Jan 6, 2026

US12514591 - Cartridge system, cartridge, and loading method of clip unit

A cartridge system includes a clip unit having a plurality of arms being openable and closeable; and a connection member that is connectable with a power transmission portion inserting through a sheath, and a case having an accommodation region in which the clip unit is accommodated; a distal-end opening provided at a distal-end side of the accommodation region and into which the clip unit is insertable; a proximal-end opening provided at a proximal-end side of the accommodation region and into which the sheath is insertable; and a locking portion configured to allow a movement of the clip unit being inserted from the distal-end opening toward the accommodation region and regulate a movement of the clip unit from the accommodation region toward the distal-end opening.

Assignee: OLYMPUS MEDICAL SYSTEMS CORP.
Inventors: Tsutomu Okada, Toshinori Tamura
Filing date: 2023-06-22

cartridgeclipammunition

The patent describes a cartridge system featuring a clip unit with multiple openable and closeable arms, designed to connect with a power transmission portion through a sheath. It includes a case with an accommodation region for the clip unit, allowing insertion through distal and proximal openings while incorporating a locking mechanism to control the clip’s movement.

Claim 1

1 . A cartridge system, comprising: a clip unit, comprising: a plurality of arms being openable and closeable; and a connection member that is connectable with a power transmission portion inserting through a sheath, and a case, comprising: an accommodation region in which the clip unit is accommodated; a distal-end opening provided at a distal-end side of the accommodation region and into which the clip unit is insertable; a proximal-end opening provided at a proximal-end side of the accommodation region and into which the sheath is insertable; and a locking portion configured to allow a movement of the clip unit being inserted from the distal-end opening toward the accommodation region and regulate a movement of the clip unit from the accommodation region toward the distal-end opening. a clip unit, comprising: a plurality of arms being openable and closeable; and a connection member that is connectable with a power transmission portion inserting through a sheath, and a plurality of arms being openable and closeable; and a connection member that is connectable with a power transmission portion inserting through a sheath, and a case, comprising: an accommodation region in which the clip unit is accommodated; a distal-end opening provided at a distal-end side of the accommodation region and into which the clip unit is insertable; a proximal-end opening provided at a proximal-end side of the accommodation region and into which the sheath is insertable; and a locking portion configured to allow a movement of the clip unit being inserted from the distal-end opening toward the accommodation region and regulate a movement of the clip unit from the accommodation region toward the distal-end opening. an accommodation region in which the clip unit is accommodated; a distal-end opening provided at a distal-end side of the accommodation region and into which the clip unit is insertable; a proximal-end opening provided at a proximal-end side of the accommodation region and into which the sheath is insertable; and a locking portion configured to allow a movement of the clip unit being inserted from the distal-end opening toward the accommodation region and regulate a movement of the clip unit from the accommodation region toward the distal-end opening.

Google Patents

https://patents.google.com/patent/US12514591

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12514591