CN209645433U - A kind of filtering type infusion bag - Google Patents

Abstract

The utility model discloses a kind of filtering type infusion bags, filtering type infusion bag includes bag body, conduit, chemicals dosing plant, filter device and perfusion tube, conduit is fixedly connected with bag body, and it is located at the lower section of bag body, perfusion tube is located remotely from the side of conduit, cabinet is fixedly connected with conduit and perfusion tube, and between conduit and perfusion tube, first filter membrane is fixedly connected with cabinet, and cabinet is divided into the first filter chamber and the second filter chamber, first filter chamber is located at the lower section of conduit, second filter chamber is located at the top of perfusion tube, fixed ring is fixedly connected with cabinet, and between conduit and the first filter chamber, arc section is fixedly connected with fixed ring, and it is located towards the side of conduit, second filter membrane is fixedly connected with fixed ring and arc section, and enclose fixed ring and arc section, to be filtered to the intracorporal liquid of bag, it prevents from being infused Particle enters human body, reduces malpractice.

Description

A kind of filtering type infusion bag

Technical field

The utility model relates to the field of medical instrument technology more particularly to a kind of filtering type infusion bags.

Background technique

Drug infusion treatment is a kind of most common therapeutic modality in clinical treatment, and the quality of medication infusion treatment is direct Affect the effect and cure time of the disease treatment of patient.In infusion process, drug is added to after bag body, sometimes can The factors such as concentration, pH value or drug interaction due to drug lead to occur non-metabolism granule foreign in bag body, however existing Some bag bodies do not have filter device, and the transfusion particle in infusion process is be easy to cause to enter human body, cause serious danger to patient Evil.

Utility model content

The purpose of this utility model is to provide a kind of filtering type infusion bags, it is intended to solve existing bag body and not filter dress It sets, the transfusion particle in infusion process is be easy to cause to enter human body, serious the problem of endangering is caused to patient.

To achieve the above object, the utility model provides a kind of filtering type infusion bag, and the filtering type infusion bag includes Bag body, conduit, chemicals dosing plant, filter device and perfusion tube, the conduit are fixedly connected with the bag body, and are connected to, and be located at The lower section of the bag body, the bag body have medicine feeding hole, and the medicine feeding hole is located remotely from the side of the conduit, the dosing dress Setting in the medicine feeding hole, the filter device is fixedly connected with the conduit, and is located remotely from the side of the bag body, institute It states perfusion tube to be fixedly connected with the filter device, and is located remotely from the side of the conduit；

The filter device includes cabinet, the first filter membrane, fixed ring, arc section and the second filter membrane, the cabinet with The conduit is fixedly connected with the perfusion tube, and between the conduit and the perfusion tube, first filter membrane with The cabinet is fixedly connected, and is located in the cabinet, and the cabinet is divided into the first filter chamber and the second filter chamber, described First filter chamber is located at the lower section of the conduit, and second filter chamber is located at the top of the perfusion tube, the fixed ring with The cabinet is fixedly connected, and between the conduit and first filter chamber, and the arc section and the fixed ring are solid Fixed connection, and it is located towards the side of the conduit, second filter membrane and the fixed ring and the arc section, which are fixed, to be connected It connects, and encloses the fixed ring and the arc section.

Wherein, the cross-sectional area of first filter chamber be it is trapezoidal, it is described it is trapezoidal have upper bottom edge and bottom, it is described on Bottom edge is located at the side of the conduit, and the bottom is located at the side of the perfusion tube, and the length of the upper bottom edge is greater than The length of the bottom.

Wherein, the filter device further includes third filter membrane, and the third filter membrane is fixedly connected with the perfusion tube, And it is located in second filter chamber.

Wherein, the fixed ring includes ring body and inclined plane part, and the ring body and the inclined plane part are integrally formed, the ring body Between the conduit and first filter chamber, the inclined plane part encloses the ring body, and is fixedly connected with the cabinet.

