CN109331258A - Respiratory care section pleural cavity closed drainage device - Google Patents

Respiratory care section pleural cavity closed drainage device Download PDF

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Publication number
CN109331258A
CN109331258A CN201811364584.5A CN201811364584A CN109331258A CN 109331258 A CN109331258 A CN 109331258A CN 201811364584 A CN201811364584 A CN 201811364584A CN 109331258 A CN109331258 A CN 109331258A
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CN
China
Prior art keywords
collector
pressure
annular magnet
thoracic cavity
drainage device
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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.)
Granted
Application number
CN201811364584.5A
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Chinese (zh)
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CN109331258B (en
Inventor
徐敏利
林杨
王国力
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Jiamusi University
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FIRST AFFILIATED HOSPITAL OF JIAMUSI UNIVERSITY
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Priority to CN201811364584.5A priority Critical patent/CN109331258B/en
Publication of CN109331258A publication Critical patent/CN109331258A/en
Application granted granted Critical
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Classifications

    • A61M1/0023
    • A61M1/0001
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/80Suction pumps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2210/00Anatomical parts of the body
    • A61M2210/10Trunk
    • A61M2210/101Pleural cavity

Abstract

The invention discloses a kind of respiratory care section pleural cavity closed drainage devices, comprising: collector, for holding intrathoracic hydrops;Vacuum pump makes to form certain vacuum degree in the collector by vacuumizing;Conduit, one end stretch to the collector, and the other end stretches in the thoracic cavity so that hydrops is led into the collector;Pressure coordination organization is used for when patient carries out aspiratory action, the compensation pressure into the collector, to reduce the reduction degree of negative pressure.When patient carries out aspiratory action, the volume in thoracic cavity increases, so that have in thoracic cavity reduced pressure increase tendency while, pressure coordination organization is by supplementing pressure into collector, and then to supplement pressure in thoracic cavity, so that the variation degree of intrathoracic reduced pressure is little, or increases degree and become smaller, and then prevent at drainage initial stage, there is overdistension in air-breathing in lung.

