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Blood substitutes which do carry oxygen, such as PolyHeme, are also under development. [contradictory] Many doctors view acute normovolemic hemodilution, a form of storage of a patient's own blood, as a pillar of "bloodless surgery" but the technique is not an option for patients who refuse autologous blood transfusions.
Ways to avoid the adverse events associated with allogenic transfusion are often grouped under the umbrella phrase bloodless surgery. There are several so-called bloodless options. These include: Minimally invasive surgical techniques; Erythropoietin (a hormone that stimulates peripheral stem cells in the bone marrow to produce red blood cells)
Deep hypothermic circulatory arrest (DHCA) is a surgical technique in which the temperature of the body falls significantly (between 20 °C (68 °F) to 25 °C (77 °F)) and blood circulation is stopped for up to one hour. It is used when blood circulation to the brain must be stopped because of delicate surgery within the brain, or because of ...
Autotransfusion is a process wherein a person receives their own blood for a transfusion, instead of banked allogenic (separate-donor) blood.There are two main kinds of autotransfusion: Blood can be autologously "pre-donated" (termed so despite "donation" not typically referring to giving to one's self) before a surgery, or alternatively, it can be collected during and after the surgery using ...
Patient Blood Management is an approach that can be implemented in hospital settings for taking care of people who require blood transfusions. [4] PBM includes techniques that may help ensure each person receiving a blood transfusion receives optimal treatment for their condition and also ensures that the blood supply (bank of donated blood) is maintained to ensure that all people who require ...
Blood donation centers signed on to a plan in which they provide blood to rescue services, and if it goes unused for two weeks, the blood can be returned. If it is deemed safe after testing, then ...
Subsequently, he was given the nickname "The Bloodless Surgeon of Vienna". His techniques became known as bloodless surgery, reflecting his noninvasive techniques. He was also a eugenicist who said that babies born prematurely should be left to die rather than develop spastic paralysis. [1]
The Pringle manoeuvre is a surgical technique used in some abdominal operations and in liver trauma. The hepatoduodenal ligament is clamped either with a surgical tool called a haemostat, an umbilical tape or by hand. This limits blood inflow through the hepatic artery and the portal vein, controlling bleeding from the liver. It was first ...