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US 12,636,065 B2Granted
Monopolar L-hook electrode with varied cross-sections
AssigneeCovidien LP
InventorsTong Shen, Yongming Zhao, Yuan Kang, Peng Zha, Xinmeng Liu, Lijun Zhu, Xiaoxin Wang
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Abstract
An electrosurgical hook electrode includes an intermediate portion (36), a hook portion (38) connected to the intermediate portion (36) at a bend angle, and a coating (40) disposed over the intermediate portion (36) and the hook portion (38), the coating (40) having a varying thickness.
Claims20
An electrosurgical electrode comprising:
- an intermediate portion;
- a hook portion connected to the intermediate portion at a bend angle;
- and
- a coating disposed over the intermediate portion and the hook portion, the coating having a varying thickness,
- wherein a cross-section of a proximal end portion of the hook portion includes an inner curved portion and an outer curved portion and two surfaces extending from the inner curved portion at a distal angle from about 80° to about 100°.
2 more elements
An electrosurgical electrode comprising:
- an intermediate portion;
- a hook portion connected to the intermediate portion at a bend angle;
- and
- a coating disposed over the intermediate portion and the hook portion, the coating having a varying thickness,
- wherein a cross-section of a proximal end portion of the hook portion includes an inner convex curved portion and an outer convex curved portion and two surfaces extending from the inner convex curved portion at a distal angle from about 80° to about 100°.
2 more elements
Dependencies are inferred from the claim text.