CN104815361B

CN104815361B - Uniformity of dosage negative pressure sucker provided with buffer pool and Quick Release pipe

Info

Publication number: CN104815361B
Application number: CN201510166718.2A
Authority: CN
Inventors: 彭芸; 杨习锋; 曾晨光
Original assignee: Guangzhou Sun Shing Biotech Co ltd
Current assignee: Shanghai Guozhen Medical Technology Center LP
Priority date: 2015-04-09
Filing date: 2015-04-09
Publication date: 2018-02-13
Anticipated expiration: 2035-04-09
Also published as: WO2016161720A1; CN104815361A

Abstract

The present invention removes the medical equipment of the foreign matters such as wound fluid, slough, more particularly to the uniformity of dosage negative pressure sucker provided with buffer pool and Quick Release pipe for a kind of drainage.It includes sucker body, liquor charging pipe joint, negative pressure pipe joint and Quick Release pipe, the buffer pool for being used for buffering cleaning fluid or decoction is provided with sucker body, and the flow pass connected with buffer pool, liquor charging pipe joint is arranged on sucker body and connected with buffer pool, negative pressure pipe joint is arranged on sucker body, negative pressure pipe joint is located at the middle position of sucker body and extended downward on the lower surface of sucker body, and Quick Release pipe is connected on liquid pipe connection and negative pressure pipe joint.By the way that buffer pool uniformity of dosage is set on disk body on sucker body, water conservancy diversion projection is set on disk body to be shunted, and the technical scheme for connecting sucker body with Quick Release pipe, increase patient's pain need to be wrapped up repeatedly by overcoming existing surface of a wound cleaning administration, be administered it is uneven, sucker body and external pipeline dismounting it is inconvenient the defects of.

Description

Uniformity of dosage negative pressure sucker provided with buffer pool and Quick Release pipe

Technical field

The present invention is a kind of medical equipment for draining the harmful substances such as removing wound fluid, slough, foreign matter, especially It is related to a kind of uniformity of dosage negative pressure sucker provided with buffer pool and Quick Release pipe.

Background technology

In surgical operation, skin wound, the soft tissue surface of a wound and the wound of large area need timing to be cleaned and sterilized, If the harmful substances such as the wound fluid of surface of a wound position, slough, foreign matter can not exclude in time, easily cause surface of a wound position Suppurate or infect, in general way is to be implanted into one piece of cavernous body and a drainage tube in surgical wound surface position, in same drainage A compound woven hose, prevents from blocking in drainage tube STH on pipe, is infused using woven hose to surface of a wound position single-point to reach Cleaning and the purpose of sterilization；Cleaning fluid is diffused to the surrounding of surface of a wound position using cavernous body；Using drainage tube regularly by the surface of a wound Hematocele and the hydrops discharge of position, avoid wound infection, and still, this way can not realize surface of a wound position because single-point is infused Uniformly supply medicine, cause some positions of surface of a wound position clean it is not abundant enough, the utilization rate of cleaning fluid is relatively low, additionally, due to drainage tube Implanted human body is also inconvenient when dismounting.

The content of the invention

Deficiency for more than, the invention provides one kind can among the surface of a wound radiation is rinsed to the periphery for administration, during drainage Collect the uniformity of dosage negative pressure sucker for being provided with buffer pool and Quick Release pipe of Recycling of waste liquid from periphery to center, it is simple in construction, behaviour Facilitate, all positions of the surface of a wound, which are effectively ensured, can uniformly apply decoction and cleaning fluid or medicine for cleaning the surface of a wound Liquid, while be easy to dismantle with external pipeline.

