IT1034616B - Struttura di valvola sensibile ad una pressione - Google Patents
Struttura di valvola sensibile ad una pressioneInfo
- Publication number
- IT1034616B IT1034616B IT21692/75A IT2169275A IT1034616B IT 1034616 B IT1034616 B IT 1034616B IT 21692/75 A IT21692/75 A IT 21692/75A IT 2169275 A IT2169275 A IT 2169275A IT 1034616 B IT1034616 B IT 1034616B
- Authority
- IT
- Italy
- Prior art keywords
- pressure
- valve structure
- structure sensitive
- sensitive
- valve
- Prior art date
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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/30—Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
- F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
- F16K7/17—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat the diaphragm being actuated by fluid pressure
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Urology & Nephrology (AREA)
- Anesthesiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- External Artificial Organs (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Fluid-Driven Valves (AREA)
- Multiple-Way Valves (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US45518074A | 1974-03-27 | 1974-03-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1034616B true IT1034616B (it) | 1979-10-10 |
Family
ID=23807712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21692/75A IT1034616B (it) | 1974-03-27 | 1975-03-26 | Struttura di valvola sensibile ad una pressione |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS50133692A (it) |
BE (1) | BE827226A (it) |
CA (1) | CA1052659A (it) |
CH (1) | CH592836A5 (it) |
DE (1) | DE2513490A1 (it) |
FR (1) | FR2266072B1 (it) |
GB (1) | GB1510191A (it) |
IT (1) | IT1034616B (it) |
SE (1) | SE7503131L (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE7612815L (sv) * | 1976-11-17 | 1978-05-18 | Gambro Ab | Koppling |
DE3035748C2 (de) * | 1980-09-22 | 1986-01-02 | Siemens AG, 1000 Berlin und 8000 München | Infusionsgerät |
US4398542A (en) * | 1980-12-15 | 1983-08-16 | Ivac Corporation | Pressure diaphragm |
DE3131075C2 (de) * | 1981-08-05 | 1984-01-19 | Dr. Eduard Fresenius, Chemisch-pharmazeutische Industrie KG, 6380 Bad Homburg | Vorrichtung zum Reinigen von Blut |
DE3215972A1 (de) * | 1982-04-29 | 1983-11-03 | Leybold-Heraeus GmbH, 5000 Köln | Druckregler |
US4722725A (en) * | 1983-04-12 | 1988-02-02 | Interface Biomedical Laboratories, Inc. | Methods for preventing the introduction of air or fluid into the body of a patient |
US4684364A (en) * | 1983-04-12 | 1987-08-04 | Interface Biomedical Laboratories Corporation | Safety arrangement for preventing air embolism during intravenous procedures |
US4722731A (en) * | 1985-04-08 | 1988-02-02 | Vailancourt Vincent L | Air check valve |
WO1987004079A1 (en) * | 1986-01-13 | 1987-07-16 | Sawyer Philip Nicholas | Methods for preventing the introduction of air or fluid reflux into the body of a patient |
JPS63151149U (it) * | 1987-03-24 | 1988-10-04 | ||
US4883461A (en) * | 1987-05-15 | 1989-11-28 | Interface Biomedical Laboratories Corp. | Safety needle sheath in anti-reflux catheter having novel valve means |
DE4105088A1 (de) * | 1990-02-20 | 1991-08-22 | Kayser A Gmbh & Co Kg | Tankentlueftungsventil |
DE10017847C1 (de) | 2000-04-11 | 2002-04-25 | Stoeckert Instr Gmbh | Herz-Lungen-Maschine mit druckmittelbetätigten Steuerorganen |
JP4679855B2 (ja) * | 2004-09-07 | 2011-05-11 | 株式会社鷺宮製作所 | 圧力作動制御弁 |
ATE541609T1 (de) | 2005-12-02 | 2012-02-15 | Bard Inc C R | Druckaktivierte proximalventile |
-
1975
- 1975-03-18 CH CH344175A patent/CH592836A5/xx not_active IP Right Cessation
- 1975-03-19 SE SE7503131A patent/SE7503131L/xx unknown
- 1975-03-24 GB GB12253/75A patent/GB1510191A/en not_active Expired
- 1975-03-25 JP JP50035046A patent/JPS50133692A/ja active Pending
- 1975-03-25 FR FR7509353A patent/FR2266072B1/fr not_active Expired
- 1975-03-26 BE BE154809A patent/BE827226A/xx unknown
- 1975-03-26 CA CA223,139A patent/CA1052659A/en not_active Expired
- 1975-03-26 IT IT21692/75A patent/IT1034616B/it active
- 1975-03-26 DE DE19752513490 patent/DE2513490A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2266072B1 (it) | 1982-01-08 |
CA1052659A (en) | 1979-04-17 |
CH592836A5 (it) | 1977-11-15 |
SE7503131L (it) | 1975-09-29 |
DE2513490A1 (de) | 1975-10-02 |
JPS50133692A (it) | 1975-10-23 |
BE827226A (fr) | 1975-07-16 |
FR2266072A1 (it) | 1975-10-24 |
GB1510191A (en) | 1978-05-10 |
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