CN104905963A - Infusion soft bag and tube washing method - Google Patents

Abstract

The invention discloses a soft infusion bag and a flushing method, which relate to the technical field of medical devices and solve the problem that the use of the existing soft infusion bag requires multiple exposures and punctures with sharp instruments and the risk of bacterial contamination, which does not conform to the safety concept of modern intravenous treatment and nursing , including issues of patient safety and occupational exposure safety for healthcare workers. The technical solution adopted is: a soft infusion bag, including a bag body, the bag body is divided into a liquid medicine bag and a flushing liquid bag, a dosing tube is arranged on the liquid medicine bag, the liquid medicine outlet at the bottom of the liquid medicine bag and the flushing at the bottom of the flushing liquid bag The liquid outlet is connected to two ends of the three-way through a conduit, the other end of the three-way is connected to an infusion tube, and a switch is set between the flushing liquid outlet and the three-way. First keep the switch between the flushing solution outlet and the tee closed, and after the liquid medicine bag is infused, turn on the switch for flushing. There is no need for sharp instrument puncture during the flushing process, which reduces the exposure of sharp instruments and enhances safety; the amount of flushing tube can be adjusted to avoid drug compatibility reactions between groups and ensure the accurate dosage of medication.

Description

Infusion soft bag and flushing method

technical field

The invention relates to the technical field of medical devices, in particular to an infusion bag and a tube flushing method.

Background technique

The Health Industry Standard of the People's Republic of China (WS/T 433-2013) "Operation Specifications for Intravenous Therapy and Nursing Technology" officially implemented on May 1, 2014 requires: 6.5.1.3 It is advisable to flush the catheter with normal saline pulses before and after administration. 6.6.3 When there is incompatibility between two different drugs for infusion, after the infusion of the previous drug is finished, the infusion set should be flushed or replaced, and the catheter should be flushed, and then the next drug should be continued to infuse.

The patent document with the authorized announcement number CN 201551561 U discloses a safety infusion soft bag, which includes a liquid storage bag and a sub-bag. Flush the lines. In this solution, when flushing the tube, the puncturer of the infusion set needs to be pulled out from the liquid outlet of the liquid medicine, then inserted into the liquid outlet of the sub-bag, and then the pipeline is flushed. Due to the exposed operation of the puncturer, there is a risk of bacterial contamination. Moreover, the sharp instrument puncture operation also poses safety hazards to medical staff, which does not conform to the core concept of modern intravenous therapy care-safety, including patient safety and occupational exposure safety of medical staff.

The patent document with the application announcement number of CN 103932888 A discloses a multifunctional flushing infusion bag and its flushing infusion method. The infusion bag includes a drug solution bag and a flushing solution bag. A switch is provided. Before the infusion, the pipeline is flushed first. After the flushing is completed, the switch is turned on, and the medicinal liquid enters the flushing liquid bag from the medicinal liquid bag, and then enters the infusion set, so that the medicinal liquid enters the body. This scheme avoids the problem that the flushing pipeline needs to be exposed and punctured in the patent document with the authorized announcement number CN 201551561U, but the scheme has the following problems:

First, the flushing solution in the flushing bag is only used for flushing the pipeline before intravenous administration, and cannot be used for flushing the pipeline after intravenous administration;

Second, the amount of flushing liquid in the flushing pipeline cannot be adjusted. If the switch between the liquid medicine bag and the flushing bag is opened before the flushing liquid is emptied, it is equivalent to increasing the amount of solvent in the liquid medicine bag, resulting in an increase in the amount of intravenous infusion;

Third, after inputting the liquid medicine, add flushing liquid into the liquid medicine bag through the dosing tube, and then flush the liquid medicine bag, flushing liquid bag and infusion pipeline, the operation is cumbersome, the flushing effect is not obvious, and the sharp The number of device exposures does not conform to the safety concept of IV therapy nursing.

