DE69105781D1 - Mechanismus zur Einrückung, Ausrückung und Abkuppelung einer Verschiebungsspindel. - Google Patents

Mechanismus zur Einrückung, Ausrückung und Abkuppelung einer Verschiebungsspindel.

Info

Publication number
DE69105781D1
DE69105781D1 DE69105781T DE69105781T DE69105781D1 DE 69105781 D1 DE69105781 D1 DE 69105781D1 DE 69105781 T DE69105781 T DE 69105781T DE 69105781 T DE69105781 T DE 69105781T DE 69105781 D1 DE69105781 D1 DE 69105781D1
Authority
DE
Germany
Prior art keywords
disengaging
engaging
displacement spindle
spindle
displacement
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.)
Expired - Fee Related
Application number
DE69105781T
Other languages
English (en)
Other versions
DE69105781T2 (de
Inventor
Eugene P Smith
Robert R Boyd
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.)
CareFusion 303 Inc
Original Assignee
Ivac Medical Systems 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 Ivac Medical Systems Inc filed Critical Ivac Medical Systems Inc
Application granted granted Critical
Publication of DE69105781D1 publication Critical patent/DE69105781D1/de
Publication of DE69105781T2 publication Critical patent/DE69105781T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61M5/1456—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/2025—Screw mechanisms with means to disengage the nut or screw from their counterpart; Means for connecting screw and nut for stopping reciprocating movement
    • 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
    • A61M2005/14573—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 for quick connection/disconnection with a driving system
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/01—Motorized syringe
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/19698—Spiral
    • Y10T74/19702—Screw and nut
    • Y10T74/19735—Nut disengageable from screw

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (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)
  • Transmission Devices (AREA)
DE69105781T 1990-01-08 1991-01-02 Mechanismus zur Einrückung, Ausrückung und Abkuppelung einer Verschiebungsspindel. Expired - Fee Related DE69105781T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/461,658 US5101679A (en) 1990-01-08 1990-01-08 Screw drive engagement/disengagement and decoupling mechanism

Publications (2)

Publication Number Publication Date
DE69105781D1 true DE69105781D1 (de) 1995-01-26
DE69105781T2 DE69105781T2 (de) 1995-06-08

Family

ID=23833442

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69105781T Expired - Fee Related DE69105781T2 (de) 1990-01-08 1991-01-02 Mechanismus zur Einrückung, Ausrückung und Abkuppelung einer Verschiebungsspindel.

Country Status (3)

Country Link
US (1) US5101679A (de)
EP (1) EP0445499B1 (de)
DE (1) DE69105781T2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5282392A (en) * 1991-01-31 1994-02-01 Chaolai Fan Synchro-clutching screw-and-nut mechanism
GB9204772D0 (en) * 1992-03-05 1992-04-15 Black & Decker Inc Workcentre
US5261884A (en) * 1992-04-29 1993-11-16 Becton, Dickinson And Company Syringe pump control system
US5238654A (en) * 1992-06-01 1993-08-24 Spectra-Physics Analytical, Inc. Syringe drive with lead screw mechanism
US5505709A (en) * 1994-09-15 1996-04-09 Minimed, Inc., A Delaware Corporation Mated infusion pump and syringe
GB9502877D0 (en) * 1995-02-03 1995-04-05 Graseby Medical Ltd Drive mechanism
US6221045B1 (en) * 1995-04-20 2001-04-24 Acist Medical Systems, Inc. Angiographic injector system with automatic high/low pressure switching
US5954697A (en) * 1998-03-02 1999-09-21 Srisathapat; Chad Threaded nut syringe plunger for use with a medication infusion pump
JP4053129B2 (ja) * 1998-03-27 2008-02-27 株式会社根本杏林堂 自動注入装置
USD426884S (en) * 1998-07-08 2000-06-20 Chad Srisathapat Syringe plunger
AT408568B (de) * 1998-08-17 2002-01-25 Bauer & Co Gmbh Reform Werke Anordnung zur anbringung eines formkörpers an einem flachen, mit einer bohrung versehenen ende eines hebels
JP3933832B2 (ja) * 1999-12-24 2007-06-20 テルモ株式会社 シリンジポンプ
AU2001261790B2 (en) * 2000-05-18 2007-01-04 Dentsply International Inc. Fluid material dispensing syringe
US20050273079A1 (en) * 2000-10-10 2005-12-08 Hohlfelder Ingrid E Fluid material dispensing syringe
US7004407B2 (en) * 2001-12-04 2006-02-28 Mystic Tan, Inc. Uniform metering system for spray applications
AU2008200838B2 (en) * 2002-06-14 2010-06-10 Baxter International Inc. Infusion pump
US7018361B2 (en) 2002-06-14 2006-03-28 Baxter International Inc. Infusion pump
US7297211B2 (en) * 2003-05-09 2007-11-20 Mystic Tan, Inc. Single-dose spray system for application of liquids onto the human body
US8422413B2 (en) * 2003-09-18 2013-04-16 Dentsply International Inc. Process and device for the wireless transmission of dental process data
US7462242B2 (en) * 2004-06-21 2008-12-09 Mystic Tan, Inc. Misting apparatus for electrostatic application of coating materials to body surfaces
US20060118039A1 (en) * 2004-11-03 2006-06-08 Cooper Steven C Spray device with touchless controls
US7913938B2 (en) * 2004-11-12 2011-03-29 Mystic Tan, Inc. Electrostatic spray nozzle with adjustable fluid tip and interchangeable components
US20060124779A1 (en) * 2004-11-12 2006-06-15 Cooper Steven C Panel-mounted electrostatic spray nozzle system
EP1879831B1 (de) * 2005-04-29 2012-01-11 MT Industries, Inc. Portalturmspritzsystem mit kartuschen-/aufnahme-anordnung
US7543516B2 (en) * 2005-07-22 2009-06-09 Cardinal Health 303, Inc. Dynamic lead screw thread engagement system and method
US9032565B2 (en) 2009-12-16 2015-05-19 Kohler Co. Touchless faucet assembly and method of operation
US9744300B2 (en) * 2011-12-21 2017-08-29 Deka Products Limited Partnership Syringe pump and related method
WO2013149186A1 (en) * 2012-03-30 2013-10-03 Insulet Corporation Fluid delivery device with transcutaneous access tool, insertion mechansim and blood glucose monitoring for use therewith
USD894373S1 (en) * 2015-09-30 2020-08-25 Fresenius Vial Sas Syringe pump
US10197139B2 (en) 2016-06-01 2019-02-05 Woodward, Inc. Linear actuator with selective disengagement
DE102016115608A1 (de) 2016-08-23 2018-03-01 B. Braun Melsungen Ag Spritzenpumpe mit verbesserter Einlegeprozedur von Spritzen zur Vermeidung ungewollter Bolusgaben
JP6860327B2 (ja) * 2016-11-11 2021-04-14 ミネベアミツミ株式会社 シリンジポンプ
US11883933B1 (en) 2022-08-24 2024-01-30 Ifixit Screw-driven spreading tool with a disengage
US11912324B1 (en) * 2023-10-19 2024-02-27 Omni Cubed, Inc. Dolly and cart system with independently slidable jaws

