阅读说明：本技术 一种药物抽吸设备及方法 (Medicine suction device and method ) 是由 容淑敏 李晨 闫晓杰 于 2021-09-16 设计创作，主要内容包括：本申请涉及医疗设备技术领域,特别涉及一种药物抽吸设备及方法。所述药物抽吸设备包括至少一组配液组件,所述配液组件包括：放置架,其用于支撑药液包；测重件,其设于所述放置架上,用于实时监测所述药液包的重量；导流管,其连通于所述药液包；蠕动泵,其设于所述导流管的周向外侧面,用于驱动所述药液包内的药液从所述导流管导出。本申请中,医护人员配液时,无需反复穿刺橡胶瓶塞,因而药液中不易留存橡胶微粒,药液不易被污染,而不易对身体造成伤害。(The application relates to the technical field of medical equipment, in particular to medicine suction equipment and a medicine suction method. The drug aspiration device comprises at least one set of fluid dispensing assemblies comprising: a rack for supporting the liquid medicine bag; the weight measuring piece is arranged on the placing frame and used for monitoring the weight of the liquid medicine bag in real time; the flow guide pipe is communicated with the liquid medicine bag; and the peristaltic pump is arranged on the circumferential outer side surface of the flow guide pipe and is used for driving the liquid medicine in the liquid medicine bag to be led out of the flow guide pipe. In this application, medical personnel need not to puncture the rubber bottle plug repeatedly when joining in marriage the liquid, therefore is difficult for keeping the rubber particle in the liquid medicine, and the liquid medicine is difficult to be polluted, and is difficult for causing the injury to the health.)

1. A drug aspiration device comprising at least one set of fluid dispensing assemblies, the fluid dispensing assemblies comprising:

a placing frame (1) for supporting a liquid medicine bag (2);

the weight measuring piece (5) is arranged on the placing rack (1) and is used for monitoring the weight of the liquid medicine bag (2) in real time;

a flow guide tube (3) communicated with the liquid medicine bag (2);

and the peristaltic pump (4) is arranged on the circumferential outer side surface of the draft tube (3) and is used for driving the liquid medicine in the liquid medicine bag (2) to be led out from the draft tube (3).

2. A drug suction device according to claim 1, characterized in that the liquid dispensing assembly further comprises a waste bag (6) communicating with an end of the flow conduit (3) facing away from the drug bag (2).

3. A drug suction device according to claim 2, characterized in that the liquid dispensing assembly further comprises a waste rack (7), the waste bag (6) resting on the waste rack (7).

4. A drug suction device according to claim 3, characterized in that it further comprises a housing (11), the rack (1), the peristaltic pump (4) and the waste rack (7) being provided on the housing (11) in the order named from top to bottom.

5. A drug suction device according to claim 4, characterized in that the liquid dispensing assemblies comprise three groups, which are spaced apart on the housing (11).

6. A drug suction device according to claim 1, characterized in that it further comprises an industrial control computer, to which both the weight measuring member (5) and the peristaltic pump (4) are electrically connected.

7. A drug pumping device according to claim 6, characterized by further comprising a start button (8) and a stop button (9), the start button (8) and the stop button (9) each being electrically connected to the industrial control computer to control the start and stop, respectively, of the peristaltic pump (4).

8. A drug suction device according to claim 7, further comprising a touch screen (10), the touch screen (10) being electrically connected with the industrial control computer.

9. A method of medicinal suction, characterized in that the medicinal suction device according to any one of claims 1 to 9, comprises the steps of:

presetting the required weight of the liquid medicine;

extracting the liquid medicine and obtaining the real-time weight of the liquid medicine bag (2);

and judging whether the liquid pumping is finished or not according to the real-time weight of the liquid medicine bag (2) and the required liquid medicine weight.

10. The method of drug aspiration of claim 9, further comprising:

presetting a weight change curve of the liquid medicine bag and a liquid medicine amount deviation range;

and if the offset of the real-time weight of the liquid medicine bag (2) relative to the weight change curve of the liquid medicine bag exceeds the offset range of the liquid medicine amount, stopping liquid extraction and giving an alarm.

Technical Field

The application relates to the technical field of medical equipment, in particular to medicine suction equipment and a medicine suction method.

Background

In clinical care work, intravenous infusion accounts for a large proportion of care work, and dosage infusion is almost the necessary work content for nurses every day. The liquid medicine is mainly sucked in a mode of sucking by a syringe in the process of clinically preparing the liquid medicine, and due to the fact that the amount of the liquid to be sucked is large and needs to be repeatedly punctured, rubber particles can be generated by repeatedly puncturing a syringe needle head and cutting the syringe needle head with a rubber bottle stopper, and serious and lasting harm can be caused when the syringe needle head is input into a patient.

