Access system for endoscopic operations
First Claim
1. An access system for endoscopic operations, having a trocar, a cover that is fittable on the trocar, and at least one spreading element having a retaining portion and an effector portion, wherein the access system has, between the trocar and the cover in the fitted state, a receiving region for the retaining portion of the at least one spreading element.
3 Assignments
0 Petitions
Accused Products
Abstract
An access system for endoscopic operations includes of a trocar, a cover that is fittable on the trocar and at least one spreading element having a retaining portion and an effector portion, wherein the access system has, between the trocar and the cover in the fitted state, a receiving region for the retaining portion of the at least one spreading element. Furthermore, the access system can include an extraction bag which is expanded by the effector portion of the at least one spreading element.
-
Citations
15 Claims
- 1. An access system for endoscopic operations, having a trocar, a cover that is fittable on the trocar, and at least one spreading element having a retaining portion and an effector portion, wherein the access system has, between the trocar and the cover in the fitted state, a receiving region for the retaining portion of the at least one spreading element.
- 9. The access system for endoscopic operations, consisting of a trocar having a trocar sleeve, a cover that is fittable on the trocar and has a working duct and at least one spreading element, wherein the working duct extends concentrically within the trocar sleeve in the fitted state.
-
15. A method for assembling an access system for endoscopic operations, characterized by the steps of
providing a trocar having a trocar sleeve, providing a cover having a working duct, providing at least one spreading element having a retaining portion and an effector portion, providing an extraction bag, passing the effector portion of the at least one spreading element through the trocar sleeve and into the extraction bag, positioning the retaining portion of the at least one spreading element in the trocar, fitting the cover on the trocar such that its working duct extends through the trocar sleeve and the retaining portion of the at least one spreading element is clamped in place between the trocar and cover, and expanding the extraction bag by way of the at least one spreading element.
Specification