CN110215561A - Disposable precision filter infusion set band needle - Google Patents

Disposable precision filter infusion set band needle Download PDF

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Publication number
CN110215561A
CN110215561A CN201910633264.3A CN201910633264A CN110215561A CN 110215561 A CN110215561 A CN 110215561A CN 201910633264 A CN201910633264 A CN 201910633264A CN 110215561 A CN110215561 A CN 110215561A
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CN
China
Prior art keywords
fixedly installed
wall
medical fluid
infusion set
precision filter
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.)
Pending
Application number
CN201910633264.3A
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Chinese (zh)
Inventor
付龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Zhengbang Medical Technology Co Ltd
Original Assignee
Shanghai Zhengbang Medical Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Zhengbang Medical Technology Co Ltd filed Critical Shanghai Zhengbang Medical Technology Co Ltd
Priority to CN201910633264.3A priority Critical patent/CN110215561A/en
Publication of CN110215561A publication Critical patent/CN110215561A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1407Infusion of two or more substances
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1411Drip chambers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/165Filtering accessories, e.g. blood filters, filters for infusion liquids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/36Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/165Filtering accessories, e.g. blood filters, filters for infusion liquids
    • A61M2005/1657Filter with membrane, e.g. membrane, flat sheet type infusion filter
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/75General characteristics of the apparatus with filters
    • A61M2205/7545General characteristics of the apparatus with filters for solid matter, e.g. microaggregates

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention belongs to infusion apparatus fields, especially a kind of disposable precision filter infusion set band needle, for on existing infusion apparatus without corresponding mixing arrangement, so it is uneven to be easy to cause the medical fluid of addition to mix, the problem of particulate matter in medical fluid can not filter simultaneously, now propose following scheme, it includes fixing seat, fixing seat is equipped with installation chamber, and it is fixedly installed with the first perfusion tube and the second perfusion tube respectively in the top inner wall and bottom interior wall of installation chamber, the present invention is by pushing to medical fluid in connecting cavity room, the blade can be impacted, it can be thus achieved to push to medical fluid in installing pipe and be mixed with the medical fluid in installing pipe, the particulate matter in medical fluid can be filtered using medicine film later, it can be entered in patient body to avoid particulate matter with this, so will not be damaged to patient body, And in dosing, it may be implemented adequately to be stirred with the medical fluid in infusion bottle.

Description

Disposable precision filter infusion set band needle
Technical field
The present invention relates to infusion apparatus technical field more particularly to a kind of disposable precision filter infusion set band needles.
Background technique
Venous transfusion is the important means of routine clinical treatment, and infusion needs to use infusion apparatus;Infusion apparatus is a kind of master It is used for venous transfusion, disposable medical consumptive material through aseptic processing;The working principle of infusion apparatus is bottle under the effect of gravity The interior thinner infusion tube of liquid runs down flows into Murphy's dropper, when Murphy's dropper water column pressure is greater than vein pressure, in bottle Liquid runs down hose flow into vein.
Now when being infused patient, during often appearing in infusion, the step of carrying out dosing is needed, but Existing dosing method generally also pushes to medical fluid in drop bottle just with syringe, without corresponding mixing arrangement, so It is easy to cause the medical fluid of addition to mix uneven, simultaneously because different infusion apparatuses is not quite similar in function and structure, causes defeated It is different with the filter effect of bubble to the particulate matter (most of diameters are at 15 μm or less) in medical fluid during liquid;These are not If dissolubility particle and bubble will lead to patient into human body and infusion reaction, the reaction of pyrogen sample, phlebitis, Granuloma in lung etc. occur Clinical symptoms, deal with improperly or even can threaten patient vitals, so it is proposed that disposable precision filter infusion set band needle, For solving the problems, such as above-mentioned propose.
Summary of the invention
Based on background technique, there are no corresponding mixing arrangements, so it is uneven to be easy to cause the medical fluid of addition to mix, together When medical fluid in particulate matter the technical issues of can not filtering, the invention proposes disposable precision filter infusion set bands Needle.