In the related technology, the number of insoluble particles generated by dispensing by adopting a small-size needle syringe is obviously less than that of insoluble particles generated by adopting a large-size needle syringe, and the rubber plug is easy to cut during straight puncture. The rubber particles are increased, and the oblique angle needle insertion can reduce the generation of the rubber particles. The small-size needle head and the oblique angle needle inserting mode can be selected for sucking the liquid medicine so as to reduce the generation of rubber particles.

However, when dispensing the liquid medicine, the required amount of liquid medicine is large, and repeated extraction is needed, the rubber particles are still easily generated when the needle head cuts the rubber for multiple times, and the rubber particles mixed in the liquid medicine are easily harmful to the human body, and meanwhile, medical staff puncture the rubber bottle stopper for multiple times, and the liquid medicine is easily polluted due to human factors, and the human health is affected.

Disclosure of Invention

The embodiment of the application provides medicine suction equipment and a medicine suction method, and aims to solve the technical problems that medical staff suck liquid medicine for multiple times in the related art and easily cause liquid medicine pollution and influence on human health.

In a first aspect, there is provided a medical suction device comprising at least one set of dispensing assemblies, the dispensing assemblies comprising:

a rack for supporting the liquid medicine bag;

the weight measuring piece is arranged on the placing frame and used for monitoring the weight of the liquid medicine bag in real time;

the flow guide pipe is communicated with the liquid medicine bag;

and the peristaltic pump is arranged on the circumferential outer side surface of the flow guide pipe and is used for driving the liquid medicine in the liquid medicine bag to be led out of the flow guide pipe.

In some embodiments, the liquid dispensing assembly further comprises a waste bag in communication with an end of the flow conduit facing away from the liquid medicine package.

In some embodiments, the liquid dispensing assembly further comprises a waste rack on which the waste bag rests.

In some embodiments, the drug aspiration device further comprises a housing, the rack, the peristaltic pump, and the waste rack being disposed on the housing in a top-down order.

In some embodiments, the liquid preparation assemblies comprise three groups, and the three groups of liquid preparation assemblies are arranged on the shell at intervals.

In some embodiments, the drug pumping device further comprises an industrial personal computer, and the weight measuring part and the peristaltic pump are both electrically connected with the industrial personal computer.

In some embodiments, the drug pumping device further comprises a start button and a stop button, both of which are electrically connected to the industrial personal computer to control the start and stop, respectively, of the peristaltic pump.

In some embodiments, the medication suction device further comprises a touch screen electrically connected to the industrial personal computer.

The beneficial effect that technical scheme that this application provided brought includes:

the embodiment of the application provides a medicine suction device, during liquid preparation, the liquid medicine package is placed on the rack, and be located the check weighing piece, show the real-time weight of liquid medicine package by the check weighing piece, the peristaltic pump flows at the external drive liquid medicine of honeycomb duct, take out unnecessary liquid medicine in the liquid medicine package, the process of taking out of liquid medicine does not produce the pollution to the liquid medicine, and when the weight that the check weighing piece shows the liquid medicine package is required weight, accomplish the preparation of liquid medicine promptly, whole process need not to puncture the rubber buffer repeatedly, can not remain the rubber particle in the liquid medicine, and be difficult for producing the injury to the patient. Meanwhile, the repeated operation process of medical personnel is cancelled, the labor is saved, and the liquid medicine is not easy to be polluted by human factors.

In a second aspect, a medicine suction method is provided, based on the medicine suction device, comprising the following steps:

presetting the required weight of the liquid medicine;

extracting the liquid medicine and obtaining the real-time weight of the liquid medicine bag;

and judging whether the liquid pumping is finished or not according to the real-time weight of the liquid medicine bag and the required liquid medicine weight.

In some embodiments, the method of drug aspiration further comprises:

presetting a weight change curve of the liquid medicine bag and a liquid medicine amount deviation range;

and if the offset of the real-time weight of the liquid medicine bag relative to the weight change curve of the liquid medicine bag exceeds the offset range of the liquid medicine amount, stopping liquid extraction and giving an alarm.

