pivot joint

pivot joint
pivot joint n an anatomical articulation that consists of a bony pivot in a ring of bone and ligament (as that of the dens and atlas) and that permits rotatory movement only called also trochoid

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articulatio trochoidea.

Medical dictionary. 2011.

Look at other dictionaries:

  • pivot joint — noun a freely moving joint in which movement is limited to rotation the articulation of the radius and ulna in the arm is a pivot joint • Syn: ↑rotary joint, ↑rotatory joint, ↑articulatio trochoidea • Hypernyms: ↑synovial joint, ↑articulatio sy …   Useful english dictionary

  • Pivot joint — Infobox Anatomy Name = PAGENAME Latin = articulatio trochoidea GraySubject = 70 GrayPage = 285 Caption = 1: Ball and socket joint; 2: Condyloid joint (Ellipsoid); 3: Saddle joint; 4 Hinge joint; 5: Pivot joint; Caption2 = System = Precursor =… …   Wikipedia

  • pivot joint — UK / US noun [countable] Word forms pivot joint : singular pivot joint plural pivot joints medical a joint (= part in the body where two bones meet) in which one bone turns around on another bone. This type of joint allows, for example, the head… …   English dictionary

  • pivot joint — ▪ skeleton also called  Rotary Joint, or Trochoid Joint,         in vertebrate anatomy, a joint that allows only rotary movement. It is exemplified by the joint between the atlas and the axis (first and second cervical vertebrae), directly under… …   Universalium

  • pivot joint — see trochoid joint …   The new mediacal dictionary

  • pivot joint — /ˈpɪvət dʒɔɪnt/ (say pivuht joynt) noun Anatomy a joint where the head of one part rotates within the ring shape of the other, as with the first and second vertebrae which make possible the turning of the head …   Australian-English dictionary

  • Сустав Цилиндрический (Trochoid Joint, Pivot Joint) — вид диартроза (свободно движущегося сустава); в этом суставе кости совершают вращательное движение вокруг центральной оси. Примером такого сустава является срединный атлантоосевой сустав, образованный ямкой дуги атланта и осью второго шейного… …   Медицинские термины

  • Pivot — may refer to: * Pivot, the fulcrum as part of a lever * Pivot joint, a kind of joint between bones in the body * Pivot turn, a dance moveIn mathematics: * Pivot element, the first element distinct from zero in a matrix in echelon form * Pivotal… …   Wikipedia

  • joint — /joynt/, n. 1. the place at which two things, or separate parts of one thing, are joined or united, either rigidly or in such a way as to permit motion; juncture. 2. a connection between pieces of wood, metal, or the like, often reinforced with… …   Universalium

  • Joint — A joint is the area where two bones are attached for the purpose of motion of body parts. A joint is usually formed of fibrous connective tissue and cartilage. An articulation or an arthrosis is the same as a joint. Joints are grouped according… …   Medical dictionary

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