Wherein, the extending direction of the inclined plane part and the ring body longitudinal central axis line have angle, and the angle is 30- 60°。

Wherein, the chemicals dosing plant includes chemical feed pipe, annulus protrusion, sealing film, protective cover and cleaning assemblies, the dosing Pipe is fixedly connected with the bag body, and one end extends in the bag body, and the other end extends to outside the bag body, and the annulus is convex It rises and is fixedly connected with the chemical feed pipe, and be located in the bag body, the annulus protrusion has annular groove, and the annular groove is located at Close to the side of the dosing tube hub line, the sealing film is fixedly connected with the annulus protrusion, and is located at the annular groove It is interior, and the chemical feed pipe is sealed, the protective cover is threadedly coupled with the chemical feed pipe, and is located at outside the bag body, the cleaning The quantity of component is multiple, and is uniformly distributed in the chemical feed pipe, and is located at outside the bag body.

Wherein, the chemicals dosing plant further includes sealing-plug, and the sealing-plug is fixedly connected with the chemical feed pipe, and is located at institute It states outside bag body, and the sealing-plug has through-hole, the through-hole extending direction is overlapped with the chemical feed pipe longitudinal central axis line.

Wherein, the cleaning assemblies includes support rod, movable block and spring, the support rod, the movable block and described The quantity of spring is two, and two support rods are fixedly connected with the inner wall of the chemical feed pipe, and symmetrical along the through-hole Setting, two movable blocks are hinged with two support rods respectively, the spring and the dosing inside pipe wall and the shifting Motion block is fixedly connected, and between the dosing inside pipe wall and the movable block.

Wherein, the chemicals dosing plant further includes shaped block, and the shaped block and the chemical feed pipe and the bag body, which are fixed, to be connected It connects, and encloses the chemical feed pipe, and be located in the bag body.

Wherein, the filtering type infusion bag further includes lanyard, and the both ends of the lanyard are fixedly connected with the bag body, and position In the side far from the conduit.

The filtering type infusion bag of the utility model is fixedly connected by the conduit with the bag body, and is located at the bag The lower section of body, the perfusion tube are located remotely from the side of the conduit, and the cabinet is fixed with the conduit and the perfusion tube Connection, and between the conduit and the perfusion tube, first filter membrane is fixedly connected with the cabinet, and will be described Cabinet is divided into the first filter chamber and the second filter chamber, and first filter chamber is located at the lower section of the conduit, second filtering Chamber is located at the top of the perfusion tube, and the fixed ring is fixedly connected with the cabinet, and is located at the conduit and described first Between filter chamber, the arc section is fixedly connected with the fixed ring, and is located towards the side of the conduit, second mistake Filter membrane is fixedly connected with the fixed ring and the arc section, and encloses the fixed ring and the arc section, to described The intracorporal liquid of bag is filtered, and is prevented transfusion particle from entering human body, is reduced malpractice.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the utility model filtering type infusion bag；

Fig. 2 is the partial enlarged view A of Fig. 1；

Fig. 3 is the partial enlarged view B of Fig. 1；

In figure: 100- filtering type infusion bag, 1- bag body, 2- conduit, 3- chemicals dosing plant, 4- filter device, 5- perfusion tube, 6- Lanyard, 11- medicine feeding hole, 31- chemical feed pipe, 32- annulus protrusion, 33- sealing film, 34- protective cover, 35- cleaning assemblies, 36- sealing Plug, 37- shaped block, 41- cabinet, the first filter membrane of 42-, 43- fixed ring, 44- arc section, the second filter membrane of 45-, 46- third Filter membrane, 321- annular groove, 351- support rod, 352- movable block, 353- spring, 361- through-hole, the first filter chamber of 411-, 412- Second filter chamber, the upper bottom edge 4111-, the bottom 4112-, 431- ring body, 432- inclined plane part.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.In addition, the meaning of " plurality " is two or more in the description of the present invention, unless separately There is clearly specific restriction.