Contents of the invention

The invention provides a soft infusion bag and a corresponding flushing method, which solves the problems of multiple exposures and punctures with sharp instruments, the risk of bacterial contamination, and insufficient safety in the use of the existing soft infusion bag; solves the cumbersome operation of the existing flushing method , It does not conform to the core concept of modern intravenous therapy care - safety, including the issues of patient safety and occupational exposure safety of medical staff.

The technical solution adopted by the present invention to solve the above-mentioned technical problems is: a soft transfusion bag, including a bag body, the bag body is separated to form a drug solution bag and a flushing solution bag, a drug feeding tube is arranged on the drug solution bag, and the outer end of the drug adding tube passes through the drug dispensing The plug is sealed, the liquid medicine outlet is set at the bottom of the liquid medicine bag, and the washing liquid outlet is set at the bottom of the washing liquid bag. The medicine liquid outlet and the washing liquid outlet are respectively connected to the two ends of the tee through the catheter, and the other end of the tee is connected to the infusion tube through the catheter. The end of the infusion tube is sealed by a sealing plug, and a switch is arranged on the conduit between the flushing liquid outlet and the tee.

The method of flushing the tube through the above-mentioned infusion soft bag: keep the switch between the flushing liquid outlet and the tee off, connect the infusion set to the infusion tube and start the infusion, after the infusion of the liquid medicine bag is completed, open the flushing liquid outlet and the three-way connection. Flush the pipeline with flushing fluid. By controlling the switch between the flushing outlet and the tee, the amount of flushing can be controlled.

Further, volume scales are set on the medical solution bag and/or flushing solution bag.

Further, a switch is provided on the conduit between the medical liquid outlet and the tee. The method of flushing the tube through the soft infusion bag of this solution:

Before infusion, close the switch between the outlet of the liquid medicine and the tee, open the switch between the outlet of the flushing liquid and the tee, flush the pipeline with the flushing liquid, and close the switch between the outlet of the flushing liquid and the tee after flushing. switch, then turn on the switch between the liquid medicine outlet and the tee and start the infusion;

After the infusion of the liquid medicine bag is completed, close or keep opening the switch between the liquid medicine outlet and the tee, then open the switch between the flushing liquid outlet and the tee, and then flush the pipeline with the flushing liquid.

In this way, the pipeline can be flushed respectively before and after the infusion to ensure the safety of the infusion.

Further, a switch is provided on the conduit between the tee and the infusion tube. The method of flushing the tube through the soft infusion bag of this solution:

Close the switch between the flushing liquid outlet and the tee, open the switch between the tee and the infusion tube, connect the infusion set to the infusion tube and start the infusion;

After the infusion of the liquid medicine bag is completed, close the switch between the tee and the infusion tube, open the switch between the flushing fluid outlet and the tee, the flushing liquid enters the liquid medicine bag, and then open the switch between the tee and the infusion tube. Switch, flush the pipeline with flushing fluid.

Further, the liquid medicine bag is divided into two chambers by an easy-open weld, of which only one chamber communicates with the medicine feeding pipe and the liquid medicine outlet, and the other chamber is filled with flushing liquid.

After the infusion of the liquid medicine bag is completed, the easy-open weld seam is torn off, the two chambers of the liquid medicine bag are connected, and the infusion is continued, and the medicine remaining in the liquid medicine bag is input into the patient's body, thereby ensuring the dosage of the medicine. precise.

Further, in any of the above-mentioned flushing methods, the single flushing liquid used for flushing the pipeline is not less than 30ml, for example, 30-50ml. The amount of flushing liquid in this dose can completely flush out the original liquid in the infusion tube without injecting excess liquid, so that the flushing operation in the infusion can get rid of blindness and develop in a scientific and standardized direction, thus ensuring the safety and medication of intravenous infusion The amount is accurate.

Further, the switch has a choke clip or a thumb clip.

Further, a hanging hole is provided on the top of the bag body.

