CN105816927B - Membrane lung connection fixture in a kind of extracorporal circulatory system - Google Patents
Membrane lung connection fixture in a kind of extracorporal circulatory system Download PDFInfo
- Publication number
- CN105816927B CN105816927B CN201610280495.7A CN201610280495A CN105816927B CN 105816927 B CN105816927 B CN 105816927B CN 201610280495 A CN201610280495 A CN 201610280495A CN 105816927 B CN105816927 B CN 105816927B
- Authority
- CN
- China
- Prior art keywords
- membrane lung
- end cover
- lifting
- card column
- bottom end
- 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.)
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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
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1621—Constructional aspects thereof
- A61M1/1623—Disposition or location of membranes relative to fluids
-
- 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
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1621—Constructional aspects thereof
- A61M1/1652—Holding or locking systems for the membrane unit
Abstract
The invention discloses membrane lung connection fixture in a kind of extracorporal circulatory system, belong to technical field of medical instruments.The fixture is made up of Fixing clamp-seat and membrane lung adpting flange two parts；Fixing clamp-seat includes lifting-pulling cap, upper end cover, lifting disk and the bottom end cover being from top to bottom sequentially connected, and lifts uniform four vertical card columns in the annular circumferential of disk lower surface；Bottom end cover is connected by flange with upper end cover, uniform four horizontal card columns on the cylindrical sides of bottom end cover；The membrane lung adpting flange is the circular cylinder body with a bottom surface, and bottom surface opens up the fixing hole for being connected with membrane lung, and the medial surface of circular cylinder body is provided with connector, and being detachably connected for membrane lung adpting flange and the Fixing clamp-seat is realized by connector.Fast Installation and the dismounting of membrane lung only need to can be achieved in membrane lung Quick-jointing flange by lifting and rotating two actions so that the installation of membrane lung is very efficient and convenient with dismantling, and greatlys save operating time.
Description
Technical field
The present invention relates to technical field of medical instruments, and in particular to membrane lung connection fixture in a kind of extracorporal circulatory system, can
Realize the Fast Installation of membrane lung and dismounting in extracorporal circulatory system.
Background technology
Membrane oxygenator referred to as " membrane lung ", is mainly used in external auxiliary circulation carrying out blood oxygen conjunction and carbon dioxide
Remove, be the new oxygenator generally used in recent years, compared with other kinds of oxygenator, have gas handing-over efficiency high and
The features such as destruction to blood is slight, it is the core component of external auxiliary circulation.Needing external auxiliary circulation equipment nondominant hand
, it is necessary to Cardiopulmonary Bypass quickly be erected to reduce the cardiac arrest time, simultaneously for long-term hand during art
Art may also relate to need to change membrane lung, therefore the Fast Installation of membrane lung device with dismounting is very necessary in extracorporal circulatory system
, currently used membrane oxygenator is all to be fixed to by way of screw and the collar on equipment supporter, installation and dismounting ten
Divide inconvenience, therefore be not easy to fast construction and the replacing of cardiopulmonary bypass surgery.
The content of the invention
In order to overcome existing membrane lung installation and unloading process more complicated, it is necessary to which the problem of time is long, of the invention
Purpose is membrane lung is with fixture is connected in a kind of extracorporal circulatory system is provided, and the fixture is mainly by Fixing clamp-seat and the quick connection method of membrane lung
Blue two parts composition, when installing and using only need to by lifting and spinning movement can Fast Installation with dismantling.
To achieve the above object, the technical solution adopted in the present invention is as follows：
Membrane lung connection fixture in a kind of extracorporal circulatory system, the fixture are by Fixing clamp-seat and membrane lung adpting flange two parts group
Into；Wherein：The Fixing clamp-seat includes the lifting-pulling cap, upper end cover, lifting disk and bottom end cover being from top to bottom arranged in order, it is described on
The center of end cap installs lifting post, and the upper end of lifting post is connected by screw thread with lifting-pulling cap, and the lower end of lifting post passes through spiral shell
It is female to be fastened with lifting disk；Lift uniform four vertical card columns in the annular circumferential of disk lower surface；The bottom end cover includes Joint
Flange and cylinder, bottom end cover is connected by flange with upper end cover, uniform four horizontal cards on the cylindrical sides of bottom end cover
Post；
The membrane lung adpting flange is an one-piece parts, is molded using plastic material；It is with a bottom surface
Circular cylinder body, bottom surface opens up the fixing hole for being connected with membrane lung, and the medial surface of circular cylinder body is provided with connector, passes through connection
Device realizes being detachably connected for membrane lung adpting flange and the Fixing clamp-seat.