In another embodiment of the present application, a medicine suction method is provided, which is a suction method based on the medicine suction device, so that the beneficial effects of the medicine suction method are consistent with those of the medicine suction device, and are not described herein again.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Figure 1 is a schematic view of a medicament extraction apparatus provided in accordance with an embodiment of the present application;

FIG. 2 is a schematic view of a peristaltic pump provided in an embodiment of the present application;

fig. 3 is a schematic view of a rack provided in an embodiment of the present application;

fig. 4 is a flow chart of a drug pumping method according to another embodiment of the present application.

In the figure: 1. placing a rack; 2. liquid medicine bags; 3. a flow guide pipe; 4. a peristaltic pump; 5. measuring a weight piece; 6. a waste liquid bag; 7. a waste rack; 8. a start button; 9. a stop button; 10. a touch screen; 11. a housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides a medicine suction device, which can solve the technical problems that medical care personnel easily pollute liquid medicine and influence human health when extracting the liquid medicine for many times in the related technology.

A drug aspiration device comprising at least one set of fluid dispensing assemblies, the fluid dispensing assemblies comprising:

a placing frame 1 for supporting a liquid medicine bag 2;

the weight measuring piece 5 is arranged on the placing frame 1 and used for monitoring the weight of the liquid medicine bag 2 in real time;

a flow guide tube 3 communicated with the liquid medicine bag 2;

and the peristaltic pump 4 is arranged on the circumferential outer side surface of the draft tube 3 and is used for driving the liquid medicine in the liquid medicine bag 2 to be led out of the draft tube 3.

Optionally, the weight measuring member 5 comprises a pressure sensor.

Referring to fig. 1 and 3, the medicine suction device includes a housing 11 and at least one set of liquid preparation assemblies, the liquid preparation assemblies are all disposed on the housing 11, and each set of liquid preparation assemblies can be independently used. The liquid distribution assembly comprises a placing frame 1, a weight measuring piece 5, a flow guide pipe 3 and a peristaltic pump 4. The shell 11 is provided with a step surface, and the placing rack 1 is installed on the step surface.

Referring to fig. 1 and 3, the rack 1 is used to support a medicine liquid bag 2. The placing frame 1 is in a square box shape, the top of the placing frame 1 is provided with an opening on one side, so that the liquid medicine bag 2 is conveniently limited in the placing frame 1, and the liquid medicine bag 2 is not easy to drop when liquid is prepared. The honeycomb duct 3 is convenient to be led out due to the existence of the opening on one side surface of the placing frame 1.

Referring to fig. 1 and 3, the weight measuring piece 5 is arranged on the placing frame 1, the weight measuring piece 5 is arranged on the bottom surface of the placing frame 1, and the weight measuring piece 5 is arranged on the step surface and supports the placing frame 1. When liquid medicine package 2 was arranged in rack 1, survey heavy piece 5 and measure rack 1 and liquid medicine package 2's weight simultaneously, through the weight of getting rid of rack 1, measure the weight of piece direct display liquid medicine package 2, survey heavy piece 5 and measure the real-time weight of liquid medicine package 2. In this embodiment, the weight measuring unit 5 includes a pressure sensor, which facilitates real-time monitoring of the weight of the liquid medicine pack 2.

Referring to fig. 1, one end of the flow guide tube 3 communicates with the drug solution pack 2 to guide the drug solution out of the drug solution pack 2 instead of the needle tube. The peristaltic pump 4 is fixed on the side surface of the shell 11, and the peristaltic pump 4 is arranged on the circumferential outer side surface of the draft tube 3 and drives the liquid medicine in the liquid medicine bag 2 to be led out from the draft tube 3.

Referring to fig. 2, in the present embodiment, the peristaltic pump 4 includes two channels for simultaneously flowing the liquid medicines in the two flow tubes 3. Thus, two liquid medicine packs 2 can be placed on each rack 1, and the liquid medicine flows out of the liquid medicine packs 2 by being driven by one peristaltic pump 4. For two liquid medicine bags 2 to be placed in a placing rack 1 at the same time, the placing rack 1 is of a double-layer structure. It should be noted that, if two liquid medicine bags 2 are placed on the same placing rack 1 and driven by a peristaltic pump 4 at the same time, it is necessary to satisfy the requirement that the liquid medicine amount required to be retained in the two liquid medicine bags 2 is the same.

