CN219835948U - Neonate blood product input connecting device - Google Patents

Abstract

The utility model discloses a neonate blood product input connection device, which comprises an infusion support for hanging an infusion bag with blood products inside, wherein an infusion structure is connected with the outlet end of the infusion bag through an infusion pipeline; the infusion structure comprises a three-way valve arranged on the infusion pipeline and far away from one end of the infusion bag, an infusion set for carrying out venous transfusion on a neonate is arranged on a connecting port on one end of the three-way valve and far away from the infusion pipeline, an injector is detachably arranged on a connecting port on the side end of the three-way valve, and the infusion structure further comprises an injection pump which is detachably connected with the injector and used for controlling the injector to carry out venous transfusion on the neonate at a given infusion pressure and infusion rate. The utility model has the advantages of realizing blood product transfusion treatment on the newborn at a given transfusion pressure and transfusion rate, effectively reducing the workload of medical staff and reducing the pollution of blood products to reduce the probability of infection when the transfusion amount of blood products is large.

Description

Neonate blood product input connecting device

Technical Field

The utility model relates to the technical field of medical treatment, in particular to a neonatal blood product input connection device.

Background

Clinically in hospitals, for the new born with anemia or hemolysis, blood products are generally required to be infused into the new born for treatment purposes. At present, in the process of carrying out blood transfusion product treatment on a neonate in a hospital, as the treatment process has higher requirements on the infusion pressure and the infusion rate of blood products, the blood transfusion product treatment is generally carried out on the neonate by adopting a neonate blood transfusion structure of a blood transfusion pump combined with an injector and a liquid transfusion tube, and the blood transfusion product treatment is carried out on the neonate at a set infusion pressure and infusion rate by utilizing the neonate blood transfusion structure.

However, in the existing neonatal blood transfusion structure, in the using process, a syringe is used for extracting a blood product with a preset volume from a blood product bag, then the syringe is connected with a transfusion tube and then arranged on a blood transfusion pump, and the blood product is conveyed into a blood vessel of a neonate by utilizing the matching of the blood transfusion pump, the syringe and the transfusion tube, so that the treatment purpose of the blood transfusion product is achieved; when the blood product amount of the infusion is large, the repeated extraction is needed for many times, so that the workload of medical staff is increased, the repeated extraction is easy to cause blood product pollution and further increase the infection probability, and the practical application requirement is difficult to meet.

A novel blood transfusion device disclosed in Chinese patent application publication No. CN212756707U, which has the technical key points that: including blood transfusion hose, blood transfusion bag, syringe and syringe pump, set gradually filter and flow regulator along the direction of delivery of blood on the blood transfusion hose, and one of them one end of blood transfusion hose is provided with the syringe needle, and the other end intercommunication has first connecting pipe and second connecting pipe, and first connecting pipe is provided with the pjncture needle that can insert blood transfusion bag and be used for with the inside cavity intercommunication of blood transfusion bag away from blood transfusion hose, and second connecting pipe is connected with the syringe back to blood transfusion hose's one end detachable, and syringe detachable installs on the syringe pump. Although the scheme can realize the treatment of infusing blood products to the newborn with accurate set infusion pressure and infusion rate, the problem that when the infusion amount of blood products is large and infusion is needed with accurate set infusion pressure and infusion rate, the workload of medical staff can be effectively reduced and the pollution of blood products caused to reduce the probability of infection can not be solved.

Accordingly, the present utility model provides a new solution to the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a neonate blood product input connection device which can realize blood product transfusion treatment on neonates at a given transfusion pressure and transfusion rate, and can effectively reduce the workload of medical staff and reduce the probability of pollution of blood products to reduce infection when the transfusion amount of blood products is large.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the neonate blood product input connection device comprises an infusion support for hanging an infusion bag with blood products inside, wherein an infusion structure is connected to the outlet end of the infusion bag through an infusion pipeline; the infusion structure comprises a three-way valve arranged on the infusion pipeline and far away from one end of the infusion bag, an infusion set for carrying out venous transfusion on a neonate is arranged on a connecting port on one end of the three-way valve and far away from the infusion pipeline, an injector is detachably arranged on a connecting port on the side end of the three-way valve, and the infusion structure further comprises an injection pump which is detachably connected with the injector and used for controlling the injector to carry out venous transfusion on the neonate at a given infusion pressure and infusion rate.

