AU2020339858B2 - Epidural device for detection of and needle placement in epidural space - Google Patents

Epidural device for detection of and needle placement in epidural space

Info

Publication number
AU2020339858B2
AU2020339858B2 AU2020339858A AU2020339858A AU2020339858B2 AU 2020339858 B2 AU2020339858 B2 AU 2020339858B2 AU 2020339858 A AU2020339858 A AU 2020339858A AU 2020339858 A AU2020339858 A AU 2020339858A AU 2020339858 B2 AU2020339858 B2 AU 2020339858B2
Authority
AU
Australia
Prior art keywords
chamber
sleeve
outlet
piston
needle
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
Application number
AU2020339858A
Other languages
English (en)
Other versions
AU2020339858A1 (en
Inventor
Brianna B. CARRELS
Simon F. COOKE
Michael D. DOLPHIN
James A. Helliwell
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.)
Guidestar Medical Devices Inc
Original Assignee
Guidestar Medical Devices Inc
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 Guidestar Medical Devices Inc filed Critical Guidestar Medical Devices Inc
Publication of AU2020339858A1 publication Critical patent/AU2020339858A1/en
Assigned to GUIDESTAR MEDICAL DEVICES INC. reassignment GUIDESTAR MEDICAL DEVICES INC. Amend patent request/document other than specification (104) Assignors: GUIDESTAR MEDICAL DEVICES
Application granted granted Critical
Publication of AU2020339858B2 publication Critical patent/AU2020339858B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3401—Puncturing needles for the peridural or subarachnoid space or the plexus, e.g. for anaesthesia
    • 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
    • A61M5/14526—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons the piston being actuated by fluid pressure
    • 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
    • A61M5/1454—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons spring-actuated, e.g. by a clockwork
    • 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
    • A61M5/31501—Means for blocking or restricting the movement of the rod or piston
    • 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
    • A61M5/46—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 controlling depth of insertion
    • 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
    • A61B90/08—Accessories or related features not otherwise provided for
    • A61B2090/0801—Prevention of accidental cutting or pricking
    • A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs
    • 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
    • A61M2005/3128—Incorporating one-way valves, e.g. pressure-relief or non-return valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Hematology (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
AU2020339858A 2019-08-24 2020-08-21 Epidural device for detection of and needle placement in epidural space Active AU2020339858B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962891313P 2019-08-24 2019-08-24
US62/891,313 2019-08-24
US202063039951P 2020-06-16 2020-06-16
US63/039,951 2020-06-16
PCT/CA2020/051147 WO2021035341A1 (en) 2019-08-24 2020-08-21 Epidural device for detection of and needle placement in epidural space

Publications (2)

Publication Number Publication Date
AU2020339858A1 AU2020339858A1 (en) 2022-03-31
AU2020339858B2 true AU2020339858B2 (en) 2025-11-27

Family

ID=74683706

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020339858A Active AU2020339858B2 (en) 2019-08-24 2020-08-21 Epidural device for detection of and needle placement in epidural space

Country Status (10)

Country Link
US (2) US11517677B2 (https=)
EP (2) EP4159143A1 (https=)
JP (1) JP7704737B2 (https=)
KR (1) KR20220047864A (https=)
AU (1) AU2020339858B2 (https=)
BR (1) BR112022003536A2 (https=)
CA (1) CA3148709A1 (https=)
ES (1) ES3041725T3 (https=)
IL (1) IL290822B1 (https=)
WO (1) WO2021035341A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2020339858B2 (en) * 2019-08-24 2025-11-27 Guidestar Medical Devices Inc. Epidural device for detection of and needle placement in epidural space

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5480389A (en) * 1994-08-09 1996-01-02 Becton, Dickinson And Company Method and apparatus for adjusting the length of a combined spinal-epidural needle
US9186172B2 (en) * 2008-09-12 2015-11-17 Héctor de Jesús Velez Rivera Epidural space locating device
WO2018208367A1 (en) * 2017-05-10 2018-11-15 Flatmed, Llc., Syringe for detecting pressure change

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100404129B1 (ko) 2001-08-16 2003-11-03 정진상 의료용 자동 양압 표식자
GB0301934D0 (en) 2003-01-28 2003-02-26 Sundar Satish Delivery apparatus and location method
JP2015112230A (ja) 2013-12-11 2015-06-22 応用電子工業株式会社 硬膜外腔識別装置
TWI572387B (zh) * 2014-11-21 2017-03-01 羅文甫 注射器定位裝置
AU2020339858B2 (en) * 2019-08-24 2025-11-27 Guidestar Medical Devices Inc. Epidural device for detection of and needle placement in epidural space

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5480389A (en) * 1994-08-09 1996-01-02 Becton, Dickinson And Company Method and apparatus for adjusting the length of a combined spinal-epidural needle
US9186172B2 (en) * 2008-09-12 2015-11-17 Héctor de Jesús Velez Rivera Epidural space locating device
WO2018208367A1 (en) * 2017-05-10 2018-11-15 Flatmed, Llc., Syringe for detecting pressure change

Also Published As

Publication number Publication date
EP4017558B1 (en) 2025-07-16
EP4017558A1 (en) 2022-06-29
CA3148709A1 (en) 2021-03-04
EP4159143A1 (en) 2023-04-05
KR20220047864A (ko) 2022-04-19
BR112022003536A2 (pt) 2022-05-24
JP7704737B2 (ja) 2025-07-08
IL290822A (en) 2022-04-01
AU2020339858A1 (en) 2022-03-31
EP4017558A4 (en) 2023-08-23
ES3041725T3 (en) 2025-11-14
IL290822B1 (en) 2026-01-01
EP4017558B8 (en) 2025-08-20
US20220265936A1 (en) 2022-08-25
WO2021035341A1 (en) 2021-03-04
JP2023500770A (ja) 2023-01-11
US11517677B2 (en) 2022-12-06
US20230068728A1 (en) 2023-03-02

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Legal Events

Date Code Title Description
HB Alteration of name in register

Owner name: GUIDESTAR MEDICAL DEVICES INC.

Free format text: FORMER NAME(S): GUIDESTAR MEDICAL DEVICES

FGA Letters patent sealed or granted (standard patent)