Disposable precision filter infusion set band needle proposed by the present invention, including fixing seat, fixing seat are equipped with installation Chamber, and it is fixedly installed with the first perfusion tube and the second perfusion tube respectively in the top inner wall and bottom interior wall of installation chamber, the One end that one perfusion tube and the second perfusion tube are located remotely from each other extends respectively to be fixedly mounted above and below fixing seat and respectively There are bottle cork needle and syringe needle, and the second perfusion tube is equipped with current limiter, first perfusion tube and the second perfusion tube mutually lean on Close one end is fixedly installed with mounting plate, and is sealedly and fixedly connected on two mounting plates and has the same installing pipe, and described first Perfusion tube and the second perfusion tube are connected with installing pipe, and medicine film, the top of the fixing seat are fixedly installed in the installing pipe Portion side is fixedly installed with chemical feed pipe, and the bottom end of the chemical feed pipe is run through the mounting plate being located above and extended in installing pipe, Sealing is fixedly installed with L-type pipe in the chemical feed pipe.
Preferably, two mounting plate sides close to each other are fixedly installed with mounting ring, and two mounting rings with peace The inner wall of tubulature is sealedly and fixedly connected, and using mounting ring, installing pipe may be implemented is sealed with mounting plate to be fixedly connected.
Preferably, it is fixedly installed with fixed link in the installation cavity room, and is rotatably connected to connecting tube in fixed link, it is described Attachment base is rotatably connected at the top of connecting tube, the attachment base is equipped with connection chamber, and the top of the connecting tube extends to In connecting cavity room, connecting hole is offered in the two sides top inner wall of the connecting tube, and two connecting holes are respectively positioned on connecting cavity Interior, the bottom end of the connecting tube is symmetrically fixedly mounted there are two agitating shaft, and the bottom end of L-type pipe extends in connecting cavity room, It is flowed convenient for the medical fluid of addition, realization flows into medical fluid in installing pipe.
Preferably, the top of the connecting tube is fixedly installed with fixed plate, is equidistantly fixedly installed in the fixed plate Multiple blades, the bottom of the connecting tube are fixedly installed with rotation seat, and the rotation seat is equipped with flow chamber, and two stirrings Axis is respectively and fixedly installed to the two sides of the bottom of rotation seat, and the top of agitating shaft offers flowing groove, the bottom of the flow chamber Through-hole is offered on the inner wall of two sides, and flowing groove is connected with through-hole, equidistantly offer on the two sides inner wall of flowing groove Multiple recirculation holes can push blade to be rotated using the impact force of medical fluid, and agitating shaft may further be driven to carry out annular Displacement.
Preferably, sealing is fixedly installed with sealing plate on the inner wall of the chemical feed pipe, and seals and slide on the inner wall of chemical feed pipe It is dynamic to be connected with slip ring, bellmouth is offered on the sealing plate, palette has sphere, the slip ring in the bellmouth It is fixedly connected with sphere, the effect being sealed to chemical feed pipe may be implemented using sphere.
Preferably, mounting rod is fixedly installed on the inner wall of the slip ring, the side of the mounting rod is fixedly installed with Push rod, one end of the push rod extend in bellmouth and are fixedly connected with sphere, and ball may be implemented using mounting rod and push rod Body is fixedly connected with slip ring.
Preferably, it is fixedly installed with gag lever post on the inner wall of the bellmouth, and offers limit hole on gag lever post, push rod It is slidably connected through limit hole and with the inner wall of limit hole, sphere can be slided and limited using gag lever post.
Preferably, limit spring is arranged on the push rod, the limit spring is between gag lever post and mounting rod, institute The both ends for stating limit spring are fixedly connected with mounting rod with gag lever post respectively, using limit spring, may be implemented to carry out sphere Elastic spacing may be implemented in a normal state with this, and the inner wall of sphere and bellmouth is palette.
