JP6664270B2 - プロテクタ付き医療用針 - Google Patents
プロテクタ付き医療用針 Download PDFInfo
- Publication number
- JP6664270B2 JP6664270B2 JP2016088440A JP2016088440A JP6664270B2 JP 6664270 B2 JP6664270 B2 JP 6664270B2 JP 2016088440 A JP2016088440 A JP 2016088440A JP 2016088440 A JP2016088440 A JP 2016088440A JP 6664270 B2 JP6664270 B2 JP 6664270B2
- Authority
- JP
- Japan
- Prior art keywords
- protector
- hub
- axis
- pair
- projecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001012 protector Effects 0.000 title claims description 151
- 230000002093 peripheral effect Effects 0.000 claims description 22
- 210000004204 blood vessel Anatomy 0.000 description 11
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 238000001746 injection moulding Methods 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
- A61B17/3496—Protecting sleeves or inner probes; Retractable tips
-
- 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
- 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
- A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
- A61M5/1626—Needle protectors therefor
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3293—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles characterised by features of the needle hub
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B2017/347—Locking means, e.g. for locking instrument in cannula
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B2017/348—Means for supporting the trocar against the body or retaining the trocar inside the body
- A61B2017/3492—Means for supporting the trocar against the body or retaining the trocar inside the body against the outside of the body
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Surgery (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (4)
- 先端に針管の後端部を支持するハブと、
該ハブを摺動させて該針管を収納可能な筒状のプロテクタと、
該針管が該プロテクタから突出した状態で該ハブを該プロテクタに解除可能に係止する第1係止手段と、
該針管が該プロテクタに収納された状態で該ハブを該プロテクタに解除不能に係止する第2係止手段とを備えるプロテクタ付き医療用針において、
前記ハブの先端部は、該ハブの軸線と直交する第1の軸線上に設けられ、該ハブの外周面から離間する方向に夫々突出する一対の第1突出部と、
該第1突出部より後端側に第1の所定間隔を存して、該ハブの軸線と直交するとともに、該ハブの軸線からみて前記第1の軸線と所定角度で交差する第2の軸線上に設けられ、該ハブの外周面から離間する方向に夫々突出する一対の第2突出部とを有し、
該プロテクタの後端部には、該プロテクタの軸線と直交する第3の軸線上に設けられ、該プロテクタの内周面から該プロテクタの軸線に向かって後端側に傾斜しつつ夫々延出し、該プロテクタの軸線から離れる方向に弾性変形自在な一対の突片と、
該プロテクタの突片より先端側に前記第1の所定間隔以下の第2の所定間隔を存して該プロテクタの内周面に設けられ、前記プロテクタの軸線からみて前記第3の軸線と前記所定角度で交差する第4の軸線上において互いに対向する一対の側壁部とを有し、
該第2係止手段は、前記針管が前記プロテクタに収納されたときに、該プロテクタの前記側壁部の先端側が該ハブの該第1突出部に係止されるとともに、該プロテクタの該突片の後端側が該ハブの該第2突出部に係止されることにより構成され、
前記一対の側壁部の間隔は、該ハブの軸線からみた第1の軸線と直交する方向における両突出部の最大幅以上であって、両突出部の一方突端から他方突端までの夫々の距離未満に形成されていることを特徴とするプロテクタ付き医療用針。 - 請求項1記載のプロテクタ付き医療用針において、
前記ハブの外周面には、該ハブの軸線に沿って条部が設けられ、
前記側壁部には、該条部が通過可能なスリットが設けられていることを特徴とするプロテクタ付き医療用針。 - 請求項2記載のプロテクタ付き医療用針において、
前記側壁部は、前記プロテクタの各側壁部がプロテクタの軸線から離れる方向に弾性変形自在な1対の板バネ部材からなり、
前記スリットは、該各板バネ部材の対向する突端部が所定の距離離間することにより形成されていることを特徴とするプロテクタ付き医療用針。 - 請求項1乃至3のいずれか1項に記載のプロテクタ付き医療用針において、前記プロテクタは1対の翼状部を備えることを特徴とするプロテクタ付き医療用針。