Card column correspondence position vertical with four opens up the bigger hole of the vertical card column diameter of four ratios on the bottom end cover, when
When lifting-pulling cap is lifted or moved downward upwards, vertical card column is driven to be moved up and down in the hole on bottom end cover so that vertical card
Post exposes or is contracted in bottom end cover.
In the membrane lung adpting flange, the connector is four claws being arranged on circular cylinder body medial surface, each
Claw is engaged the horizontal card column groove of formation respectively and vertical card column groove with cylinder；By lifting vertical card column and bottom end cover on disk
Horizontal card column on cylinder makes the Fixing clamp-seat be detachably connected with the realization of membrane lung adpting flange, is specially：It is described vertical
Card column is moved downward through the hole on bottom end cover, and card column groove phase clamping vertical with membrane lung adpting flange；The horizontal card
Post by with the horizontal card column groove phase clamping in membrane lung adpting flange relative motion realization and membrane lung adpting flange.
The claw has upper surface and lower surface, and upper surface is inclined-plane, lower surface is horizontal plane, the lower end of the claw
Horizontal card column groove, side (this side of the high-end correspondence on inclined-plane) and the cylinder side of the claw are formed between face and circular cylinder body bottom surface
Vertical card column groove is formed between wall.
In the fixture, the Fixing clamp-seat is fixed on extracorporal circulatory system support frame, and the membrane lung adpting flange passes through thereon
Fixing hole connection membrane lung.
Advantages of the present invention and have the beneficial effect that：
Membrane lung Quick-jointing flange need to only be directed at the rotation of Fixing clamp-seat relevant position when installing and using by fixture of the present invention
Membrane lung can be once connected on Fixing clamp-seat, lifting-pulling cap need to be only lifted during dismounting and revolves membrane lung Quick-jointing flange opposite direction
Turn i.e. detachable membrane lung so that the installation of membrane lung and dismounting are very efficient and convenient, greatly save tearing open for membrane lung in surgical procedure
ETL estimated time of loading.
Brief description of the drawings
Fig. 1 is that membrane lung connects fixture outline drawing.
Fig. 2 is that membrane lung connects fixture composition structure chart.
Fig. 3 is that lifting-pulling cap moves schematic diagram with vertical card column in fixture of the present invention；In figure：(a) attach most importance to straight card column bared end
Lid；(b) shunk for vertical card column in end cap.
Fig. 4 is membrane lung connecting flange structure figure；Wherein (b) is claw structure figure in (a).
Fig. 5 is membrane lung installation process；Wherein：(a) membrane lung adpting flange and bottom end cover cylindrical surface adhesive；(b) horizontal card column
Into in the horizontal card column groove of membrane lung adpting flange；(c) vertical card column is downwardly into vertical card column groove.
In figure：1- Fixing clamp-seats；11- lifting-pulling caps；12- upper end covers；13- lifting posts；14- lifts disk；The vertical card columns of 15-；
16- bottom end covers；161- flanges；162- cylinders；The horizontal card columns of 17-；2- membrane lung adpting flanges；21- cylindrical barrels；22- bottoms
Face；23- claws；The horizontal card column grooves of 231-；The vertical card column grooves of 232-；24- fixing holes；3- membrane lungs.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, but the implementation of the present invention is not limited to this.
The present invention is membrane lung connection fixture in extracorporal circulatory system, and the fixture can make the installation of membrane lung very quick with dismantling
It is convenient, greatly save operating time.The fixture is made up of two parts, and a part is secured to consolidating on extracorporal circulatory system support frame
Determine deck 1, another part is attached to the membrane lung adpting flange 2 on membrane lung 3, and outline drawing as shown in figure 1, exist for convenience of description
A kind of possible membrane lung is added in Fig. 1, membrane lung will be omitted in subsequent figure.
The concrete composition structure of the fixture is as shown in Fig. 2 Fixing clamp-seat includes lifting-pulling cap 11, the upper end cover being arranged in order
12nd, disk 14 and bottom end cover 16 are lifted；Lifting post 13 passes through the center of upper end cover 12, and one end is connected by screw thread with lifting-pulling cap 11, separately
One end fastens through lifting disk 14 centrally through nut and lifting disk 14, and lifting disk 14 is uniformly distributed on peripheries with four vertical card columns 15,
The bottom end cover 16 includes the flange 161 and cylinder 162 being fixed together, and bottom end cover passes through flange 161 and upper end cover
12 connections, and open up the bigger hole of the vertical card column diameter of four ratios in four vertical correspondence positions of card column 15, when lifting-pulling cap 11 to
During upper lifting, vertical card column 15 can move up and down in hole, vertical card column is exposed or is contracted in end cap, as shown in Figure 3.