The beneficial effects of the present invention are:

First, the infusion soft bag is only equipped with a drug feeding tube and an infusion tube, and the process of flushing the tube does not require sharp instrument puncture, which effectively reduces the number of sharp instrument exposures during the infusion process, increases the safety of the infusion for both patients and medical staff, and conforms to modern veins. Therapeutic Nursing Core Safety Concept Requirements.

Second, after the infusion of the drug solution bag is completed, the pipeline is flushed, which can avoid the compatibility of residual drugs between groups, significantly reduce adverse drug reactions, and improve the safety of infusion; Compatible application of Chinese and Western medicine injections.

Third, the infusion soft bag and the corresponding flushing method are easy to operate, increase the compliance of clinical flushing, and at the same time effectively ensure the sterility of the infusion liquid and reduce the exposure of the infusion liquid, thereby ensuring the safety of medication for patients and improving clinical compliance performance and work efficiency.

Fourth, with the rapid development of the pharmaceutical industry, there are various names of various drugs, and new drugs emerge in endlessly. The "intravenous drug incompatibility list" is no longer sufficient as a basis for nurses' work, and the incompatibility between drugs has become more difficult for nurses and doctors. To grasp the problem, the adverse reaction caused by incompatibility can be avoided through the infusion soft bag and the flushing method of the present invention, and the problem of compatibility reaction can be avoided fundamentally.

Fifth, according to the physiological characteristics of children, the dosage of the medicine is strictly calculated, and the dosage of the medicine is relatively small. Using the soft infusion bag of the present invention and the method of flushing the tube can effectively ensure the dosage of the vein, and avoid the leakage of the medicine in the infusion tube. Residue leads to the problem of affecting the therapeutic effect; for expensive medicinal liquid, use the infusion soft bag of the present invention and flush the pipeline after the infusion of the medicinal liquid bag is completed, which can avoid the waste of medicinal liquid and ensure the dosage of medicine.

Sixth, for a long time, there is no reference standard for the dosage of flushing liquid, which makes the clinical doctor's orders for flushing tubes non-standard, and the prescribed dose is arbitrary and lacks scientific basis; Instead of "a small amount", when nurses execute doctor's orders, they mostly operate according to clinical experience, with a certain degree of blindness. Through the tube flushing method of the present invention, the amount of single flushing liquid used for flushing the pipeline with the flushing liquid is not less than 30ml, which can completely flush out the original liquid in the infusion tube, and at the same time do not input excess liquid, so that the flushing of the tube during the infusion The operation gets rid of blindness and develops in a scientific and standardized direction, so as to ensure the safety of intravenous infusion and the accuracy of dosage.

Description of drawings

Fig. 1 is the structural representation of the first embodiment of the soft infusion bag of the present invention;

Fig. 2 is the structural representation of the second embodiment of the soft infusion bag of the present invention;

Fig. 3 is a schematic structural view of the third embodiment of the infusion soft bag of the present invention.

Parts, parts and numbers in the figure: liquid medicine bag 1, flushing liquid bag 2, dosing tube 3, dispensing plug 4, liquid medicine outlet 5, flushing liquid outlet 6, infusion tube 7, sealing plug 8, stop clip 9 , hanging hole 10.

Detailed ways

The present invention will be further described below in conjunction with drawings and embodiments.

first embodiment

As shown in Figure 1, the "infusion soft bag" of the present invention includes a bag body, which is separated into a liquid medicine bag 1 and a flushing liquid bag 2 by solid welding. The end is sealed by the dispensing plug 4, and the dosing tube 3 can be vertically arranged at the bottom of the bag; in addition, the dosing tube 3 can also be arranged on the side of the liquid medicine bag 1 obliquely downward, that is, the side of the dosing tube 3 The outer end is inclined upwards to prevent the medicinal liquid from remaining in the dosing tube 3 . The bottom of the drug solution bag 1 is provided with a drug solution outlet 5, and the bottom of the rinse solution bag 2 is provided with a rinse solution outlet 6. The drug solution outlet 5 and the rinse solution outlet 6 are respectively connected to the two ends of the tee through conduits, and the other end of the tee is passed through The conduit is connected to the infusion tube 7, and the end of the infusion tube 7 is sealed by a sealing plug 8. The end of the liquid medicine outlet 5 and the flushing liquid outlet 6 to the infusion tube 7 is preferably integrally formed to ensure the connection strength and tightness, and to facilitate disinfection.

