CN108744093A - A kind of adjustable closed negative pressure drainage device of multi-angle - Google Patents
A kind of adjustable closed negative pressure drainage device of multi-angle Download PDFInfo
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- CN108744093A CN108744093A CN201810953755.1A CN201810953755A CN108744093A CN 108744093 A CN108744093 A CN 108744093A CN 201810953755 A CN201810953755 A CN 201810953755A CN 108744093 A CN108744093 A CN 108744093A
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- drainage tube
- negative pressure
- cutter
- cavity
- clamping assembly
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- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000012528 membrane Substances 0.000 claims abstract description 17
- 239000002775 capsule Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 17
- 208000027418 Wounds and injury Diseases 0.000 description 8
- 206010052428 Wound Diseases 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 208000014674 injury Diseases 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000008733 trauma Effects 0.000 description 2
- 206010063560 Excessive granulation tissue Diseases 0.000 description 1
- 206010061217 Infestation Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002682 general surgery Methods 0.000 description 1
- 210000001126 granulation tissue Anatomy 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004089 microcirculation Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000008467 tissue growth Effects 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
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
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/05—Bandages or dressings; Absorbent pads specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Vascular Medicine (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- External Artificial Organs (AREA)
Abstract
A kind of adjustable closed negative pressure drainage device of multi-angle belongs to the field of medical instrument technology, including dressing, drainage tube, air bag, semi-permeable membrane, air inlet pipe, flow regulator, drainage tube adjusting part, gas-liquid conveying assembly and self-destruction component；Wherein, the drainage tube adjusting part includes universal ball end, ball cup, the first clamping assembly and the second clamping assembly.The adjustable closed negative pressure drainage device of multi-angle of the present invention, first clamping assembly and the second clamping assembly are arranged on elastic plate, elastic plate is arranged on human skin, ball cup is fixed by the first clamping assembly and the second clamping assembly, drainage tube is passed through to the centre bore of universal ball end, universal ball end in ball cup can any direction rotation, drive drainage tube any rotation, after setting drainage tube angulation, drainage tube adjusting part is fixed by semi-permeable membrane, air bag can cover compressing dressing and drainage tube, so that drainage runs dressing well and has good stickiness, avoid gas leakage.
Description
Technical field
The invention belongs to the field of medical instrument technology, and in particular, to a kind of adjustable closed negative pressure drainage of multi-angle
Device.
Background technology
Negative-pressure sealed drainage technology（Vacuum sealing drainage, abbreviation VSD）, refer to containing drainage tube in
Medical sponge dressing, to cover or fill the surface of a wound of skin, soft tissue defects, then with biological semi-permeable film it is closed,
A confined space is become, drainage tube is finally connected negative pressure source, by controllable negative pressure come wound healing
A kind of therapy.VSD is answered in orthopaedic trauma, general surgery, thoracic surgery, Urology Surgery and Department of B urn etc. extensively at present
With multinomial advantage has been widely recognized：(1) efficient, comprehensive drainage makes to be drained the sepage in area, fester and fall off bad
Dead tissue can by time, thoroughly outside lead body；(2) inhibit bacterial multiplication, control trauma surface infestation；(3) mitigate oedema, reduce blood vessel
Permeability；(4) increase surface of a wound blood supply, improve microcirculation, promote granulation tissue growth；Need not frequent dressing, reduce medical matters people
Member's labour, eliminates the hardship of changing medicine for patient.
After setting sponge dressing and drainage tube in negative-pressure sealed drainage technology, sea is generally carried out by biological semi-permeable film
The fixation of continuous dressing and drainage tube, but due to the construction of organization of human body, surface is arc-shaped or concave-convex relief fabric, therefore draws
After flow tube is fixed, with the growth of time, the mobile offset that may cause drainage tube position of patient causes gas leakage；And with
The increase of patient's treatment time, it may be necessary to adjust the position of drainage tube, that just needs to open semi-permeable membrane, will necessarily touch in this way
And wound circumference, the pain of patient is increased, when serious, pullling for patient injury position is caused, secondary injury may be caused.
Invention content
Goal of the invention：The object of the present invention is to provide a kind of adjustable closed negative pressure drainage devices of multi-angle, solve
In vacuum-assisted, the problem of drainage tube position offset and drainage tube position adjust.
