CN208864846U

CN208864846U - Enteral nutrition syringe and nutrition infusion cassette including the syringe

Info

Publication number: CN208864846U
Application number: CN201821036024.2U
Authority: CN
Inventors: 朱丽
Original assignee: Tongji Medical College of Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology
Priority date: 2018-06-29
Filing date: 2018-06-29
Publication date: 2019-05-17
Anticipated expiration: 2028-06-29

Abstract

The utility model provides a kind of enteral nutrition syringe and the nutrition infusion cassette including the syringe.It is that purple injects the core bar perfusion connector different with multiple sizes that the syringe, which includes syringe outer cylinder, push rod, it is equipped with the first hickey in the front end of syringe outer cylinder, is equipped with the second hickey to match with the first hickey in the tail end of each perfusion connector；Filter screen is equipped in the junction of perfusion connector and syringe outer cylinder.The nutrition infusion cassette includes that interior separation has measuring cup containing cavities, syringe putting groove and the box body of connector placement platform is perfused, the measuring cup and above-mentioned syringe that amount is placed in measuring cup containing cavities, multiple syringe connector correspondences are placed in each perfusion connector putting groove, filter screen is placed in filter screen folding and unfolding slot, and syringe is placed in syringe putting groove.The utility model overall structure is simple, easy to use, it is ensured that enteral nutrition safety, it is unobstructed be transfused, reduce the generation of complication, it is easy to carry, use clean hygiene.

Description

Enteral nutrition syringe and nutrition infusion cassette including the syringe

Technical field

The utility model relates to a kind of medical equipments, and in particular to a kind of syringe for Enteral Nutritional Support and Nutrition infusion cassette including the syringe.

Background technique

It is clinically insufficient for oral feeding, be unable to oral feeding or be reluctant that the patient of oral feeding generally requires indwelling Stomach, nutrient canal of intestine give patients underwent Enteral Nutritional Support, especially for gastroenteric tumor, carcinoma of mouth, laryngocarcinoma, oesophagus The patients such as cancer, postoperative to give Enteral Nutritional Support by indwelling nutrient canal be essential link.

During clinical row gastrointestinal nutrition supportive treatment, it usually needs connecting nutrient canal with syringe is that patient injects nutrition Liquid, drug, water etc., and warm water washing pipe is given in timing.Currently, the conehead of syringe front end used in clinic can only be with stomach tube phase Connection, cannot match with other nutrition pipe fittings, and Medical Staff is caused to replace syringe to implement enteral using syringe Nutrition or washing pipe are easily mutually obscured with intravenous administration access, and the risk that nursing adverse events occur is increased.

In addition, when the nasal feeding of some patientss house, nasal feeding liquid because providing non-finished product for oneself is sticky, particle is relatively thick or is mixed with residue, It easily leads to nutrient canal and plugging occurs, cause the consequence for being forced to pull out pipeline and setting pipe again, increase the pain and economy of patient Burden.When the nasal feeding of house other than needing syringe, it is also necessary to configure measuring cup, it is of different sizes to generally require configuration two Measuring cup holds nutrient solution and water respectively, the accurate amount for measuring nutrient solution and water.House nasal feeding lacks dedicated sterile trays or nursing Box stores therapeutic appliance, brings inconvenience, while easily causing the pollution of utensil to the storage and carrying of perfusion utensil, leads to disease The raw infection of human hair.

Summary of the invention

In view of the deficiencies of the prior art, the utility model provide a kind of design science, it is easy to use, be suitable for it is a variety of often See that the enteral nutrition syringe of nutrition pipe fitting and the nutrition infusion cassette including the syringe, the syringe can be distinguished strictly In venous channel, can be connected with a variety of nutrition pipelines, meanwhile, it can effectively avoid nutrition pipe blocking, it is ensured that enteral nutrition It is transfused safely, unobstructed, reduces the generation of complication, improve the effect of Enteral Nutritional Support, there is good society's effect Benefit and economic benefit, and entire nutrition infusion cassette is easy to carry, uses clean hygiene.

Technical solution provided by the utility model: a kind of enteral nutrition syringe, including syringe outer cylinder and perfusion What device outer cylinder matched injects the core bar perfusion connector different with multiple sizes, and graduation mark is equipped on syringe outer cylinder, is being filled The front end for infusing device outer cylinder is equipped with the first hickey, is equipped in the tail end of each perfusion connector and matches with the first hickey Second hickey, and connected respectively by the first hickey screw thread on the second hickey of its tail end and syringe outer cylinder It connects；It is equipped with filter screen in the junction of perfusion connector and syringe outer cylinder, the pusher portion for injecting core bar is arranged to warn Color.