To achieve these goals, the technical scheme is that：A kind of uniformity of dosage provided with buffer pool and Quick Release pipe Negative pressure sucker, it includes sucker body, and it also includes liquor charging pipe joint, negative pressure pipe joint and Quick Release pipe, is provided with sucker body For buffering the buffer pool of cleaning fluid or decoction, and the flow pass connected with buffer pool, flow pass is relative to sucker sheet The center of body extends to the outer ledge of sucker body, and liquor charging pipe joint is arranged on sucker body and connected with buffer pool, bears Pressure pipe joint is arranged on sucker body, and negative pressure pipe joint is located on sucker body and extends downward into the following table of sucker body Face, Quick Release pipe are connected on liquid pipe connection and negative pressure pipe joint.

In order to realize structure optimization, its further measure is：

Sucker body includes disk body and upper lid, and buffer pool is arranged on the center position of disk body, and buffer pool is by annular enclosing Bag, which is set, to be formed, and enclosing forms medicine storage tank, cleaning fluid or decoction to upwardly extend one section of ring bodies towards disk body upper surface in enclosing It is stored in medicine storage tank.

The upper surface of enclosing is zigzag, and zigzag is to set several sizes one along the circumferentially-spaced uniform distribution of enclosing The breach of cause and formed, the breach downwards it is recessed it is inside and outside penetrate, and the depth of breach is less than the height of enclosing.

Upper lid covering is fastened on disk body, and the gap between disk body and upper lid forms above-mentioned flow pass, on flow pass It is raised relative to several water conservancy diversion are provided with the outer fix of buffer pool positioned at the upper surface of disk body, so that on disk body upper surface Several shunt conduits convexed to form by water conservancy diversion are formed, the shunt conduit that water conservancy diversion convexes to form connects with buffer pool, upper to cover position Water conservancy diversion projection in disk body upper surface is completely covered, and lid, disk body and water conservancy diversion projection has been collectively constituted cleaning fluid or decoction stream The split channel gone out.

Disk body cross section is circle, and its longitudinal section is step-like, and the upper end of disk body is small end, and lower end is big end, positioned at disk The center position of body small end is provided with buffer pool, and liquor charging pipe joint is aligned and connected with the medicine storage tank of buffer pool.

Water conservancy diversion projection convexes to form several levels by-pass channel relative to buffer pool in uniform radial arrangement, several water conservancy diversion Road, water conservancy diversion projection include one-level shunt bar, two level shunt bar and three-level shunt bar, and one end of one-level shunt bar is close to buffer pool Set, the other end extends to the outward flange opening position of disk body；Two level shunts are provided between two sections of adjacent one-level shunt bars Bar, two level shunt bar are shorter in length than one-level shunt bar, make one end of two level shunt bar away from one-level shunt bar close to buffer pool One end, the other end extends to the outward flange opening position of disk body；Three-level is provided between one-level shunt bar and two level shunt bar Shunt bar, three-level shunt bar are shorter in length than two level shunts, make one end of three-level shunt bar away from the close buffering of two level shunt bar The one end in pond, the other end extend to the outward flange opening position of disk body.

Piezometer tube joint is located on the upper surface of disk body, and piezometer tube joint stretches out one section upward, for external sensing Device connecting tube connects, and sets pressure sensor in the equipment connection end of the distal end of sensor connection tube, piezometer tube joint center is opened There is pressure tap, pressure tap above-below direction runs through whole piezometer tube joint, and penetrates the bottom surface of disk body, to provide monitoring wound for equipment Face suction, the passage of cleaning pressure.

The center of upper lid is provided with the pipe sleeve that be connected with Quick Release pipe, pipe sleeve provided with liquor charging pipe joint and with negative pressure pipe joint and Piezometer tube joint connects, and provided with the pipeline that several are set along Quick Release length of tube direction in Quick Release pipe, one end of Quick Release pipe is quick Joint, the size of snap joint and the size fit of pipe sleeve, grafting clamping is coordinated by snap joint and pipe sleeve, to pass through pipe sleeve Quick Release pipe is set to be connected with negative pressure pipe joint, liquor charging pipe joint, piezometer tube joint, the other end of Quick Release pipe is liquid pushing tube, negative tube With the pipeline section of stretching out at sensor connection tube end.

