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1. 发明公开

US20230277834A1 PUSH-PULL TIGHTENING PORT FOR PERCUTANEOUS CIRCULATORY SUPPORT DEVICE REPOSITIONING AND AXIAL LOCKING, AND ATTACHMENT TO SHEATH HUB 审中-公开
公开(公告)号：US20230277834A1
公开(公告)日：2023-09-07
申请号：US18116634
申请日：2023-03-02
申请人： Boston Scientific Medical Device Limited , Boston Scientific Scimed Inc.
发明人： Neeraj Kumar Sharma , Sumit Agrawal , Rupesh Kumar Pahwa , Qian Liu
IPC分类号： A61M39/06 , A61M60/13 , A61M60/865 , A61M60/216
CPC分类号： A61M39/0606 , A61M60/13 , A61M60/865 , A61M60/216 , A61M2039/0258
摘要： A tightening port for use with a hemostasis valve of an introducer sheath includes a gripper configured for engagement with the hemostasis valve hub, the gripper having a proximal end, a distal end, a cylindrical body defining a lumen, and a plurality of protrusions extending from the proximal end, a base having a cylindrical body and a lumen defined therethrough for receiving a portion of the gripper, and a plurality of engagement features configured for engaging with the plurality of protrusions of the gripper, and wherein the lumen of the gripper has an initial diameter prior to engagement with the base, and the lumen of the gripper has a compressed diameter after engagement with the base, wherein the compressed diameter is less than the initial diameter.

2. 发明公开

US20230270989A1 SINGLE CAVITY HEMOSTASIS VALVE HUB FOR INTRODUCER SHEATHS 审中-公开
公开(公告)号：US20230270989A1
公开(公告)日：2023-08-31
申请号：US18114080
申请日：2023-02-24
申请人： Boston Scientific Medical Device Limited , Boston Scientific Scimed Inc.
发明人： Neeraj Kumar Sharma , Sumit Agrawal , Rupesh Kumar Pahwa , Qian Liu , Swami Upadhyay
IPC分类号： A61M39/06 , A61M25/00
CPC分类号： A61M39/06 , A61M25/0097 , A61M25/0662
摘要： A hemostasis valve hub for use with an introducer sheath includes a base having a securing mechanism for securing the hemostasis valve hub to the introducer sheath, an outer shell securable to the base and defining an interior volume, a shutter helix section disposed within the interior volume and including a plurality of fins arranged in a helical fashion, a brush section disposed within the interior volume adjacent the disk shutter section, the brush section including a plurality of brushes arranged in a helical fashion, and a seal positioned within the base and adjacent the brush section, the seal having a partial cross slit arrangement.

3. 发明公开

US20240285923A1 SHEATH HUB WITH INBUILT TIGHTENING PORT FOR CATHETER POSITION LOCKING 审中-公开
公开(公告)号：US20240285923A1
公开(公告)日：2024-08-29
申请号：US18581892
申请日：2024-02-20
申请人： Boston Scientific Medical Device Limited , Boston Scientific Scimed, Inc.
发明人： Neeraj Kumar Sharma , Sumit Agrawal , Qian Liu , Rupesh Kumar Pahwa
IPC分类号： A61M39/06 , A61M25/00 , A61M25/01 , A61M25/02 , A61M39/02
CPC分类号： A61M39/0613 , A61M25/0097 , A61M2025/0166 , A61M2025/0286 , A61M2039/0258 , A61M2039/0288
摘要： A valve hub assembly for use with a sheath includes a valve hub with a proximal end opposite a distal end, a first arm defining a lumen, and a second arm defining a lumen. A tightening port is arranged at the proximal end of the valve hub. The tightening port includes a hub cap engaged with the tightening port, a radially expandable seal positioned in a lumen of the hub cap, a pusher engaged with the radially expandable seal and at least partially disposed within the hub cap, and a lock nut arranged around the pusher and configured for pressing of the pusher against the radially expandable seal.

4. 发明公开

US20230270988A1 DUAL ARM HEMOSTASIS VALVE HUB FOR INTRODUCER SHEATHS 审中-公开
公开(公告)号：US20230270988A1
公开(公告)日：2023-08-31
申请号：US18114025
申请日：2023-02-24
申请人： Boston Scientific Medical Device Limited , Boston Scientific Scimed Inc.
发明人： Neeraj Kumar Sharma , Sumit Agrawal , Rupesh Kumar Pahwa , Qian Liu
IPC分类号： A61M39/06 , A61M60/13 , A61M60/216 , A61M60/865
CPC分类号： A61M39/06 , A61M60/13 , A61M60/216 , A61M60/865 , A61M2039/0258
摘要： A hemostasis valve hub for a sheath, such as an introducer sheath, includes a hub base including a first arm defining a first lumen and having a distal end and a proximal end and a second arm extending from the first arm and defining a second lumen and having a distal end and a proximal end, a seal positioned within the first lumen and adjacent a lock nut, the lock nut engaged with the proximal end of the first arm and positioned at least partially within the first lumen, a primary seal positioned adjacent the proximal end of the first arm, and a secondary seal positioned adjacent the proximal end of the second arm.