It please refers to Fig.1 to Fig.3, the utility model provides a kind of filtering type infusion bag 100, the filtering type infusion bag 100 Including bag body 1, conduit 2, chemicals dosing plant 3, filter device 4 and perfusion tube 5, the conduit 2 is fixedly connected with the bag body 1, and Connection, and it is located at the lower section of the bag body 1, the bag body 1 has medicine feeding hole 11, and the medicine feeding hole 11 is located remotely from the conduit 2 side, the chemicals dosing plant 3 are located in the medicine feeding hole 11, and the filter device 4 is fixedly connected with the conduit 2, and position In the side far from the bag body 1, the perfusion tube 5 is fixedly connected with the filter device 4, and is located remotely from the conduit 2 Side；

The filter device 4 includes cabinet 41, the first filter membrane 42, fixed ring 43, arc section 44 and the second filter membrane 45, The cabinet 41 is fixedly connected with the conduit 2 and the perfusion tube 5, and between the conduit 2 and the perfusion tube 5, First filter membrane 42 is fixedly connected with the cabinet 41, and is located in the cabinet 41, and it is that the cabinet 41, which is divided, One filter chamber 411 and the second filter chamber 412, first filter chamber 411 are located at the lower section of the conduit 2, second filtering Chamber 412 is located at the top of the perfusion tube 5, and the fixed ring 43 is fixedly connected with the cabinet 41, and is located at 2 He of conduit Between first filter chamber 411, the arc section 44 is fixedly connected with the fixed ring 43, and is located towards the conduit 2 Side, second filter membrane 45 is fixedly connected with the fixed ring 43 and the arc section 44, and encloses the fixed ring 43 and the arc section 44.

In the present embodiment, the medicine feeding hole 11 is located at the top of the bag body 1, and medical staff leads to the drug prepared The chemicals dosing plant 3 is crossed to be added in the bag body 1, drug, which is added, to carry out being sufficiently mixed reaction with the medical fluid in the bag body 1, It is provided with flow control valve on the perfusion tube 5, and is connected with puncture needle.It, will after medical staff disinfects patient skin Pin puncture is punctured in the blood vessel of patient, opens the flow control valve, the liquid in the bag body 1 is flowed out from the conduit 2, Processing, first mistake are filtered by first filter membrane 42 supported by the fixed ring 43 and the arc section 44 Filter membrane 42 is made of polypropylene for medical article nonwoven cloth material, and filter membrane diameter is 10-20um, can be to the drug liquid in the bag body 1 Precipitating filtration treatment is carried out, while the fixed ring 43 is fixedly connected with the cabinet 41, and is located at the conduit 2 and described the Between one filter chamber 411, the arc section 44 is fixedly connected with the fixed ring 43, and is located towards the side of the conduit 2, Such set-up mode can make the mobile precipitating in two sides of the intercepted transfusion particle to the fixed ring 43 far from the arc section 44, It will not the first filter membrane 42 described in accumulated plugging.Then pass through the filtered drug liquid of precipitating of first filter membrane 42, stream Enter in first filter chamber 411, then flowed to 45 direction of the second filter membrane, second filter membrane 45 is using medical poly- Propylene nonwoven cloth material is made, and filter membrane diameter is 11-19um, further can be filtered processing to medical fluid, enhance filter effect, The conduit 2 and the perfusion tube 5 can slow down the flowing velocity of pharmaceutical liquid, increase not on same longitudinal axis simultaneously Effect is filtered, while avoiding flow velocity too fast, adverse reaction occurs in patient, reduces the generation of malpractice.