The utility model preferably technical solution: the perfusion connector includes stomach duct connector, Nasal gastrointestinal tube connector and Rule Connector, the stomach duct connector are conic pipe joint, and nozzle diameter is 0.4~0.6cm；The Nasal gastrointestinal tube connector is straight tube Connector, caliber are 0.2~0.3cm；The female Luer is the female Luer of standard 6:100；And stomach duct connector, Nasal gastrointestinal tube Connector and female Luer are purple connector.

The utility model preferably technical solution: the filter screen is detachable filter screen, is by up concave type circular net Face and the ring-type fixing plate composition for setting female end mouth, the filter screen are embedded at the end of the first hickey of syringe outer cylinder front end At mouthful, and fixed by ring-type fixing plate.

The utility model preferably technical solution: the core bar of injecting is made of the rubber plug of front end and the push rod at rear portion, The rear portion push rod is purple push rod, is equipped with pull ring in the tail end of push rod, and inject core bar in syringe under the pulling of pull ring Axial movement in outer cylinder.

The utility model preferably technical solution: finger fixed-wing is equipped in the tail end of syringe outer cylinder.

A kind of another technical solution provided by the utility model are as follows: nutrition infusion including above-mentioned enteral nutrition syringe Box, it is characterised in that: the nutrition infusion cassette includes having the box body of box cover and being placed in the intracorporal enteral nutrition syringe of box, measure Cup, the interior separation of the box body have measuring cup containing cavities, syringe putting groove and perfusion connector placement platform；The enteral nutrition syringe Including being equipped with the syringe outer cylinder of graduation mark, being connect from the different perfusion of core bar, multiple sizes of injecting that syringe outer cylinder matches Head and filter screen, the rubber plug for injecting core bar are placed in syringe outer cylinder, are equipped with pull ring in the tail end for injecting core bar；Outside syringe The front end of cylinder is equipped with the first hickey, is provided with the to match with the first hickey in the tail end of each perfusion connector Two hickeys；Multiple perfusion connector putting grooves and filter screen folding and unfolding slot are respectively equipped in perfusion connector placement platform；The amount Cup is placed in measuring cup containing cavities, and multiple perfusion connector correspondences are placed in each perfusion connector putting groove, and filter screen is placed in filter screen In folding and unfolding slot, syringe is placed in syringe putting groove.

The utility model preferably technical solution: the box body is lavender, injects the pusher portion of core bar and multiple Various sizes of perfusion connector is purple.

The utility model preferably technical solution: the perfusion connector includes stomach duct connector, Nasal gastrointestinal tube connector and Rule Connector, when specifically used, each perfusion connector passes through the second hickey and syringe outer cylinder front end of its tail portion respectively First hickey is threadedly coupled；It is arranged in there are three the perfusion connector putting grooves in perfusion connector placement platform, size The connectors different from three match.

The utility model preferably technical solution: there are two the measuring cups, respectively 100ml and 200ml's, and measuring cup The height of containing cavities is greater than or equal to the height of higher amount cup, and the width of measuring cup containing cavities is greater than the sum of the diameter of two measuring cups.

The utility model preferably technical solution: the syringe outer cylinder is circular cylinder body, in the tail end of syringe outer cylinder Equipped with finger fixed-wing, be arranged in inject core bar tail end pull ring be square draw ring；The shape and filling of the syringe putting groove Note device outer cylinder matches, and the position of 1/2 height in box body is arranged in syringe putting groove.

The utility model preferably technical solution: the filter screen is by up concave type circle wire side and the ring for setting female end mouth Shape fixed plate composition, when specifically used, the filter screen is embedded at the port of the first hickey of syringe outer cylinder front end, And it is fixed by ring-type fixing plate；The height of the perfusion connector placement platform is the 2/3 of box body height, and filter screen folding and unfolding slot is Diameter is greater than the circular groove of ring-type fixing plate.

The utility model has the beneficial effects that

(1) the perfusion connector setting of the utility model, can be according to the specification of nutrient canal there are three the connector of different size The perfusion connector for selecting different bores, facilitates a syringe that can connect the nutrient canal of a variety of different sizes, save the cost；

(2) push rod of the utility model, connector and outter box are designed to purple, are different from syringe, effectively distinguish Venous channel and enteral nutrition access, it is ensured that safe infusion；

(3) syringe of the utility model is additionally provided with detachable strainer, can filter in nutrient solution compared with coarse granule and Residue, effectively prevent nutrition pipe choking, and strainer detachably rinses.

(4) syringe, multiple connectors, filter screen and measuring cup can be accommodated in one by the infusion cassette in the utility model It rises, is easy to use and carries, and can ensure that the sanitation and hygiene of perfusion utensil.