The beneficial effects of the present invention are:
When needing dosing, first in syringe insertion chemical feed pipe, and slip ring is pushed to be moved, slip ring into When row is mobile, sphere can be driven to be moved by push rod, when sphere is moved, chemical feed pipe can be in open shape State;
At this moment syringe can be pushed, the medical fluid to be added is pushed in chemical feed pipe, at this moment medical fluid will carry out blade Impact, can drive connecting tube to be rotated with this, and when connecting tube is rotated, two stirrings can be driven by rotation seat Axis carries out annular movement, while can pass through connecting tube, flow chamber, flowing groove and flow orifice stream into the indoor medical fluid of connecting cavity Enter in installing pipe, mixed with the medical fluid in infusion bottle, since agitating shaft is in annular movement, mixed medical fluid passes through later Medicine film is filtered, and the particulate matter in medical fluid can be filtered, so will be when medical fluid enters in installing pipe, just It can be mixed with the medical fluid in infusion bottle, it is uniform to flow into the intravascular of patient.
The present invention is by pushing to medical fluid in connecting cavity room, and the blade can be impacted, it can realization pushes medical fluid Be mixed in installing pipe with the medical fluid in installing pipe, later using medicine film can to the particulate matter in medical fluid into Row filtering can be entered to avoid particulate matter in patient body, so will not damage to patient body, and in dosing with this When, it may be implemented adequately to be stirred with the medical fluid in infusion bottle.
Detailed description of the invention
Fig. 1 is disposable precision filter infusion set structural front view with a needle proposed by the present invention;
Fig. 2 is disposable precision filter infusion set connecting base structure main view with a needle proposed by the present invention;
Fig. 3 is disposable precision filter infusion set connecting base structure top view with a needle proposed by the present invention;
Fig. 4 is disposable precision filter infusion set rotation seat structural front view with a needle proposed by the present invention;
Fig. 5 is disposable precision filter infusion set sealing plate structure main view with a needle proposed by the present invention;
Fig. 6 is disposable precision filter infusion set A schematic enlarged-scale view with a needle proposed by the present invention.
In figure: 1 fixing seat, 2 first perfusion tubes, 3 bottle cork needles, 4 second perfusion tubes, 5 current limiters, 6 syringe needles, 7 dosings Pipe, 8 mounting plates, 9 installing pipes, 10 mounting rings, 11 L-type pipes, 12 attachment bases, 13 connection chambers, 14 fixed plates, 15 connecting tubes, 16 Blade, 17 rotation seats, 18 flow chambers, 19 agitating shafts, 20 slip rings, 21 mounting rods, 22 sealing plates, 23 bellmouths, 24 spheres, 25 push rods, 26 limit springs.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one
With reference to Fig. 1-6, disposable precision filter infusion set band needle, including fixing seat 1, fixing seat are proposed in the present embodiment 1 is equipped with installation chamber, and installs and be fixedly installed with the first perfusion tube 2 and the respectively in the top inner wall and bottom interior wall of chamber One end that two perfusion tubes 4, the first perfusion tube 2 and the second perfusion tube 4 are located remotely from each other extends respectively to above and below fixing seat 1 And it is fixedly installed with bottle cork needle 3 and syringe needle 6 respectively, and the second perfusion tube 4 is equipped with current limiter 5, the first perfusion tube 2 and the Two perfusion tubes 4 one end close to each other is fixedly installed with mounting plate 8, and be sealedly and fixedly connected on two mounting plates 8 have it is same A installing pipe 9, the first perfusion tube 2 and the second perfusion tube 4 are connected with installing pipe 9, are fixedly installed with medicine film in installing pipe 9, The top side of fixing seat 1 is fixedly installed with chemical feed pipe 7, and the bottom end of chemical feed pipe 7 is run through the mounting plate 8 being located above and extended to In installing pipe 9, sealing is fixedly installed with L-type pipe 11 in chemical feed pipe 7.
