EP4774019A1 - Stopfen und medikamentenbehälter für injektionsvorrichtungen - Google Patents

Stopfen und medikamentenbehälter für injektionsvorrichtungen

Info

Publication number
EP4774019A1
EP4774019A1 EP24765147.4A EP24765147A EP4774019A1 EP 4774019 A1 EP4774019 A1 EP 4774019A1 EP 24765147 A EP24765147 A EP 24765147A EP 4774019 A1 EP4774019 A1 EP 4774019A1
Authority
EP
European Patent Office
Prior art keywords
stopper
surface portion
facing surface
barrel
medicament
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.)
Pending
Application number
EP24765147.4A
Other languages
English (en)
French (fr)
Inventor
Martin Otten
Sebastian Thiel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanofi SA
Original Assignee
Sanofi SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanofi SA filed Critical Sanofi SA
Publication of EP4774019A1 publication Critical patent/EP4774019A1/de
Pending legal-status Critical Current

Links

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
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A61M5/31513—Piston constructions to improve sealing or sliding
    • 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
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. by means of pistons pressurised by means of pistons
    • A61M5/14566—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. by means of pistons pressurised by means of pistons with a replaceable reservoir for receiving a piston rod of the pump

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)
EP24765147.4A 2023-09-07 2024-09-04 Stopfen und medikamentenbehälter für injektionsvorrichtungen Pending EP4774019A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP23315344 2023-09-07
PCT/EP2024/074644 WO2025051759A1 (en) 2023-09-07 2024-09-04 Stopper and medicament container for injection devices

Publications (1)

Publication Number Publication Date
EP4774019A1 true EP4774019A1 (de) 2026-07-15

Family

ID=88291329

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24765147.4A Pending EP4774019A1 (de) 2023-09-07 2024-09-04 Stopfen und medikamentenbehälter für injektionsvorrichtungen

Country Status (3)

Country Link
EP (1) EP4774019A1 (de)
CN (1) CN121794003A (de)
WO (1) WO2025051759A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0304823D0 (en) 2003-03-03 2003-04-09 Dca Internat Ltd Improvements in and relating to a pen-type injector
GB0304822D0 (en) 2003-03-03 2003-04-09 Dca Internat Ltd Improvements in and relating to a pen-type injector
US7972302B2 (en) * 2007-06-12 2011-07-05 Becton, Dickinson And Company Syringe with disabling mechanism
WO2011044346A1 (en) * 2009-10-07 2011-04-14 Nordson Corporation Medical injector and adapter for coupling a medicament container and an actuator
US8992469B2 (en) * 2012-06-26 2015-03-31 Glucago Llc Reconstitution device
US10765812B2 (en) * 2015-07-14 2020-09-08 Sio2 Medical Products, Inc. Convertible plungers and methods for assembling the same in a medical barrel
CN107349491A (zh) * 2017-07-06 2017-11-17 丽水市知科科技有限公司 一种精准定量注射器

Also Published As

Publication number Publication date
WO2025051759A1 (en) 2025-03-13
CN121794003A (zh) 2026-04-03

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