apheresis

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apheresis

(əfĕr`əsĭs), or

hemapheresis

(hē'məfĕr`əsĭs), any procedure in which bloodblood,
fluid pumped by the heart that circulates throughout the body via the arteries, veins, and capillaries (see circulatory system; heart). An adult male of average size normally has about 6 quarts (5.6 liters) of blood.
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 is drawn from a donor or patient and a component (platelets, plasmaplasma,
in physics, fully ionized gas of low density, containing approximately equal numbers of positive and negative ions (see electron and ion). It is electrically conductive and is affected by magnetic fields.
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, or white blood cells) is separated out, the remaining blood components being returned to the body. Apheresis allows the donor's blood volume to replenish itself much more quickly than whole blood donation. One type of apheresis, plasmapheresis, is commonly used in commercial blood banksblood bank,
site or mobile unit for collecting, processing, typing, and storing whole blood, blood plasma and other blood constituents. Most hospitals maintain their own blood reserves, and the American Red Cross provides a nationwide collection and distribution service.
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. In plasmapheresis the plasma (the liquid portion of the blood) is separated from donated blood, the red blood cells being returned to the donor. In some diseases, such as myasthenia gravismyasthenia gravis
, chronic disorder of the muscles characterized by weakness and a tendency to tire easily. It is caused by an autoimmune attack on the acetylcholine receptor of the post synaptic neuromuscular junction.
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, plasmapheresis is used to attempt to remove the disease-causing substances from the blood.
References in periodicals archive ?
A total 1,885 therapeutic apheresis procedures, including 529 PBSC collection sessions, were analyzed.
The plant will produce the 'Plasmaflo' separator for plasmapheresis, 'Excelflo' filter for continuous renal replacement therapy (CRRT), 'Cellsorba' leukocytapheresis column, and other therapeutic apheresis devices.
The software meets the needs of therapeutic apheresis and cellular therapy procedures, including hematopoietic cellular transplantation and immune effector cellular therapy.
Similar analysis is performed for the procedure modalities of apheresis and types of technology used in therapeutic apheresis.
based Terumo BCT serves blood centers, hospitals, therapeutic apheresis clinics, cell collection and processing organizations, researchers and private medical practices in more than 130 countries.
The new approach to assignment of ASFA categories--introduction to the fourth special issue: clinical applications of therapeutic apheresis.
supply contract apheresis equipment for obtaining mononuclear cells and for performing therapeutic apheresis.
Apheresis applications market studied in this report is segmented as plasmapheresis, plateletapheresis, erythrocytapheresis, leukapheresis, and other applications based on the various components collected in apheresis collection and therapeutic apheresis.
Contract notice: Supply and service of systems for therapeutic apheresis.
Terumo BCT, a global leader in blood component, therapeutic apheresis and cellular technologies, is the only company with the unique combination of apheresis collections, manual and automated whole blood processing, and pathogen reduction coupled with leading technologies in therapeutic apheresis and cell processing.
Complete systems of production and therapeutic apheresis.
Therapeutic Apheresis Services (TAS) is a team of medical and nursing staff which operate from 7 units across England (Bristol, London, Oxford, Leeds, Sheffield, Liverpool and Manchester).