In the present embodiment, two mounting plates 8 side close to each other is fixedly installed with mounting ring 10, and two mounting rings 10 inner wall with installing pipe 9 is sealedly and fixedly connected.
In the present embodiment, it is fixedly installed with fixed link in installation cavity room, and is rotatably connected to connecting tube 15 in fixed link, even The top of adapter tube 15 is rotatably connected to attachment base 12, and attachment base 12 is equipped with connection chamber 13, and the top of connecting tube 15 extends to It connects in chamber 13, connecting hole is offered in the two sides top inner wall of connecting tube 15, and two connecting holes are respectively positioned on connecting cavity In room 13, the bottom end of connecting tube 15 is symmetrically fixedly mounted there are two agitating shaft 19, and the bottom end of L-type pipe 11 extends to connection chamber In 13.
In the present embodiment, the top of connecting tube 15 is fixedly installed with fixed plate 14, is equidistantly fixedly mounted in fixed plate 14 There are multiple blades 16, the bottom of connecting tube 15 is fixedly installed with rotation seat 17, and rotation seat 17 is equipped with flow chamber 18, and two Agitating shaft 19 is respectively and fixedly installed to the two sides of the bottom of rotation seat 17, and the top of agitating shaft 19 offers flowing groove, flow chamber Through-hole is offered on 18 two sides of the bottom inner wall, and flowing groove is connected with through-hole, on the two sides inner wall of flowing groove between equalization Away from offering multiple recirculation holes.
In the present embodiment, sealing is fixedly installed with sealing plate 22 on the inner wall of chemical feed pipe 7, and close on the inner wall of chemical feed pipe 7 Envelope slidably connects slip ring 20, and bellmouth 23 is offered on sealing plate 22, and palette has sphere 24 in bellmouth 23, sliding Ring 20 is fixedly connected with sphere 24.
In the present embodiment, mounting rod 21 is fixedly installed on the inner wall of slip ring 20, the side of mounting rod 21 is fixedly mounted There is push rod 25, one end of push rod 25 extends in bellmouth 23 and is fixedly connected with sphere 24.
In the present embodiment, it is fixedly installed with gag lever post on the inner wall of bellmouth 23, and offer limit hole on gag lever post, pushes away Bar 25 is slidably connected through limit hole and with the inner wall of limit hole.
In the present embodiment, be arranged with limit spring 26 on push rod 25, limit spring 26 be located at gag lever post and mounting rod 21 it Between, the both ends of limit spring 26 are fixedly connected with mounting rod 21 with gag lever post respectively.
Embodiment two
With reference to Fig. 1-6, disposable precision filter infusion set band needle, including fixing seat 1, fixing seat are proposed in the present embodiment 1 is equipped with installation chamber, and it is defeated to be bonded with the first perfusion tube 2 and second respectively in the top inner wall and bottom interior wall of installation chamber One end that liquid pipe 4, the first perfusion tube 2 and the second perfusion tube 4 are located remotely from each other extends respectively to above and below fixing seat 1 and divides It is not fixedly installed with bottle cork needle 3 and syringe needle 6, and the second perfusion tube 4 is equipped with current limiter 5, the first perfusion tube 2 and second is defeated The one end close to each other of liquid pipe 4 is bonded with mounting plate 8, and sealing is bonded with the same installing pipe 9 on two mounting plates 8, the One perfusion tube 2 and the second perfusion tube 4 are connected with installing pipe 9, and medicine film, the top side of fixing seat 1 are bonded in installing pipe 9 It is bonded with chemical feed pipe 7, the bottom end of chemical feed pipe 7 is run through the mounting plate 8 being located above and extended in installing pipe 9, close in chemical feed pipe 7 Soldering and sealing is connected to L-type pipe 11, when needing dosing, is inserted into chemical feed pipe 7 first with syringe, and slip ring 20 is pushed to carry out It is mobile, when slip ring 20 is moved, sphere 24 can be driven to be moved by push rod 25, be moved in sphere 24 When, it can be in the open state by chemical feed pipe 7, syringe at this moment can be