Description

Respiratory care section pleural cavity closed drainage device
Technical field
The present invention relates to the field of medical instrument technology, in particular to the drainage device of drainage is done for thoracic cavity.
Background technique
As medical terminology, thoracic cavity is the cavity between lung and sternal rib.When for some reason, thoracic cavity can generate product Liquid needs that hydrops is discharged, and the process that hydrops is discharged is known as drainage.
Device for hydrops to be discharged is known as gravitation device, and drainage device in the prior art includes a liquid accommodating Device, the vacuum pump for vacuumizing into collector and one end are connected to collector, and the other end stretches to intrathoracic conduit.? Under the action of vacuum pump vacuumizes, so that forming negative pressure in collector, and then guides intrathoracic hydrops to flow into through conduit and store Device.
Should illustrate: no matter people is in air-breathing or exhales state, and thoracic cavity is in negative pressure state, when people carries out air-breathing, Under cerebral dominance, sternal rib is extended first, and when so that people carrying out air-breathing, the reduced pressure in thoracic cavity increases, and when people carries out When expiration, sternal rib is shunk first, so that intrathoracic negative pressure degree reduces.
Above-mentioned drainage device has the following disadvantages:
Vacuum pump makes the negative pressure in collector make intrathoracic negative pressure consistent in collector by conduit, works as trouble When person carries out air-breathing, thoracic cavity increases, so that the reduction of intrathoracic negative pressure and collector consistency, this will appear lung Overdistension brings danger to patient.
So-called lung's overdistension should be understood that are as follows: patient should be such that lung inflation degree is less than in the outlet performed the operation The degrees of expansion of normal person, surpassing in reverse in the degree of expansion that this stage allows is overdistension, and when patient is in drainage Later period, the degree of expansion of permission can increase to the degree of normal person, that is to say, that overdistension refers to more than at the beginning of drainage The degree of expansion that phase allows.
Summary of the invention
For the above-mentioned technical problems in the prior art, the embodiment provides a kind of respiratory care section chests Chamber closed drainage device.
In order to solve the above technical problems, the embodiment of the present invention the technical solution adopted is that:
A kind of respiratory care section pleural cavity closed drainage device, comprising:
Collector, for holding intrathoracic hydrops;
Vacuum pump makes to form certain vacuum degree in the collector by vacuumizing;
Conduit, one end stretch to the collector, and the other end stretches in the thoracic cavity to lead into hydrops The collector;
Pressure coordination organization is used for when patient carries out aspiratory action, the compensation pressure into the collector, to reduce The reduction degree of negative pressure.
Preferably, the pressure coordination organization includes:
Cylinder body is connected to the collector;
Piston is set to the cylinder body;Wherein:
When patient carries out aspiratory action and increases the volume in thoracic cavity, the piston court makes the cylinder for being connected to the collector Intracorporal inner cavity reduces, to compensate the increase of the volume in the thoracic cavity.
Preferably, the pressure coordination organization further includes damping applying mechanism, and the damping applying mechanism is for making to connect The direction for leading to the inner cavity increase of the cylinder body of the collector forces in the piston.
Preferably, the damping force application mechanism includes:
First annular magnet is formed by multiple sector shaped magnetic section circumferential abutments, and two neighboring sector shaped magnetic section is in axial direction On it is same pendant polar different;
Second annular magnet is formed by multiple sector shaped magnetic ends circumferential abutment, and two neighboring sector shaped magnetic section is in axial direction On it is same pendant polar different;
Described first cyclic annular magnetic section is set on the piston, second annular magnet and the first annular magnet axis To opposite, and second annular magnet can be rotated relative to first annular magnet.
Preferably, the collector has connecting tube, is formed with first flange frame in the connecting tube;
The pressure coordination organization further includes butt tube, be provided on the butt tube for the first flange frame pair The second flange frame connect;
Be arranged with body in second annular magnet, the both ends of second annular magnet stretch to the butt tube and The connecting tube, so that body circumferential direction protrudes from the butt tube and the connecting tube;
The cylinder body is connected to the butt tube.
Compared with prior art, the beneficial effect of respiratory care section disclosed by the invention pleural cavity closed drainage device is: when When patient carries out aspiratory action, the volume in thoracic cavity increases so that have in thoracic cavity reduced pressure increase tendency while, pressure Coordination organization is supplement pressure in thoracic cavity by supplementing pressure into collector, so that the change of intrathoracic reduced pressure Change degree is little, or increases degree and become smaller, and then prevent at drainage initial stage, and lung overdistension occurs in air-breathing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (place of respiratory care section pleural cavity closed drainage device provided by the embodiment of the present invention In expiration state).
Fig. 2 is the enlarged view of the local A of Fig. 1.
Fig. 3 is the structural schematic diagram (place of respiratory care section pleural cavity closed drainage device provided by the embodiment of the present invention In suction condition).
Fig. 4 is the enlarged view of the local B of Fig. 3.
In figure:
10- collector;11- connecting tube;111- first flange frame;20- vacuum pump;30- pressure coordination organization;31- cylinder body; The inner cavity 311-;32- piston;The first annular magnet of 33-;The second annular magnet of 34-;35- butt tube;351- second flange frame;40- Conduit;The thoracic cavity 100-;101- lung.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party Formula elaborates to the present invention.
