# US 9,433,410 B2 · Tissue fastening devices and related insertion tools and methods > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,433,410 B2 - Document ID: US9433410B2 - Status: Granted - Kind: B2 - Application number: 14/146,355 - Filed: 2014-01-02 - Published: 2014-05-01 - Granted: 2016-09-06 - Earliest claimed: 2002-05-01 - Assignees: Boston Scientific Scimed, Inc. - Applicants: Boston Scientific Scimed, Inc. - Inventors: Juergen A. Kortenbach - Web page: https://patentgrep.com/patent/US9433410B2 ## CPC - A61B 17/064: Surgical staples, {i.e. penetrating the tissue} - A61B 17/068: Surgical staplers {, e.g. containing multiple staples or clamps}({staplers containing only one staple A61B17/10; magazines or containers for staples A61B17/105;} for performing anastomosis A61B17/115; {staplers in general B25C5/00}) - A61B 2017/00827: {Treatment of gastro-esophageal reflux} - A61B 2017/0649: {Coils or spirals} - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) ## Abstract The invention in certain aspects relates to a one-piece coil-shaped surgical fastener for fastening tissue segments, especially suitable for fastening segments of the lower esophageal sphincter and fundus in an endoscopic procedure for the treatment of GERD. The invention also relates to related methods and devices for insertion of such a fastener, especially along a juncture of the surfaces of such tissue segments. ## Claims ### Claim 1 A device for fastening tissue, comprising: a coil disposed along a longitudinal axis of the device, the coil configured to advance in a distal direction and having a sharp distal end to penetrate tissue; and a first arm and a second arm disposed about the coil for receiving tissue therebetween, wherein the first arm is stationary along an axis parallel to the longitudinal axis of the device as the second arm pivots relative to the first arm. ### Claim 2 (depends on 1) The device of claim 1, wherein the device comprises a first channel and a second channel, the second channel including the coil. ### Claim 3 (depends on 2) The device of claim 2, wherein the first channel extends through the first arm. ### Claim 4 (depends on 1) The device of claim 1, wherein the coil has a variable pitch and is configured to be helically wound into the tissue. ### Claim 5 (depends on 1) The device of claim 1, wherein the coil is configured to rotate relative to the first arm and the second arm. ### Claim 6 (depends on 1) The device of claim 1, configured for insertion into the esophagus. ### Claim 7 (depends on 1) The device of claim 1, wherein the second arm has an extended position and a retracted position, the second arm being positioned at an angle relative to the longitudinal axis in the extended position and positioned substantially along the longitudinal axis in the retracted position. ### Claim 8 (depends on 7) The device of claim 7, wherein the device is configured to hold the tissue when the second arm is in the retracted position. ### Claim 9 (depends on 1) The device of claim 1, wherein the device is configured to hold folded tissue. ### Claim 10 (depends on 1) The device of claim 1, wherein a proximal end of the coil lies along a diameter of the coil. ### Claim 11 (depends on 1) The device of claim 1, wherein the coil comprises at least one of stainless steel, Nitinol, or titanium. ### Claim 12 (depends on 1) The device of claim 1, coupled to an imaging device for viewing the distal end of the coil. ### Claim 13 A device for fastening tissue, comprising: a shaft defining a plurality of channels therethrough; a coil disposed along a longitudinal axis of the device, the coil configured to advance in a distal direction and having a sharp distal end; and a first arm and a second arm disposed proximate a distal end of the shaft and about the coil for receiving a tissue fold therebetween, wherein a first channel of the plurality of channels extends from the shaft through the first arm, and the second arm pivots about a distal surface of the device from a first position at an angle relative to the longitudinal axis to a second position substantially aligned with the longitudinal axis. ### Claim 14 (depends on 13) The device of claim 13, wherein the plurality of channels comprises a second channel that includes the coil. ### Claim 15 (depends on 14) The device of claim 14, wherein at least one of the first channel and the second channel extends from a proximal end of the device to the distal surface of the device. ### Claim 16 (depends on 13) The device of claim 13, further comprising an imaging device configured to view the distal end of the coil. ### Claim 17 (depends on 16) The device of claim 16, wherein the second arm pivots adjacent to the imaging device. ### Claim 18 A device for fastening tissue, comprising: a coil disposed along a longitudinal axis of the device, the coil configured to advance in a distal direction and having a sharp distal end to penetrate tissue; and at least two arms including a first arm and a second arm disposed adjacent to the coil for receiving tissue therebetween, wherein the first arm is stationary along an axis parallel to the longitudinal axis of the device, and the second arm pivots with respect to the first arm. ### Claim 19 (depends on 18) The device of claim 18, wherein the device comprises a first channel extending through the first arm and a second channel including the coil. ### Claim 20 (depends on 18) The device of claim 18, wherein at least one of the arms includes teeth for grasping the tissue.