# US 10,869,762 B2 · Medical device with inner assembly > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,869,762 B2 - Document ID: US10869762B2 - Status: Granted - Kind: B2 - Application number: 15/921,033 - Filed: 2018-03-14 - Published: 2018-09-20 - Granted: 2020-12-22 - Earliest claimed: 2017-03-14 - Assignees: Boston Scientific Scimed, Inc. - Applicants: Boston Scientific Scimed, Inc. - Inventors: Kevin Robert Poppe; Daniel J. Foster; Bradley S. Swehla; Christopher Jay Scheff - Web page: https://patentgrep.com/patent/US10869762B2 ## CPC - A61F 2/2439: {Expansion controlled by filaments} - A61F 2/2436: {Deployment by retracting a sheath} - A61F 2/966: with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod - A61F 2/9517: {handle assemblies therefor} - A61F 2002/9511: {the retaining means being filaments or wires} - A61F 2002/9534: {for repositioning of stents} - A61F 2002/9665: {with additional retaining means} - A61F 2230/0091: helically-coiled or spirally-coiled, i.e. having a 2-D spiral cross-section - A61M 25/0021: {characterised by the form of the tubing (A61M25/0054 takes precedence)} - A61M 25/09: Guide wires - A61M 2025/0004: {having two or more concentrically arranged tubes for forming a concentric catheter system} - A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C) - A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)} ## Abstract Medical devices and methods for making and using medical devices are disclosed. An example system for delivering an implantable medical device includes an outer shaft having a proximal end, a distal portion and a lumen extending therein. The system includes an inner catheter, wherein the inner catheter extends within at least a portion of the lumen of the outer shaft. The system also includes an actuation shaft extending within a portion of the lumen of the inner shaft, wherein a distal end of the actuation shaft is coupled to a coupling member. The system also includes a plurality of translation members coupled to the implantable medical device and the coupling member. The system also includes a grouping coil wound around at least a portion of each of the plurality of translation members. ## Claims ### Claim 1 A system for delivering an implantable medical device, comprising: an outer shaft having a proximal end, a distal portion and a lumen extending therein; an inner catheter having a proximal end, a distal portion and a lumen extending therein, wherein the inner catheter extends within at least a portion of the lumen of the outer shaft; an actuation shaft extending within a portion of the lumen of the inner catheter, wherein a distal end of the actuation shaft is coupled to a proximal portion of a coupling member; a plurality of translation members each having a proximal end and a distal end, wherein the distal ends of the translation members are coupled to the implantable medical device, and wherein the proximal ends of the translation members are coupled to a distal portion of the coupling member; and a grouping coil wound around at least a portion of each of the plurality of translation members. ### Claim 2 (depends on 1) The system of claim 1, wherein the actuation shaft, the plurality of translation members and the coupling member are configured to translate along the longitudinal axis of the inner catheter. ### Claim 3 (depends on 2) The system of claim 2, wherein a length of the grouping coil is configured to adjust as the coupling member translates along the longitudinal axis of the inner catheter. ### Claim 4 (depends on 3) The system of claim 3, wherein the grouping coil is designed to group the plurality of translation members as the translation members translate along the longitudinal axis of the inner catheter. ### Claim 5 (depends on 1) The system of claim 1, further comprising a containment fitting attached to the distal portion of the inner catheter, wherein the containment fitting is configured to limit a distal end of the grouping coil from translating distally. ### Claim 6 (depends on 5) The system of claim 5, wherein the grouping coil is positioned between the containment fitting and a distal end of the coupling member. ### Claim 7 (depends on 1) The system of claim 1, further comprising a tubular guidewire member having a proximal end and a distal end, and wherein the tubular guidewire member extends within the lumen of the inner catheter, and wherein a proximal end of the tubular guidewire member is coupled to a handle. ### Claim 8 (depends on 7) The system of claim 7, wherein a proximal end of the actuation shaft is coupled to the handle, wherein the handle is configured to permit simultaneous translation of the actuation shaft and the tubular guidewire member. ### Claim 9 (depends on 8) The system of claim 8, wherein the actuation shaft is fixedly attached to the tubular guidewire member. ### Claim 10 (depends on 8) The system of claim 8, wherein the coupling member is fixedly attached to the tubular guidewire member. ### Claim 11 (depends on 9) The system of claim 9, wherein the coupling member is fixedly attached to the tubular guidewire member. ### Claim 12 (depends on 1) The system of claim 1, wherein the coupling member permits simultaneous rotation and translation of the actuation shaft within the lumen of the inner catheter. ### Claim 13 A system for implanting a heart valve, comprising: a handle; a deployment shaft having a proximal end coupled to the handle, a distal portion and a lumen extending therein; an inner shaft extending within at least a portion of the lumen of the deployment shaft, the inner shaft having a lumen extending therein; and a translation assembly positioned within and translatable within the lumen of the inner shaft, the translation assembly including an actuating shaft, a coupling member, a plurality of translation members and a grouping coil; wherein the plurality of translation members each have a proximal end and a distal end, wherein the distal ends of the translation members are coupled to the implantable heart valve, and wherein the proximal ends of the translation members are coupled to a distal portion of the coupling member; wherein the grouping coil is wound around the plurality of translation members. ### Claim 14 (depends on 13) The system of claim 13, wherein a distal end of the actuating shaft is coupled to a proximal portion of the coupling member. ### Claim 15 (depends on 13) The system of claim 13, wherein a length of the grouping coil is configured to adjust as the coupling member translates along the longitudinal axis of the inner shaft. ### Claim 16 (depends on 13) The system of claim 13, wherein the grouping coil is designed to group the plurality of translation members as the translation members translate along the longitudinal axis of the inner shaft. ### Claim 17 (depends on 13) The system of claim 13, further comprising a guidewire catheter having a proximal end and a distal end, and wherein the guidewire catheter extends within the lumen of the inner shaft, and wherein a proximal end of the guidewire catheter is coupled to the handle. ### Claim 18 (depends on 17) The system of claim 17, wherein a proximal end of the actuating shaft is coupled to the handle, wherein the handle is configured to permit simultaneous translation of the actuating shaft and the guidewire catheter. ### Claim 19 (depends on 18) The system of claim 18, wherein the actuating shaft is fixedly attached to the guidewire catheter.