Technical solution：The present invention provides a kind of adjustable closed negative pressure drainage devices of multi-angle, including dressing, drainage
Pipe, air bag, semi-permeable membrane, air inlet pipe, flow regulator, drainage tube adjusting part, gas-liquid conveying assembly and self-destruction component, it is described to draw
One end of flow tube is arranged in dressing, and the other end of drainage tube is connect with negative pressure suction device, and the air bag is covered in deposited
The top of material, the semi-permeable membrane are covered in the top of air bag, and semi-permeable membrane Pasting is on human skin, the air inlet pipe
One end is connect with air bag, and the other end of air inlet pipe is connect with air charging system, and stream is equipped on the drainage tube and air inlet pipe
Adjuster is measured, the drainage tube adjusting part is arranged on drainage tube, and the gas-liquid conveying assembly is arranged in drainage tube and air inlet
Guan Shang, the self-destruction component are arranged on flow regulator；Wherein, the drainage tube adjusting part includes universal ball end, bulb
Seat, the first clamping assembly and the second clamping assembly, first clamping assembly and the second clamping assembly are symmetricly set on ball cup
Both sides, the universal ball end is arranged in ball cup, and universal ball end can rotate in ball cup, the multi-directional ball headgear
It is located on the outer wall of drainage tube, and the outer wall of the inner wall of universal ball end and drainage tube is interference fitted.The multi-angle of the present invention can
First clamping assembly and the second clamping assembly are arranged on elastic plate, elastic plate are set by the closed negative pressure drainage device of tune
It sets on human skin, ball cup is fixed by the first clamping assembly and the second clamping assembly, drainage tube is passed through ten thousand
To the centre bore of bulb, universal ball end in ball cup can any direction rotation, drive drainage tube any rotation, set
After draining tube angulation, drainage tube adjusting part is fixed by semi-permeable membrane, air bag can cover compressing dressing and drainage tube so that
Dressing is run in drainage, which well, good stickiness, avoids gas leakage.
Further, the adjustable closed negative pressure drainage device of above-mentioned multi-angle, first clamping assembly and second
Clamping assembly includes the first bearing, the second bearing, handle, screw rod and head clamp, and the screw rod sequentially passes through the first bearing and the
Two bearings, and screw rod is threadedly coupled with the first bearing and the second bearing, and the end far from ball cup in screw rod is arranged in the handle
The end close to ball cup in screw rod is arranged in portion, the head clamp.Rotational handle, adjustable screw are in the first bearing and second
Ball cup can be opened or be fixed in the position of bearing to adjust the distance between two pieces of head clamps.
Further, the section of the adjustable closed negative pressure drainage device of above-mentioned multi-angle, the head clamp is arc,
The side wall of the head clamp is equipped with semicircular groove.The groove of the semi-circular cross-section of setting passes through clamping convenient for drainage tube
Plate, while the sectional area of groove is much larger than the sectional area of drainage tube, is convenient for the angle of flexible modulation drainage tube.
Further, the adjustable closed negative pressure drainage device of above-mentioned multi-angle, the gas-liquid conveying assembly include outer
Shell, demarcation strip, the first cavity, the second cavity, the first sliding block, the first pull rod, the second sliding block and the second pull rod, the demarcation strip
The centre position being arranged in outer housing, and the inside of outer housing is divided into the first cavity and the second cavity, described first slides
Block is arranged in the first cavity, and one end setting of first pull rod is connect with the first sliding block in the first cavity, and first
In outer hull outside, one end of second pull rod is arranged in the second cavity to be connected with the second sliding block for the other end setting of pull rod
It connects, and the other end of the second pull rod is arranged in outer hull outside, first sliding block and the second sliding block can be respectively in the first chambers
It is moved in body and the second cavity.The position of adjusting slider in the cavity, can adjust liquid or gas flow, pass through demarcation strip
Two cavitys formed separately carry out convenient for conveying liquids and gases.
Further, the adjustable closed negative pressure drainage device of above-mentioned multi-angle, the outer housing are located at the first cavity
Side be equipped with inlet and liquid outlet, the inlet connect by conduit with negative pressure suction device, the liquid outlet with draw
One end of flow tube connects；The side that the outer housing is located at the second cavity is equipped with air inlet and gas outlet, and the air inlet passes through
Tracheae is connect with air charging system, one end connection of the gas outlet and air inlet pipe.Inlet and liquid outlet, air inlet and gas outlet
Be correspondingly arranged up and down, and cross section structure is identical, in sliding block moving process, can keep inlet and liquid outlet, air inlet and
Gas outlet opening size is identical, ensures the stability of conveying liquid or gas.
