CN105107029A - Disk-type negative pressure drainage apparatus - Google Patents
Disk-type negative pressure drainage apparatus Download PDFInfo
- Publication number
- CN105107029A CN105107029A CN201510423815.5A CN201510423815A CN105107029A CN 105107029 A CN105107029 A CN 105107029A CN 201510423815 A CN201510423815 A CN 201510423815A CN 105107029 A CN105107029 A CN 105107029A
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- CN
- China
- Prior art keywords
- negative pressure
- moving plate
- hole
- disk
- price fixing
- 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
- A61M1/70—Gravity drainage systems
-
- 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
- A61M1/80—Suction pumps
- A61M1/802—Suction pumps by vacuum created above a liquid flowing from a closed container
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
- Devices For Medical Bathing And Washing (AREA)
Abstract
The invention relates to a medical instrument, in particular to a disk-type negative pressure drainage apparatus. The disk-type negative pressure drainage apparatus comprises a liquid storage tank, a drainage tube mounted on the liquid storage tank and a negative pressure tube; the negative pressure tube is connected with a negative pressure generator; the negative pressure generator comprises a fixed disk and a movable disk which are coaxially arranged; both the fixed disk and the movable disk are disk bodies which are vertically arranged; the fixed disk is fixedly arranged; the movable disk is rotatably arranged at the front side of the fixed disk; a negative pressure switching-in hole connected with the negative pressure tube is formed at the upper end of the fixed disk; an exhaust hole is formed at the lower end of the fixed disk; an upper negative pressure hole, a lower negative pressure hole, a lower air hole and an upper air hole are correspondingly formed on the movable disk; an upper shell and a lower shell are arranged at the front side of the movable disk. The disk-type negative pressure drainage apparatus is driven by a liquid gravity, does not require electric energy, is long in negative pressure duration, is stable in pressure and is high in reliability.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, is a kind of disc type depression drainage device specifically.
Background technology
For multiple postoperative patient, conventional negative pressure drainage, by outside the liquid body exudate lead body of wound surface or by negative compression minor cut or wound wound surface lacuna, is conducive to the healing of wound tissue.This negative pressure drainage requires that the negative pressure persistent period is long, pressure stability is controlled.The operation principle of existing depression drainage device can be divided into two kinds according to power resources, and a kind of is the piston tubular type negative pressure generator adopting manually driven negative pressure drainage ball or syringe-like, and another kind adopts motor-driven pressure pump type negative pressure generator.Manually driven negative pressure generator persistent period short, pressure transient, poor reliability, and adopt same container due to negative pressure cavity and liquid storage cylinder, cannot use continuously and easily cross infection occur; The pressure pump type negative pressure generator persistent period is long, negative pressure cavity and liquid storage cylinder adopt two different containers respectively, have stopped the danger of cross infection, but still there is pressure transient, the problem of poor reliability, once compression pump breaks down will affect the normal work of drainage device.
Summary of the invention
The object of the present invention is to provide a kind of negative pressure persistent period length, pressure stability, disc type depression drainage device that reliability is high.
In order to reach above object, the technical solution adopted in the present invention is: this disc type depression drainage device comprises fluid reservoir, be arranged on the drainage tube on fluid reservoir and negative tube, described negative tube connects negative pressure generator, described negative pressure generator comprises price fixing and the Moving plate of coaxial setting, described price fixing and Moving plate are vertically disposed disc, price fixing is fixedly installed, Moving plate can be rotatably set in the front of price fixing, the upper end of price fixing is provided with negative pressure access aperture, described negative tube is connected in negative pressure access aperture, the lower end of price fixing is provided with steam vent, described steam vent is less than the distance of negative pressure access aperture apart from axle center apart from the distance in axle center, negative pressure hole, lower negative pressure hole and air holes on Moving plate is provided with, on pore, the corresponding negative pressure access aperture in position of described upper negative pressure hole, the position of described lower negative pressure hole and upper negative pressure hole axle center symmetry, the corresponding steam vent in position of described air holes, the position of described upper pore and air holes axle center symmetry, upper negative pressure hole and lower negative pressure hole are the circular hole being parallel to Moving plate axis, and air holes and upper pore are the inclined hole with Moving plate Axis Cross, the front of Moving plate is provided with upper shell and lower house, and described upper shell covers on negative pressure hole and upper pore, and described lower house covers on air holes and lower negative pressure hole, and upper shell is communicated with by connection tube with one end of the paraxial heart of lower house.