Negative pressure pipe joint is located at the center position of disk body, and negative pressure pipe joint stretches out one section and is used to be connected with negative tube upward Connect, negative tube connector center is provided with the conduction hole that above-below direction runs through, and conduction hole penetrates the bottom surface of disk body, spiral is set in conduction hole Body, conveyor screw are rotatably provided on the inwall of conduction hole around the central shaft of conduction hole, and conveyor screw is strip towards the center of conduction hole Direction of principal axis is provided projectingly, and conduction hole is up-small and down-big bellmouth.

It is raised that the lower surface of disk body is provided with several water conservancy diversion.

The present invention sets water conservancy diversion projection on disk body and shunted using buffer pool uniformity of dosage is set on sucker body, with And the technical scheme for connecting sucker body with Quick Release pipe, increase patient's pain need to be wrapped up repeatedly by overcoming existing surface of a wound cleaning administration Hardship, administration is uneven, and sucker body and external pipeline dismantle the defects of inconvenient.

Beneficial effects of the present invention：

1) it will usually require to wrap up medical sponge and drainage tube using sealing film repeatedly and place under repair by the way of wrapping, give The surface of a wound is rinsed dressing and is changed to by the way of sucker, makes sucker note on the surface of a wound is attached must be more steady, and use what is be implanted into Mode can not remove sucker for a long time, need to only arrive when wound healing obtains much the same and once dismantle, alleviate patient Pain, provide diversified treatment for the refractory of patient, the wrapping sealing of the complexity surface of a wound and the facility that uses of patient Means.

2) using disk body to be arranged to the shape of stage body, in the centrally disposed buffer pool of disk body and flow pass, disk body it is upper Several shunt conduits being made up of water conservancy diversion projection connected with buffer pool are set on surface, by being stored in cleaning fluid in buffer pool Or decoction, cleaning fluid or decoction is uniformly flowed to the surface of a wound along shunt conduit.

3) using the centrally disposed buffer pool in disk body, buffer pool is connected with shunt conduit, due to cleaning fluid or decoction The medicine storage tank of buffer pool, which need to be full of, to be flowed out from buffer pool, ensure the uniform diffusion of cleaning fluid or decoction.

4) using the enclosing upper surface of buffer pool is arranged into zigzag, because cleaning fluid or decoction need to be full of buffer pool It medicine storage tank, could be flowed out from spaced breach, therefore even if when disk body injustice, can also make the equal of the whole surface of a wound Medicine is spared to, is further ensured that the uniformity of cleaning fluid diffusion.

5) using setting water conservancy diversion raised in the upper and lower surface of disk body, surface of a wound hydrops is taken out when negative tube takes out hydrops Or when cleaning fluid, hydrops or cleaning fluid will enter conduction hole so as to be extracted along shunt conduit so that be delivered to the surface of a wound The cleaning fluid of position surrounding is discharged to center convergence, to reach the purpose preferably cleaned and sterilized, such as relatively large residual It during tissue, will not also get lodged on the lower surface of disk body, on the other hand reduce pressure when applying negative-pressure sucking to the surface of a wound, reduce The injury when surface of a wound cleans, it is mixed inside the cleaning fluid or decoction after cleaning because water conservancy diversion convex sets turn into several levels shunt conduit When closing organized, so as to organize to be intercepted by water conservancy diversion is raised, it can preferably be layered and be guided out cleaning fluid, be inhaled when needing to extract During disk, sucker will not be also grown at one piece because long-time is bonded with the surface of a wound with the surface of a wound, cause to be not easy to remove.

6) conical hole is arranged to using by the conduction hole of negative pressure pipe joint, while is set on the inwall in the hole of cone The conveyor screw of bar shaped protrusion is put, when negative pressure pipe joint is connected with negative tube takes out surface of a wound hydrops or cleaning fluid, in case of larger During block tissue, bulk residual tissue will be rotating moulding and be extracted along conveyor screw, without getting lodged in conduction hole, while spiral Body increases contact surface, and tissue will not be also attached on the inwall of conduction hole, hydrops, cleaning fluid or tissue is smoothly taken out Go out.

