is replaced with the prosthetic metal stem and a metal ball, whereas the other half of the shoulder joint (glenoid or socket) is left intact.

What are the common conditions requiring Partial Shoulder Replacement or Shoulder Hemiarthroplasty?

The most common indication being 4 part communited proximal humeral fracture

Other indications are:

  1. Avascular necrosis of the humeral head: Is a condition in which the blood supply to the humeral head is blocked due to some reasons like excessive alcoholism, corticosteroid use, radiation therapy and sickle cell anemia.
  2. Tumor involving the head of the humerus that will require to remove humeral head surgically and replace with a metal prosthesis.
shoulder-fracture
Partial-Shoulder-Replacement
How safe is Partial Shoulder Replacement or Shoulder Hemiarthroplasty?

Partial Shoulder Replacement or Shoulder Hemiarthroplasty surgery is a safe and effective solution. It’s not a complicated surgery. This will reduce the pain and increases the quality of life. 90% satisfaction rate. You can return to a normal lifestyle after the surgery.

Any age limit to undergo Partial Shoulder Replacement or Shoulder Hemiarthroplasty?

No age bar to undergo this surgery. Your physical fitness and medical conditions are important.

How the Partial Shoulder Replacement or Shoulder Hemiarthroplasty surgery done?

During a Partial Shoulder Replacement or Shoulder Hemiarthroplasty surgery, the damaged humeral head is removed and replaced with a metal stem that is placed into the hollow center of the humerus. The humeral stem may be either cemented or “press fit” into the bone. A metal ball is placed on the upper part of the stem. This ball replaces the damaged humeral head that was removed. Now your shoulder joint moves in a normal way.

How is the humeral component fixed in Partial Shoulder Replacement or Shoulder Hemiarthroplasty?

Depends on the age, quality of bone. In young age with good bone quality un-cemented humeral component used and fixed by press-fit with bone grafting harvested from the removed humeral head. In elderly cemented humeral stem is used which was fixed with cement. 

How early I can resume my activities?

Pendulum and gentle mobilization exercises will be started immediately after the surgery.

At 6 weeks most people with sedentary employment can return to work. You can do your regular day to day activities.

At 3 months u can completely resume all your activities including sports and heavy work.

For Best Advice and Consultation reach out to Doctor for Orthopedics in Jayanagar

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