CN103007366A - Negative-pressure drainage device - Google Patents
Negative-pressure drainage device Download PDFInfo
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- CN103007366A CN103007366A CN2013100110539A CN201310011053A CN103007366A CN 103007366 A CN103007366 A CN 103007366A CN 2013100110539 A CN2013100110539 A CN 2013100110539A CN 201310011053 A CN201310011053 A CN 201310011053A CN 103007366 A CN103007366 A CN 103007366A
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- syringe
- negative pressure
- drainage device
- needle
- push rod
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Abstract
The invention discloses a negative-pressure drainage device which comprises a drainage bottle, a hose and an injector. A bottle cap is arranged on the top of the drainage bottle and is provided with two openings, the two openings are respectively connected with the hose and the injector, and a pressure reducing valve is further arranged on the bottle cap. Preferably, the injector comprises a needle, a syringe, a sealing rubber plug, a push rod and a needle handle; the needle is arranged at the front end of the syringe and is connected with one of the openings; the push rod is positioned inside the syringe, the sealing rubber plug is arranged at the front end of the push rod, and the needle handle is arranged at the rear end of the push rod; and the sealing rubber plug and the needle handle are respectively provided with vent holes, and check valves are respectively arranged at a joint of the needle and the syringe and the vent hole of the sealing rubber plug. The injector does not need to be pulled out from the corresponding opening after air is exhausted, so that the air can be exhausted continuously, and operation is greatly facilitated. The negative-pressure drainage device is particularly suitable for thoracocentesis drainage.
Description
Technical field
The invention belongs to technical field of medical instruments, relate to a kind of negative pressure drainage device, relate in particular to a kind of negative pressure drainage device for thoracic drainage and thoracentesis.
Background technology
A large amount of hydrothorax or pneumatosis, liquid is extracted in puncture out or gas can alleviate it to the compressing of lung or trunk, breathes or circulatory disturbance to improve.Extract pus during the thoracic cavity empyema out, can alleviate poisoning, prevent further developing of empyema, and can carry out antibacterial culturing or drug sensitivity test with guiding treatment to pus.Simultaneously, extract hydrothorax out and chemically examine, help clear and definite its character to assist diagnosis and Differential Diagnosis.
In the puncture procedure process, need the assistant to cooperate, to keep constantly the negative pressure in the puncture needle.Yet two people's compounding practices and frequent operating apparatus easily pollute, and have the risk of damage intercostal blood vessel and lung tissue in piercing process.If thoracocentesis device and negative pressure drainage device are used in conjunction with, can greatly reduce operation risk.
Hydrothorax or pneumatosis patient for the spontaneous hydrothorax of part or pneumatosis patient and thoracic injury, operation cause usually need patient's row closed drainage of thoracic cavity operation.For reaching preferably the closed drainage effect and alleviating medical personnel's burden, also need clinically thoracocentesis device and negative pressure drainage device are used in conjunction with.
But, need two medical personnel's compounding practices just can finish when existing negative pressure drainage device and thoracocentesis device are used in conjunction with.For continuing to provide negative pressure, existing negative pressure drainage device also needs medical personnel to observe at any time and adjust in good time the pressure of this device, and this has greatly increased the weight of medical personnel's burden.
Summary of the invention
The objective of the invention is for above-mentioned the deficiencies in the prior art, a kind of negative pressure drainage device that can greatly alleviate medical personnel's work load is provided.When this negative pressure drainage device cooperated thoracocentesis device to use, the cooperation that need not two medical care personnel just can be finished operation technique easily.
For achieving the above object, the technical solution used in the present invention is as follows.
A kind of negative pressure drainage device comprises drainage bottle, flexible pipe and syringe, and described drainage bottle top is provided with bottle cap, and described bottle cap is provided with two openings, and two described openings are connected with syringe with flexible pipe respectively, also are provided with air relief valve on the described bottle cap.