As shown in Figures 1 to 4, the embodiment of the present invention discloses a kind of 100 closed drainage device of respiratory care section thoracic cavity, packet It includes: collector 10, vacuum pump 20, conduit 40 and pressure coordination organization 30.Collector 10 is used to hold the product in thoracic cavity 100 Liquid;Vacuum pump 20 makes to form certain vacuum degree in collector 10 by vacuumizing;40 one end of conduit stretches to collector 10, another One end stretches in thoracic cavity 100 so that hydrops is led into collector 10;Pressure coordination organization 30 is used to carry out air-breathing in patient When movement, the compensation pressure into collector 10, to reduce the reduction degree of negative pressure.
As described above, as shown in Figure 3 and Figure 4, when patient carries out aspiratory action, the volume in thoracic cavity 100 increases, make While obtaining the reduced pressure increase tendency having in thoracic cavity 100, pressure coordination organization 30, which passes through to supplement into collector 10, to be pressed Power, and then to supplement pressure in thoracic cavity 100, so that the variation degree of the reduced pressure in thoracic cavity 100 is little, or increase degree Become smaller, and then prevent at drainage initial stage, lung 101 overdistension occurs in air-breathing.
In a preferred embodiment of the invention, as shown in Figure 2 and Figure 4, pressure coordination organization 30 includes: 31 He of cylinder body Piston 32.Cylinder body 31 is connected to collector 10;Piston 32 is set to cylinder body 31;Wherein: making chest when patient carries out aspiratory action When the volume of chamber 100 increases, piston 32 reduces towards the inner cavity 311 in the cylinder body 31 for making to be connected to collector 10, to compensate thoracic cavity 100 Volume increase.
The advantage of above-described embodiment is:
When 100 volume of patient breaths thoracic cavity increases, due to the inner cavity 311 and collector 10 and thoracic cavity in cylinder body 31 100 penetrate through, and the reduced pressure increase tendency in thoracic cavity 100 can make piston 32 mobile towards 10 direction of collector, so that always The volume of body is not more big changes, and then prevents reduced pressure from increasing.
So-called overall volume should be understood that are as follows: thoracic cavity 100, collector 10 and the cylinder body 31 being connected to collector 10 The summation of interior inner cavity 311,100 volume of thoracic cavity increase, and 311 volume of inner cavity reduces and then the volume in the thoracic cavity 100 to increase It compensates, so that overall volume is almost unchanged, so that reduced pressure varies less.
In a preferred embodiment of the invention, pressure coordination organization 30 further includes damping applying mechanism, and damping applies Mechanism is used to force in piston 32 to the direction for increasing the inner cavity 311 for the cylinder body 31 for being connected to collector 10.In the present embodiment, When the volume in thoracic cavity 100 increases, because being additionally arranged damping mechanism the movement speed of piston 32 is slowed down, that is to say, that in thoracic cavity When 100 volumes increase, 32 compensation volume of piston has hysteresis quality, this makes patient in air-breathing, the reduced pressure meeting in thoracic cavity 100 There is certain increase, but this will not make 101 overdistension of lung, thus, the expansion of lung 101 is both defined in certain degree Zhang Chengdu also makes lung 101 have certain expansion simultaneously.
In a preferred embodiment of the invention, damping force application mechanism includes: that the first annular magnet 33 and second is cyclic annular Magnet 34.First annular magnet 33 is formed by multiple sector shaped magnetic section circumferential abutments, and two neighboring sector shaped magnetic section is in the axial direction It is same pendant polar different;Second annular magnet 34 is formed by multiple sector shaped magnetic ends circumferential abutment, two neighboring sector shaped magnetic Section in the axial direction same pendant polar different;First cyclic annular magnetic section is set on piston 32, the second annular magnet 34 and the first ring Shape magnet 33 is axially opposing, and the second annular magnet 34 can be rotated relative to the first annular magnet 33.In the present embodiment, by turning Dynamic second annular magnet 34 can change the magnetic repulsion between two magnets, and then change the mobile damping of piston 32.
The advantage of above-described embodiment is:
From drainage originally to termination, need to step up the expanding ability of lung 101, drainage originally, turn Dynamic second annular magnet 34, so that the magnetic force of two annular magnets reduces, in this way, as described above, the damping of piston 32 is smaller, So that the expansion ratio in air-breathing of lung 101 is smaller, and with the progress of drainage, and constantly rotating the second annular magnet 34 The magnetic repulsion of two annular magnets can be made constantly to increase, and then increase the damping of piston 32 constantly, so that piston 32 compensates The hysteresis quality of volume extends, and the ability compensated constantly reduces, in this way, reduced pressure when 101 air-breathing of lung, in thoracic cavity 100 Become larger, so that the degree of expansion of lung 101 increases, until restoring the expanding ability of normal person.
The present invention changes magneticaction by way of torsion, and then the expanding ability of lung 101 is altered in steps, so that The expanding ability of lung 101 is gradually restored to normal.
In a preferred embodiment of the invention, collector 10 has connecting tube 11, is formed with first in connecting tube 11 Flange frame 111;Pressure coordination organization 30 further includes butt tube 35, is provided on butt tube 35 for right with first flange frame 111 The second flange frame 351 connect;Body is arranged in second annular magnet 34, the both ends of the second annular magnet 34 stretch to butt tube 35 and connecting tube 11 so that body it is circumferential protrude from butt tube 35 and 11 cylinder body 31 of connecting tube is connected to butt tube 35.At this In embodiment, the second annular magnet 34 can be rotated by rotation body.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.

