Abstract: A surgical implement for use in suturing an annular part of a first organ to a second organ around an opening in the second organ includes a holder including a handle graspable by a user, and a stem insertable into the annular part of the first organ; and an inflatable balloon carried by the stem dimensioned such that in the deflated condition of the balloon the balloon and stem are insertable into the annular part of the first organ, and in the inflated condition of the balloon the balloon firmly engages the inner surface of the annular part of the first organ to hold it during suturing thereof to the first organ. One embodiment is described for use in coronary bypass surgery, and a second embodiment is described for use in valve replacement surgery.