JP7541017B2 - 医療用針の製造方法 - Google Patents
医療用針の製造方法 Download PDFInfo
- Publication number
- JP7541017B2 JP7541017B2 JP2021548820A JP2021548820A JP7541017B2 JP 7541017 B2 JP7541017 B2 JP 7541017B2 JP 2021548820 A JP2021548820 A JP 2021548820A JP 2021548820 A JP2021548820 A JP 2021548820A JP 7541017 B2 JP7541017 B2 JP 7541017B2
- Authority
- JP
- Japan
- Prior art keywords
- needle
- cap
- protector
- needle hub
- base end
- 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.)
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Classifications
-
- 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
- A61M5/178—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
- A61M5/50—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 preventing re-use, or for indicating if defective, used, tampered with or unsterile
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (1)
- 針体と、前記針体の基端側に固定された中空状の針ハブと、前記針ハブに装着された状態で前記針体の先端側を覆う中空状のキャップと、を備える医療用針の製造方法であって、
凸部が設けられた前記針ハブを成形する針ハブ成形工程と、
前記針ハブ成形工程で成形された前記針ハブに前記針体の基端側を接合する針体接合工程と、
前記キャップを成形するキャップ成形工程と、
前記針体接合工程で前記針体が接合された前記針ハブに対して前記キャップ成形工程で成形された前記キャップを装着する装着工程と、を有し、
前記装着工程では、前記凸部を前記キャップの基端面に圧入することにより前記キャップの基端面に凹部を形成し、
前記キャップは、前記キャップ及び前記針ハブの前記針体の周方向への相対回転によって開封し、
前記凹部及び前記凸部の少なくともいずれかは、前記キャップを開封する際に前記キャップ及び前記針ハブの前記相対回転により不可逆的に形状が変化する、医療用針の製造方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019172776 | 2019-09-24 | ||
| JP2019172776 | 2019-09-24 | ||
| PCT/JP2020/034754 WO2021060054A1 (ja) | 2019-09-24 | 2020-09-14 | 医療用針及び医療用針の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021060054A1 JPWO2021060054A1 (ja) | 2021-04-01 |
| JP7541017B2 true JP7541017B2 (ja) | 2024-08-27 |
Family
ID=75166634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021548820A Active JP7541017B2 (ja) | 2019-09-24 | 2020-09-14 | 医療用針の製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7541017B2 (ja) |
| WO (1) | WO2021060054A1 (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060178627A1 (en) | 2004-05-29 | 2006-08-10 | Bünder Glas GmbH | Syringe tip cap and method for producing a syringe tip cap |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5549075Y2 (ja) * | 1976-03-29 | 1980-11-15 | ||
| JPH0546466Y2 (ja) * | 1990-01-24 | 1993-12-06 |
-
2020
- 2020-09-14 JP JP2021548820A patent/JP7541017B2/ja active Active
- 2020-09-14 WO PCT/JP2020/034754 patent/WO2021060054A1/ja not_active Ceased
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060178627A1 (en) | 2004-05-29 | 2006-08-10 | Bünder Glas GmbH | Syringe tip cap and method for producing a syringe tip cap |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021060054A1 (ja) | 2021-04-01 |
| JPWO2021060054A1 (ja) | 2021-04-01 |
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