Claims (5)

1. a kind of respiratory care section pleural cavity closed drainage device characterized by comprising
Collector, for holding intrathoracic hydrops;
Vacuum pump makes to form certain vacuum degree in the collector by vacuumizing;
Conduit, one end stretch to the collector, and the other end stretches to described to lead into hydrops in the thoracic cavity Collector;
Pressure coordination organization is used for when patient carries out aspiratory action, the compensation pressure into the collector, to reduce negative pressure Reduction degree.
2. respiratory care section according to claim 1 pleural cavity closed drainage device, which is characterized in that the pressure coordinates machine Structure includes:
Cylinder body is connected to the collector;
Piston is set to the cylinder body;Wherein:
When patient carries out aspiratory action and increases the volume in thoracic cavity, the piston court makes to be connected in the cylinder body of the collector Inner cavity reduce, to compensate the increase of the volume in the thoracic cavity.
3. respiratory care section according to claim 2 pleural cavity closed drainage device, which is characterized in that the pressure coordinates machine Structure further includes damping applying mechanism, what the damping applying mechanism was used to increase to the inner cavity for the cylinder body for making to be connected to the collector Direction forces in the piston.
4. respiratory care section according to claim 3 pleural cavity closed drainage device, which is characterized in that the damping force machine Structure includes:
First annular magnet is formed by multiple sector shaped magnetic section circumferential abutments, and two neighboring sector shaped magnetic section is in the axial direction It is same pendant polar different;
Second annular magnet is formed by multiple sector shaped magnetic ends circumferential abutment, and two neighboring sector shaped magnetic section is in the axial direction It is same pendant polar different;
Described first cyclic annular magnetic section is set on the piston, second annular magnet and the first annular magnet axial direction phase It is right, and second annular magnet can be rotated relative to first annular magnet.
5. respiratory care section according to claim 4 pleural cavity closed drainage device, which is characterized in that the collector has Connecting tube is formed with first flange frame in the connecting tube;
The pressure coordination organization further includes butt tube, is provided on the butt tube for docking with the first flange frame Second flange frame;
It is arranged with body in second annular magnet, the both ends of second annular magnet stretch to the butt tube and described Connecting tube, so that body circumferential direction protrudes from the butt tube and the connecting tube;
The cylinder body is connected to the butt tube.
CN201811364584.5A 2018-11-16 2018-11-16 Thoracic cavity closed drainage device for respiratory nursing department Active CN109331258B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811364584.5A CN109331258B (en) 2018-11-16 2018-11-16 Thoracic cavity closed drainage device for respiratory nursing department