Preferably, the infusion pipeline comprises a connecting pipe detachably connected with the infusion bag through a bottle stopper puncture needle, a flow regulator and a self-exhausting drip chamber are sequentially arranged on the connecting pipe from top to bottom, an air filtering membrane is arranged at the lower end of the inside of the self-exhausting drip chamber, and the three-way valve is detachably connected with one end, far away from the bottle stopper puncture needle, of the connecting pipe through a connecting port of the three-way valve.

Preferably, the infusion apparatus comprises an infusion tube arranged on a connecting port of the three-way valve, wherein the connecting port is far away from one end of the connecting tube, an infusion needle which is detachably connected with a neonate vein is arranged on one end of the infusion tube, a liquid medicine filter is arranged on the infusion tube, and a check valve which flows in one direction towards the infusion needle is arranged on one end of the infusion tube, which is close to the infusion needle.

Preferably, the flow regulator is a tape cartridge flow regulator.

Preferably, the liquid medicine filter is a bacteria filtering-grade precise liquid medicine filter with automatic liquid stopping, automatic exhausting and air flowing preventing functions.

Due to the adoption of the structure, the utility model has the following beneficial effects:

when the infusion bag is used, the infusion bag can be hung at a designated working position through the infusion support, then the three-way valve of the infusion structure is communicated with the infusion bag through the infusion pipeline, in the working process, the infusion bag, the infusion pipeline, the three-way valve and the injector are sequentially communicated through the control switch of the three-way valve, the injector is controlled to suck the blood product with the preset volume in the infusion bag into the injector through the injector by utilizing the injector, then the injector is stopped to work and the control switch of the three-way valve is regulated, so that the injector, the three-way valve and the infusion set are sequentially communicated, the injector is controlled to push the injector to work, the air in the infusion set is emptied through the injector, then the infusion set is communicated with the vein of a neonate, and finally the injector is started to work, when the transfusion quantity is large, when the transfusion operation is finished for the first time, the operation of the injection pump is stopped, the control switch of the three-way valve is regulated to change the communication state of the injection pump and the transfusion tube into the communication state of the injection pump and the transfusion tube, the operation of the injection pump is started again to control the suction operation of the injection pump, the predetermined volume of blood product in the transfusion bag is sucked into the injection pump through the injection pump, the operation of the injection pump is stopped and the control switch of the three-way valve is regulated, the communication state of the injection pump and the transfusion tube is changed into the communication state of the injection pump and the transfusion tube, the operation of the injection pump is started again, the injection pump is used to control the injection pump to input the predetermined volume of blood product into the newborn body at the predetermined transfusion pressure and the transfusion rate, thereby circulating to achieve the purpose of continuous transfusion treatment. In the using process, through the mutual matching of the injector, the infusion pipeline, the infusion device, the infusion bag and the three-way valve, the whole process is in a closed state when blood products are repeatedly extracted, so that the workload of medical staff for repeatedly disassembling and assembling the injector can be reduced, and the infection caused by iatrogenic pollution of the blood products due to frequent disassembly and assembly of the interface end of the injector and environmental contact can be effectively avoided.

The utility model will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the utility model.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a neonatal blood product input connection device according to the present utility model.