Described price fixing is fixedly mounted on support, and the axle center place of described price fixing is provided with rotating shaft, and described Moving plate is arranged in rotating shaft by bearing.
Beneficial effect of the present invention is: this disc type depression drainage device adopts liquid gravity to drive, and without the need to electric energy, negative pressure persistent period length, pressure stability, reliability are high.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the Facad structure schematic diagram of Moving plate.
Fig. 3 is the A portion close-up schematic view of Fig. 1.
Detailed description of the invention
As shown in Figure 1 and Figure 2, disc type depression drainage device of the present invention comprises fluid reservoir 1, be arranged on drainage tube 2 on fluid reservoir 1 and negative tube 3, fluid reservoir 1, for depositing draining fluids, for convenience of using, can also be provided with the delivery pipe 11 of valve in the bottom of fluid reservoir 1.Described negative tube 3 connects negative pressure generator, and described negative pressure generator comprises price fixing 4 and the Moving plate 5 of coaxial setting, and described price fixing 4 and Moving plate 5 are vertically disposed disc, and price fixing 4 is fixedly installed, and Moving plate 5 can be rotatably set in the front of price fixing 4.The upper end of price fixing 4 is provided with negative pressure access aperture 41, and described negative tube 3 is connected in negative pressure access aperture 41, and the lower end of price fixing 4 is provided with steam vent 42, and described steam vent 42 is less than the distance of negative pressure access aperture 41 apart from axle center apart from the distance in axle center; Moving plate 5 is provided with negative pressure hole 51, lower negative pressure hole 52 and air holes 53, on pore 54, the corresponding negative pressure access aperture 41 in position of described upper negative pressure hole 51, the position of described lower negative pressure hole 52 and upper negative pressure hole 51 axle center symmetry, the corresponding steam vent 42 in position, the position of described upper pore 54 and the air holes 53 axle center symmetry of described air holes 53.Upper negative pressure hole 51 and lower negative pressure hole 52 are the circular hole being parallel to Moving plate 5 axis, air holes 53 and upper pore 54 are the inclined hole with Moving plate 5 Axis Cross, as shown in Figure 3, the shallow end of this inclined hole is away from the axle center of Moving plate 5, and the depths of inclined hole is gradually near the axle center of Moving plate 5.When above inclined hole is positioned at the axle center of Moving plate 5, the inclined hole opening in Moving plate 5 front is in the state raised up, and time below the axle center that inclined hole is positioned at Moving plate 5, the inclined hole opening in Moving plate 5 front is downward-sloping state, and the liquid fallen can be avoided like this to pour in inclined hole.
The faying face of Moving plate 5 and price fixing 4 is in can the airtight fit-state of relative sliding, and when upper negative pressure hole 51 docks through with negative pressure access aperture 41 time, air holes 53 is docked through with steam vent 42, and upper pore 54 and lower negative pressure hole 52 are closed by price fixing 4; Time Moving plate 5 revolves turnback, upper pore 54 rotates to below, docks through with steam vent 42, air holes 53 rotates to top and is closed by price fixing 4, and same negative pressure hole 52 at present rotates to top, docks through with negative pressure access aperture 41, and upper negative pressure hole 51 rotates to below and closed by price fixing 4.
As shown in Figure 2, upper shell 6 and lower house 7 is provided with in the front of Moving plate 5, described upper shell 6 covers on negative pressure hole 51 and upper pore 54, and described lower house 7 covers on air holes 53 and lower negative pressure hole 52, and upper shell 6 is communicated with by connection tube 8 with one end of the paraxial heart of lower house 7.Upper shell 6 and lower house 7 form two liquid containers be communicated with Moving plate 5 respectively, time upper shell 6 fills the liquid such as water, the liquid such as water can flow in lower house 7 by connection tube 8 gradually, air in lower house 7 is discharged by air holes 53 and steam vent 42, after liquid in upper shell 6 reduces, in upper negative pressure hole 51 and negative pressure access aperture 41, produce negative pressure, act on fluid reservoir 1 by negative tube 3; After emptying rate of liquid in upper shell 6, as long as Moving plate 5 is revolved turnback, the transposition of upper shell 6 and lower house 7, can continue to produce negative pressure.