7) using flushing pipe joint is set on disk body, run through whole by the flushing hole above-below direction that will be rinsed on pipe joint Pipe joint is rinsed, and penetrates the bottom surface of disk body, when flush pipe is connected conveying cleaning fluid with rinsing pipe joint, flushing liquor The surrounding of surface of a wound position can be uniformly delivered to along shunt conduit, all positions of the surface of a wound can be effectively ensured can be effectively equal Even contact cleaning fluid.

8) using Quick Release pipe is connected on the pipe sleeve of upper lid, sucker body is made to be set with being arranged on by the extension of Quick Release pipe Standby upper liquid pushing tube, negative tube connect with sensor connection tube end, one side Quick Release pipe by the liquid pushing tube being connected with sucker body, Negative tube and sensor connection tube end are integrated, without tearing open one by one when needing to dismantle them, only need to unclamp Pipe sleeve on Quick Release pipe and sucker body can separate them, and another aspect Quick Release pipe is due to using harder material system Make, thus facilitate sucker body when in use at liquid pushing tube, negative tube and sensor connection tube end pipeline positioning, be easy to grasp Make and install.

9) pressure tap is provided with using piezometer tube joint center, pressure tap above-below direction runs through whole piezometer tube joint, and wears The bottom surface of saturating disk body, is attached on the surface of a wound using by pressure tap, in piezometer tube joint external sensor connecting tube, is connected in sensor The equipment connection end of the distal end of pipe sets pressure sensor, provides pressure monitoring passage by pressure tap, enables pressure sensor Feeling of stress data are obtained so as to feed back to equipment, so that operator monitors by equipment the pressure of surface of a wound position in real time, are avoided Pressure is excessive and damages surface of a wound position or can not realize effective treatment because of negative pressure deficiency.

Brief description of the drawings

Fig. 1 is the structural front view of the present invention；

Fig. 2 is Fig. 1 longitudinal sectional view；

Fig. 3 is Fig. 1 top view；

Fig. 4 is Fig. 1 upward view；

Fig. 5 is the schematic diagram of Quick Release pipe of the present invention；

Fig. 6 is the sucker body and the schematic diagram of Quick Release pipe assembling of the present invention；

In figure, 1, sucker body, 11, disk body, 12, upper lid, 13, buffer pool, 14, medicine storage tank, 15, enclosing, 16, breach, 17th, pipe sleeve, 18, water conservancy diversion it is raised, 181, one-level shunt bar, 182, two level shunt bar, 183, three-level shunt bar, 2, liquid pushing tube connects Head, 21, liquor charging hole, 3, negative pressure pipe joint, 31, conduction hole, 32, conveyor screw, 4, piezometer tube joint, 41, pressure tap, 5, Quick Release Pipe, 51, snap joint.

Embodiment

The present invention is further elaborated below in conjunction with the accompanying drawings, wherein, direction of the invention is using Fig. 1 as standard.