Set up like this, during the liquid of joining in marriage, liquid medicine package 2 is placed on rack 1, and be located and survey heavy 5, show the real-time weight of liquid medicine package 2 by surveying heavy 5, peristaltic pump 4 flows at the outside drive liquid medicine of honeycomb duct 3, take out the unnecessary liquid medicine in the liquid medicine package 2, the process of taking out of liquid medicine does not produce the pollution to the liquid medicine, and when the weight that weighs 5 show liquid medicine package 2 is required weight, accomplish the preparation of liquid medicine promptly, whole process need not to puncture the rubber buffer repeatedly, can not reserve the rubber particle in the liquid medicine, and be difficult for producing the injury to the patient. Meanwhile, the repeated operation process of medical personnel is cancelled, the labor is saved, and the liquid medicine is not easy to be polluted by human factors. Due to the arrangement of the measuring piece, the liquid medicine preparation process in the liquid medicine bag 2 is more accurate, and the error of the liquid medicine amount caused by artificial subjective judgment is reduced.

Optionally, the liquid preparation assembly further comprises a waste liquid bag 6 which is communicated with one end of the guide tube 3, which is far away from the liquid medicine bag 2.

Referring to fig. 1, the liquid preparation assembly further includes a waste liquid bag 6, the top end of the flow guide tube 3 is communicated with the liquid medicine bag 2, the bottom end of the flow guide tube 3 is communicated with the waste liquid bag 6, and after the redundant liquid medicine is extracted from the liquid medicine bag 2, the redundant liquid medicine is collected in the waste liquid bag 6, so that the waste liquid is collected conveniently. Meanwhile, after the liquid preparation is finished, the guide pipe 3 can be discarded in the waste liquid bag 6.

Optionally, the liquid distribution assembly further comprises a waste rack 7, and the waste liquid bag 6 is placed on the waste rack 7.

Referring to fig. 1, the liquid distribution assembly further includes a waste rack 7, and the waste rack 7 is fixed to a side surface of the housing 11 by bolts. The waste bag is placed in the waste rack 7 to support the waste rack 7. The waste rack 7 is arranged in a square box shape, and the top end and one side surface of the waste rack 7 are provided with openings, so that a waste bag can be taken out conveniently.

Optionally, the medicine suction device further comprises a housing 11, and the placing frame 1, the peristaltic pump 4 and the waste rack 7 are sequentially arranged on the housing 11 from top to bottom.

Referring to fig. 1, the placing rack 1, the peristaltic pump 4 and the waste rack 7 are sequentially arranged on the shell 11 from top to bottom. When liquid is prepared, the liquid medicine is conveyed from a high position to a low position by the draft tube 3, the liquid medicine entering the draft tube 3 is not easy to flow back into the liquid medicine bag 2, and the liquid medicine in the liquid medicine bag 2 is not easy to be polluted during liquid preparation.

Optionally, the liquid preparation assemblies include three groups, and the three groups of liquid preparation assemblies are arranged on the shell 11 at intervals.

Referring to fig. 1, in the present embodiment, the liquid preparation assemblies are preferably three groups, and the three groups of liquid preparation assemblies are uniformly spaced on the housing 11, so as to prepare multiple kinds of liquid medicines simultaneously, and shorten the liquid preparation time.

Optionally, the drug suction device further comprises an industrial personal computer, and the weight measuring piece 5 and the peristaltic pump 4 are both electrically connected with the industrial personal computer.

Wherein, the industrial computer is located the inside of casing 11, and weight measuring 5 and peristaltic pump 4 all are connected with the industrial computer electricity. When joining in marriage liquid, peristaltic pump 4 starts and takes away the liquid medicine in the liquid medicine package 2, surveys 5 monitoring liquid medicine package 2's of heavy member weight simultaneously, when liquid medicine package 2's weight reduces to required weight, surveys 5 transmission signals of heavy member to the industrial computer this moment, stops peristaltic pump 4 motions by the industrial computer, and the peristaltic pump 4 automatic stop of being convenient for, the liquid medicine is difficult for excessively taking out liquid medicine package 2. When the liquid is prepared, the monitoring of medical staff is not needed, and the time of the medical staff is saved.

The medicine suction device also comprises a switch which controls an external power supply to be connected into the medicine suction device, and when liquid is prepared, the switch needs to be started firstly.

Optionally, the drug pumping device further comprises a start button 8 and a stop button 9, both the start button 8 and the stop button 9 being electrically connected to the industrial control computer for controlling the start and stop, respectively, of the peristaltic pump 4.