In addition, as shown in Figure 1, be fixing price fixing 4, be fixedly mounted on support 9 by described price fixing 4, the axle center place of described price fixing 4 is provided with rotating shaft, and described Moving plate 5 is arranged in rotating shaft by bearing.
Claims (1)
1. disc type depression drainage device, comprise fluid reservoir (1), be arranged on the drainage tube (2) on fluid reservoir (1) and negative tube (3), described negative tube (3) connects negative pressure generator, it is characterized in that: described negative pressure generator comprises price fixing (4) and the Moving plate (5) of coaxial setting, described price fixing (4) and Moving plate (5) are vertically disposed disc, price fixing (4) is fixedly installed, Moving plate (5) can be rotatably set in the front of price fixing (4), the upper end of price fixing (4) is provided with negative pressure access aperture (41), described negative tube (3) is connected in negative pressure access aperture (41), the lower end of price fixing (4) is provided with steam vent (42), described steam vent (42) is less than the distance of negative pressure access aperture (41) apart from axle center apart from the distance in axle center, Moving plate (5) is provided with upper negative pressure hole (51), lower negative pressure hole (52) and air holes (53), upper pore (54), corresponding negative pressure access aperture (41) in position of described upper negative pressure hole (51), the position of described lower negative pressure hole (52) and upper negative pressure hole (51) axle center symmetry, the corresponding steam vent (42) in position of described air holes (53), the position of described upper pore (54) and air holes (53) axle center symmetry, upper negative pressure hole (51) and lower negative pressure hole (52) are the circular hole being parallel to Moving plate (5) axis, and air holes (53) and upper pore (54) are the inclined hole with Moving plate (5) Axis Cross, upper shell (6) and lower house (7) is provided with in the front of Moving plate (5), described upper shell (6) covers on negative pressure hole (51) and upper pore (54), described lower house (7) covers on air holes (53) and lower negative pressure hole (52), and upper shell (6) is communicated with by connection tube (8) with one end of lower house (7) the paraxial heart, described price fixing (4) is fixedly mounted on support (9), and the axle center place of described price fixing (4) is provided with rotating shaft, and described Moving plate 5 is arranged in rotating shaft by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423815.5A CN105107029B (en) | 2015-07-20 | 2015-07-20 | Disc type depression drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423815.5A CN105107029B (en) | 2015-07-20 | 2015-07-20 | Disc type depression drainage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105107029A true CN105107029A (en) | 2015-12-02 |
| CN105107029B CN105107029B (en) | 2017-09-01 |
Family
ID=54655290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510423815.5A Expired - Fee Related CN105107029B (en) | 2015-07-20 | 2015-07-20 | Disc type depression drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105107029B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US767502A (en) * | 1903-01-09 | 1904-08-16 | Vitus Schwaninger | Apparatus for exhausting vapors or gases. |
| US943556A (en) * | 1908-11-16 | 1909-12-14 | Tom Wiseman Lowden | Vacuum-pump. |
| DE428324C (en) * | 1926-04-29 | Albert Honold Dr | Device for generating negative pressure | |
| US2172949A (en) * | 1938-07-01 | 1939-09-12 | Burrows Company | Suction evacuator for surgical and similar operations |
| US2402991A (en) * | 1945-04-27 | 1946-07-02 | Walter A Dunham | Suction pump |
| US4421510A (en) * | 1979-01-18 | 1983-12-20 | Ahlbeck Stig Goran | Urine drainage device permitting training of the bladder |
-
2015
- 2015-07-20 CN CN201510423815.5A patent/CN105107029B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE428324C (en) * | 1926-04-29 | Albert Honold Dr | Device for generating negative pressure | |
| US767502A (en) * | 1903-01-09 | 1904-08-16 | Vitus Schwaninger | Apparatus for exhausting vapors or gases. |
| US943556A (en) * | 1908-11-16 | 1909-12-14 | Tom Wiseman Lowden | Vacuum-pump. |
| US2172949A (en) * | 1938-07-01 | 1939-09-12 | Burrows Company | Suction evacuator for surgical and similar operations |
| US2402991A (en) * | 1945-04-27 | 1946-07-02 | Walter A Dunham | Suction pump |
| US4421510A (en) * | 1979-01-18 | 1983-12-20 | Ahlbeck Stig Goran | Urine drainage device permitting training of the bladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105107029B (en) | 2017-09-01 |
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| C10 | Entry into substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20180720 |
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| CF01 | Termination of patent right due to non-payment of annual fee |