A switch is set on the conduit between the flushing liquid outlet 6 and the tee, for example, a stop clip 9 or a thumb clip is set as a switch, and a valve, especially a one-way valve, can also be set as a switch.

The method of flushing the tube through the infusion soft bag of the first embodiment above is: keep the stop clip 9 between the flushing liquid outlet 6 and the tee closed, insert the infusion set into the sealing plug 8 of the infusion tube 7 to start the infusion, After the infusion of the medicinal solution bag 1 is completed, open the stop clip 9 between the flushing liquid outlet 6 and the tee, and flush the pipeline with the flushing liquid. By controlling the stop clamp 9 between the flushing outlet and the tee, the flushing volume can be controlled, for example, by pulse flushing, the amount of flushing liquid used for flushing the pipe is not less than 30ml.

In order to facilitate the grasp of the amount of flushing solution for the flushing tube, when filling, the flushing solution bag 2 is filled with 30ml of flushing solution, such as normal saline or 5% glucose injection, and the filling volume is 30ml. In this way, after the infusion of the medicinal solution bag 1 is completed, the flushing solution should be completely flushed and infused. Before or during the infusion, the medicine liquid can be filled into the medicine liquid bag 1 through the medicine adding tube 3 .

In order to facilitate the hanging of the infusion soft bag, a hanging hole 10 is provided on the top of the bag body. In order to observe the volume change of the medical solution bag 1 and/or the flushing solution bag 2 in real time, a volume scale is provided on the outer surface of the medicinal solution bag 1 and/or the flushing solution bag 2 .

In addition, in order to reduce the residual amount of infusion medicine, the top of the liquid medicine bag 1 is divided into two chambers with an easy-to-open weld, which are the upper chamber and the lower chamber, wherein the upper chamber is not directly connected with the drug-adding chamber. The pipe 3 or the liquid medicine outlet 5 are in communication, and only the lower chamber is in communication with the medicine feeding pipe 3 and the liquid medicine outlet 5 . After the infusion of the lower chamber of the liquid medicine bag 1 is completed, the easy-open weld seam is torn off, the two chambers of the liquid medicine bag 1 are connected, and the infusion is continued, and the medicine remaining in the liquid medicine bag 1 is continuously injected into the patient's body. In vivo, so as to ensure the accuracy of the dosage. Fill the upper chamber with not less than 30ml of flushing solution.

second embodiment

As shown in Figure 2, the "soft infusion bag" of the present invention includes a bag body, which is separated into a liquid medicine bag 1 and a flushing liquid bag 2 by solid welding. The end is sealed by the dispensing plug 4, and the dosing tube 3 can be vertically arranged at the bottom of the bag; in addition, the dosing tube 3 can also be arranged on the side of the liquid medicine bag 1 obliquely downward, that is, the side of the dosing tube 3 The outer end is inclined upwards to prevent the medicinal liquid from remaining in the dosing tube 3 . The bottom of the drug solution bag 1 is provided with a drug solution outlet 5, and the bottom of the rinse solution bag 2 is provided with a rinse solution outlet 6. The drug solution outlet 5 and the rinse solution outlet 6 are respectively connected to the two ends of the tee through conduits, and the other end of the tee is passed through The conduit is connected to the infusion tube 7, and the end of the infusion tube 7 is sealed by a sealing plug 8. The end of the liquid medicine outlet 5 and the flushing liquid outlet 6 to the infusion tube 7 is preferably integrally formed to ensure the connection strength and tightness, and to facilitate disinfection.

A switch is set on the conduit between the liquid medicine outlet 5 and the tee, and a switch is set on the conduit between the flushing liquid outlet 6 and the tee, for example, the stop clip 9 or the thumb clip are set as a switch, and a valve can also be set in addition, especially a single to the valve as a switch.

