Cartridge for marker delivery device and marker delivery device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
May 20, 2004
app pub date -
Nov 12, 2003
filing date -
Dec 15, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A new cartridge for a marker delivery device used in radiotherapy is provided. The cartridge has a transparent cartridge body that holds the marker inside it and permits external visual observation of the marker, and has an outer tube that is fitted on an outer circumference of the cartridge body, the outer tube is slidable in the longitudinal direction of the cartridge body, with this outer tube's sliding the cartridge body is exposable. The marker delivery device is suitable for implanting the marker in a flexible coil shape, made of X-ray-opaque or ultrasonic-wave opaque metal into the human body. And the cartridge of the device is capable of implanting a coil-shaped marker long enough in size compared with that of tissues, which permits, in marker-assisted ultrasonic imaging, to assess the size of the tissues accurately.
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