Further, the adjustable closed negative pressure drainage device of above-mentioned multi-angle, on the drainage tube and air inlet pipe
Equipped with switch valve.The switch valve of setting, which can be opened, either closes so as to be connected or block the conveying of liquid or gas.
Further, the surface of the adjustable closed negative pressure drainage device of above-mentioned multi-angle, the outer housing is equipped with one
Group work light.The indicator light of setting may indicate that the working condition of gas-liquid conveying assembly, and red, which indicates to be in, blocks state, green
Color table is stated in normally feed status, and yellow indicates liquid or gas flow compared with low state.
Further, the adjustable closed negative pressure drainage device of above-mentioned multi-angle, the self-destruction component include spring, cut
Knife, spring standing groove, baffle and cutter card slot, the spring standing groove are arranged on the inner wall of flow regulator, the spring
One end be arranged in spring standing groove, and the other end of spring is connect with cutter, and the baffle plate setting is in flow regulator
Shell on, and cutter one end be arranged on baffle, the cutter card slot is arranged on the inner wall of flow regulator, and cuts
Knife card slot is in the same horizontal position with cutter, and the cutter can be caught in cutter card slot.The self-destruction component of setting can torn open
Device is damaged after going out closed negative pressure drainage device, avoids secondary use, medical worker that from need to only pulling out baffle, cutter is in strength
Drainage tube is pressed under the reset response of spring and either air intake duct and is punctured drainage tube or air intake duct, and cutter is placed in cutter card
In slot, medical worker can pull drainage tube, and either air intake duct widens the notch of drainage tube or air intake duct.
Further, the adjustable closed negative pressure drainage device of above-mentioned multi-angle, on the outer wall of the flow regulator
Equipped with the first buckle and the second buckle, first buckle and the second buckle are symmetrical arranged, and the flow regulator is in first
Through-hole is equipped at shell between buckle and the second buckle, the baffle can be inserted into through-hole, and the baffle plate setting is in flow tune
The end saved outside device is equipped with the first hook and the second hook, and first hook engages with first, second hook and
Second buckle engaging, first hook and the second hook are symmetricly set on the both sides of baffle.The first buckle being arranged and second
It is caught in the first hook and the second hook, to which baffle to be fixed on the outer wall of flow regulator, prevents from falling off.
Further, the section of the adjustable closed negative pressure drainage device of above-mentioned multi-angle, the cutter is trapezoidal, institute
It states cutter and is equipped with the first blade close to the side of baffle, the second blade is additionally provided on the cutter, the second blade setting exists
The cutter side vertical with baffle.The structure of blade is arranged in three faces, is mainly used for cutter being pierced into drainage close to the blade of baffle
Pipe either in air intake duct the second blade of setting by pulling drainage tube or air intake duct can be by the broken of drainage tube or air intake duct
It damages notch and cuts amplification.
Above-mentioned technical proposal can be seen that the present invention and have the advantages that：Multi-angle of the present invention is adjustable
Closed negative pressure drainage device, reasonable in design, easy to use, application cost is low, and adaptability is good, can be led to using this device
Universal ball end structure is crossed, multi-angle carries out the adjustment in drainage tube direction, improves the adaptability of drainage tube and organization of human body, in conjunction with
Gas-liquid conveying assembly, convenient for controlling liquid or gas flow, this device is secondary use in order to prevent, special to be arranged
Drainage tube or air intake duct can be ensured the safety that medical instrument uses, while the air bag energy being arranged by self-distruction structure
It is enough that drainage tube and auxiliary material are pressed on wound, prevent gas leakage.
Description of the drawings
Fig. 1 is the structural schematic diagram of the adjustable closed negative pressure drainage device of multi-angle of the present invention；
Fig. 2 is the structural schematic diagram of drainage tube adjusting part of the present invention；
Fig. 3 is the structural schematic diagram of gas-liquid conveying assembly of the present invention；
Fig. 4 is the structural schematic diagram of self-destruction component of the present invention；
Fig. 5 is the external structure schematic diagram of self-destruction component of the present invention.