The cylinder 162 of bottom end cover is used to be connected with membrane lung adpting flange 2, uniform four horizontal card columns 17 on the side of cylinder 162.Film
Lung adpting flange is an one-piece parts, is molded using plastic material.The structure of membrane lung adpting flange as shown in figure 4, its
For the cylindrical barrel 21 with a bottom surface 22, the fixing hole 24 for being connected with membrane lung is opened up on bottom surface 22, can be by this
Membrane lung adpting flange 2 is fixed on membrane lung 3 by fixing hole 24, and four connectors are evenly equipped with the internal face of cylindrical barrel 21, even
Connect device to be mainly made up of a claw 23, each claw is engaged the horizontal card column groove 231 of formation respectively and vertical card column with cylinder
Groove 232.
The claw 23 has upper surface and a lower surface, and upper surface is inclined-plane, lower surface and the circular cylinder body bottom of the claw
Horizontal card column groove 231 is formed between face, the side (this side of the high-end correspondence on inclined-plane) of the claw is formed between cylinder lateral wall
Vertical card column groove 232.
The specific connection procedure of the fixture is as shown in figure 5, wherein for convenience of description, it is shown that partial sectional face view：
Membrane lung adpting flange is aligned to the face of cylinder of bottom end cover first, makes horizontal card column and the claw of membrane lung adpting flange wrong
Open, then by membrane lung adpting flange above push away with bottom end cover cylindrical surface adhesive, as shown in Fig. 5 (a).
Then by membrane lung adpting flange to right rotation, vertical card column touches claw upper end inclined-plane in rotary course, and
Ejected upwards in the presence of inclined-plane, horizontal card column enters in the horizontal card column groove of membrane lung adpting flange, as shown in Fig. 5 (b).
Finally when horizontal card column encounters horizontal card column groove left side block face, membrane lung adpting flange can not continue to right rotation,
Now vertical card column crosses claw upper end inclined-plane, falls into downwards in vertical card column groove, so that membrane lung adpting flange can not be to the left
Rotation, so far membrane lung adpting flange can be stably connected with Fixing clamp-seat, such as Fig. 5 (c).
When needing to dismantle membrane lung, lifting-pulling cap is lifted, to anticlockwise membrane lung adpting flange, when horizontal card column departs from level
During card column groove, you can unload membrane lung.
Claims (4)
- A kind of 1. membrane lung connection fixture in extracorporal circulatory system, it is characterised in that：The fixture is by Fixing clamp-seat and membrane lung connection method Blue two parts composition；Wherein：The Fixing clamp-seat include from top to bottom be arranged in order lifting-pulling cap, upper end cover, lifting disk and under End cap, the center of the upper end cover install lifting post, and the upper end of lifting post is connected by screw thread with lifting-pulling cap, lifting post Lower end is fastened by nut and lifting disk；Lift uniform four vertical card columns in the annular circumferential of disk lower surface；The bottom end cover Including the flange and cylinder being connected, bottom end cover is connected by flange with upper end cover, uniform on the cylindrical sides of bottom end cover Four horizontal card columns；The membrane lung adpting flange is the circular cylinder body with a bottom surface, and bottom surface opens up the fixing hole for being connected with membrane lung, The medial surface of circular cylinder body is provided with connector, realizes that membrane lung adpting flange connects with the detachable of the Fixing clamp-seat by connector Connect；Card column correspondence position vertical with four opens up four holes on the bottom end cover, when lifting-pulling cap is lifted or moved downward upwards When, drive vertical card column to be moved up and down in the hole on bottom end cover so that vertical card column is exposed or is contracted in bottom end cover；In the membrane lung adpting flange, the connector is four claws being arranged on circular cylinder body medial surface, each claw The horizontal neck of formation respectively and vertical clamping slot are engaged with cylinder side；By lifting the vertical card column on disk and bottom end cover cylinder Horizontal card column on body makes the Fixing clamp-seat be detachably connected with the realization of membrane lung adpting flange.
- 2. membrane lung connection fixture in extracorporal circulatory system according to claim 1, it is characterised in that：The claw has upper end Face and lower surface, upper surface are inclined-plane, and lower surface is horizontal plane, and water is formed between the lower surface and circular cylinder body bottom surface of the claw Flat card column groove, vertical card column groove is formed between the side of the claw and cylinder lateral wall.