Reference numerals illustrate: 1. the infusion bag comprises an infusion bag body 2, an infusion support 3, an infusion pipeline 31, a bottle stopper puncture needle 32, a connecting pipe 33, a flow regulator 34, a self-exhausting drip chamber 35, an air filtering membrane 4, an infusion structure 41, a three-way valve 42, an infusion apparatus 100, an infusion pipe 200, an infusion needle 300, a liquid medicine filter 400, a check valve 43, an injector 44 and an injection pump.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a neonate blood product input connection device includes an infusion support 2 for hanging an infusion bag 1 with blood products therein, and an infusion structure 4 connected to an outlet end of the infusion bag 1 through an infusion pipeline 3; the infusion structure 4 comprises a three-way valve 41 arranged on the infusion pipeline 3 and far away from one end of the infusion bag 1, an infusion set 42 for carrying out intravenous infusion on a neonate is arranged on a connecting port on one end, far away from the infusion pipeline 3, of the three-way valve 41, an injector 43 is detachably arranged on a connecting port on the side end of the three-way valve 41, and an injection pump 44 which is detachably connected with the injector 43 and used for controlling the injector 43 to carry out intravenous infusion on the neonate at a given infusion pressure and infusion rate. In the use process, the infusion bag 1 can be hung at a designated working position through the infusion support 2, then the three-way valve 41 of the infusion structure 4 is communicated with the infusion bag 1 through the infusion pipeline 3, in the working process, the infusion bag 1, the infusion pipeline 2, the three-way valve 41 and the syringe 43 are sequentially communicated through adjusting the control switch of the three-way valve 41, then the syringe 43 is controlled to suck the blood product with the preset volume in the infusion bag 1 into the syringe 43 through the syringe 43, then the syringe 44 is stopped to work and the control switch of the three-way valve 41 is adjusted, the syringe 43, the three-way valve 41 and the infusion set 42 are sequentially communicated, the syringe 43 is controlled to push the infusion, the air in the infusion set 42 is emptied through the syringe 43, then the syringe 44 is stopped to work, and then the infusion set 42 is communicated with the vein of a neonate, finally, starting the injection pump 44 to work, controlling the injector 43 to input the blood product with a preset volume into the newborn body at a preset infusion pressure and infusion rate by using the injection pump 44 so as to achieve the purpose of infusion treatment, in addition, when the infusion quantity is large, stopping the operation of the injection pump 44 after the first infusion operation is finished, changing the communication state of the injector 43 and the infusion 42 into the communication state of the injector 43 and the infusion pipeline 3 by adjusting the control switch of the three-way valve 41, restarting the operation of the injection pump 44 to control the suction action of the injector 43, sucking the blood product with a preset volume in the infusion bag 1 into the injector 43 by the injector 43, stopping the operation of the injection pump 44 and adjusting the control switch of the three-way valve 41, changing the communication state of the injector 43 and the infusion pipeline 3 into the communication state of the injector 43 and the infusion pipeline 42, restarting the operation of the injection pump 44, the syringe 43 is controlled by the syringe pump 44 to input the blood product with a preset volume into the newborn at a preset infusion pressure and infusion rate, so that the purpose of continuous infusion treatment is achieved by circulation, and when the blood product is repeatedly extracted, the whole process is in a sealed state through the mutual matching of the syringe 43, the infusion pipeline 3, the infusion device 42, the infusion bag 1 and the three-way valve 41, so that the workload of repeatedly assembling and disassembling the syringe by medical staff can be reduced, and the infection caused by iatrogenic pollution of the blood product due to frequent assembly and disassembly of an interface end of the syringe and environmental contact can be effectively avoided.

In this embodiment, the infusion line 3 includes a connection tube 32 detachably connected to the infusion bag 1 through a bottle stopper puncture needle 31, a flow regulator 33 and a self-venting drip chamber 34 are sequentially disposed on the connection tube 32 from top to bottom, and an air filtering membrane 35 is disposed at the lower end of the self-venting drip chamber 34, where the three-way valve 41 is detachably connected to an end of the connection tube 32 away from the bottle stopper puncture needle 31 through a connection port of the three-way valve 41. In the use process, the connecting pipe 32 of the infusion pipeline 3 is communicated with one connecting port of the three-way valve 41, then the bottle stopper puncture needle 31 is punctured and stretches into the infusion bag 1, so that the infusion bag 1, the connecting pipe 32, the flow regulator 33, the self-venting drip chamber 34 and the air filtering membrane 35 are sequentially communicated, in the process of sucking the blood product with the preset volume in the infusion bag 1 into the syringe 43 through the syringe 43, the flow of the liquid in the connecting pipe 32 is automatically regulated through the flow regulator 33 according to the requirement, the air filtering membrane 35 is utilized for filtering the liquid in the connecting pipe 32, so that bubbles and air are prevented from entering the syringe 43 through the connecting pipe 32 to bring potential safety hazards to infusion operation, and meanwhile, the air generated by the filtering treatment of the air filtering membrane 35 is automatically operated in the environment through the self-venting drip chamber 34, so that the use safety is further improved.

