The Purpose of the study is to compare between the therapeutic efficacy of ultrasound and VR in decreasing pain and improving ROM for Patients with temporomandibular joint disorder after tooth extraction surgery.

The study will be carried out on patients suffering from temporomandibular joint disorder following tooth extraction surgery. Their ages will range from (40-60) years. They will be randomly divided into two equal groups:

1. Group A:

   This group will include 25 patients suffering from TMJ dysfunction (pain and reduced mouth opening) after tooth extraction. They will receive pulsed ultrasound and traditional manual therapy. The first session of treatment will be 24hr after extraction for three times for one week.

2. Group B:

This group will include 25 patients suffering from TMJ dysfunction (pain and reduced mouth opening) after tooth extraction. They will receive virtual reality and traditional manual therapy. The first session of treatment will be 24hr after extraction for three times for one week.

Inclusion Criteria:

• The subject selection will be according to the following criteria:

  • Patients after tooth extraction.
  • Patients from both genders.
  • Patients suffering from pain and reduced mouth opening.
  • Age ranges between 40-60 years.
  • All patients will have informed consent.

Exclusion Criteria:

• . Surgery that conducted on the temporomandibular joint (meniscectomy, arthroscopy, etc.).

  • Patients with systemic disease as diabetes mellitus.
  • Patients with neurological conditions.