The filtering type infusion bag 100 of the utility model is fixedly connected by the conduit 2 with the bag body 1, and is located at institute State the lower section of bag body 1, the perfusion tube 5 is located remotely from the side of the conduit 2, the cabinet 41 and the conduit 2 and described Perfusion tube 5 is fixedly connected, and between the conduit 2 and the perfusion tube 5, first filter membrane 42 and the cabinet 41 It is fixedly connected, and the cabinet 41 is divided for the first filter chamber 411 and the second filter chamber 412, first filter chamber 411 is located at The lower section of the conduit 2, second filter chamber 412 are located at the top of the perfusion tube 5, the fixed ring 43 and the cabinet 41 are fixedly connected, and between the conduit 2 and first filter chamber 411, the arc section 44 and the fixed ring 43 It is fixedly connected, and is located towards the side of the conduit 2, second filter membrane 45 and the fixed ring 43 and the arc section 44 are fixedly connected, and enclose the fixed ring 43 and the arc section 44, to be filtered to the liquid in the bag body 1, It prevents transfusion particle from entering human body, reduces malpractice.

Further, the cross-sectional area of first filter chamber 411 be it is trapezoidal, it is described it is trapezoidal have upper bottom edge 4111 and under Bottom edge 4112, the upper bottom edge 4111 are located at the side of the conduit 2, and the bottom 4112 is located at the one of the perfusion tube 5 Side, and the length of the upper bottom edge 4111 is greater than the length of the bottom 4112.In the present embodiment, first filtering The setting of 411 structure of chamber makes to filter from the filtered drug liquid of first filter membrane 42 by second filter membrane 45 When, the transfusion particle of interception, which can move, is deposited in first filter chamber 411 close to the bottom end of the cabinet 41, will not block institute The second filter membrane 45 is stated, subsequent filter effect is influenced.

Further, the filter device 4 further includes third filter membrane 46, the third filter membrane 46 and the perfusion tube 5 are fixedly connected, and are located in second filter chamber 412.In the present embodiment, the third filter membrane 46 is using medical poly- Propylene nonwoven cloth material is made, and filter membrane diameter is 12-18um, can further be filtered to drug liquid, enhances filter effect, subtracts Few transfusion particle enters patient's body.

Further, the fixed ring 43 includes ring body 431 and inclined plane part 432, the ring body 431 and the inclined plane part 432 are integrally formed, and between the conduit 2 and first filter chamber 411, the inclined plane part 432 encloses the ring body 431 The ring body 431, and be fixedly connected with the cabinet 41.In the present embodiment, the setting of the inclined plane part 432 makes by institute The transfusion particle stated under the first filter membrane 42 intercepts is moved to the inclined plane part 432 along the arc section 44, is deposited in described the The transfusion particle amount of gathering of first filter membrane 42 is reduced in the two sides of one filter membrane 42, enhances subsequent filter effect.

Further, the extending direction of the inclined plane part 432 and 431 longitudinal central axis line of ring body have angle, described Angle is 30-60 °.In the present embodiment, the angle can make the cabinet 41 to the fore-and-aft distance of 431 avris of ring body Become larger, keep the convergency space of transfusion particle more, reduce the quantity that transfusion particle is collected in first filter membrane 42, enhances Filter effect.

Further, the chemicals dosing plant 3 includes chemical feed pipe 31, annulus protrusion 32, sealing film 33, protective cover 34 and cleaning Component 35, the chemical feed pipe 31 are fixedly connected with the bag body 1, and one end extends in the bag body 1, and the other end extends to institute It states outside bag body 1, the annulus protrusion 32 is fixedly connected with the chemical feed pipe 31, and is located in the bag body 1, the annulus protrusion 32 have an annular groove 321, and the annular groove 321 is located at close to the side of 31 center line of chemical feed pipe, the sealing film 33 and The annulus protrusion 32 is fixedly connected, and is located in the annular groove 321, and seals the chemical feed pipe 31, the protective cover 34 It is threadedly coupled, and is located at outside the bag body 1 with the chemical feed pipe 31, the quantity of the cleaning assemblies 35 is multiple, and is uniformly divided It is distributed in the chemical feed pipe 31, and is located at outside the bag body 1.In the present embodiment, sealing film 33 avoids in the bag body 1 Drug liquid is flowed out out of described chemical feed pipe 31, and waste of resource pollutes, and the annulus protrusion 32 increases sealing film 33 and institute State the leakproofness between chemical feed pipe 31, the cleaning assemblies 35 carries out disinfection cleaning to Medicated needle of syringe, and the protective cover 34 prevents Ambient atmos or impurity enter in the bag body 1, pollute drug liquid.Concrete operations be before infusion or in infusion, can The protective cover 34 is opened, the cleaning assembly is passed through using Medicated needle of syringe and carries out disinfection processing, then penetrate the sealing film 33, Medical fluid will be added to be pushed into the bag body 1, safely cleaning prevents from polluting.