The method for flushing the tube through the infusion soft bag of the second embodiment above is:

Before infusion, close the stop clip 9 between the liquid medicine outlet 5 and the tee, open the stop clip 9 between the flushing liquid outlet 6 and the tee, flush the pipeline with the flushing liquid, and close the flushing after flushing Open the stop clip 9 between the liquid outlet 6 and the tee, then open the stop clip 9 between the liquid medicine outlet 5 and the tee and start the infusion;

After the infusion of the liquid medicine bag 1 is completed, close or keep opening the stop clamp 9 between the liquid medicine outlet 5 and the tee, then open the stop clamp 9 between the flushing liquid outlet 6 and the tee, and then use the flushing liquid Flush the lines.

In this way, the pipeline can be flushed respectively before and after the infusion to ensure the safety of the infusion. The flushing liquid bag 2 is filled with not less than 60ml of flushing liquid, which is enough to flush the tube twice before and after. In order to facilitate operation, the flushing liquid bag can be divided into two chambers by an easy-open weld seam, namely an upper chamber and a lower chamber, wherein only the lower chamber is connected to the flushing liquid outlet 6 . Before the infusion, the tube is flushed with the flushing liquid in the lower chamber; after the infusion of the liquid medicine bag 1 is completed, the easy-open weld seam is torn off, and the tubing is flushed with the flushing liquid in the upper chamber.

The flushing tube adopts pulse flushing, and the amount of flushing solution for each flushing tube is 30ml.

In order to facilitate the hanging of the infusion soft bag, a hanging hole 10 is provided on the top of the bag body. In order to observe the volume change of the medical solution bag 1 and/or the flushing solution bag 2 in real time, a volume scale is provided on the outer surface of the medicinal solution bag 1 and/or the flushing solution bag 2 .

third embodiment

As shown in Figure 3, the "infusion soft bag" of the present invention includes a bag body, which is separated into a liquid medicine bag 1 and a flushing liquid bag 2 by solid welding. The end is sealed by the dispensing plug 4, and the dosing tube 3 can be vertically arranged at the bottom of the bag; in addition, the dosing tube 3 can also be arranged on the side of the liquid medicine bag 1 obliquely downward, that is, the side of the dosing tube 3 The outer end is inclined upwards to prevent the medicinal liquid from remaining in the dosing tube 3 . The bottom of the drug solution bag 1 is provided with a drug solution outlet 5, and the bottom of the rinse solution bag 2 is provided with a rinse solution outlet 6. The drug solution outlet 5 and the rinse solution outlet 6 are respectively connected to the two ends of the tee through conduits, and the other end of the tee is passed through The conduit is connected to the infusion tube 7, and the end of the infusion tube 7 is sealed by a sealing plug 8. The end of the liquid medicine outlet 5 and the flushing liquid outlet 6 to the infusion tube 7 is preferably integrally formed to ensure the connection strength and tightness, and to facilitate disinfection.

A switch is provided on the conduit between the flushing liquid outlet 6 and the tee, and a switch is provided on the conduit between the tee and the infusion tube 7, for example, a flow-stop clip 9 or a thumb clip is provided as a switch. In addition, a valve, especially a one-way valve, can also be provided. The valve acts as a switch.

The method for flushing the tube through the infusion soft bag of the third embodiment above is:

Close the stop clip 9 between the flushing liquid outlet 6 and the tee, open the stop clip 9 between the tee and the infusion tube 7, and start the infusion after connecting the infusion set to the infusion tube 7;

After the infusion of the liquid medicine bag 1 is completed, close the flow-stop clamp 9 between the tee and the infusion tube 7, open the flow-stop clamp 9 between the flushing liquid outlet 6 and the tee, and the flushing liquid enters the liquid medicine bag 1, Open the switch between the tee and the infusion tube 7 again, and flush the pipeline with the flushing liquid. By controlling the stop clip 9 between the flushing outlet and the tee, the flushing volume can be controlled, for example, by pulse flushing, the amount of flushing liquid used for flushing the pipe is 30ml.

