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, dislodgment (dis-loj′mĕnt) [Fr. desloger, to dislodge]
Displacement of a device (such as a catheter or tracheal tube) thought to be securely in position. Dislodgment of catheters, endotracheal tubes, or other devices may sometimes occur when patients are agitated, when they are moved, or when equipment is checked or adjusted. It may result in patient injury or failure in administration of required treatments.dislodge


n the movement or removal of a prosthesis from its established position.
References in periodicals archive ?
9] reported formation of lung abcess due to dislodgment of the vegetation located on the tip of the lead as a pulmonary embolus while removal of the infected pacemaker lead transvenously.
Rainsplash detachment may be defined as the dislodgment and dispersal of soil particles at the soil surface by raindrop impact, with rainsplash erosion being the net downslope loss of soil by this process on an inclined plane.
Its hydrophilic inner coating reduces friction, thereby increasing the free movement of coronary sinus leads or the subselector catheters during introduction and providing lead dislodgment prevention during the removal of the catheter system.
Technological advances have made these devices user-friendly and safe, to avoid complications, such as misconnections, tube dislodgment, aspiration, and tube blockage.
The upper tolerance limit is reached when the direct physical impact of high current velocities affects mussel clearance performance and potentially causes dislodgment (Widdows et al.
Line dislodgment and/or accidental extubation, frequently mentioned dangers of mobilization, happened rarely, further highlighting the safety profile of patient mobilization.
However, in this patient, instead of necrosis of the abdominal wall, a more likely cause may be erosion of the peritoneal membrane around the (tight) purse-string with extra-peritoneal dislodgment of the catheter.
For example, resistance to removal of the LMA over the exchange catheter may result in dislodgment of the exchange catheter from the trachea and intubation failure.
Dislodgment would be indicated by a value that was 15% lower than the value at implantation.
Contrast venography provides an anatomically accurate delineation of a thrombosis, but it is invasive and it carries a small risk of thrombus dislodgment and subsequent pulmonary embolism.
It is possible that inadequate hemostasis of the catheter tract (3) or dislodgment of a thrombus plug by high positive pressure from straining or coughing might delay closure of the SC tract or actually reopen it and thus predispose to air embolus.