pushed, the medical fluid to be added is pushed into chemical feed pipe 7 Interior, at this moment medical fluid will impact blade 16, connecting tube 15 can be driven to be rotated with this, at 15 turns of connecting tube When dynamic, two agitating shafts 19 can be driven to carry out annular movement by rotation seat 17, while entering the medical fluid in connection chamber 13 It can be flowed into installing pipe 9 by connecting tube 15, flow chamber 18, flowing groove and flow orifice, be mixed with the medical fluid in infusion bottle It closes, since agitating shaft 19 is in annular movement, mixed medical fluid is filtered by medicine film later, can will be insoluble in medical fluid Property particle is filtered, so will will mix stir with the medical fluid in infusion bottle when medical fluid enters in installing pipe 9 It mixes, uniform to flow into the intravascular of patient, the present invention rushes blade 16 by pushing to medical fluid in connection chamber 13 It hits, it can realization pushes to medical fluid in installing pipe 9 to be mixed with the medical fluid in installing pipe 9, utilizes medicine film later Particulate matter in medical fluid can be filtered, can be entered to avoid particulate matter in patient body, so will not with this It is damaged to patient body, and in dosing, may be implemented adequately to be stirred with the medical fluid in infusion bottle.
In the present embodiment, two mounting plates 8 side close to each other is bonded with mounting ring 10, and two mounting rings 10 are equal It is mutually be bonded with the sealing of the inner wall of installing pipe 9, using mounting ring 10, installing pipe 9 may be implemented and mounting plate 8 is sealed fixed company It connects.
In the present embodiment, it is bonded with fixed link in installation cavity room, and is rotatably connected to connecting tube 15, connecting tube in fixed link 15 top is rotatably connected to attachment base 12, and attachment base 12 is equipped with connection chamber 13, and the top of connecting tube 15 extends to connection In chamber 13, connecting hole is offered in the two sides top inner wall of connecting tube 15, and two connecting holes are respectively positioned on connection chamber 13 Interior, the bottom end of connecting tube 15 is symmetrically bonded there are two agitating shaft 19, and the bottom end of L-type pipe 11 extends in connection chamber 13, just It is flowed in the medical fluid of addition, realization flows into medical fluid in installing pipe 9.
In the present embodiment, the top of connecting tube 15 is bonded with fixed plate 14, is equidistantly welded with multiple leaves in fixed plate 14 Piece 16, the bottom of connecting tube 15 are bonded with rotation seat 17, and rotation seat 17 is equipped with flow chamber 18, and two agitating shafts 19 are distinguished The two sides of the bottom of rotation seat 17 are bonded in, the top of agitating shaft 19 offers flowing groove, the two sides of the bottom inner wall of flow chamber 18 On offer through-hole, and flowing groove is connected with through-hole, equidistantly offers multiple circulations on the two sides inner wall of flowing groove Hole can push blade 16 to be rotated, agitating shaft 19 may further be driven to carry out annular displacement using the impact force of medical fluid.
In the present embodiment, sealing is bonded with sealing plate 22 on the inner wall of chemical feed pipe 7, and seals and slide on the inner wall of chemical feed pipe 7 It is dynamic to be connected with slip ring 20, bellmouth 23 is offered on sealing plate 22, palette has sphere 24, slip ring 20 in bellmouth 23 It is welded with 24 phase of sphere, the effect being sealed to chemical feed pipe 7 may be implemented using sphere 24.
In the present embodiment, mounting rod 21 is welded on the inner wall of slip ring 20, the side of mounting rod 21 is welded with push rod 25, One end of push rod 25 extends in bellmouth 23 and is fixedly connected with sphere 24, and ball may be implemented using mounting rod 21 and push rod 25 Body 24 is fixedly connected with slip ring 20.
In the present embodiment, gag lever post is welded on the inner wall of bellmouth 23, and limit hole is offered on gag lever post, push rod 25 It is slidably connected through limit hole and with the inner wall of limit hole, sphere 24 can be slided and limited using gag lever post.