The utility model overall structure is simple, easy to use, can strictly distinguish over venous channel, effectively pipeline be avoided to hinder Plug, it is ensured that enteral nutrition is transfused safe, unobstructedly, is reduced the generation of complication, is improved the effect of Enteral Nutritional Support, and It is easy to carry, use clean hygiene.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of nutrient solution syringe in the utility model；

Fig. 2 is the structural schematic diagram of nutrient solution syringe outer cylinder in the utility model；

Fig. 3 to Fig. 5 is respectively the structural schematic diagram of three kinds of different perfusion connectors；

Fig. 6 is the structural schematic diagram of filter screen in the utility model；

Fig. 7 is the positive structure schematic of nutrition infusion cassette in the utility model；

Fig. 8 is the left side view of Fig. 7；

Fig. 9 is Fig. 7 right side view；

Figure 10 is nutrition infusion cassette top view in the utility model；

Figure 11 is the box body front schematic view of nutrition infusion cassette in the utility model.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawings and examples.A kind of intestines as depicted in figs. 1 and 2 Interior nutrient infusion device, including syringe outer cylinder 1, from syringe outer cylinder 1 match inject core bar 2 and multiple sizes are different Connector 3 is perfused, the core bar 2 of injecting is made of the rubber plug 2-1 of front end and the push rod 2-2 at rear portion, the rear portion push rod 2-2 It is arranged to warn color, most preferably purple, vein syringe can be distinguished, is equipped with pull ring 2-3 in the tail end of push rod 2-2, in order to Convenient to use, squarely is arranged in pull ring 2-3, and the axial direction in syringe outer cylinder 1 of core bar 2 is injected under the pulling of pull ring 2-3 It is mobile.It is equipped with graduation mark 6 on syringe outer cylinder 1, groundwater increment can be measured, it is solid equipped with finger in the tail end of syringe outer cylinder 1 Determine the wing 8, be equipped with the first hickey 4 in the front end of syringe outer cylinder 1, is equipped with and the first spiral shell in the tail end of each perfusion connector 3 The second hickey 5 that line interface 4 matches, the first hickey of embodiment 4 in attached drawing are external screw joint, the second screw thread Interface 5 is internal thread interface, can mutually be exchanged the flank of two hickeys 5 according to easy to make in practical application, Ensure that two hickeys can match connection.Each perfusion connector 3 can pass through the second hickey 5 of its tail end It is threadedly coupled with the first hickey 4 on syringe outer cylinder 1.

In order to filter in nutrient solution compared with coarse granule and residue, prevent blocking nutrient canal from can fill as depicted in figs. 1 and 2 The junction for infusing connector 3 and syringe outer cylinder 1 is equipped with filter screen 7；As shown in fig. 6, the filter screen 7 is detachable filtering Net is made of up concave type circle wire side 7-1 and the ring-type fixing plate 7-2 for setting female end mouth, when need to use, directly will Filter screen 7 is embedded at the port of 1 the first hickey of front end 4 of syringe outer cylinder, and rides over first by ring-type fixing plate 7-2 Then the port surface of hickey 4 passes through the installation of perfusion connector 3, it can be ensured that filter screen 7 will not arbitrarily fall off, and square Just dismount, the installation of filter screen can also using existing other removablies installations, or be provided directly as it is fixed, such as Fruit be it is fixed, the port surface of hickey can be directly anchored to.

The perfusion connector 3 of the utility model can select suitable connector according to the nutrient canal connected, specifically include stomach Pipe fitting 3-1, Nasal gastrointestinal tube connector 3-2 and female Luer 3-3, the tail end of each connector are the identical threaded connection of size Mouthful, the stomach duct connector 3-1 is conic pipe joint, as shown in figure 3, its connector pipeline is wider, tapered, nozzle diameter is 0.4~0.6cm can be directly connected to stomach tube；The Nasal gastrointestinal tube connector 3-2 is straight connector, as shown in figure 4, its junction block Road is relatively narrow, and caliber is 0.2~0.3cm, is mainly used to connect nose catheter or nasointestinal tube；The female Luer 3-3 is standard 6:100's Female Luer, specific structure is as shown in figure 5, be mainly used to connect jejunum stoma pipe, it may not be necessary to connector；And stomach duct connector 3-1, Nasal gastrointestinal tube connector 3-2 and female Luer 3-3 are purple connector, avoid obscuring with other pipe joints.