Referring to figs. 1 to Fig. 6, the uniformity of dosage negative pressure sucker for being provided with buffer pool and Quick Release pipe of the invention, it includes sucker Body 1, liquor charging pipe joint 2, negative pressure pipe joint 3, piezometer tube joint 4 and Quick Release pipe 5, be provided with sucker body 1 be used to store and The buffer pool 13 of cleaning fluid or decoction, and the flow pass connected with buffer pool 13 are buffered, split channel is relative to sucker sheet The center of body 1 extends to the outer ledge of sucker body 1；Liquor charging pipe joint 2 is arranged on sucker body 1 and connected with buffer pool 13 It is logical, to convey cleaning fluid or decoction into buffer pool 13 by liquor charging pipe joint 2；Negative pressure pipe joint 3 is arranged on sucker body 1 On, negative pressure pipe joint 3 is located at the middle position of sucker body 1 and extended downward on the lower surface of sucker body 1, to upward Drainage cleaning waste liquid and surface of a wound hydrops；Piezometer tube joint 4 is located on sucker body 1, and pressure tap 41 is provided with piezometer tube joint 4, To provide the passage of monitoring surface of a wound suck purge pressure for equipment, to detect the suction of surface of a wound position when sucker body 1 works Pressure；Quick Release pipe 5 is connected on liquor charging pipe joint 2, negative pressure pipe joint 3 and piezometer tube joint 4.In actual application, inhale Disk body 1 is attached to the surface of a wound for note, can cut sucker body 1 according to the actual conditions of the surface of a wound and is adapted to surface of a wound size, By connecting Quick Release pipe 5 on liquor charging pipe joint 2, negative pressure pipe joint 3 and piezometer tube joint 4, sucker body 1 and liquor charging are realized The quick connection of pipe, negative tube and sensor connection tube section.

By on liquor charging pipe joint 2 and negative pressure pipe joint 3, using liquid pushing tube towards conveying cleaning fluid in sucker body 1 or Decoction, cleaning fluid or decoction is diffused to the whole surface of a wound, then aspirated by negative tube, make the cleaning fluid on the surface of a wound or decoction court Collect among sucker body 1, final cleaning fluid or decoction are extracted by the drainage of negative pressure pipe joint 3 and negative tube.

Sucker body 1 includes disk body 11 and upper lid 12, and the gap between disk body 11 and upper lid 12 forms flow pass, disk body 11 are made using flexible material, and the entirety of disk body 11 can be the circular or ellipse even shape such as polygon, to adapt to the surface of a wound Shape size, the cross section of disk body 11 are circle, and its longitudinal section is step-like, and the upper end of disk body 11 is small end, and lower end is held to be big, position Buffer pool 13 is provided with the center position of the small end of disk body 11, is provided with and counts positioned at the outside of buffer pool 13 on the upper surface of disk body 11 Bar water conservancy diversion projection 18, water conservancy diversion projection 18 are in uniform radial distribution relative to the center of disk body 11, and water conservancy diversion projection 18 includes One-level shunt bar 181, two level shunt bar 182 and three-level shunt bar 183, one end of one-level shunt bar 181 are set close to buffer pool 13 Put, the other end extends to the outward flange opening position of disk body 11；Two fractions are provided between two sections of adjacent one-level shunt bars 181 Bar 182 is flowed, two level shunt bar 182 is shorter in length than one-level shunt bar 181, makes one end of two level shunt bar 182 away from a fraction Bar 181 is flowed close to one end of buffer pool 13, and the other end extends to the outward flange opening position of disk body 11；In the He of one-level shunt bar 181 Three-level shunt bar 183 is provided between two level shunt bar 182, three-level shunt bar 183 is shorter in length than two level shunts, makes three fractions Away from two level shunt bar 182 close to one end of buffer pool 13, the other end extends to the outward flange position of disk body 11 for one end of stream bar 183 Place is put, by that analogy, several levels shunt conduit can be set, so far, several shunt conduits are formd between water conservancy diversion projection 18, more Even shunting cleaning fluid or decoction；Several equally distributed water conservancy diversion projections 18 also equally are provided with the lower surface of disk body 11, are led Raised 18 distribution of stream is consistent with the upper surface of disk body 11, the effective diffusion for guiding flushing liquor and cleaning fluid or decoction, Also it is beneficial to the entrance of air, disk body 11 clings the surface of a wound when suction to prevent negative tube, triggers bigger injury, or ought need It is not easy to take when extracing sucker；Buffer pool 13 is set and formed by annular enclosing 15 bag, enclosing 15 be towards the upper table of disk body 11 towards One section of ring bodies of upper extension, it can be it is circular can also be other shapes, medicine storage tank 14, cleaning are formed in enclosing 15 Liquid or liquid medicine storage are in medicine storage tank 14, and the upper surface of enclosing 15 is zigzag, and zigzag is used along the circumferentially-spaced of enclosing 15 Uniformly distribution sets several breach 16 of the same size and formed, the breach 16 recessed inside and outside insertion downwards, and breach 16 Depth is less than the height of enclosing 15, when the liquid level of cleaning fluid or decoction exceedes the bottom position of breach 16 in medicine storage tank 14 When, cleaning fluid or decoction will overflow from breach 16 and flow on disk body 11, shunt and be flow on the surface of a wound through shunt conduit.