In figure：Dressing 1, drainage tube 2, switch valve 21, air bag 3, semi-permeable membrane 4, air inlet pipe 5, flow regulator 6, first block
The 61, second buckle 62 of button, through-hole 63, drainage tube adjusting part 7, universal ball end 71, ball cup 72, the first clamping assembly 73, the
One bearing 731, the second bearing 732, handle 733, screw rod 734, head clamp 735, groove 736, the second clamping assembly 74, gas-liquid are defeated
Sending component 8, outer housing 81, work light 811, demarcation strip 82, the first cavity 83, inlet 831, liquid outlet 832, the second chamber
Body 84, air inlet 841, gas outlet 842, the first sliding block 85, the first pull rod 86, the second sliding block 87, the second pull rod 88, self-destruction component
9, spring 91, cutter 92, the first blade 921, the second blade 922, spring standing groove 93, baffle 94, the first hook 941, second
Hook 942, cutter card slot 95, negative pressure suction device 10, air charging system 20.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", " clockwise ", " inverse
The orientation or positional relationship of the instructions such as hour hands " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally
Invention and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two, unless otherwise restricted clearly.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connects, and can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or "lower"
It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " include first special
Sign is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Embodiment
The adjustable closed negative pressure drainage device of multi-angle as shown in Figure 1, 2, including dressing 1, drainage tube 2, air bag 3,
Semi-permeable membrane 4, air inlet pipe 5, flow regulator 6, drainage tube adjusting part 7, gas-liquid conveying assembly 8 and self-destruction component 9, the drainage
One end of pipe 2 is arranged in dressing 1, and the other end of drainage tube 2 is connect with negative pressure suction device 10, and the air bag 3 covers
In the top of dressing 1, the semi-permeable membrane 4 is covered in the top of air bag 3, and 4 Pasting of semi-permeable membrane is on human skin, described
One end of air inlet pipe 5 is connect with air bag 3, and the other end of air inlet pipe 5 is connect with air charging system 20, the drainage tube 2 and into
Flow regulator 6 is equipped on tracheae 5, the drainage tube adjusting part 7 is arranged on drainage tube 2, the gas-liquid conveying assembly 8
It is arranged on drainage tube 2 and air inlet pipe 5, the self-destruction component 9 is arranged on flow regulator 6, and drainage tube 2 is inserted into dressing 1
Silver ion layer can be arranged in end, can achieve the effect that degerming, and be equipped with switch valve 21 in drainage tube 2 and air inlet pipe 5；Its
In, flow tube adjusting part 7 includes universal ball end 71, ball cup 72, the first clamping assembly 73 and the second clamping assembly 74, institute
It states the first clamping assembly 73 and the second clamping assembly 74 is symmetricly set on the both sides of ball cup 72, the setting of the universal ball end 71 exists
In ball cup 72, and universal ball end 71 rotation, the universal ball end 71 can be set in the outer wall of drainage tube 2 in ball cup 72
On, and the outer wall of the inner wall of universal ball end 71 and drainage tube 2 is interference fitted.Wherein, the first clamping assembly 73 and the second clamping
Component 74 includes the first bearing 731, the second bearing 732, handle 733, screw rod 734 and head clamp 735, and the screw rod 734 is successively
Across the first bearing 731 and the second bearing 732, and screw rod 734 is threadedly coupled with the first bearing 731 and the second bearing 732, institute
It states handle 733 to be arranged in end of the screw rod 734 far from ball cup 72, the head clamp 735 is arranged in screw rod 734 close to ball cup
72 end.The section of head clamp 735 is arc, and the side wall of the head clamp 735 is equipped with semicircular groove 736.It is above-mentioned
Oscillating bearing can be used in the structure of universal ball end 71 and ball cup 72.
Gas-liquid conveying assembly 8 as shown in Figure 3 include outer housing 81, demarcation strip 82, the first cavity 83, the second cavity 84,
First sliding block 85, the first pull rod 86, the second sliding block 87 and the second pull rod 88, during the demarcation strip 82 is arranged in outer housing 81
Between position, and the inside of outer housing 81 is divided into the first cavity 83 and the second cavity 84, the setting of the first sliding block 85 is the
In one cavity 83, one end setting of first pull rod 86 is connect in the first cavity 83 with the first sliding block 85, and first draws
The other end of bar 86 is arranged outside outer housing 81, and one end setting of second pull rod 88 is slided in the second cavity 84 with second
Block 87 connects, and the other end of the second pull rod 88 is arranged outside outer housing 81, first sliding block, 85 and second sliding block 87
It can be moved in the first cavity 83 and the second cavity 84 respectively.The side that outer housing 81 is located at the first cavity 83 is equipped with inlet
831 and liquid outlet 832, the inlet 831 connect with negative pressure suction device 10 by conduit, the liquid outlet 832 with drainage
One end of pipe 2 connects；The outer housing 81 be located at the second cavity 84 side be equipped with air inlet 841 and gas outlet 842, it is described into
Gas port 841 is connect by tracheae with air charging system 20, and the gas outlet 842 is connect with one end of air inlet pipe 5.The table of outer housing 81
Face is equipped with one group of work light 811.Two groups of work lights are equipped in the outer wall upper edge both sides of outer housing 81, indicate respectively the
Working condition in one cavity 83 and the second cavity 84, convenient for intuitively checking.
