CA929067A - Closed circuit medical respirators - Google Patents

Closed circuit medical respirators

Info

Publication number: CA929067A
Authority: CA; Canada
Prior art keywords: closed circuit; medical respirators; circuit medical; respirators; closed
Prior art date: 1969-01-30
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

Application number

CA073502A

Other versions

CA73502S (en

Inventor

J. Kipling Barry

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.)

Pye Electronic Products Ltd

Original Assignee

Pye Ltd

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.)

1969-01-30

Filing date

1970-01-30

Publication date

1973-06-26

1970-01-30 Application filed by Pye Ltd filed Critical Pye Ltd

1973-06-26 Application granted granted Critical

1973-06-26 Publication of CA929067A publication Critical patent/CA929067A/en

Status Expired legal-status Critical Current

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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M16/0009—Accessories therefor, e.g. sensors, vibrators, negative pressure with sub-atmospheric pressure, e.g. during expiration
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0057—Pumps therefor
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0057—Pumps therefor
- A61M16/0075—Bellows-type
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0015—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors
- A61M2016/0018—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical
- A61M2016/0024—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical with an on-off output signal, e.g. from a switch
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0027—Accessories therefor, e.g. sensors, vibrators, negative pressure pressure meter

Landscapes

Health & Medical Sciences (AREA)
Emergency Medicine (AREA)
Pulmonology (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)
Respiratory Apparatuses And Protective Means (AREA)

CA073502A 1969-01-30 1970-01-30 Closed circuit medical respirators Expired CA929067A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB5110/69A GB1248302A (en)	1969-01-30	1969-01-30	Improvements in or relating to closed circuit medical respirators

Publications (1)

Publication Number	Publication Date
CA929067A true CA929067A (en)	1973-06-26

Family

ID=9789904

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA073502A Expired CA929067A (en)	1969-01-30	1970-01-30	Closed circuit medical respirators

Country Status (9)

Country	Link
US (1)	US3695263A (en)
JP (1)	JPS4911834B1 (en)
CA (1)	CA929067A (en)
DE (1)	DE2003538A1 (en)
FR (1)	FR2029721B1 (en)
GB (1)	GB1248302A (en)
NL (1)	NL7001028A (en)
SE (1)	SE375238B (en)
ZA (1)	ZA70541B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3951137A (en) *	1974-11-20	1976-04-20	The United States Of America As Represented By The Secretary Of The Air Force	Rebreathing system
SE430213B (en) *	1981-03-10	1983-10-31	Siemens Elema Ab	RESPIRATOR INTENDED TO BE CONNECTED TO THE HUMAN OR ANIMAL PATIENTS
US4928685A (en) *	1988-10-05	1990-05-29	Cairns & Brother Inc.	Closed-circuit positive pressure breathing apparatus with pneumatically operated storage chamber
AU3158600A (en) *	1999-03-06	2000-09-28	Glaxo Group Limited	Medicament delivery system
US8302602B2 (en)	2008-09-30	2012-11-06	Nellcor Puritan Bennett Llc	Breathing assistance system with multiple pressure sensors
US9364624B2 (en)	2011-12-07	2016-06-14	Covidien Lp	Methods and systems for adaptive base flow
US9498589B2 (en)	2011-12-31	2016-11-22	Covidien Lp	Methods and systems for adaptive base flow and leak compensation
US8844526B2 (en)	2012-03-30	2014-09-30	Covidien Lp	Methods and systems for triggering with unknown base flow
US9981096B2 (en)	2013-03-13	2018-05-29	Covidien Lp	Methods and systems for triggering with unknown inspiratory flow
US9808591B2 (en)	2014-08-15	2017-11-07	Covidien Lp	Methods and systems for breath delivery synchronization
US9950129B2 (en)	2014-10-27	2018-04-24	Covidien Lp	Ventilation triggering using change-point detection
US9925346B2 (en)	2015-01-20	2018-03-27	Covidien Lp	Systems and methods for ventilation with unknown exhalation flow
DE102017006655A1 (en) *	2017-07-13	2019-01-17	GRÜNDLER GmbH	Respiratory support system and patient set for this
US11324954B2 (en)	2019-06-28	2022-05-10	Covidien Lp	Achieving smooth breathing by modified bilateral phrenic nerve pacing

1969
- 1969-01-30 GB GB5110/69A patent/GB1248302A/en not_active Expired
1970
- 1970-01-24 NL NL7001028A patent/NL7001028A/xx unknown
- 1970-01-26 ZA ZA700541A patent/ZA70541B/en unknown
- 1970-01-27 DE DE19702003538 patent/DE2003538A1/en active Pending
- 1970-01-27 SE SE7000998A patent/SE375238B/en unknown
- 1970-01-28 JP JP45007292A patent/JPS4911834B1/ja active Pending
- 1970-01-29 US US6845A patent/US3695263A/en not_active Expired - Lifetime
- 1970-01-30 CA CA073502A patent/CA929067A/en not_active Expired
- 1970-01-30 FR FR7003312A patent/FR2029721B1/fr not_active Expired

Also Published As

Publication number	Publication date
JPS4911834B1 (en)	1974-03-19
SE375238B (en)	1975-04-14
ZA70541B (en)	1971-08-25
DE2003538A1 (en)	1970-08-27
FR2029721A1 (en)	1970-10-23
FR2029721B1 (en)	1975-12-26
GB1248302A (en)	1971-09-29
US3695263A (en)	1972-10-03
NL7001028A (en)	1970-08-03

Publication	Publication Date	Title
CA925391A (en)	1973-05-01	Syringe
CA941427A (en)	1974-02-05	Air-treatment equipment
AU1928370A (en)	1972-03-02	Respiration mask
CA870124A (en)	1971-05-04	Casket capsule
CA929067A (en)	1973-06-26	Closed circuit medical respirators
CA964727A (en)	1975-03-18	Therapeutic devices
AU1111870A (en)	1971-08-12	Medical plaster
CA960932A (en)	1975-01-14	Catheter
CA951607A (en)	1974-07-23	Catheter placement unit
CA919548A (en)	1973-01-23	Anaesthetizing unit with vapourizer
CA932901A (en)	1973-09-04	Surgical glove
CA932978A (en)	1973-09-04	Spirometer
CA804907A (en)	1969-01-28	Breathing apparatus
CA787696A (en)	1968-06-18	Closed circuit breathing apparatus
AU451181B1 (en)	1971-01-07	Catheter placement unit
CA807434A (en)	1969-03-04	Therapeutic respirator
AU447710B2 (en)	1971-08-05	Improvements in or relating to closed circuit medical respirators
CA817122A (en)	1969-07-08	Inhalation device
CA808415A (en)	1969-03-18	Inhalation device
AU1536870A (en)	1971-11-25	Sphygmomanometers
CA827566A (en)	1969-11-18	Surgical glove
CA807957A (en)	1969-03-11	Catheter
AU454737B2 (en)	1971-09-16	Respirator mask
CA825233A (en)	1969-10-14	Solution treatment
CA941805A (en)	1974-02-12	Rescue equipment