Priority Applications (19)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016088440A JP6664270B2 (ja) | 2016-04-26 | 2016-04-26 | プロテクタ付き医療用針 |
EP20193109.4A EP3760252B1 (en) | 2016-04-26 | 2017-03-17 | Medical needle with protector |
PCT/JP2017/011042 WO2017187841A1 (ja) | 2016-04-26 | 2017-03-17 | プロテクタ付き医療用針 |
CN201780025722.4A CN109069738B (zh) | 2016-04-26 | 2017-03-17 | 带保护器的医疗用针 |
PT177891306T PT3449962T (pt) | 2016-04-26 | 2017-03-17 | Agulha médica com protetor |
EP17789130.6A EP3449962B1 (en) | 2016-04-26 | 2017-03-17 | Medical needle with protector |
MYPI2018703805A MY186897A (en) | 2016-04-26 | 2017-03-17 | Medical needle with protector |
PL17789130T PL3449962T3 (pl) | 2016-04-26 | 2017-03-17 | Igła medyczna z osłoną |
PL20193109.4T PL3760252T3 (pl) | 2016-04-26 | 2017-03-17 | Igła medyczna z osłoną |
PT201931094T PT3760252T (pt) | 2016-04-26 | 2017-03-17 | Agulha médica com protetor |
SG10202001157XA SG10202001157XA (en) | 2016-04-26 | 2017-03-17 | Medical needle with protector |
ES17789130T ES2837078T3 (es) | 2016-04-26 | 2017-03-17 | Aguja médica con protector |
ES20193109T ES2950775T3 (es) | 2016-04-26 | 2017-03-17 | Aguja médica con protector |
SG11201808805SA SG11201808805SA (en) | 2016-04-26 | 2017-03-17 | Medical needle with protector |
US16/094,516 US11026721B2 (en) | 2016-04-26 | 2017-03-17 | Medical needle with protector |
CN202110856348.0A CN113398385B (zh) | 2016-04-26 | 2017-03-17 | 带保护器的医疗用针 |
TW110117934A TWI757180B (zh) | 2016-04-26 | 2017-04-11 | 具保護器的醫療用針 |
TW106112057A TWI732850B (zh) | 2016-04-26 | 2017-04-11 | 具保護器的醫療用針 |
US17/242,817 US11826076B2 (en) | 2016-04-26 | 2021-04-28 | Medical needle with protector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016088440A JP6664270B2 (ja) | 2016-04-26 | 2016-04-26 | プロテクタ付き医療用針 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017196060A JP2017196060A (ja) | 2017-11-02 |
JP6664270B2 true JP6664270B2 (ja) | 2020-03-13 |
Family
ID=60160331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016088440A Active JP6664270B2 (ja) | 2016-04-26 | 2016-04-26 | プロテクタ付き医療用針 |
Country Status (11)
Country | Link |
---|---|
US (2) | US11026721B2 (ja) |
EP (2) | EP3760252B1 (ja) |
JP (1) | JP6664270B2 (ja) |
CN (2) | CN109069738B (ja) |
ES (2) | ES2837078T3 (ja) |
MY (1) | MY186897A (ja) |
PL (2) | PL3760252T3 (ja) |
PT (2) | PT3760252T (ja) |
SG (2) | SG10202001157XA (ja) |
TW (2) | TWI757180B (ja) |
WO (1) | WO2017187841A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6664270B2 (ja) | 2016-04-26 | 2020-03-13 | 株式会社トップ | プロテクタ付き医療用針 |
US11331454B2 (en) * | 2016-06-03 | 2022-05-17 | Nipro Corporation | Needle tip protector for indwelling needle and indwelling needle assembly |
WO2020250852A1 (ja) | 2019-06-13 | 2020-12-17 | 株式会社トップ | 採血管ホルダー及び採血キット |