In this embodiment, the infusion set 42 includes an infusion tube 100 disposed on a connection port of the three-way valve 41 at an end far away from the connection tube 32, an infusion needle 200 detachably connected to a vein of a newborn is disposed on an end of the infusion tube 100 far away from the three-way valve 41, a liquid medicine filter 300 is disposed on the infusion tube 100, and a check valve 400 unidirectional flowing toward the infusion needle 200 is disposed on an end of the infusion tube 100 near the infusion needle 200. In the use process, after the air in the infusion tube 100 of the infusion apparatus 42 is emptied through the injector 43, the infusion needle 200 is communicated with the vein of the neonate, the injector 43 is controlled by the injection pump 44 to sequentially deliver the blood products with the preset volume into the neonate through the three-way valve 41, the infusion tube 100, the liquid medicine filter 300, the check valve 400 and the infusion needle 200 at the preset infusion pressure and infusion rate, so that the purpose of infusion treatment is achieved, meanwhile, in the infusion process, the liquid medicine filter 300 is used for performing bacteria filtering operation so as to prevent the blood products with bacteria from entering the neonate to cause medical accidents, and meanwhile, after one infusion operation is finished, the blood reflux of the neonate can be effectively prevented through the check valve 400, potential safety hazards are brought to the infusion treatment, and the use safety is further improved.

In this embodiment, the flow regulator 33 is a tape-card flow regulator; the liquid medicine filter 300 is a bacteria-filtering-level precise liquid medicine filter with automatic liquid stopping, automatic air exhausting and air flowing preventing functions.

When the infusion bag is specifically used, firstly, the infusion bag 1 can be hung at a designated working position through the infusion support 2, then the connecting pipe 32 of the infusion pipeline 3 is communicated with one connecting port of the three-way valve 41, the injector 43 is embedded at the designated position on the injection pump 44, and then the bottle stopper puncture needle 31 is punctured and inserted into the infusion bag 1, so that the infusion bag 1, the connecting pipe 32, the flow regulator 33, the self-exhaust dropping funnel 34 and the air filtering membrane 35 are sequentially communicated; secondly, the control switch of the three-way valve 41 is regulated to sequentially communicate the infusion bag 1, the infusion pipeline 2, the three-way valve 41 and the injector 43, the injector 43 is controlled to suck the blood product with the preset volume in the infusion bag 1 into the injector 43 by the injector 44, in the process of sucking the blood product with the preset volume in the infusion bag 1 into the injector 43 by the injector 43, the flow rate of the liquid in the connecting pipe 32 is automatically regulated by the flow regulator 33 according to the requirement, the liquid in the connecting pipe 32 is filtered by the air filtering film 35, so as to prevent bubbles and air from entering the injector 43 through the connecting pipe 32 to bring potential safety hazards to the infusion operation, meanwhile, the air generated by the filtering treatment of the air filtering film 35 is automatically operated in the environment through the self-exhausting dropping funnel 34, thereby further improving the use safety, then stopping the operation of the injection pump 44 and adjusting the control switch of the three-way valve 41 to enable the injector 43, the three-way valve 41 and the infusion set 42 to be communicated in sequence, controlling the injection operation of the injector 43 by the injection pump 44, evacuating the air in the infusion tube 100 of the infusion set 42 by the injector 43, stopping the operation of the injection pump 44, communicating the infusion needle 200 with the vein of the neonate, controlling the injector 43 by the injection pump 44 to sequentially deliver the blood product with a preset volume into the neonate through the three-way valve 41, the infusion tube 100, the liquid medicine filter 300, the check valve 400 and the infusion needle 200 at a preset infusion pressure and infusion rate so as to achieve the purpose of infusion treatment, simultaneously, filtering bacteria by the liquid medicine filter 300 in the infusion process so as to prevent medical accidents caused by the blood product with bacteria entering the neonate, the check valve 400 can effectively prevent blood reflux of newborns and bring potential safety hazards to infusion treatment, then when the infusion quantity is large, the operation of the injection pump 44 is stopped after the first infusion operation is finished, the communication state of the injector 43 and the infusion device 42 is changed into the communication state of the injector 43 and the infusion pipeline 3 by adjusting the control switch of the three-way valve 41, the operation of the injection pump 44 is restarted to control the sucking action of the injector 43, the preset volume of blood products in the infusion bag 1 is sucked into the injector 43 by the injector 43, the operation of the injection pump 44 is stopped, the control switch of the three-way valve 41 is adjusted, and the communication state of the injector 43 and the infusion pipeline 3 is changed into the communication state of the injector 43 and the infusion device 42; finally, the syringe pump 44 is started to work, the syringe pump 44 is used for controlling the syringe 43 to input the blood product with a preset volume into the neonate body at a preset infusion pressure and infusion rate, so that the purpose of continuous infusion treatment is achieved by circulation, and when the blood product is repeatedly extracted, the whole process is in a sealed state through the mutual matching of the syringe 43, the infusion pipeline 3, the infusion device 42, the infusion bag 1 and the three-way valve 41, so that the workload of repeatedly assembling and disassembling the syringe by medical staff can be reduced, and the infection caused by iatrogenic pollution of the blood product due to frequent assembly and disassembly of an interface end of the syringe and environmental contact can be effectively avoided.

