4tech Inc.

Gareth Clarke

Francesco Maisano

Idan Tobis

Michael Gilmore

Charlotte Murphy

Kevin Lynn

A tether-securing device is provided that includes a tubular element, which is shaped so as define a lateral wall that surrounds a lumen. The lateral wall is shaped so as to define a one-way locking opening. The tether-securing device further includes at least one tether, which (a) has at least a first tether end portion, and (b) passes through the lumen and the one-way locking opening. The tether-securing device additionally includes first and second tissue anchors. The first tissue anchor is connected to the first tether end portion. The one-way locking opening is configured to (a) allow sliding of the at least one tether in a first direction through the one-way locking opening, and (b) inhibit sliding of the at least one tether in a second direction opposite the first direction. Other embodiments are also described.

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Limerick, Ireland

Gareth Clarke