Further, the chemicals dosing plant 3 further includes sealing-plug 36, the sealing-plug 36 and the fixed company of the chemical feed pipe 31 It connects, and is located at outside the bag body 1, and the sealing-plug 36 has through-hole 361,361 extending direction of through-hole and the dosing 31 longitudinal central axis line of pipe is overlapped.In the present embodiment, the sealing-plug 36 increases leakproofness, prevents from opening in dosing described anti- When protecting cover 34, impurity enters in the chemical feed pipe 31, pollutes, and the through-hole 361 is conducive to Medicated needle of syringe piercing.

Further, the cleaning assemblies 35 includes support rod 351, movable block 352 and spring 353, the support rod 351, the quantity of the movable block 352 and the spring 353 is two, two support rods 351 and the chemical feed pipe 31 Inner wall be fixedly connected, and along the through-hole 361 be symmetrical arranged, two movable blocks 352 respectively with two support rods 351 is hinged, and the spring 353 is fixedly connected with 31 inner wall of chemical feed pipe and the movable block 352, and is located at the chemical feed pipe Between 31 inner walls and the movable block 352.In the present embodiment, the support rod 351 has supporting role, the movable block 352 one end and the support rod 351 are hinged, and the other end is contacted with the corresponding movable block 352, and the movable block 352 is Spirituous sponge is soaked, the protective cover 34 is opened, Medicated needle of syringe is penetrated by the through-hole 361, Medicated needle of syringe resists two The conflict point of a movable block 352, alcohol on the movable block 352 carry out disinfection processing to syringe needle, and the spring 353 is pressed It contracts, the gap between two movable blocks 352 increases, and Medicated needle of syringe continues to penetrate described close to the sealing film 33 movement Sealer 33 carries out dosing, safety non-pollution into the bag body 1.

Further, the chemicals dosing plant 3 further includes shaped block 37, the shaped block 37 and the chemical feed pipe 31 and described Bag body 1 is fixedly connected, and encloses the chemical feed pipe 31, and is located in the bag body 1.In the present embodiment, the shaped block 37, for fixing the chemical feed pipe 31, avoid shaking.

Further, the filtering type infusion bag 100 further includes lanyard 6, and the both ends of the lanyard 6 and the bag body 1 are solid Fixed connection, and it is located remotely from the side of the conduit 2.In this present embodiment, the lanyard 6 is to scrape the bag body 1 Aloft, there is fixed function, and flow to patient's body from top to bottom with conducive to drug liquid simultaneously.

Above disclosed is only a kind of preferred embodiment of the utility model, certainly cannot be practical to limit with this Novel interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to Equivalent variations made by the utility model claims, still falls within the scope of the utility model.

Claims (10)

1. a kind of filtering type infusion bag, which is characterized in that

Including bag body, conduit, chemicals dosing plant, filter device and perfusion tube, the conduit is fixedly connected with the bag body, and even It is logical, and it is located at the lower section of the bag body, the bag body has medicine feeding hole, and the medicine feeding hole is located remotely from the side of the conduit, The chemicals dosing plant is located in the medicine feeding hole, and the filter device is fixedly connected with the conduit, and is located remotely from the bag The side of body, the perfusion tube are fixedly connected with the filter device, and are located remotely from the side of the conduit；