In the present embodiment, be arranged with limit spring 26 on push rod 25, limit spring 26 be located at gag lever post and mounting rod 21 it Between, the both ends of limit spring 26 are mutually welded with mounting rod 21 with gag lever post respectively, using limit spring 26, may be implemented to sphere 24 carry out elastic spacing, may be implemented in a normal state with this, and the inner wall of sphere 24 and bellmouth 23 is palette.
In the present embodiment, to patient carry out infusion treatment when, medical fluid can by infusion bottle followed by the first perfusion tube 2, Installing pipe 9, the second perfusion tube 4 and syringe needle 6 finally flow into the intravascular of patient, and can control medical fluid using current limiter 5 Flow velocity when during which needing dosing, is inserted into chemical feed pipe 7, and slip ring 20 is pushed to be moved, in cunning first with syringe When rotating ring 20 is moved, sphere 24 can be driven to be moved by push rod 25, when sphere 24 is moved, can will added Pencil 7 is in the open state, at this moment can push syringe, the medical fluid to be added is pushed in chemical feed pipe 7, at this moment medical fluid Chemical feed pipe 7 and L-type pipe 11 will be flowed through, and the bore of L-type pipe 11 is less than the bore of chemical feed pipe 7, so when medical fluid flows out, pressure By force will be bigger, at this moment medical fluid will impact blade 16, connecting tube 15 can be driven to be rotated with this, connected When pipe 15 is rotated, two agitating shafts 19 can be driven to carry out annular movement by rotation seat 17, while entering connection chamber Medical fluid in 13 can be flowed into installing pipe 9 by connecting tube 15, flow chamber 18, flowing groove and flow orifice, in infusion bottle Medical fluid is mixed, and since agitating shaft 19 is in annular movement, mixed medical fluid is filtered by medicine film later, can be by medicine Particulate matter in liquid is filtered, thus will when medical fluid enters in installing pipe 9, will with the medical fluid in infusion bottle into Row is mixed, uniform to flow into the intravascular of patient, can be filtered to the particulate matter in medical fluid using medicine film, with This can enter to avoid particulate matter in patient body, so will not damage to patient body, and in dosing, Ke Yishi Now adequately stirred with the medical fluid in infusion bottle.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (8)

1. disposable precision filter infusion set band needle, including fixing seat (1), fixing seat (1) is equipped with installation chamber, and pacifies The first perfusion tube (2) and the second perfusion tube (4) are fixedly installed in the top inner wall and bottom interior wall of room of behaveing affectedly respectively, first is defeated One end that liquid pipe (2) and the second perfusion tube (4) are located remotely from each other extends respectively to above and below fixing seat (1) and fixes respectively Bottle cork needle (3) and syringe needle (6) be installed, and the second perfusion tube (4) is equipped with current limiter (5), which is characterized in that described the One perfusion tube (2) and the second perfusion tube (4) one end close to each other are fixedly installed with mounting plate (8), and two mounting plates (8) On be sealedly and fixedly connected and have the same installing pipe (9), first perfusion tube (2) and the second perfusion tube (4) with installing pipe (9) It is connected, is fixedly installed with medicine film in the installing pipe (9), the top side of the fixing seat (1) is fixedly installed with chemical feed pipe (7), the bottom end of the chemical feed pipe (7) is run through the mounting plate (8) being located above and is extended in installing pipe (9), the chemical feed pipe (7) sealing is fixedly installed with L-type pipe (11) in.
2. disposable precision filter infusion set band needle according to claim 1, which is characterized in that two mounting plates (8) side close to each other is fixedly installed with mounting ring (10), and two mounting rings (10) are close with the inner wall of installing pipe (9) Envelope is fixedly connected.