Further, the opening that is connected with described syringe is provided with flap valve.At opening part the flap valve structure being set can bleed for the syringe insertion on demand, and this flap valve closes to keep the negative pressure in the drainage bottle when not needing to bleed.
Further, being provided with scale at described flexible pipe indicates.
Further, described syringe comprises syringe needle, syringe, seal rubber plug, push rod and needle handle, and wherein, described syringe needle is arranged at the front end of described syringe and is connected with one of them described opening; Described push rod is positioned at described syringe, and the front end of described push rod is provided with seal rubber plug, and the rear end of described push rod is provided with needle handle; Described seal rubber plug and needle handle are respectively equipped with steam vent, are provided with respectively check valve in the junction of described syringe needle and described syringe and the steam vent place of described seal rubber plug.Described check valve is preferably the flapper-type check valve.
Further, the capacity of syringe is 50-100ml.
The invention has the beneficial effects as follows:
Do not need cooperating of two medical personnel when the first, negative pressure drainage device of the present invention is used in conjunction with thoracocentesis device, just can finish operation technique.
The second, for continuing to provide negative pressure, this negative pressure drainage device does not need medical personnel to observe at any time adjustment, has greatly alleviated medical personnel's burden.
Three, use negative pressure drainage device of the present invention, do not need syringe from opening bottle cap on extracted after bleeding at every turn, thus can continuous air extraction, be very easy to operation.
Description of drawings
Fig. 1 is the structural representation of negative pressure drainage device of the present invention.
Fig. 2 is the structural representation of the syringe of negative pressure drainage device of the present invention.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Negative pressure drainage device of the present invention comprises drainage bottle 11, flexible pipe 15 and syringe 17 as shown in Figure 1.The top of drainage bottle 11 is provided with bottle cap 12, and bottle cap 12 is provided with two openings 13,14, and opening 13 is connected with flexible pipe 15, and the other end of flexible pipe 15 is connected with thoracentesis needle 16, and opening 14 is connected with syringe 17.Also be provided with the air relief valve (not shown) with the flexible pipe parallel arranged on the bottle cap 12, at bottle cap air relief valve be set, can adjust quickly and easily the pressure of drainage bottle, the negative pressure in the drainage bottle is maintained in the scope of clinical needs.
The syringe of negative pressure drainage device of the present invention comprises syringe needle 29, syringe 23, seal rubber plug 24, push rod 22 and needle handle 21 as shown in Figure 2.Syringe needle 29 is arranged at the front end of syringe 23 and is connected with opening 14.Push rod 22 is positioned at syringe 23, and the front end of push rod 22 is provided with seal rubber plug 24, and the rear end of push rod 22 is provided with needle handle 21.Seal rubber plug 24 and needle handle 21 are respectively equipped with steam vent 26,27, are provided with respectively check valve 25,28 at junction and steam vent 26 places of syringe needle 29 and syringe 23; Check valve 25,28 is preferably the flapper-type check valve.
Need to use syringe to insert when bleeding, syringe 17 is inserted opening 14, upwards lift needle handle 21, seal rubber plug 24 moves up with push rod 22, syringe 23 internal pressures reduce, and check valve 25 is opened, and the gas in the drainage bottle 11 enters syringe 23 through syringe needle 29, when the pressure in the pressure in the syringe 23 and the drainage bottle 11 reached balance, check valve 25 was closed; Press needle handle 21 downwards, syringe 23 internal pressures increase, and the check valve 28 at seal rubber plug 24 places is opened, and the gas in the syringe 23 and then is discharged through the steam vent 27 at needle handle 21 places in steam vent 26 enters push rod 22.Can guarantee the one-way flow of gas by flap valve.So repeat aforesaid operations, the pressure in the drainage bottle 11 can increase gradually.Adopt this syringe, do not need after bleeding syringe 17 is extracted from opening 14 at every turn, thus can continuous air extraction, be very easy to operation.