- 3. membrane lung connection fixture in extracorporal circulatory system according to claim 1, it is characterised in that：The vertical card column is downward Move across the hole on bottom end cover, and with the vertical clamping slot phase clamping in membrane lung adpting flange；The horizontal card column connects with membrane lung Horizontal neck phase clamping in acting flange.
- 4. membrane lung connection fixture in extracorporal circulatory system according to claim 1, it is characterised in that：It is described solid in the fixture Deck is determined fixed on extracorporal circulatory system support frame, and the membrane lung adpting flange connects membrane lung by fixing hole thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610280495.7A CN105816927B (en) | 2016-04-29 | 2016-04-29 | Membrane lung connection fixture in a kind of extracorporal circulatory system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610280495.7A CN105816927B (en) | 2016-04-29 | 2016-04-29 | Membrane lung connection fixture in a kind of extracorporal circulatory system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105816927A CN105816927A (en) | 2016-08-03 |
| CN105816927B true CN105816927B (en) | 2017-11-10 |
Family
ID=56527939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610280495.7A Active CN105816927B (en) | 2016-04-29 | 2016-04-29 | Membrane lung connection fixture in a kind of extracorporal circulatory system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105816927B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023158B (en) * | 2020-08-28 | 2023-07-07 | 巴豪斯医疗器械（苏州）有限公司 | Oxygenator fixing device and modularized ECMO (electro-chemical mechanical mo) extracorporeal membrane pulmonary oxygenation trolley using same |
| CN117244167B (en) * | 2023-11-20 | 2024-02-13 | 北京航天长峰股份有限公司 | Three-way valve |
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|---|---|---|---|---|
| US5240677A (en) * | 1989-01-26 | 1993-08-31 | Shiley, Inc. | Hollow fiber blood oxygenator |
| CN101569766A (en) * | 2008-04-28 | 2009-11-04 | 东莞科威医疗器械有限公司 | Membrane oxygenator |
| CN102228394A (en) * | 2011-07-08 | 2011-11-02 | 迈柯唯医疗设备(苏州)有限公司 | Electric box bracket for medical pendant |
| CN203599910U (en) * | 2013-11-26 | 2014-05-21 | 广西玉柴机器股份有限公司 | Subassembly tool for flange work pieces |
| CN205729864U (en) * | 2016-04-29 | 2016-11-30 | 王辉山 | Membrane lung connection fixture in a kind of extracorporeal circulation |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3674440A (en) * | 1970-05-07 | 1972-07-04 | Tecna Corp | Oxygenator |
| US5958338A (en) * | 1997-10-31 | 1999-09-28 | Terumo Cardiovascular Systems Corporation | Mounting apparatus for blood handling systems |
| US7950700B2 (en) * | 2008-03-13 | 2011-05-31 | Paw Bioscience Products, Inc. | Connector assembly for sterile connectors |
| CN106794294B (en) * | 2014-06-17 | 2019-03-26 | 心脏器械股份有限公司 | Connector ring fixture and associated method of use |
-
2016
- 2016-04-29 CN CN201610280495.7A patent/CN105816927B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5240677A (en) * | 1989-01-26 | 1993-08-31 | Shiley, Inc. | Hollow fiber blood oxygenator |
| CN101569766A (en) * | 2008-04-28 | 2009-11-04 | 东莞科威医疗器械有限公司 | Membrane oxygenator |
| CN102228394A (en) * | 2011-07-08 | 2011-11-02 | 迈柯唯医疗设备(苏州)有限公司 | Electric box bracket for medical pendant |
| CN203599910U (en) * | 2013-11-26 | 2014-05-21 | 广西玉柴机器股份有限公司 | Subassembly tool for flange work pieces |
| CN205729864U (en) * | 2016-04-29 | 2016-11-30 | 王辉山 | Membrane lung connection fixture in a kind of extracorporeal circulation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105816927A (en) | 2016-08-03 |
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| PB01 | Publication | ||
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Effective date of registration: 20190227 Address after: 110016 No. 83, cultural road, Shenhe District, Shenyang, Liaoning Patentee after: General Hospital of the Northern War Zone of the Chinese People's Liberation Army Address before: 110016 General Hospital of Shenyang Military Region, 83 Cultural Road, Shenhe District, Shenyang City, Liaoning Province Patentee before: Wang Huishan |