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811364584.5A CN109331258B (en) 2018-11-16 2018-11-16 Thoracic cavity closed drainage device for respiratory nursing department

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CN109331258B CN109331258B (en) 2021-02-19

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112755270A (en) * 2021-01-18 2021-05-07 佳木斯大学 Sputum suction device for ward nursing
CN112755271A (en) * 2021-01-19 2021-05-07 佳木斯大学 Orthopedics is clinical with negative pressure aspirator
CN114129790A (en) * 2021-11-29 2022-03-04 广州医科大学附属肿瘤医院 Breathe nursing branch of academic or vocational study thorax closed drainage device

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4592741A (en) * 1982-12-29 1986-06-03 Vincent Michel J Medical apparatus designed for the aspiration of phneumothorax
CN1418366A (en) * 2000-03-16 2003-05-14 奎兹克斯公司 Permanent magnet actuator mechanism
US20050154359A1 (en) * 2003-06-19 2005-07-14 Jarl Charlez Pressure regulator for a chest drainage device
CN2902296Y (en) * 2005-12-12 2007-05-23 李剑明 Portable and numerical control type intracelial liquid pumping apparatus
CN202446651U (en) * 2012-02-16 2012-09-26 天津翔越医疗器械有限公司 Drainage bag with continuous negative pressure compensation
CN203329090U (en) * 2013-05-29 2013-12-11 海南医学院 Closed drainage device for thoracic cavity
CN105971761A (en) * 2016-05-22 2016-09-28 韩景 Magnetic suspension piston
CN107019820A (en) * 2017-04-25 2017-08-08 上海契斯特医疗科技公司 A kind of negative pressure automatic releasing device and negative pressure drainage device
CN206473591U (en) * 2016-08-03 2017-09-08 南阳医学高等专科学校 A kind of heart surgical department nursing flow diverter
CN107261219A (en) * 2017-06-23 2017-10-20 彭殿松 One kind is used for the anti-blocking drainage system in thoracic surgery thoracic cavity

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4592741A (en) * 1982-12-29 1986-06-03 Vincent Michel J Medical apparatus designed for the aspiration of phneumothorax
CN1418366A (en) * 2000-03-16 2003-05-14 奎兹克斯公司 Permanent magnet actuator mechanism
US20050154359A1 (en) * 2003-06-19 2005-07-14 Jarl Charlez Pressure regulator for a chest drainage device
CN2902296Y (en) * 2005-12-12 2007-05-23 李剑明 Portable and numerical control type intracelial liquid pumping apparatus
CN202446651U (en) * 2012-02-16 2012-09-26 天津翔越医疗器械有限公司 Drainage bag with continuous negative pressure compensation
CN203329090U (en) * 2013-05-29 2013-12-11 海南医学院 Closed drainage device for thoracic cavity
CN105971761A (en) * 2016-05-22 2016-09-28 韩景 Magnetic suspension piston
CN206473591U (en) * 2016-08-03 2017-09-08 南阳医学高等专科学校 A kind of heart surgical department nursing flow diverter
CN107019820A (en) * 2017-04-25 2017-08-08 上海契斯特医疗科技公司 A kind of negative pressure automatic releasing device and negative pressure drainage device
CN107261219A (en) * 2017-06-23 2017-10-20 彭殿松 One kind is used for the anti-blocking drainage system in thoracic surgery thoracic cavity

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112755270A (en) * 2021-01-18 2021-05-07 佳木斯大学 Sputum suction device for ward nursing
CN112755270B (en) * 2021-01-18 2022-05-24 佳木斯大学 Sputum suction device for ward nursing
CN112755271A (en) * 2021-01-19 2021-05-07 佳木斯大学 Orthopedics is clinical with negative pressure aspirator
CN114129790A (en) * 2021-11-29 2022-03-04 广州医科大学附属肿瘤医院 Breathe nursing branch of academic or vocational study thorax closed drainage device

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Effective date of registration: 20190125

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