5. 发明公开

US20230270975A1 Dual Cavity Hemostasis Valve Hub for Large Bore Introducer Sheaths 审中-公开
公开(公告)号：US20230270975A1
公开(公告)日：2023-08-31
申请号：US18114049
申请日：2023-02-24
申请人： Boston Scientific Medical Device Limited , Boston Scientific Scimed Inc.
发明人： Neeraj Kumar Sharma , Sumit Agrawal , Rupesh Kumar Pahwa , Qian Liu
IPC分类号： A61M25/00 , A61M25/01
CPC分类号： A61M25/0097 , A61M25/01 , A61M39/06
摘要： A hemostasis valve hub for an introducer sheath includes a hub base, a hub cap configured for engagement with the hub base, the hub cap having a first wall with a first opening and a second opening extending through the first wall, a manifold positioned within the hub cap and adjacent the hub base, a primary seal positioned adjacent the first opening of the hub cap, a secondary seal positioned adjacent the second opening of the hub cap, and wherein the primary seal and the secondary seal are configured to provide a fluid seal between the first opening and the second opening, respectively, and the hub base.

6. 发明申请

US20160045306A1 CUT PATTERN TRANSCATHETER VALVE FRAME 审中-公开
标题翻译：切割图案转盘阀门框架
公开(公告)号：US20160045306A1
公开(公告)日：2016-02-18
申请号：US14823691
申请日：2015-08-11
申请人： BOSTON SCIENTIFIC SCIMED, INC.
发明人： Sumit Agrawal , Ismail Guler , David M. Flynn , Paul F. Chouinard , Kenneth M. Merdan
IPC分类号： A61F2/24
CPC分类号： A61F2/2409 , A61F2/2415 , A61F2/2418 , A61F2/243 , A61F2210/0014 , A61F2210/0057 , A61F2220/0025 , A61F2220/0033 , A61F2220/0041 , A61F2230/0004 , A61F2230/0017 , A61F2230/0021 , A61F2230/005 , A61F2230/0056 , A61F2230/0058 , A61F2230/0069 , A61F2240/001
摘要： A transcatheter valve frame comprising a valve frame comprising an elongate tubular member having a longitudinal axis and a circumference, the elongate tubular member comprising a plurality of struts interconnected by peaks and valleys that define a closed cell construction comprising a plurality of interconnected cells, the valve frame is formed from a single piece of material comprising a metal or metal alloy, the valve frame having a diameter that increases upon axial compression and the valve frame comprising a locking mechanism integral with the valve frame configured to fix the diameter of the valve frame.
摘要翻译：一种经导管瓣膜框架，其包括阀框架，所述阀架包括具有纵向轴线和圆周的细长管状构件，所述细长管状构件包括由峰和谷互连的多个支柱，所述支柱和谷部限定包括多个互连的细胞的闭孔结构，框架由包括金属或金属合金的单块材料形成，所述阀框架具有在轴向压缩时增加的直径，并且所述阀框架包括与构造成固定所述阀框架的直径的所述阀框一体的锁定机构。

7. 发明授权

US10449043B2 Displacement based lock and release mechanism 有权
公开(公告)号：US10449043B2
公开(公告)日：2019-10-22
申请号：US14995527
申请日：2016-01-14
申请人： BOSTON SCIENTIFIC SCIMED, INC.
发明人： Tim O'Connor , Richard O'Sullivan , Art Flannery , Takashi H. Ino , Daniel J. Foster , James P. Rohl , Patricia McAfee , Marc Feeley , Sumit Agrawal , John Darst , Noel Boyhan
IPC分类号： A61F2/24
摘要： A medical device system may include a valve replacement implant including an anchor member reversibly actuatable between a delivery configuration and a deployed configuration, wherein the implant includes at least one locking element configured to lock the anchor member in the deployed configuration, and at least one actuator element configured to engage the at least one locking element and actuate the anchor member between the delivery configuration and the deployed configuration. The at least one actuator element may include a self-biased cam mechanism configured to extend into and engage a first locking portion of the at least one locking element.