As preferably, syringe 17 ranges of capacity are 50-100ml.The length of syringe 17 and diameter all are no more than the thickness of drainage bottle 11 sidewalls, are convenient to packing.
The above is preferred embodiment of the present invention only, is not to limit practical range of the present invention; If do not break away from the spirit and scope of the present invention, the present invention is made amendment or is equal to replacement, all should be encompassed in the middle of the protection domain of claim of the present invention.
Claims (6)
1. a negative pressure drainage device comprises drainage bottle, flexible pipe and syringe, and described drainage bottle top is provided with bottle cap, and described bottle cap is provided with two openings, and two described openings are connected with syringe with flexible pipe respectively, it is characterized in that: also be provided with air relief valve on the described bottle cap.
2. negative pressure drainage device according to claim 1, it is characterized in that: the opening that is connected with described syringe is provided with flap valve.
3. negative pressure drainage device according to claim 1 and 2 is characterized in that: be provided with scale at described flexible pipe and indicate.
4. negative pressure drainage device according to claim 1 and 2, it is characterized in that: described syringe comprises syringe needle, syringe, seal rubber plug, push rod and needle handle, wherein,
Described syringe needle is arranged at the front end of described syringe and is connected with one of them described opening;
Described push rod is positioned at described syringe, and the front end of described push rod is provided with seal rubber plug, and the rear end of described push rod is provided with needle handle;
Described seal rubber plug and needle handle are respectively equipped with steam vent, are provided with respectively check valve in the junction of described syringe needle and described syringe and the steam vent place of described seal rubber plug.
5. negative pressure drainage device according to claim 4, it is characterized in that: described check valve is the flapper-type check valve.
6. negative pressure drainage device according to claim 4, it is characterized in that: described syringe capacity is 50-100ml.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2013100110539A CN103007366A (en) | 2013-01-11 | 2013-01-11 | Negative-pressure drainage device |
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CN2013100110539A CN103007366A (en) | 2013-01-11 | 2013-01-11 | Negative-pressure drainage device |
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CN2013100110539A Pending CN103007366A (en) | 2013-01-11 | 2013-01-11 | Negative-pressure drainage device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112915367A (en) * | 2021-02-01 | 2021-06-08 | 河南大学淮河医院 | Medicine feeding nursing device for nose of otolaryngological patient |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN86207216U (en) * | 1986-09-19 | 1988-03-16 | 高法宁 | Portable manual reciprocating type vacuum-drawing device |
CN201067539Y (en) * | 2007-01-29 | 2008-06-04 | 蒋国良 | Drainage device for thoracentesis |
CN201105035Y (en) * | 2007-09-09 | 2008-08-27 | 周宝花 | Medical drainage device |
CN202289186U (en) * | 2011-10-28 | 2012-07-04 | 陈路 | Negative pressure aspiration and drainage device |
CN203001522U (en) * | 2013-01-11 | 2013-06-19 | 江苏蓝域创新技术投资有限公司 | Negative pressure drainage device |
-
2013
- 2013-01-11 CN CN2013100110539A patent/CN103007366A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN86207216U (en) * | 1986-09-19 | 1988-03-16 | 高法宁 | Portable manual reciprocating type vacuum-drawing device |
CN201067539Y (en) * | 2007-01-29 | 2008-06-04 | 蒋国良 | Drainage device for thoracentesis |
CN201105035Y (en) * | 2007-09-09 | 2008-08-27 | 周宝花 | Medical drainage device |
CN202289186U (en) * | 2011-10-28 | 2012-07-04 | 陈路 | Negative pressure aspiration and drainage device |
CN203001522U (en) * | 2013-01-11 | 2013-06-19 | 江苏蓝域创新技术投资有限公司 | Negative pressure drainage device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112915367A (en) * | 2021-02-01 | 2021-06-08 | 河南大学淮河医院 | Medicine feeding nursing device for nose of otolaryngological patient |
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Application publication date: 20130403 |