3. disposable precision filter infusion set band needle according to claim 1, which is characterized in that the installation chamber It is inside fixedly installed with fixed link, and is rotatably connected to connecting tube (15) in fixed link, the top of the connecting tube (15), which rotates, to be connected It is connected to attachment base (12), the attachment base (12) is equipped with connection chamber (13), and the top of the connecting tube (15) extends to company It connects in chamber (13), connecting hole is offered in the two sides top inner wall of the connecting tube (15), and two connecting holes are respectively positioned on Connect in chamber (13), the bottom end of the connecting tube (15) is symmetrically fixedly mounted there are two agitating shaft (19), and L-type pipe (11) Bottom end extends in connection chamber (13).
4. disposable precision filter infusion set band needle according to claim 3, which is characterized in that the connecting tube (15) top is fixedly installed with fixed plate (14), is equidistantly fixedly installed with multiple blades (16) on the fixed plate (14), The bottom of the connecting tube (15) is fixedly installed with rotation seat (17), and the rotation seat (17) is equipped with flow chamber (18), and Two agitating shafts (19) are respectively and fixedly installed to the two sides of the bottom of rotation seat (17), and the top of agitating shaft (19) offers flowing Slot offers through-hole on the two sides of the bottom inner wall of the flow chamber (18), and flowing groove is connected with through-hole, flowing groove Multiple recirculation holes are equidistantly offered on the inner wall of two sides.
5. disposable precision filter infusion set band needle according to claim 1, which is characterized in that the chemical feed pipe (7) sealing is fixedly installed with sealing plate (22) on inner wall, and sealing slidably connects slip ring on the inner wall of chemical feed pipe (7) (20), it is offered bellmouth (23) on the sealing plate (22), the interior palette of the bellmouth (23) has sphere (24), described Slip ring (20) is fixedly connected with sphere (24).
6. disposable precision filter infusion set band needle according to claim 5, which is characterized in that the slip ring (20) it is fixedly installed on inner wall mounting rod (21), the side of the mounting rod (21) is fixedly installed with push rod (25), described One end of push rod (25) extends in bellmouth (23) and is fixedly connected with sphere (24).
7. disposable precision filter infusion set band needle according to claim 5, which is characterized in that the bellmouth (23) be fixedly installed with gag lever post on inner wall, and offer limit hole on gag lever post, push rod (25) through limit hole and with limit The inner wall in position hole is slidably connected.
8. disposable precision filter infusion set band needle according to claim 6, which is characterized in that the push rod (25) On be arranged with limit spring (26), the limit spring (26) is located between gag lever post and mounting rod (21), the limit spring (26) both ends are fixedly connected with mounting rod (21) with gag lever post respectively.
CN201910633264.3A 2019-07-15 2019-07-15 Disposable precision filter infusion set band needle Pending CN110215561A (en)

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Application Number Priority Date Filing Date Title
CN201910633264.3A CN110215561A (en) 2019-07-15 2019-07-15 Disposable precision filter infusion set band needle

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Application Number Priority Date Filing Date Title
CN201910633264.3A CN110215561A (en) 2019-07-15 2019-07-15 Disposable precision filter infusion set band needle

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Publication Number Publication Date
CN110215561A true CN110215561A (en) 2019-09-10

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CN201910633264.3A Pending CN110215561A (en) 2019-07-15 2019-07-15 Disposable precision filter infusion set band needle

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111939360A (en) * 2020-07-27 2020-11-17 曹双峰 Gynaecology's nursing sterilizer with control by temperature change
CN114904089A (en) * 2022-05-10 2022-08-16 鹰潭荣嘉集团医疗器械实业有限公司 TPE precision filtering transfusion system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111939360A (en) * 2020-07-27 2020-11-17 曹双峰 Gynaecology's nursing sterilizer with control by temperature change
CN114904089A (en) * 2022-05-10 2022-08-16 鹰潭荣嘉集团医疗器械实业有限公司 TPE precision filtering transfusion system
CN114904089B (en) * 2022-05-10 2023-04-14 鹰潭荣嘉集团医疗器械实业有限公司 TPE secondary filter transfusion system

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