EP4117754A4 - High precision syringe with removable pump unit - Google Patents

High precision syringe with removable pump unit

Info

Publication number
EP4117754A4
EP4117754A4 EP21768609.6A EP21768609A EP4117754A4 EP 4117754 A4 EP4117754 A4 EP 4117754A4 EP 21768609 A EP21768609 A EP 21768609A EP 4117754 A4 EP4117754 A4 EP 4117754A4
Authority
EP
European Patent Office
Prior art keywords
high precision
pump unit
removable pump
precision syringe
syringe
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
EP21768609.6A
Other languages
German (de)
French (fr)
Other versions
EP4117754A1 (en
Inventor
Chao Young Lee
Zhenhua Mao
Mei Zhang
Frederick Lee
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.)
Zyno Medical LLC
Original Assignee
Zyno Medical LLC
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
Priority claimed from US16/814,008 external-priority patent/US11679205B2/en
Application filed by Zyno Medical LLC filed Critical Zyno Medical LLC
Publication of EP4117754A1 publication Critical patent/EP4117754A1/en
Publication of EP4117754A4 publication Critical patent/EP4117754A4/en
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
    • A61M5/14—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. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/1458—Means for capture of the plunger flange
    • 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. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/1456—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons with a replaceable reservoir comprising a piston rod to be moved into the reservoir, e.g. the piston rod is part of the removable reservoir
    • 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
    • A61M5/31515—Connection of piston with piston rod
    • 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
    • A61M2005/3101—Leak prevention means for proximal end of syringes, i.e. syringe end opposite to needle mounting end
    • 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
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate
    • 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
    • A61M5/14244—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable 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
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
    • 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
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/172—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body electrical or electronic
EP21768609.6A 2020-03-10 2021-03-09 High precision syringe with removable pump unit Pending EP4117754A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/814,008 US11679205B2 (en) 2018-07-13 2020-03-10 High precision syringe with removable pump unit
PCT/US2021/021470 WO2021183489A1 (en) 2020-03-10 2021-03-09 High precision syringe with removable pump unit

Publications (2)

Publication Number Publication Date
EP4117754A1 EP4117754A1 (en) 2023-01-18
EP4117754A4 true EP4117754A4 (en) 2024-03-27

Family

ID=77672278

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21768609.6A Pending EP4117754A4 (en) 2020-03-10 2021-03-09 High precision syringe with removable pump unit

Country Status (2)

Country Link
EP (1) EP4117754A4 (en)
WO (1) WO2021183489A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020016572A1 (en) * 2000-07-10 2002-02-07 Beebe W. Scott Barrel stabilizer for syringe piston
US7273477B2 (en) * 2001-01-18 2007-09-25 Medrad, Inc. Syringe interfaces and syringe adapters for use with medical injectors
US20080082055A1 (en) * 2006-09-29 2008-04-03 Tyco Healthcare Group Lp Detachable plunger rod syringe
US20200016331A1 (en) * 2018-07-13 2020-01-16 Zyno Medical, Llc High Precision Syringe with Removable Pump Unit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999024095A2 (en) * 1997-11-07 1999-05-20 Invasatec, Inc. Angiographic injector system with multiple processor redundancy
US6200289B1 (en) * 1998-04-10 2001-03-13 Milestone Scientific, Inc. Pressure/force computer controlled drug delivery system and the like
AU2008219658B2 (en) * 2007-02-26 2013-09-19 Carefusion 303, Inc. Automatic relay pump system
US8002748B2 (en) * 2009-04-24 2011-08-23 Kyphon Sarl Digital syringe with compensation control

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020016572A1 (en) * 2000-07-10 2002-02-07 Beebe W. Scott Barrel stabilizer for syringe piston
US7273477B2 (en) * 2001-01-18 2007-09-25 Medrad, Inc. Syringe interfaces and syringe adapters for use with medical injectors
US20080082055A1 (en) * 2006-09-29 2008-04-03 Tyco Healthcare Group Lp Detachable plunger rod syringe
US20200016331A1 (en) * 2018-07-13 2020-01-16 Zyno Medical, Llc High Precision Syringe with Removable Pump Unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021183489A1 *

Also Published As

Publication number Publication date
WO2021183489A1 (en) 2021-09-16
EP4117754A1 (en) 2023-01-18

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20240227

RIC1 Information provided on ipc code assigned before grant

Ipc: A61M 5/142 20060101ALI20240221BHEP

Ipc: A61M 5/168 20060101ALI20240221BHEP

Ipc: A61M 5/31 20060101ALI20240221BHEP

Ipc: A61M 5/172 20060101ALI20240221BHEP

Ipc: A61M 5/145 20060101ALI20240221BHEP

Ipc: A61M 5/315 20060101AFI20240221BHEP