What Is A Mortise In Orthopedics?

What is the mortise of the foot?

The ankle joint is formed by three bones; the tibia and fibula of the leg, and the talus of the foot: The tibia and fibula are bound together by strong tibiofibular ligaments. Together, they form a bracket shaped socket, covered in hyaline cartilage. This socket is known as a mortise.

What is mortise in ankle?

The bony arch formed by the tibial plafond and the two malleoli is referred to as the ankle “mortise” (or talar mortise). The mortise is a rectangular socket.

What does mortise mean in medical terms?

A depression, groove, or hole into which another anatomical structure fits.

What is a mortise view xray?

The mortise view shows the entire mortise joint space between the talar dome and the medial malleolus, tibial plafond and lateral malleolus (Figures 1B and 2). On the AP view, the lateral malleolus overlaps and obscures the lateral joint space (Figure 1A).

What muscles do eversion of the foot?

Question: What are the primary muscles that control eversion of the foot? Answer: Peroneus longus and Peroneus brevis. These muscles are located on the lateral aspect of the lower leg (Figure 1).

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Which joint connects the foot to the leg?

Synonyms, crossword answers and other related words for JOINT CONNECTING THE LEG AND THE FOOT [ ankle ]

What is the bump on your ankle called?

The most common fracture is to the bony bump on the outside of the ankle, the lateral malleolus. The lateral malleolus is the bottom of the fibula, the smaller lower leg bone. The bump on the inside of your ankle, the medial malleolus, is less commonly fractured.

What does widening of the ankle mortise mean?

Disruption or widening of the normal anatomy is evidence of an unstable injury pattern, and widening of the mortise at the medial malleolus in particular suggests injury to the deltoid ligament.

How is mortise view of ankle?

The AP mortise view is done with the leg internally rotated 15-20o so that the x-ray beam is perpendicular to the inter-malleolar line. This view permits examination of the articular space (clear space).

What does mortise Hinge mean?

Mortise hinges are the ones where the hinge leaves are designed to lie on the plate or mortised into the door frame or jamb. It is hidden with the door surface, and makes it look smooth and allows for a wider throw of the door when opening.

Why is it called a mortise lock?

The name warded locks refers to the lock mechanism, while the name mortise lock refers to the bolt location. Warded locks contain a series of static obstructions, or wards, within the lock box; only a key with cutouts to match the obstructions will be able to turn freely in the lock and open the latch.

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How do you get a mortise view?

Patient position

  1. the patient may be supine or sitting upright with the leg straightened on the table.
  2. the leg must be rotated internally 15° to 20°, thus aligning the intermalleolar line parallel to the detector.
  3. internal rotation must be from the hip; isolated rotation of the ankle will result in a non-diagnostic image.

What is a pilon fracture?

A pilon fracture is a type of break of the shinbone (tibia) that happens near the ankle. Most of the time, it includes breaks in both the tibia and fibula of the lower leg. The lower ends of these bones make up part of the ankle. The term “pilon” comes from the French word for pestle.

What does a distal fibular fracture mean?

Distal fibula fractures are the most common type at the ankle and are usually the result of an inversion injury with or without rotation. They are the extension of a lateral collateral ligament injury.

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