公开(公告)号：US20220226624A1

公开(公告)日：2022-07-21

申请号：US17657895

申请日：2022-04-04

Applicant: GYRUS ACMI, INC. D/B/A OLYMPUS SURGICAL TECHNOLOGIES AMERICA

Inventor： Judy L. Walish ,  Hui Tang ,  Thomas J. Holman

IPC: A61M27/00 ,  A61F2/04 ,  A61L31/04

Abstract: A ureteral stent is provided. The stent may include a first section having a first wall defining a first luminal section. The stent may further include a second section having a second wall defining a second luminal section. The second section can be enabled to substantially close at times external pressure is applied to the stent.

公开(公告)号：US20200345990A1

公开(公告)日：2020-11-05

申请号：US16929672

申请日：2020-07-15

Applicant: Gyrus ACMI, Inc. d/b/a Olympus Surgical Technologies America

Inventor： Thomas Holman ,  Hui Tang ,  Judy Walish

IPC: A61M27/00 ,  A61M25/04

Abstract: Disclosed herein is ureteral stent. The ureteral stent includes a proximal end, a distal end, and a middle portion. The proximal end includes a retention feature having a coiled shape. The distal end is opposite the proximal end. The middle portion is between the proximal end and the distal end.

公开(公告)号：US20160157987A1

公开(公告)日：2016-06-09

申请号：US14948421

申请日：2015-11-23

Applicant: Gyrus ACMI, Inc. d/b/a Olympus Surgical Technologies America

Inventor： Hui Tang

IPC: A61F2/04 ,  A61F2/95 ,  A61F2/82

CPC classification number: A61M27/008 ,  A61F2210/0004 ,  A61M2025/09133

Abstract: Provided are methods, systems, and kits of properly delivering a biodegradable stent into a body lumen of a subject. More particularly, provided are methods, systems, and kits of properly delivering a biodegradable ureteral stent into the kidney and the bladder of a subject. Even more particularly, provided are methods, systems, and kits of properly delivering a chitosan based stent into a body lumen of a subject. Even more particularly, provided are methods, systems, and kits of properly delivering a chitosan based ureteral stent into the kidney and the bladder of a subject.

Abstract translation: 提供了将可生物降解的支架适当地递送到受试者的体腔中的方法，系统和试剂盒。 更具体地，提供了将可生物降解的输尿管支架适当地递送到受试者的肾脏和膀胱中的方法，系统和试剂盒。 更具体地，提供了将基于壳聚糖的支架适当地递送到受试者的体腔中的方法，系统和试剂盒。 更具体地，提供了将壳聚糖基输尿管支架适当地递送到受试者的肾脏和膀胱中的方法，系统和试剂盒。

公开(公告)号：US20210178133A1

公开(公告)日：2021-06-17

申请号：US17164121

申请日：2021-02-01

Applicant: GYRUS ACMI, INC., D/B/A OLYMPUS SURGICAL TECHNOLOGIES AMERICA

Inventor： Judy L. Walish ,  Hui Tang ,  Thomas J. Holman

IPC: A61M27/00 ,  A61F2/88 ,  A61L31/04

Abstract: A ureteral stent that includes a tubular member and a retaining end adapted to be placed inside a kidney or a bladder of a patient. The retaining end includes a plurality of loops. Each of the loops are centered about a loop axis, and two or more of the loop axes extend in different directions relative to other loop axes.

公开(公告)号：US20190167958A1

公开(公告)日：2019-06-06

申请号：US15829092

申请日：2017-12-01

Applicant: GYRUS ACMI, INC., d/b/a Olympus Surgical Technologies America

Inventor： Judy L. Walish ,  Hui Tang ,  Thomas J. Holman

IPC: A61M27/00 ,  A61L31/04 ,  A61F2/88

Abstract: A ureteral stent that includes a tubular member and a retaining end adapted to be placed inside a kidney or a bladder of a patient. The retaining end includes a plurality of loops. Each of the loops are centered about a loop axis, and two or more of the loop axes extend in different directions relative to other loop axes.

公开(公告)号：US20180272041A1

公开(公告)日：2018-09-27

申请号：US15921100

申请日：2018-03-14

Applicant: Gyrus ACMI, Inc. d/b/a Olympus Surgical Technologies America

Inventor： Hui Tang ,  Thomas J. Holman ,  Judy L. Walish

IPC: A61L31/04 ,  A61M27/00 ,  A61F2/04 ,  A61L31/02 ,  A61L31/12

CPC classification number: A61L31/041 ,  A61F2/04 ,  A61F2002/048 ,  A61F2240/001 ,  A61F2250/0018 ,  A61L31/028 ,  A61L31/128 ,  A61L31/129 ,  A61M27/008 ,  A61M2205/0216 ,  A61M2207/00 ,  C08L29/04

Abstract: Provided is a ureteral stent comprising certain amount of ethylene-vinyl acetate polymer and a certain amount of an additive selected from barium sulfate, bismuth subcarbonate, bismuth oxychloride, a polyolefin elastomer, a thermoplastics elastomer, and a mixture thereof. The provided stent may have multiple layers such as inner layer and outer layer with each layer having different elastic modulus. Also provided is a method of making the aforementioned ureteral stent and a method of using the ureteral stent in treating kidney or bladder related diseases.

公开(公告)号：US20190298978A1

公开(公告)日：2019-10-03

申请号：US15941598

申请日：2018-03-30

Applicant: Gyrus ACMI, Inc. d/b/a Olympus Surgical Technologies America

Inventor： Judy L. Walish ,  Hui Tang ,  Thomas J. Holman

IPC: A61M27/00 ,  A61F2/04 ,  A61L31/04

Abstract: A ureteral stent is provided. The stent may include a first section having a first wall defining a first luminal section. The stent may further include a second section having a second wall defining a second luminal section. The second section can be enabled to substantially close at times external pressure is applied to the stent.