EP4011419A4 (en) | 2019-08-09 | 2023-09-06 | Nipro Corporation | NEEDLE TIP PROTECTOR AND ASSEMBLED NEEDLE BODY USING SAME |
JP2021037104A (ja) * | 2019-09-03 | 2021-03-11 | ニプロ株式会社 | 針組立体 |
WO2021044806A1 (ja) * | 2019-09-03 | 2021-03-11 | ニプロ株式会社 | 針組立体 |
JP2021058263A (ja) * | 2019-10-03 | 2021-04-15 | ニプロ株式会社 | 針組立体 |
JP2021037105A (ja) * | 2019-09-03 | 2021-03-11 | ニプロ株式会社 | 針組立体 |
JP2021040853A (ja) * | 2019-09-10 | 2021-03-18 | ニプロ株式会社 | 針組立体 |
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JP6664270B2 (ja) | 2016-04-26 | 2020-03-13 | 株式会社トップ | プロテクタ付き医療用針 |
-
2016
- 2016-04-26 JP JP2016088440A patent/JP6664270B2/ja active Active
-
2017
- 2017-03-17 MY MYPI2018703805A patent/MY186897A/en unknown
- 2017-03-17 SG SG10202001157XA patent/SG10202001157XA/en unknown
- 2017-03-17 ES ES17789130T patent/ES2837078T3/es active Active
- 2017-03-17 CN CN201780025722.4A patent/CN109069738B/zh active Active
- 2017-03-17 ES ES20193109T patent/ES2950775T3/es active Active
- 2017-03-17 PL PL20193109.4T patent/PL3760252T3/pl unknown
- 2017-03-17 EP EP20193109.4A patent/EP3760252B1/en active Active
- 2017-03-17 PL PL17789130T patent/PL3449962T3/pl unknown
- 2017-03-17 WO PCT/JP2017/011042 patent/WO2017187841A1/ja active Application Filing
- 2017-03-17 EP EP17789130.6A patent/EP3449962B1/en active Active
- 2017-03-17 US US16/094,516 patent/US11026721B2/en active Active
- 2017-03-17 PT PT201931094T patent/PT3760252T/pt unknown
- 2017-03-17 PT PT177891306T patent/PT3449962T/pt unknown
- 2017-03-17 CN CN202110856348.0A patent/CN113398385B/zh active Active
- 2017-03-17 SG SG11201808805SA patent/SG11201808805SA/en unknown
- 2017-04-11 TW TW110117934A patent/TWI757180B/zh active
- 2017-04-11 TW TW106112057A patent/TWI732850B/zh active
-
2021
- 2021-04-28 US US17/242,817 patent/US11826076B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11026721B2 (en) | 2021-06-08 |
ES2950775T3 (es) | 2023-10-13 |
CN109069738A (zh) | 2018-12-21 |
CN109069738B (zh) | 2021-08-17 |
EP3760252A1 (en) | 2021-01-06 |
PT3449962T (pt) | 2020-12-15 |
EP3449962B1 (en) | 2020-10-21 |
CN113398385A (zh) | 2021-09-17 |
TW202133894A (zh) | 2021-09-16 |
CN113398385B (zh) | 2022-10-14 |
WO2017187841A1 (ja) | 2017-11-02 |
PT3760252T (pt) | 2023-07-27 |
SG11201808805SA (en) | 2018-11-29 |
TWI732850B (zh) | 2021-07-11 |
PL3760252T3 (pl) | 2023-11-27 |
US11826076B2 (en) | 2023-11-28 |
US20210244440A1 (en) | 2021-08-12 |
SG10202001157XA (en) | 2020-03-30 |
EP3449962A1 (en) | 2019-03-06 |
EP3760252B1 (en) | 2023-06-21 |
PL3449962T3 (pl) | 2021-04-19 |
JP2017196060A (ja) | 2017-11-02 |
TW201803614A (zh) | 2018-02-01 |
MY186897A (en) | 2021-08-26 |
ES2837078T3 (es) | 2021-06-29 |
US20190133639A1 (en) | 2019-05-09 |
EP3449962A4 (en) | 2019-12-04 |
TWI757180B (zh) | 2022-03-01 |
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