Fine needle aspiration biopsy device
AssigneeCareFusion 2200, Inc.
InventorsEvan Linderman, John Krueger, Michael Plishka
Life of this patent
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Abstract
A fine needle aspiration device with a modified handle and cannula through which a vacuum is delivered to the targeted tissue for removal of liquid or cellular samples is provided, the vacuum being provided via a flexible tubing capable of fitting within a restricted space such as, for example, a CT gantry. A vacuum source may be provided to assist the fine needle aspiration procedure via flexible tubing, which allows the vacuum source to be located outside the CT gantry or on the patient.
Claims11
A biopsy device comprising:
- a hub coupled to a cannula and having a needle port and a vacuum port, the vacuum port being in communication with the cannula;
- and
- a vacuum line in communication with the vacuum port;
- wherein
- when the cannula is inserted in the body of the patient, a vacuum is provided via the vacuum line to aspirate liquid and cellular samples from the body of the patient into the cannula.
A method of performing a biopsy using a fine needle aspiration device, comprising:
- providing a cannula coupled to a vacuum source;
- inserting the cannula in the body of a patient;
- applying a vacuum to the cannula via the vacuum source;
- and
- aspirating a liquid sample or a cellular sample into the cannula via the vacuum applied to the cannula.
Dependencies are inferred from the claim text.