8. 发明申请

US20160206423A1 DISPLACEMENT BASED LOCK AND RELEASE MECHANISM 审中-公开
标题翻译：基于位移的锁定和释放机制
公开(公告)号：US20160206423A1
公开(公告)日：2016-07-21
申请号：US14995527
申请日：2016-01-14
申请人： BOSTON SCIENTIFIC SCIMED, INC.
发明人： Tim O'Connor , Richard O'Sullivan , Art Flannery , Takashi H. Ino , Daniel J. Foster , James P. Rohl , Patricia McAfee , Marc Feeley , Sumit Agrawal , John Darst , Noel Boyhan
IPC分类号： A61F2/24
CPC分类号： A61F2/243 , A61F2/2418 , A61F2/2436 , A61F2220/0008 , A61F2220/0033
摘要： A medical device system may include a valve replacement implant including an anchor member reversibly actuatable between a delivery configuration and a deployed configuration, wherein the implant includes at least one locking element configured to lock the anchor member in the deployed configuration, and at least one actuator element configured to engage the at least one locking element and actuate the anchor member between the delivery configuration and the deployed configuration. The at least one actuator element may include a self-biased cam mechanism configured to extend into and engage a first locking portion of the at least one locking element.
摘要翻译：医疗装置系统可以包括瓣膜置换植入物，其包括可在输送构型和展开构型之间可逆地致动的锚定构件，其中植入物包括构造成将锚固构件锁定在展开构型中的至少一个锁定元件，以及至少一个致动器元件，其构造成接合所述至少一个锁定元件并且在所述输送配置和所述展开配置之间致动所述锚固构件。所述至少一个致动器元件可以包括自偏置凸轮机构，其构造成延伸到所述至少一个锁定元件的第一锁定部分并且接合所述至少一个锁定元件的第一锁定部分。

9. 发明公开

US20230277833A1 TUOHY VALVE TIGHTENING PORT FOR PERCUTANEOUS CIRCULATORY SUPPORT DEVICE REPOSITIONING AND AXIAL LOCKING 审中-公开
公开(公告)号：US20230277833A1
公开(公告)日：2023-09-07
申请号：US18116619
申请日：2023-03-02
申请人： Boston Scientific Medial Device Limited , Boston Scientific Scimed Inc.
发明人： Neeraj Kumar Sharma , Sumit Agrawal , Rupesh Kumar Pahwa , Qian Liu
IPC分类号： A61M39/06 , A61M60/13 , A61M60/865
CPC分类号： A61M39/06 , A61M60/13 , A61M60/865 , A61M2039/0258
摘要： A tightening port for use with a hub of an introducer sheath includes a cartridge for reversible engagement with a proximal end of the hub, the cartridge having a proximal end and a distal end and a lumen extending therebetween, a seal positioned within the lumen of the cartridge, a lock nut having an inner portion positioned within the lumen of the cartridge and an outer portion configured for engagement with the proximal end of the cartridge, such that the inner portion of the lock nut is configured to push the seal to reduce a size of an opening of the seal.

10. 发明申请

US20160067040A1 VALVE LOCKING MECHANISM 审中-公开
标题翻译：阀门锁定机构
公开(公告)号：US20160067040A1
公开(公告)日：2016-03-10
申请号：US14845824
申请日：2015-09-04
申请人： BOSTON SCIENTIFIC SCIMED, INC.
发明人： Sumit Agrawal , Nawaz Maditheti , Eric M. Petersen , Stephen J. Oommen , James A. Schmidt
IPC分类号： A61F2/24
CPC分类号： A61F2/2427 , A61F2/2418 , A61F2/2439 , A61F2002/9534 , A61F2220/0008
摘要： A medical device may include an elongate delivery sheath and a valve replacement implant disposed within a lumen of the delivery sheath, the implant including an anchor member reversibly actuatable between a delivery configuration and a deployed configuration. The implant may include at least one locking element configured to lock the anchor member in the deployed configuration, and at least one actuator element configured to engage the at least one locking element and actuate the anchor member between the delivery configuration and the deployed configuration. The at least one actuator element may include an unlocking member configured to compress a first locking portion of the at least one locking element to unlock the anchor member from the deployed configuration.
摘要翻译：医疗装置可以包括细长输送护套和设置在输送护套的内腔内的瓣膜置换植入物，植入物包括可在输送构型和展开构型之间可逆地致动的锚定构件。所述植入物可以包括被配置为将所述锚定构件锁定在展开构型中的至少一个锁定元件，以及构造成接合所述至少一个锁定元件并且在所述输送构型与所述展开构型之间致动所述锚定构件的至少一个致动器元件。所述至少一个致动器元件可以包括解锁构件，所述解锁构件构造成压缩所述至少一个锁定元件的第一锁定部分，以将所述锚定构件从展开构型解锁。

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