Self-destruction component 9 as shown in Figure 4,5 includes spring 91, cutter 92, spring standing groove 93, baffle 94 and cutter card slot
95, the spring standing groove 93 is arranged on the inner wall of flow regulator 6, and one end of the spring 91 is arranged in spring standing groove
In 93, and the other end of spring 91 is connect with cutter 92, and the baffle 94 is arranged on the shell of flow regulator 6, and
92 one end of cutter is arranged on baffle 94, and the cutter card slot 95 is arranged on the inner wall of flow regulator 6, and cutter card slot
95 are in the same horizontal position with cutter 92, and the cutter 92 can be caught in cutter card slot 95.It is set on the outer wall of flow regulator 6
There is the first buckle 61 and second to buckle 62, first buckle, 61 and second buckle 62 is symmetrical arranged, at the flow regulator 6
It is equipped with through-hole 63 at shell between the first buckle 61 and the second buckle 62, the baffle 94 can be inserted into through-hole 63, described
Baffle 94 be arranged the end outside flow regulator 6 be equipped with the first hook 941 and the second hook 942, first hook 941 with
First buckle, 61 engaging, second hook 942 engage with the second buckle 62, and first hook, 941 and second hook 942 is right
Title is arranged in the both sides of baffle 94.The section of cutter 92 is trapezoidal, and the cutter 92 is equipped with the first knife close to the side of baffle 94
Sword 921 is additionally provided with the second blade 922 on the cutter 92, and second blade 922 is arranged vertical with baffle 94 in cutter 92
Side.
On the basis of above structure, the operation principle of the adjustable closed negative pressure drainage device of multi-angle of the application
For：
1）Dressing 1 is positioned in wound, drainage tube 2 is inserted into dressing 1；
2）Air bag 3 is covered in dressing 1 and drainage tube 2；
3）The elastic bottom plate of drainage tube adjusting part 7 is attached to suitable position near wound, drainage tube adjusting part 7 is close to air bag
3 place, and air bag 3 is made to cover the drainage tube 2 between drainage tube adjusting part 7 and dressing 1；
4）Drainage tube 2 passes through the intermediate throughholes of universal ball end 71, direction of the adjustment universal ball end 71 in ball cup 72；
5）Semi-permeable membrane 4 is covered into dressing 1, air bag 3 and drainage tube adjusting part 7；
6）When needing to adjust the direction or position of drainage tube 2,4 side of semi-permeable membrane only need to be opened, by semi-permeable membrane 4 and drainage tube 2
It separates, can adjust the depth that drainage tube 2 is inserted into dressing 1 by pullling drainage tube 2, rotation universal ball end 71 can adjust drainage tube 2
Direction.
After removing closed negative pressure drainage device, the first buckle 61 and the second buckle 62 are opened, extracts baffle 94, spring 91 out
Reset, cutter 92 punctures drainage tube 2 or air inlet pipe 5, and cutter 92 is inserted into cutter card slot 95, pull drainage tube 2 or
Air inlet pipe 5 is continued to cut drainage tube 2 or air inlet pipe 5 by the second blade 922 of cutter 92, completes closed negative pressure drainage
The self-destruction of device.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as the present invention's
Protection domain.