Negative pressure pipe joint 3 is located on the upper surface of disk body 11, and negative pressure pipe joint 3 stretches out one section upward, is used for and negative tube It is connected, the center of negative pressure pipe joint 3 is provided with conduction hole 31, and the above-below direction of conduction hole 31 runs through whole negative pressure pipe joint 3, and wears The bottom surface of saturating disk body 11, conduction hole 31 is used to extract cleaning fluid and hydrops, in order that negative tube is taking out surface of a wound cleaning fluid and hydrops When suction it is bigger, conduction hole 31 is arranged to up-small and down-big bellmouth, and in order to avoid larger residual present on the surface of a wound Tissue blocks conduction hole 31, is easy to the moulding of residual tissue and extracts out, sets conveyor screw 32 in the conduction hole 31, conveyor screw 32 around The central shaft of conduction hole 31 is rotatably provided on the inwall of conduction hole 31, and conveyor screw 32 is strip towards the central shaft side of conduction hole 31 To being provided projectingly.

Piezometer tube joint 4 is located on the upper surface of disk body 11, and piezometer tube joint 4 stretches out one section upward, for it is external Sensor connection tube end connects, and the center of piezometer tube joint 4 is provided with pressure tap 41, and the above-below direction of pressure tap 41 runs through whole pressure-measuring pipe Joint 4, and the bottom surface of disk body 11 is penetrated, pressure tap 41 is used for the passage that monitoring surface of a wound suck purge pressure is provided for equipment, will When pressure tap 41 is attached on the surface of a wound, the pressure sensor in sensor connection tube distal end detects the surface of a wound by pressure tap 41 Swabbing pressure, feedback data is to equipment, in order to which operator adjusts suck purge pressure according to data in real time, so that control is inhaled Cleaning pressure when disk body 1 works, mitigate the pain of patient.

The upper covering of lid 12 is fastened on disk body 11, and upper lid 12 just can be raised by the water conservancy diversion positioned at the upper surface of disk body 11 18 are completely covered, so as to which upper lid 12, disk body 11 and water conservancy diversion projection 18 have collectively constituted cleaning fluid or the split channel of decoction outflow, Upper lid 12 is made using flexible material, and its material is consistent with the material of disk body 11, and it can be composite isolated film, the chi of upper lid 12 Very little consistent with the size of disk body 11, the center of upper lid 12 is provided with pipe sleeve 17, and pipe sleeve 17 can be socketed in negative pressure pipe joint 3 and pressure-measuring pipe On joint 4, by pipe sleeve 17 negative tube joint 3 can be made to be connected with negative tube, piezometer tube joint 4 connects with sensor connection tube end Connect, pipe sleeve 17 is provided with liquor charging pipe joint 2, and the center of liquor charging pipe joint 2 is provided with the liquor charging hole 21 run through up and down, when upper lid 12 covers Covering when on disk body 11, liquid pipe connection 22 is located just at the opening position of the medicine storage tank 14 of buffer pool 13 and connected with medicine storage tank 14, By making cleaning fluid or decoction be spread on sucker body 1 towards cleaning fluid or decoction is injected in liquor charging hole 24, and by cleaning fluid Or decoction is delivered on the surface of a wound.