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1447355B2 (de) * 1963-01-22 1970-05-21 M. Hensoldt & Söhne, Optische Werke AG, 6330 Wetzlar Vorrichtung zur schrittweisen Verstellung eines Schlittens
GB1369594A (en) * 1970-09-30 1974-10-09 Cambridge Scientific Instr Ltd Scientific instruments
US3842690A (en) * 1973-05-10 1974-10-22 Res Eng Co Automatically disengageable manual control
US3858581A (en) * 1973-07-02 1975-01-07 Dean Kamen Medication injection device
US3886938A (en) * 1973-10-23 1975-06-03 Scala Anthony Power operated fluid infusion device
US4023431A (en) * 1975-05-05 1977-05-17 Bettis Corporation Spring loaded split nut
US4048897A (en) * 1976-05-10 1977-09-20 Price Jr Ellie Edward Laterally engagable and releasable nut assembly
GB1595972A (en) * 1977-03-09 1981-08-19 Nat Res Dev Syringe driving apparatus
US4424720A (en) * 1980-12-15 1984-01-10 Ivac Corporation Mechanism for screw drive and syringe plunger engagement/disengagement
DE8137235U1 (de) * 1981-12-21 1982-05-19 B. Braun Melsungen Ag, 3508 Melsungen Druckinfussionsapparat fuer medizinische anwendungen
US4435173A (en) * 1982-03-05 1984-03-06 Delta Medical Industries Variable rate syringe pump for insulin delivery
US4479398A (en) * 1982-09-28 1984-10-30 Ford Motor Company Anti-jamming mechanism for linear translatory device
US4685903A (en) * 1984-01-06 1987-08-11 Pacesetter Infusion, Ltd. External infusion pump apparatus
US4804368A (en) * 1986-12-05 1989-02-14 C. R. Bard, Inc. Battery operated miniature syringe infusion pump and improved halfnut therefor
JPH0164339U (de) * 1987-10-16 1989-04-25

Also Published As

Publication number Publication date
EP0445499A1 (de) 1991-09-11
DE69105781T2 (de) 1995-06-08
US5101679A (en) 1992-04-07
EP0445499B1 (de) 1994-12-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IVAC MEDICAL SYSTEMS, INC. (N.D.GES.D. STAATES DEL

8327 Change in the person/name/address of the patent owner

Owner name: ALARIS MEDICAL SYSTEMS, INC. (N.D. GESETZEN DES ST

8339 Ceased/non-payment of the annual fee