JP7231640B2 - 穿刺針 - Google Patents
穿刺針 Download PDFInfo
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- JP7231640B2 JP7231640B2 JP2020548190A JP2020548190A JP7231640B2 JP 7231640 B2 JP7231640 B2 JP 7231640B2 JP 2020548190 A JP2020548190 A JP 2020548190A JP 2020548190 A JP2020548190 A JP 2020548190A JP 7231640 B2 JP7231640 B2 JP 7231640B2
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- puncture needle
- needle
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- 230000002093 peripheral effect Effects 0.000 claims description 33
- 230000007423 decrease Effects 0.000 claims description 7
- 239000000523 sample Substances 0.000 description 14
- 238000003384 imaging method Methods 0.000 description 8
- 238000002604 ultrasonography Methods 0.000 description 5
- 210000004204 blood vessel Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/13—Tomography
- A61B8/14—Echo-tomography
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/42—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/427—Locating point where body is to be pierced, e.g. vein location means using ultrasonic waves, injection site templates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
- A61B2090/3925—Markers, e.g. radio-opaque or breast lesions markers ultrasonic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0833—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures
- A61B8/0841—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures for locating instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1588—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body having means for monitoring, controlling or visual inspection, e.g. for patency check, avoiding extravasation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3375—Acoustical, e.g. ultrasonic, measuring means
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Dermatology (AREA)
- Pathology (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (11)
- 超音波反射構造を備えた中空状の穿刺針であって、
針本体部と、
前記針本体部から先端方向に延出し、前記穿刺針の軸に対して傾斜した刃面を有する針先端部と、を備え、
前記超音波反射構造は、前記針先端部の内周面にて開口する凹状又は孔状の反射部を少なくとも1つ含み、
前記反射部の内面は、互いに対向し且つ前記針先端部の外周面側に向かうにつれて互いの間隔が小さくなる一対の傾斜面を有し、
前記一対の傾斜面の各々は、前記穿刺針の軸と平行であり、
前記一対の傾斜面の少なくとも一方は、前記内周面からの深さが互いに異なる複数の傾斜平面を含む、穿刺針。 - 超音波反射構造を備えた中空状の穿刺針であって、
針本体部と、
前記針本体部から先端方向に延出し、前記穿刺針の軸に対して傾斜した刃面を有する針先端部と、を備え、
前記超音波反射構造は、前記針先端部の内周面にて開口する凹状又は孔状の反射部を少なくとも1つ含み、
前記反射部の内面は、互いに対向し且つ前記針先端部の外周面側に向かうにつれて互いの間隔が小さくなる一対の傾斜面を有し、
前記一対の傾斜面の各々は、前記穿刺針の軸と平行であり、
前記一対の傾斜面の各々は、前記内周面からの深さが互いに異なる複数の傾斜平面を含む、穿刺針。 - 請求項1又は2記載の穿刺針において、
前記複数の傾斜平面の間に、前記反射部の深さ方向の軸に対して垂直な仮想面と平行な中間平面が設けられている、穿刺針。 - 請求項1又は2記載の穿刺針において、
前記複数の傾斜平面は、傾斜角度が互いに同じである、穿刺針。 - 請求項1又は2記載の穿刺針において、
前記複数の傾斜平面は、傾斜角度が互いに異なる、穿刺針。 - 請求項5記載の穿刺針において、
前記複数の傾斜平面は、第1傾斜平面と、前記第1傾斜平面よりも前記内周面から深い位置に形成された第2傾斜平面とを有し、
前記第2傾斜平面は、前記反射部の深さ方向の軸に対して垂直な仮想面に対する傾斜角度が、前記第1傾斜平面よりも小さい、穿刺針。 - 請求項1~6のいずれか1項に記載の穿刺針において、
前記反射部の深さ方向から見た前記反射部の輪郭形状は四角形状である、穿刺針。 - 請求項7記載の穿刺針において、
前記反射部は、四角錐台形状に形成されている、穿刺針。 - 請求項1~8のいずれか1項に記載の穿刺針において、
前記超音波反射構造は、前記反射部を複数有する、穿刺針。 - 請求項9記載の穿刺針において、
複数の前記反射部は、前記穿刺針の軸に沿って一直線上に配置されている、穿刺針。 - 請求項10記載の穿刺針において、
前記超音波反射構造は、一直線上に配置された前記複数の反射部からなる列を、複数列有する、穿刺針。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018182413 | 2018-09-27 | ||
JP2018182413 | 2018-09-27 | ||
PCT/JP2019/033066 WO2020066401A1 (ja) | 2018-09-27 | 2019-08-23 | 穿刺針 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020066401A1 JPWO2020066401A1 (ja) | 2021-09-09 |
JP7231640B2 true JP7231640B2 (ja) | 2023-03-01 |
Family
ID=69953085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020548190A Active JP7231640B2 (ja) | 2018-09-27 | 2019-08-23 | 穿刺針 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11517667B2 (ja) |
JP (1) | JP7231640B2 (ja) |
WO (1) | WO2020066401A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7543177B2 (ja) | 2021-03-08 | 2024-09-02 | テルモ株式会社 | 穿刺針 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007013130A1 (ja) | 2005-07-25 | 2007-02-01 | Hakko Co., Ltd. | 超音波用穿刺針 |
JP2015213627A (ja) | 2014-05-12 | 2015-12-03 | 株式会社共伸 | 超音波用の医療用針 |
US20170224376A1 (en) | 2016-02-08 | 2017-08-10 | Injectimed, Inc. | Echogenic needles and methods for manufacturing echogenic needles |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5201715A (en) * | 1991-11-19 | 1993-04-13 | Mcghan Medical Corporation | Implantable devices having ultrasonic echographic signature |
JP3171525B2 (ja) | 1994-04-14 | 2001-05-28 | 康雄 真島 | 医療用穿刺針 |
US5759154A (en) * | 1996-12-23 | 1998-06-02 | C. R. Bard, Inc. | Print mask technique for echogenic enhancement of a medical device |
US6544185B2 (en) * | 2000-10-23 | 2003-04-08 | Valentino Montegrande | Ultrasound imaging marker and method of use |
US9332973B2 (en) * | 2008-10-01 | 2016-05-10 | Covidien Lp | Needle biopsy device with exchangeable needle and integrated needle protection |
WO2014158951A1 (en) * | 2013-03-14 | 2014-10-02 | Muffin Incorporated | Echogenic surfaces with pressed-dimple formations |
-
2019
- 2019-08-23 JP JP2020548190A patent/JP7231640B2/ja active Active
- 2019-08-23 WO PCT/JP2019/033066 patent/WO2020066401A1/ja active Application Filing
-
2021
- 2021-03-17 US US17/204,097 patent/US11517667B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007013130A1 (ja) | 2005-07-25 | 2007-02-01 | Hakko Co., Ltd. | 超音波用穿刺針 |
JP2015213627A (ja) | 2014-05-12 | 2015-12-03 | 株式会社共伸 | 超音波用の医療用針 |
US20170224376A1 (en) | 2016-02-08 | 2017-08-10 | Injectimed, Inc. | Echogenic needles and methods for manufacturing echogenic needles |
Also Published As
Publication number | Publication date |
---|---|
US11517667B2 (en) | 2022-12-06 |
US20210196886A1 (en) | 2021-07-01 |
JPWO2020066401A1 (ja) | 2021-09-09 |
WO2020066401A1 (ja) | 2020-04-02 |
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