In order to facilitate the grasp of the amount of flushing solution for flushing, when filling, the flushing solution bag 2 is filled with 30ml of flushing solution, such as normal saline or 5% glucose injection, and the perfusion volume is 30ml. In this way, after the infusion of the medicinal solution bag 1 is completed, the flushing solution should be completely flushed and infused. Before or during the infusion, the medicine liquid can be filled into the medicine liquid bag 1 through the medicine adding tube 3 .

In order to facilitate the hanging of the infusion soft bag, a hanging hole 10 is provided on the top of the bag body. In order to observe the volume change of the medical solution bag 1 and/or the flushing solution bag 2 in real time, a volume scale is provided on the outer surface of the medicinal solution bag 1 and/or the flushing solution bag 2 .

Claims (10)

1. Infusion soft bag, including the bag body, the bag body is separated to form a drug solution bag (1) and a flushing solution bag (2), and the drug solution bag (1) is provided with a drug feeding tube (3) The outer end is sealed by a dispensing plug (4), characterized in that: The liquid medicine outlet (5) is set at the bottom of the liquid medicine bag (1), and the washing liquid outlet (6) is set at the bottom of the washing liquid bag (2). The other end of the tee is connected to the infusion tube (7) through a catheter, and the end of the infusion tube (7) is sealed by a sealing plug (8). switch. 2. The infusion soft bag according to claim 1, characterized in that volume scales are set on the drug solution bag (1) and/or flushing solution bag (2). 3. The infusion soft bag according to claim 1, characterized in that: a switch is set on the conduit between the liquid medicine outlet (5) and the tee. 4. The infusion soft bag according to claim 1, characterized in that: a switch is set on the conduit between the tee and the infusion tube (7). 5. The infusion soft bag according to claim 1, characterized in that: the liquid medicine bag (1) is divided into two chambers by an easy-open weld seam, of which only one chamber is connected with the dosing tube (3) 1. The liquid medicine outlet (5) is connected, and the flushing liquid is perfused in the other chamber. 6. The infusion soft bag according to claim 1, characterized in that: the switch stop clip (9) or thumb clip. 7. Tube flushing method, characterized in that: use the infusion soft bag according to claim 1 to flush the tube, keep the switch between the flushing liquid outlet (6) and the tee closed, and connect the infusion set to the infusion tube (7) Then start the infusion, after the infusion of the medicinal solution bag (1) is completed, open the switch between the flushing liquid outlet (6) and the tee, and flush the pipeline with the flushing liquid. 8. The tube flushing method, characterized in that: using the infusion soft bag according to claim 3 to flush the tube, Before infusion, close the switch between the liquid medicine outlet (5) and the tee, open the switch between the flushing liquid outlet (6) and the tee, flush the pipeline with flushing liquid, and close the flushing liquid outlet after flushing (6) and the switch between the three links, and then open the switch between the liquid medicine outlet (5) and the three links and start the infusion; After the infusion of the liquid medicine bag (1) is completed, close or keep open the switch between the liquid medicine outlet (5) and the tee, then open the switch between the flushing liquid outlet (6) and the tee, and then use the flushing liquid Flush the lines. 9. The tube flushing method, characterized in that: using the infusion soft bag according to claim 4 to flush the tube, Close the switch between the rinse solution outlet (6) and the tee, open the switch between the tee and the infusion tube (7), connect the infusion set to the infusion tube (7) and start the infusion; After the infusion of the liquid medicine bag (1) is completed, close the switch between the tee and the infusion tube (7), open the switch between the flushing liquid outlet (6) and the tee, and the flushing liquid enters the liquid medicine bag (1) , turn on the switch between the tee and the infusion tube (7), and flush the pipeline with flushing fluid. 10. The pipe flushing method according to any one of claims 7, 8, and 9, characterized in that the amount of the single flushing liquid used to flush the pipeline with the flushing liquid is not less than 30 ml.