Claims (10)
1. a kind of adjustable closed negative pressure drainage device of multi-angle, it is characterised in that：Including dressing（1）, drainage tube（2）, gas
Capsule（3）, semi-permeable membrane（4）, air inlet pipe（5）, flow regulator（6）, drainage tube adjusting part（7）, gas-liquid conveying assembly（8）With oneself
Ruin component（9）, the drainage tube（2）One end be arranged in dressing（1）It is interior, and drainage tube（2）The other end and vacuum suction
Device（10）Connection, the air bag（3）It is covered in dressing（1）Top, the semi-permeable membrane（4）It is covered in air bag（3）Top,
And semi-permeable membrane（4）Pasting is on human skin, the air inlet pipe（5）One end and air bag（3）Connection, and air inlet pipe
（5）The other end and air charging system（20）Connection, the drainage tube（2）And air inlet pipe（5）On be equipped with flow regulator（6）,
The drainage tube adjusting part（7）It is arranged in drainage tube（2）On, the gas-liquid conveying assembly（8）It is arranged in drainage tube（2）With into
Tracheae（5）On, the self-destruction component（9）It is arranged in flow regulator（6）On；Wherein, the drainage tube adjusting part（7）Including
Universal ball end（71）, ball cup（72）, the first clamping assembly（73）With the second clamping assembly（74）, first clamping assembly
（73）With the second clamping assembly（74）It is symmetricly set on ball cup（72）Both sides, the universal ball end（71）It is arranged in ball cup
（72）It is interior, and universal ball end（71）It can be in ball cup（72）Interior rotation, the universal ball end（71）It is set in drainage tube（2）'s
On outer wall, and universal ball end（71）Inner wall and drainage tube（2）Outer wall interference fit.
2. the adjustable closed negative pressure drainage device of multi-angle according to claim 1, it is characterised in that：First card
Tight component（73）With the second clamping assembly（74）Including the first bearing（731）, the second bearing（732）, handle（733）, screw rod
（734）And head clamp（735）, the screw rod（734）Sequentially pass through the first bearing（731）With the second bearing（732）, and screw rod
（734）With the first bearing（731）With the second bearing（732）It is threadedly coupled, the handle（733）It is arranged in screw rod（734）It is separate
Ball cup（72）End, the head clamp（735）It is arranged in screw rod（734）Close to ball cup（72）End.
3. the adjustable closed negative pressure drainage device of multi-angle according to claim 2, it is characterised in that：The head clamp
（735）Section be arc, the head clamp（735）Side wall be equipped with semicircular groove（736）.
4. the adjustable closed negative pressure drainage device of multi-angle according to claim 1, it is characterised in that：The gas-liquid is defeated
Sending component（8）Including outer housing（81）, demarcation strip（82）, the first cavity（83）, the second cavity（84）, the first sliding block（85）,
One pull rod（86）, the second sliding block（87）With the second pull rod（88）, the demarcation strip（82）It is arranged in outer housing（81）Interior centre
Position, and by outer housing（81）Inside be divided into the first cavity（83）With the second cavity（84）, first sliding block（85）If
It sets in the first cavity（83）It is interior, first pull rod（86）One end be arranged in the first cavity（83）Interior and the first sliding block（85）Even
It connects, and the first pull rod（86）The other end be arranged in outer housing（81）Outside, second pull rod（88）One end setting exist
Second cavity（84）Interior and the second sliding block（87）Connection, and the second pull rod（88）The other end be arranged in outer housing（81）Outside
Portion, first sliding block（85）With the second sliding block（87）It can be respectively in the first cavity（83）With the second cavity（84）Interior movement.
5. the adjustable closed negative pressure drainage device of multi-angle according to claim 4, it is characterised in that：The outer housing
（81）Positioned at the first cavity（83）Side be equipped with inlet（831）And liquid outlet（832）, the inlet（831）By leading
Pipe and negative pressure suction device（10）Connection, the liquid outlet（832）With drainage tube（2）One end connection；The outer housing（81）
Positioned at the second cavity（84）Side be equipped with air inlet（841）The gas outlet and（842）, the air inlet（841）By tracheae with
Air charging system（20）Connection, the gas outlet（842）With air inlet pipe（5）One end connection.
6. the adjustable closed negative pressure drainage device of multi-angle according to claim 1, it is characterised in that：The drainage tube
（2）And air inlet pipe（5）On be equipped with switch valve（21）.
7. the adjustable closed negative pressure drainage device of multi-angle according to claim 4, it is characterised in that：The outer housing
（81）Surface be equipped with one group of work light（811）.