The filter device includes cabinet, the first filter membrane, fixed ring, arc section and the second filter membrane, the cabinet with it is described Conduit is fixedly connected with the perfusion tube, and between the conduit and the perfusion tube, first filter membrane with it is described Cabinet is fixedly connected, and is located in the cabinet, and the cabinet is divided into the first filter chamber and the second filter chamber, and described first Filter chamber is located at the lower section of the conduit, and second filter chamber is located at the top of the perfusion tube, the fixed ring with it is described Cabinet is fixedly connected, and between the conduit and first filter chamber, the arc section and the fixed company of the fixed ring It connecing, and is located towards the side of the conduit, second filter membrane is fixedly connected with the fixed ring and the arc section, and Enclose the fixed ring and the arc section.

2. filtering type infusion bag as described in claim 1, which is characterized in that

The cross-sectional area of first filter chamber be it is trapezoidal, it is described it is trapezoidal have upper bottom edge and bottom, the upper bottom edge is located at The side of the conduit, the bottom is located at the side of the perfusion tube, and the length of the upper bottom edge is greater than the bottom The length on side.

3. filtering type infusion bag as described in claim 1, which is characterized in that

The filter device further includes third filter membrane, and the third filter membrane is fixedly connected with the perfusion tube, and is located at institute It states in the second filter chamber.

4. filtering type infusion bag as described in claim 1, which is characterized in that

The fixed ring includes ring body and inclined plane part, and the ring body and the inclined plane part are integrally formed, and the ring body is located at described Between conduit and first filter chamber, the inclined plane part encloses the ring body, and is fixedly connected with the cabinet.

5. filtering type infusion bag as claimed in claim 4, which is characterized in that

The extending direction of the inclined plane part and the ring body longitudinal central axis line have angle, and the angle is 30-60 °.

6. filtering type infusion bag as described in claim 1, which is characterized in that

The chemicals dosing plant includes chemical feed pipe, annulus protrusion, sealing film, protective cover and cleaning assemblies, the chemical feed pipe with it is described Bag body is fixedly connected, and one end extends in the bag body, and the other end extends to outside the bag body, the annulus protrusion with it is described Chemical feed pipe is fixedly connected, and is located in the bag body, and the annulus protrusion has annular groove, and the annular groove is located at close to described The side of dosing tube hub line, the sealing film are fixedly connected with the annulus protrusion, and are located in the annular groove, and are sealed The chemical feed pipe, the protective cover are threadedly coupled with the chemical feed pipe, and are located at outside the bag body, the quantity of the cleaning assemblies It to be multiple, and is uniformly distributed in the chemical feed pipe, and is located at outside the bag body.

7. filtering type infusion bag as claimed in claim 6, which is characterized in that

The chemicals dosing plant further includes sealing-plug, and the sealing-plug is fixedly connected with the chemical feed pipe, and is located at outside the bag body, And the sealing-plug has through-hole, the through-hole extending direction is overlapped with the chemical feed pipe longitudinal central axis line.

8. filtering type infusion bag as claimed in claim 7, which is characterized in that

The cleaning assemblies includes support rod, movable block and spring, the quantity of the support rod, the movable block and the spring It is two, two support rods are fixedly connected with the inner wall of the chemical feed pipe, and are symmetrical arranged along the through-hole, two institutes It is hinged with two support rods respectively to state movable block, the spring and the dosing inside pipe wall and the movable block, which are fixed, to be connected It connects, and between the dosing inside pipe wall and the movable block.

9. filtering type infusion bag as claimed in claim 6, which is characterized in that

The chemicals dosing plant further includes shaped block, and the shaped block is fixedly connected with the chemical feed pipe and the bag body, and is enclosed The chemical feed pipe, and be located in the bag body.

10. filtering type infusion bag as described in claim 1, which is characterized in that

The filtering type infusion bag further includes lanyard, and the both ends of the lanyard are fixedly connected with the bag body, and is located remotely from institute State the side of conduit.