With reference to fig. 1, the number of start buttons 8 and stop buttons 9 is each three, according to the number of peristaltic pumps 4, to control the different peristaltic pumps 4. The start button 8 and the stop button 9 are both arranged on the step surface of the shell 11 and are both electrically connected with the industrial personal computer. When the liquid is prepared, the starting button 8 is pressed, and the peristaltic pump 4 can be started to prepare the liquid. If the liquid dispensing operation is stopped halfway, the peristaltic pump 4 can be stopped at any time by pressing the stop button 9.

Optionally, the medicine suction device further comprises a touch screen 10, and the touch screen 10 is electrically connected with the industrial personal computer.

Referring to fig. 1, a touch screen 10 is installed on a side surface of a housing 11, the touch screen 10 is electrically connected to an industrial personal computer, and liquid dispensing software is preset in the industrial personal computer. The touch screen 10 displays an operation interface of the liquid preparation software in real time, and the required liquid medicine amount can be changed according to different requirements, so that liquid medicines with different requirements can be prepared. Meanwhile, the touch screen 10 can also display the real-time measurement value of the weight measuring piece 5.

Another embodiment of the present application provides a medicine suction method, based on the above medicine suction device, including the following steps:

presetting the required weight of the liquid medicine;

extracting the liquid medicine and obtaining the real-time weight of the liquid medicine bag 2;

and judging whether the liquid pumping is finished or not according to the real-time weight of the liquid medicine bag 2 and the required liquid medicine weight.

Referring to fig. 4, wherein the medicine suction method includes:

presetting the required weight of the liquid medicine;

extracting the liquid medicine and obtaining the real-time weight of the liquid medicine bag 2;

and judging whether the liquid pumping is finished or not according to the real-time weight of the liquid medicine bag 2 and the required liquid medicine weight.

The weight of the required liquid medicine is preset, the liquid medicine in the liquid medicine bag 2 is extracted along with the peristaltic pump 4, the weight in the liquid medicine bag 2 is gradually reduced to the required weight, the real-time weight of the liquid medicine bag is measured through the weight measuring part 5 at any time when the liquid medicine is extracted, and if the real-time weight of the liquid medicine bag 2 is reduced to the preset required weight of the liquid medicine, the peristaltic pump 4 stops liquid extraction to finish liquid extraction.

Optionally, the drug pumping method further comprises:

presetting a weight change curve of the liquid medicine bag and a liquid medicine amount deviation range;

and if the offset of the real-time weight of the liquid medicine bag 2 relative to the weight change curve of the liquid medicine bag exceeds the offset range of the liquid medicine amount, stopping liquid drawing and giving an alarm.

Referring to fig. 4, wherein the medicine suction method further includes:

presetting a weight change curve of the liquid medicine bag 2 and a liquid medicine amount deviation range;

and if the offset of the real-time weight of the liquid medicine bag 2 relative to the weight change curve of the liquid medicine bag exceeds the offset range of the liquid medicine amount, stopping liquid drawing and giving an alarm.

The weight change equation of the liquid medicine bag can be preset according to the initial weight of the liquid medicine bag 2 and the pumping rate of the peristaltic pump, so that a weight change curve of the liquid medicine bag can be drawn.

In the liquid pumping process, the real-time weight of the liquid medicine package is measured by the weight measuring part 5, when liquid is pumped, each time point corresponds to the real-time weight of one liquid medicine package 2, the preset weight of the liquid medicine package 1 at the time point can be obtained according to the weight change curve of the liquid medicine package, the offset of the preset weight of the liquid medicine package 2 is obtained according to the real-time weight of the liquid medicine package 2 and the offset of the preset weight of the liquid medicine package 2, namely the offset is obtained by subtracting the preset weight of the liquid medicine package 2 from the real-time weight of the liquid medicine package 2, and the offset is the offset of the liquid medicine amount.

The deviation range of the liquid medicine amount is preset, and in the embodiment, the deviation range of the liquid medicine amount is-10 ml to 10 ml. And if the offset of the liquid medicine amount exceeds the offset range of the liquid medicine amount, controlling the peristaltic pump 4 to stop pumping, and giving an alarm to prompt that a problem occurs in the pumping process. In other embodiments, the drawing error may also be displayed in the touch screen 10 at the same time.

The setting like this, according to the offset of real-time calculation liquid medicine volume to this external interference when controlling the liquid medicine package drawing, if there is the external interference to survey heavy piece to the measurement of the real-time weight of liquid medicine package, then the sudden change can take place for the real-time weight of liquid medicine package, and exert an influence to the final weight of liquid medicine package, after being provided with liquid medicine package change curve, then can detect the sudden change of liquid medicine package weight in real time, and restrict the influence of external to the drawing.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.