Shaft attachment feature for circular surgical stapler

An apparatus includes a body, a shaft, and a stapling head assembly. The shaft extends distally from the body and includes a coupling feature. The coupling feature includes threading or at least one barb. The stapling head assembly is configured to cut and staple tissue. The stapling head assembly i...

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Bibliographische Detailangaben
Hauptverfasser: Adams, Shane R, Sakhare, Vijay K, Kimsey, John S
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An apparatus includes a body, a shaft, and a stapling head assembly. The shaft extends distally from the body and includes a coupling feature. The coupling feature includes threading or at least one barb. The stapling head assembly is configured to cut and staple tissue. The stapling head assembly is positioned at a distal end of the shaft. The stapling head assembly includes a knife member and a body member. The knife member includes a circular cutting edge configured to cut through tissue. The body member is configured to house the knife member. The body member includes a coupling feature that is configured to mechanically couple with the coupling feature of the shaft. The coupling feature of the body member includes threading or at least one barb.