System for endoscopic suturing
First Claim
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1. A system for endoscopic suturing using an endoscope having a flexible shaft with a distal end comprising:
- a flexible tube having first and second ends, said flexible tube being attachable at one or more locations along the outside of said shaft of said endoscope to enable said tube to flex with flexing of said shaft of said endoscope; and
a tip attachable to said distal end of said shaft of said endoscope having an opening through which said second end of said flexible tube is received, wherein said flexible tube operates as a conduit for passage of one or more instruments, wherein at least two of said instruments renresents a suturing instrument and a suture securing instrument which are separately insertable through said flexible tube.
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Abstract
A system for endoscopic suturing is provided having an endoscope, such as a gastroscope, with a distal end locatable in the body of a patient and a flexible shaft extending to the distal end, a flexible accessory tube coupled to the endoscope to be movable relative to the endoscope'"'"'s shaft, and a tip coupled to the shaft of the endoscope having an opening through which one end of the accessory tube is received. The system further includes a tissue suturing instrument and a suture securing instrument. Each of these instruments has a distal end coupled to a partially flexible shaft locatable through the accessory tube.
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Citations
53 Claims
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1. A system for endoscopic suturing using an endoscope having a flexible shaft with a distal end comprising:
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a flexible tube having first and second ends, said flexible tube being attachable at one or more locations along the outside of said shaft of said endoscope to enable said tube to flex with flexing of said shaft of said endoscope; and
a tip attachable to said distal end of said shaft of said endoscope having an opening through which said second end of said flexible tube is received, wherein said flexible tube operates as a conduit for passage of one or more instruments, wherein at least two of said instruments renresents a suturing instrument and a suture securing instrument which are separately insertable through said flexible tube. - View Dependent Claims (3, 4, 5, 6, 7, 19, 20, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31, 33, 34, 35, 36)
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2. A system for endoscopy using an endoscope having a flexible shaft with a distal end comprising:
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a flexible tube having first and second ends, said flexible tube being attachable at one or more locations along the outside of said shaft of said endoscone to enable said tube to flex with flexing of said shall of said endoscope;
a tip attachable to said distal end of said shaft of said endoscope having an opening through which said second end of said flexible tube is received, wherein said flexible tube operates as a conduit for passage of one or more instruments; and
a plurality of tube guides, each of said plurality of tube guides being attachable at a different one of said locations along the outside of said shaft of said endoscope and has an opening through which said flexible tube extends, and said flexible tube is slidable through said opening of the tube guide in response to flexing of said shaft of said endoscope. - View Dependent Claims (40, 41, 42, 43, 44, 45)
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8. A system for endoscopic suturing using an endoscope having a flexible shaft with a distal end comprising:
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a flexible tube having first and second ends, said flexible tube being attachable at one or more locations along the outside of said shaft of said endoscope to enable said tube to flex with flexing of said shaft of said endoscope; and
a tip attachable to said distal end of said shaft of said endoscope having an opening through which said second end of said flexible tube is received, wherein said flexible tube operates as a conduit for passage of one or more instruments, wherein at least one of said instruments represents a suturing instrument having a shaft sufficiently flexible to enable passage through said tube, and said suturing instrument further comprises a tissue engaging end coupled to said shaft of said suturing instrument and a housing coupled to said shaft of said instrument, in which said shaft of said suturing instrument has a first section and a second section, and said first section is rigid and extends from said housing, and said second section is flexible and extends from the first section to the tissue engaging end of said suturing instrument. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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26. A system for endoscopic suturing using an endoscope having a flexible shaft with a distal end comprising:
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a flexible tube having first and second ends, said flexible tube being attachable at one or more locations along the outside of said shaft of said endoscope to enable said tube to flex with flexing of said shaft of said endoscope; and
a tip attachable to said distal end of said shaft of said endoscope having an opening through which said second end of said flexible tube is received, wherein said flexible tube operates as a conduit for passage of one or more instruments, wherein said suturing instrument further comprises a distal tissue engaging end coupled to said shaft of said suturing instrument, in which said shaft of said suturing instrument has a channel to said tissue engaging end and an opening to said channel, and said flexible tube has a port capable of enabling suction to be provided to said tissue engaging end through said opening and channel of said shaft, in which said opening of said tip has a seal for engaging with said tissue engaging end of said suturing instrument to enable said suction to be provided through said opening of said shaft.
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32. A system for endoscopic suturing in the body of a patient comprising:
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an endoscope having a shaft and an internal channel along said shaft locatable in the body of a patient;
a suturing instrument having at least a partially flexible shaft which is locatable through said internal channel of said endoscope to locate at least one loop of suture in the body of a patient; and
a suture securing instrument having at least a partially flexible shaft which is locatable through said internal channel of said endoscope to retain in a sleeve member the loop of suture and then cut the suture extending from said sleeve member to secure said suture in the body of the patient.
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37. A system of endoscopic suturing comprising:
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means for attaching an external tube along a flexible shaft of an endoscope to flex with flexing of said shaft;
a suturing instrument locatable through said external tube attached to said endoscope to locate at least one loop of suture through tissue in a body of a patient; and
a suture securing instrument having at least a partially flexible shaft which is locatable through said external tube attached to said endoscope to retain in a sleeve member the loop of suture and then cut the suture extending from said sleeve member to secure said suture in the tissue.
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38. A system of endoscopic suturing comprising:
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an endoscope locatable in the body of a patient having a flexible shaft with a steerable distal end;
a flexible guide tube having first and second ends locatable outside said shaft, and have the first end attached to the distal end of said shaft to be steered with steering of said distal end of said endoscope; and
at least one tissue suturing instrument and one suture securing instrument, each having a shaft which is sufficiently flexible to be insertable through the flexible guide tube when the flexible guide tube is located in a body of a patient. - View Dependent Claims (39)
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46. A system for endoscopic suturing using an endoscope having a flexible shaft with a distal end comprising:
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a flexible tube having first and second ends, said flexible tube being attachable at one or more locations along the outside of said shaft of said endoscope to enable said tube to flex with flexing of said shall of said endoscope; and
a tip attachable to said distal end of said shaft of said endoscope having an opening through which said second end of said flexible tube is received, wherein said flexible tube operates as a conduit for passage of one or more instruments, wherein at least one of said instruments represents a suturing instrument having a shall sufficiently flexible to enable passage through said tube, and said suturing instrument further comprises a tissue engaging end coupled to said shaft of said suturing instrument and a housing coupled to said shall of said instrument, in which said shaft of said suturing instrument has a first section and a second section, and said first section is rigid, and said second section is flexible and extends from the first section to the tissue engaging end of said suturing instrument.
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47. A system for endoscopy using an endoscope having a flexible shaft with a distal end comprising:
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a flexible tube;
a member for distally attaching the shaft of said endoscope and said flexible tube in which said flexible tube provides a conduit for passage of one or more instruments along side said shaft of said endoscope; and
one or more tube guides attachable along substantial length of said shall of said endoscope, each of said tube guides having an opening through which said flexible tube extends, and said flexible tube slides through said openings of said tube guides when said shaft of said endoscope is flexed in multiple dimensions to maintain said flexible tube in a substantially coaxial orientation with the shaft of said endoscope. - View Dependent Claims (48, 49, 50, 51, 52, 53)
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Specification