In a word, the utility model adopts the structure, and has the advantages of realizing blood product transfusion treatment on newborns at a given transfusion pressure and transfusion rate, effectively reducing the workload of medical staff and reducing the probability of causing blood product pollution to reduce infection when the blood product transfusion amount is large.

The preferred embodiments of the present utility model have been described above. It is to be understood that the utility model is not limited to the specific embodiments described above, wherein devices and structures not described in detail are to be understood as being implemented in a manner common in the art; any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or modifications to equivalent embodiments without departing from the scope of the technical solution of the present utility model, using the methods and technical contents disclosed above, without affecting the essential content of the present utility model. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims (5)

1. The neonate blood product input connection device comprises an infusion support (2) for hanging an infusion bag (1) with blood products inside, wherein an infusion structure (4) is connected to the outlet end of the infusion bag (1) through an infusion pipeline (3); the method is characterized in that: the infusion structure (4) comprises a three-way valve (41) arranged on the infusion pipeline (3) and far away from one end of the infusion bag (1), an infusion device (42) used for carrying out intravenous infusion on a neonate is arranged on a connecting port on one end of the three-way valve (41) and far away from the infusion pipeline (3), an injector (43) is detachably arranged on a connecting port on the side end of the three-way valve (41), and the infusion structure further comprises an injection pump (44) detachably connected with the injector (43) and used for controlling the injector (43) to carry out intravenous infusion on the neonate at a given infusion pressure and infusion rate.

2. The neonatal blood product input connection device of claim 1, wherein: the infusion pipeline (3) comprises a connecting pipe (32) detachably connected with the infusion bag (1) through a bottle stopper puncture needle (31), a flow regulator (33) and a self-exhausting drip chamber (34) are sequentially arranged on the connecting pipe (32) from top to bottom, an air filtering membrane (35) is arranged at the lower end of the inside of the self-exhausting drip chamber (34), and the three-way valve (41) is detachably connected with one end, far away from the bottle stopper puncture needle (31), of the connecting pipe (32) through a connecting port of the three-way valve (41).

3. The neonatal blood product input connection device of claim 2, wherein: the infusion apparatus (42) comprises an infusion tube (100) arranged on a connecting port of the three-way valve (41) and away from one end of the connecting tube (32), an infusion needle (200) detachably connected with a neonate vein is arranged on one end of the infusion tube (100) and away from the three-way valve (41), a liquid medicine filter (300) is arranged on the infusion tube (100), and a check valve (400) which flows unidirectionally towards the infusion needle (200) is arranged on one end of the infusion tube (100) close to the infusion needle (200).

4. The neonatal blood product input connection device of claim 2, wherein: the flow regulator (33) is a tape card flow regulator.

5. A neonatal blood product input connection as claimed in claim 3, wherein: the liquid medicine filter (300) is a bacteria filtering-level precise liquid medicine filter with automatic liquid stopping, automatic air exhausting and air flowing preventing functions.