Surgical suture apparatus, coupling unit, and method to provide a surgical suture apparatus

A surgical suture apparatus for passing a double-ended surgical needle forwards and backwards, the surgical apparatus comprising:

• a first jaw element, comprising a first needle holder, wherein the first needle holder is arranged to hold a first needle-end of the surgical needle,
• a second jaw element comprising a second needle holder, wherein the second needle holder is arranged to hold a second needle-end of the surgical needle,
• a main body, wherein the first jaw element or a part thereof and the second jaw element or a part thereof are detachably mountable on the main body,
• a needle holder operating device, wherein the needle holder operating device is arranged to operate the first needle holder and the second needle holder to alternately hold the first needle-end by the first needle holder and the second needle-end by the second needle holder,
• wherein the first jaw element or the detachable part thereof and the second jaw element or the detachable part thereof, when mounted on the main body, are movable with respect to each other between a take-over position, wherein the surgical needle can be passed between the first needle holder and the second needle holder, and an open position, wherein the first needle holder and second needle holder are spaced further from each other, and
• a jaw element holder which releasably holds the first jaw element or the detachable part thereof and the second jaw element or the detachable part thereof in a fixed position with respect to the jaw element holder to facilitate coupling of the first jaw element or the detachable part thereof and the second jaw element or the detachable part thereof to the main body,
• wherein after coupling of the first jaw element or the detachable part thereof and the second jaw element or the detachable part thereof to the main body, the first jaw element or the detachable part thereof and the second jaw element or the detachable part thereof are configured to be released from the jaw element holder.