Quick Release pipe 5 is the clava of bar shaped, and it is made using harder material, and Quick Release pipe 5 is by liquid pushing tube, negative tube and biography Pipeline needed for sensor connection pipe end becomes one, i.e., includes several pipes set along the length direction of Quick Release pipe 5 in Quick Release pipe 5 Road, one end of Quick Release pipe 5 is snap joint 51, the size of snap joint 51 and the size fit of the pipe sleeve 17 of upper lid 11, is passed through Pipe sleeve 17 on snap joint 51 and upper lid 11 coordinates grafting and clamping, to make Quick Release pipe 5 and negative pressure pipe joint 3 by pipe sleeve 17 Connected with liquor charging pipe joint 22, the other end of Quick Release pipe 5 stretches out for the pipeline of liquid pushing tube, negative tube and sensor connection tube end Section, this end are connected with liquid pushing tube, negative tube and the sensor connection tube end in equipment.

The better embodiment of the present invention is the foregoing is only, the invention is not limited in above-mentioned embodiment, is implementing During there may be local small structural modification, if not departing from the essence of the present invention to the various changes or modifications of the present invention God and scope, and belong within the scope of the claim and equivalent technologies of the present invention, then the present invention is also intended to comprising these changes And modification.

Claims

1. a kind of uniformity of dosage negative pressure sucker provided with buffer pool and Quick Release pipe, it includes sucker body (1), it is characterised in that It also includes liquor charging pipe joint (2), negative pressure pipe joint (3) and Quick Release pipe (5), and sucker body (1) includes disk body (11), upper lid (12), for storing and buffering the buffer pool (13) of cleaning fluid or decoction, and the flow pass connected with buffer pool (13), stream Go out the outer ledge that passage extends to sucker body (1) relative to the center of sucker body (1), buffer pool (13) is arranged on disk body (11) center position, buffer pool (13) are set by annular enclosing (15) bag and formed, and enclosing (15) is towards disk body (11) upper surface One section of ring bodies is upwardly extended, forms medicine storage tank (14) in enclosing (15), cleaning fluid or liquid medicine storage are in medicine storage tank (14)； Liquor charging pipe joint (2) is arranged on sucker body (1) and connected with buffer pool, and negative pressure pipe joint (3) is arranged on sucker body (1) On, negative pressure pipe joint (3) is located on sucker body (1) and extends downward into the lower surface of sucker body (1), and Quick Release pipe (5) is even It is connected on liquor charging pipe joint (2) and negative pressure pipe joint (3).

2. the uniformity of dosage negative pressure sucker according to claim 1 provided with buffer pool and Quick Release pipe, it is characterised in that enclosing (15) Upper surface be zigzag, zigzag is to set several breach of the same size along the circumferentially-spaced uniform distribution of enclosing (15) (16) formed, the breach (16) recessed inside and outside insertion, and the depth of breach (16) is less than the height of enclosing (15) downwards.

3. the uniformity of dosage negative pressure sucker according to claim 1 provided with buffer pool and Quick Release pipe, it is characterised in that upper lid (12) Covering is fastened on disk body (11), and disk body (11) and the upper gap covered between (12) form above-mentioned flow pass, on flow pass It is raised (18) relative to several water conservancy diversion are provided with the outer fix of buffer pool (13) positioned at the upper surface of disk body (11), so that disk Several shunt conduits that formation on body (11) upper surface is formed by water conservancy diversion raised (18), the by-pass channel that water conservancy diversion projection (18) is formed Road connects with buffer pool (13), and upper lid (12) will be completely covered positioned at the water conservancy diversion of disk body (11) upper surface raised (18), make lid (12), disk body (11) and water conservancy diversion raised (18) have collectively constituted cleaning fluid or the split channel of decoction outflow.

4. the uniformity of dosage negative pressure sucker according to claim 1 provided with buffer pool and Quick Release pipe, it is characterised in that disk body (11) Cross section is circle, and its longitudinal section is step-like, and the upper end of disk body (11) is small end, and lower end is big end, small positioned at disk body (11) The center position at end is provided with buffer pool (13), and liquor charging pipe joint (2) is aligned and connected with the medicine storage tank (14) of buffer pool (13).

