Apr 5, 2023 · Trocars are a specialized medical device that can be used in a variety of scenarios. Most frequently, they are used during laparoscopic (keyhole) surgery, which is a procedure designed to cause minimal invasion to a patient requiring abdominal surgery.

A trocar (or trochar) is a medical or veterinary device used in minimally invasive surgery. Trocars are typically made up of an awl (which may be metal or plastic with a pointed or tapered tip), a cannula (essentially a rigid hollow tube) and often a seal .

Feb 3, 2022 · A⁣ biopsy of superficial bones using a‍ trocar is a minimally invasive procedure that involves removing a small sample of bone tissue from ⁤a superficial bone, such as the shinbone (tibia) or the kneecap ‍(patella),⁣ using a trocar needle.

Mar 1, 2025 · A bone biopsy is a test that takes a sample of tissue or cells from your bone to check for cancer or other bone diseases. The sample comes from the outer part of your bone.

Nov 23, 2012 · We discuss our general approach to percutaneous biopsy of bone and focus on specific topographic approaches used for various anatomic areas of the skeletal system. We describe our preferred biopsy route to complement limb-sparing surgical resection in the event of malignant seeding along the needle track.

CT-guided trocar needle biopsy for a bone lesion of the sacrum. The trocar is advanced to the tumor through a cannula of 8G (4 mm). Histology showed a giant cell tumor of the bone.

May 19, 2021 · Bone biopsy has been used as an invasive diagnostic procedure and a significant research method in the field of osteoporosis and other metabolic bone disease. Several data can be obtained...

Aug 24, 2016 · A trocar stylet helps guide the needle to the surface of the bone. Once the stylet is engaged in the sclerotic bone, the cannula is turned to engage the bone. Turning the cannula further advances the needle into the hard bone.

Sep 25, 2023 · Surgical trocars are essential tools in modern medicine, facilitating minimally invasive procedures that reduce patient trauma, speed up recovery times, and enhance surgical precision. These devices come in various shapes and …

A trocar is a medical device used during laparoscopic surgery. It serves as a portal for the subsequent placement of other instruments including a trephine, a cylindrical blade designed to obtain bone samples or to cut holes in bones.