8. the adjustable closed negative pressure drainage device of multi-angle according to claim 1, it is characterised in that：The self-destruction group
Part（9）Including spring（91）, cutter（92）, spring standing groove（93）, baffle（94）With cutter card slot（95）, the spring placement
Slot（93）It is arranged in flow regulator（6）Inner wall on, the spring（91）One end be arranged in spring standing groove（93）It is interior, and
And spring（91）The other end and cutter（92）Connection, the baffle（94）It is arranged in flow regulator（6）Shell on, and
Cutter（92）One end is arranged in baffle（94）On, the cutter card slot（95）It is arranged in flow regulator（6）Inner wall on, and
Cutter card slot（95）With cutter（92）In the same horizontal position, the cutter（92）Cutter card slot can be caught in（95）It is interior.
9. the adjustable closed negative pressure drainage device of multi-angle according to claim 8, it is characterised in that：The flow tune
Save device（6）Outer wall be equipped with first buckle（61）With the second buckle（62）, first buckle（61）With the second buckle（62）
It is symmetrical arranged, the flow regulator（6）In the first buckle（61）With the second buckle（62）Between shell at be equipped with through-hole
（63）, the baffle（94）It can be inserted into through-hole（63）It is interior, the baffle（94）It is arranged in flow regulator（6）Outer end is equipped with
First hook（941）With the second hook（942）, first hook（941）With the first buckle（61）Engaging, second hook
（942）With the second buckle（62）Engaging, first hook（941）With the second hook（942）It is symmetricly set on baffle（94）'s
Both sides.
10. the adjustable closed negative pressure drainage device of multi-angle according to claim 9, it is characterised in that：The cutter
（92）Section be trapezoidal, the cutter（92）Close to baffle（94）Side be equipped with the first blade（921）, the cutter（92）
On be additionally provided with the second blade（922）, second blade（922）It is arranged in cutter（92）With baffle（94）Vertical side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810953755.1A CN108744093B (en) | 2018-08-21 | 2018-08-21 | Multi-angle adjustable closed negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810953755.1A CN108744093B (en) | 2018-08-21 | 2018-08-21 | Multi-angle adjustable closed negative pressure drainage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108744093A true CN108744093A (en) | 2018-11-06 |
| CN108744093B CN108744093B (en) | 2024-02-02 |
Family
ID=63967598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810953755.1A Active CN108744093B (en) | 2018-08-21 | 2018-08-21 | Multi-angle adjustable closed negative pressure drainage device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975108A (en) * | 2019-12-09 | 2020-04-10 | 庞阳 | Adjustable negative pressure drainage device fixer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB186698A (en) * | 1921-07-04 | 1922-10-04 | Frank Gilman | Improvements in universal joints for tubes conveying pressure fluid |
| CN1479636A (en) * | 2000-10-12 | 2004-03-03 | �Ƹ��� | Device and method for body fluid flow control in extracorpereal fluid treatment |
| CN206183717U (en) * | 2016-08-23 | 2017-05-24 | 孙彩霞 | High negative pressure enclosing drainage flushing infection prevention apparatus |
| CN107693856A (en) * | 2017-09-15 | 2018-02-16 | 孙永 | A kind of sealed vacuum drainage device for surgical wounds |
| CN209316620U (en) * | 2018-08-21 | 2019-08-30 | 太仓市第一人民医院 | A kind of adjustable disposable closed negative pressure drainage device of multi-angle |
-
2018
- 2018-08-21 CN CN201810953755.1A patent/CN108744093B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB186698A (en) * | 1921-07-04 | 1922-10-04 | Frank Gilman | Improvements in universal joints for tubes conveying pressure fluid |
| CN1479636A (en) * | 2000-10-12 | 2004-03-03 | �Ƹ��� | Device and method for body fluid flow control in extracorpereal fluid treatment |
| CN206183717U (en) * | 2016-08-23 | 2017-05-24 | 孙彩霞 | High negative pressure enclosing drainage flushing infection prevention apparatus |
| CN107693856A (en) * | 2017-09-15 | 2018-02-16 | 孙永 | A kind of sealed vacuum drainage device for surgical wounds |
| CN209316620U (en) * | 2018-08-21 | 2019-08-30 | 太仓市第一人民医院 | A kind of adjustable disposable closed negative pressure drainage device of multi-angle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975108A (en) * | 2019-12-09 | 2020-04-10 | 庞阳 | Adjustable negative pressure drainage device fixer |
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| Publication number | Publication date |
|---|---|
| CN108744093B (en) | 2024-02-02 |
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