5. the uniformity of dosage negative pressure sucker according to claim 3 provided with buffer pool and Quick Release pipe, it is characterised in that water conservancy diversion is raised (6) several levels shunt conduit, water conservancy diversion are formed in uniform radial arrangement, several water conservancy diversion projection (18) relative to buffer pool (13) Raised (18) include one-level shunt bar (181), two level shunt bar (182) and three-level shunt bar (183), one-level shunt bar (181) one end is set close to buffer pool (13), and the other end extends to the outward flange opening position of disk body (11)；At adjacent two sections Two level shunt bar (182) is provided between one-level shunt bar (181), two level shunt bar (182) is shorter in length than one-level shunt bar (181) one end of two level shunt bar (182), is made to prolong away from one-level shunt bar (181) close to one end of buffer pool (13), the other end Extend the outward flange opening position of disk body (11)；Three fractions are provided between one-level shunt bar (181) and two level shunt bar (182) Bar (183) is flowed, three-level shunt bar (183) is shorter in length than two level shunts, makes one end of three-level shunt bar (183) away from two fractions Flow bar (182) and extend to the outward flange opening position of disk body (11) close to one end of buffer pool (13), the other end.

6. the uniformity of dosage negative pressure sucker according to claim 1 provided with buffer pool and Quick Release pipe, it is characterised in that pressure-measuring pipe connects Head (4) is located on the upper surface of disk body (11), and piezometer tube joint (4) stretches out one section upward, for being connected with external sensor Pipe connects, and sets pressure sensor in the equipment connection end of the distal end of sensor connection tube, piezometer tube joint (4) center is provided with survey Press hole (41), pressure tap (41) above-below direction runs through whole piezometer tube joint (4), and penetrates the bottom surface of disk body (11), thinks and sets The standby passage that monitoring surface of a wound suck purge pressure is provided.

7. the uniformity of dosage negative pressure sucker according to claim 6 provided with buffer pool and Quick Release pipe, it is characterised in that upper lid (12) Center be provided with the pipe sleeve (17) that be connected with Quick Release pipe (5), pipe sleeve (17) provided with liquor charging pipe joint (2) and with negative pressure pipe joint (3) connected with piezometer tube joint (4), provided with the pipeline that several are set along Quick Release pipe (5) length direction, Quick Release in Quick Release pipe (5) One end of pipe (5) is snap joint (51), the size of snap joint (51) and the size fit of pipe sleeve (17), passes through snap joint (51) grafting clamping is coordinated with pipe sleeve (17), to make Quick Release pipe (5) be connect with negative pressure pipe joint (3), liquid pushing tube by pipe sleeve (17) Head (2), piezometer tube joint (4) connection, the other end of Quick Release pipe (5) are the pipe of liquid pushing tube, negative tube and sensor connection tube end Road section of stretching out.

8. the uniformity of dosage negative pressure sucker according to claim 1 provided with buffer pool and Quick Release pipe, it is characterised in that negative tube connects Head (3) is located at the center position of disk body (11), and negative pressure pipe joint (3) stretches out one section and be used to be connected with negative tube, bears upward Pressure pipe joint (3) center is provided with the conduction hole (31) that above-below direction runs through, and conduction hole (31) penetrates the bottom surface of disk body (11), drainage Conveyor screw (32) is set in hole (31), conveyor screw (32) is rotatably provided in the inwall of conduction hole (31) around the central shaft of conduction hole (31) On, conveyor screw (32) is provided projectingly for the central axis direction of strip towards conduction hole (31), and conduction hole (31) is up-small and down-big cone Shape hole.

9. the uniformity of dosage negative pressure sucker according to claim 1 provided with buffer pool and Quick Release pipe, it is characterised in that disk body (11) To be provided with several water conservancy diversion raised (18) for lower surface.