Surgical disc removal tool
AssigneeGlobus Medical, Inc.
InventorsSamuel Yoon, Ryan Agard, Rory Palmer, Jason Pastor, Sean Suh
Life of this patent
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Abstract
The disclosure provides a tissue removal device including customizable tips. The tissue removal device may include an outer shaft and a threaded shaft. One aspect of disclosure may include a shaft cutting tool that emerges from the end of the outer shaft. Another aspect of the disclosure may include a flexible cutting blade extending from the threaded shaft. Threaded shaft may be driven by a driving mechanism in order to provide an auger-like suction mechanism to facilitate the transfer of removed tissue to a collection chamber that is coupled to the outer shaft and the threaded shaft.
Claims12
A method for removing tissue, the method comprising the steps of:
- accessing an area for tissue removal;
- providing a device for removing tissue, the device comprising:
- a collection chamber that includes a connector, a pluggable hole, and a partial enclosure;
- an outer shaft connected to the collection chamber;
- a cutting portion that is configured to contact and cut a portion of the tissue;
- a threaded shaft that conveys the portion of the tissue through the outer shaft to the collection chamber;
- and
- a retriever attached to a distal end of the threaded shaft, wherein the cutting portion is capable of expansion and contraction and extends beyond the threaded shaft along at least a portion of the retriever.
A method for removing tissue comprising the steps of:
- accessing a tissue removal area;
- providing a tissue removal device, the device comprising:
- a cutting portion that is configured to remove a tissue sample from a surgical site;
- an outer shaft that transports and guides the cutting portion;
- and,
- an inner shaft that is configured to transport the tissue sample from the surgical site via the outer shaft
- wherein the inner shaft comprises a threaded shaft having three distinct threaded section including a distal section, an intermediate section and a proximal section, wherein the distal section comprises a helical cutting section, the intermediate section comprises a threaded section having sharper threads relative to the distal and proximal section, and the proximal section comprises a threaded section having flatter threads relative to the distal and intermediate sections.
Dependencies are inferred from the claim text.