Negative pressure wound therapy apparatus

Negative pressure wound therapy apparatus

Some embodiments disclosed herein are directed to a pump assembly comprising a voice coil, a magnet and a diaphragm, wherein the voice coil is configured to move the diaphragm to pump a fluid through the pump assembly in response to a drive signal applied to the voice coil. Some embodiments disclose...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Herd Matthew James, Moy Tom, Riva Christian, Beckett Trevor John, Askem Ben Alan, Walsh Philip, Ferrari Iacopo Claudio, Marshall Keith, Norman Alex David, Stacey Gary
Format: Patent
Sprache:eng
Schlagworte:
BANDAGES, DRESSINGS OR ABSORBENT PADS
BLASTING
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY
DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS
FILTERS IMPLANTABLE INTO BLOOD VESSELS
FIRST-AID KITS
FOMENTATION
HEATING
HUMAN NECESSITIES
HYGIENE
LIGHTING
MECHANICAL ENGINEERING
MEDICAL OR VETERINARY SCIENCE
ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PROSTHESES
PUMPS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
TREATMENT OR PROTECTION OF EYES OR EARS
WEAPONS
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Beschreibung
Zusammenfassung:Some embodiments disclosed herein are directed to a pump assembly comprising a voice coil, a magnet and a diaphragm, wherein the voice coil is configured to move the diaphragm to pump a fluid through the pump assembly in response to a drive signal applied to the voice coil. Some embodiments disclosed herein are directed to an apparatus for applying negative pressure to a wound comprising a source of negative pressure configured to be coupled to a dressing, the source of negative comprising a voice coil actuator and a diaphragm, and a controller configured to produce a drive signal for the voice coil actuator.