In order to facilitate carrying and convenient for the folding and unfolding of utensil is perfused, all perfusion utensils are designed to one by the utility model Nutrition infusion cassette, as shown in figs. 7 to 11, the nutrition infusion cassette include the enteral for having the box body 9 of box cover and being placed in box body 9 Nutrient infusion device 10, measuring cup 11, the box body 9 be lavender transparent cartridge, be made of medical PP or PC material, box cover with Box body matches, can sealing cover close, and be provided with lock, handle be equipped on box cover, is convenient for carrying, can lead to after lid conjunction Lock locking is crossed, handle is directly held.Its box body 9 is quadrangle box, internal as shown in figure 11, is separated to form measuring cup Containing cavities 9-1, syringe putting groove 9-2 and perfusion connector placement platform 9-3, are respectively equipped with more on perfusion connector placement platform 9-3 A perfusion connector putting groove 9-4 and filter screen folding and unfolding slot 9-5.The height of the perfusion connector placement platform 9-3 is 9 height of box body The position of 1/2 height in box body 9 is arranged in 2/3, syringe putting groove 9-2, and the height of syringe putting groove 9-2, which is less than, to be filled The height of connector placement platform 9-3 is infused, the height of perfusion connector placement platform 9-3 is less than the height of measuring cup, and layered putting is conveniently taken It takes.

Syringe in figure embodiment in nutrition infusion cassette is enteral nutrition syringe shown in Fig. 1 to Fig. 6, including Syringe outer cylinder 1 equipped with graduation mark connects with inject core bar 2, stomach duct connector 3-1, Nasal gastrointestinal tube that syringe outer cylinder 1 matches Head 3-2, female Luer 3-3 and filter screen 7, the rubber plug 2-1 for injecting core bar 2 are placed in syringe outer cylinder 1, are injecting core bar 2 Tail end is equipped with square draw ring 2-3, and the syringe outer cylinder 1 is circular cylinder body, fixes in the tail end of syringe outer cylinder 1 equipped with finger The wing 8 is equipped with the first hickey 4 in the front end of syringe outer cylinder 1.So the shape and perfusion of the syringe putting groove 9-2 The structure of device outer cylinder 1 matches, and can be embedded into syringe putting groove 9-2.It is equipped on perfusion connector placement platform 9-3 A three perfusion connector putting groove 9-4 and filter screen folding and unfolding slot 9-5, the size of each placing groove is according to the size that connector is perfused Design, it is ensured that it is perfused connector and can be inserted in placing groove, and hickey is exposed, and can both guarantee that connector is perfused Health, and can be convenient and take；The stomach duct connector 3-1, Nasal gastrointestinal tube connector 3-2, female Luer 3-3 be inserted into respectively with In its groove to match.The filter screen folding and unfolding slot 9-5 is arranged according to the size of filter screen 7, is greater than filter screen 7 for diameter Ring-type fixing plate diameter circular groove, filter screen 7 is placed in filter screen folding and unfolding slot 9-5.There are two the measuring cups 11, respectively For 100ml and 200ml, and the height of measuring cup containing cavities 9-1 is greater than or equal to the height of higher amount cup, measuring cup containing cavities 9-1 Width be greater than the sum of the diameters of two measuring cups, the measuring cup of 100ml is generally used to dress water, and the measuring cup of 200ml is used to fill nutrient solution.

When the utility model is used, the suitable perfusion connector 3 of the nutrient canal selection of the connection according to required for nutrient infusion, so It is threadedly coupled mouth 4 with the first of 1 front end of syringe outer cylinder by the second threaded connection mouth 5 of its tail end afterwards to be threadedly coupled, even Before connecing, filter screen 7 is first mounted on 1 front end of syringe outer cylinder first is threadedly coupled in mouth 4；Then can normal use, Required water and nutrient solution are measured by measuring cup 11, then will perfusion connector be directly protruding into measuring cup 11, extract suitable water or Nutrient solution, and connect with nutrient canal, water or nutrient solution are filled into gastrointestinal tract.The utility model uses simply, easy to carry.

Claims

1. a kind of enteral nutrition syringe, it is characterised in that: the syringe includes syringe outer cylinder (1) and syringe outer cylinder (1) What is matched injects core bar (2) the perfusion connector (3) different with multiple sizes, and graduation mark is equipped on syringe outer cylinder (1) (6), the first hickey (4) are equipped in the front end of syringe outer cylinder (1), are equipped with and the in the tail end of each perfusion connector (3) The second hickey (5) that one hickey (4) matches, and pass through the second hickey (5) of its tail end and perfusion respectively The first hickey (4) on device outer cylinder (1) is threadedly coupled；It is equipped in perfusion connector (3) and the junction of syringe outer cylinder (1) Filter screen (7), the pusher portion for injecting core bar (2) are arranged to warn color.

2. a kind of enteral nutrition syringe according to claim 1, it is characterised in that: the perfusion connector (3) includes stomach Pipe fitting (3-1), Nasal gastrointestinal tube connector (3-2) and female Luer (3-3), the stomach duct connector (3-1) are conic pipe joint, Nozzle diameter is 0.4~0.6cm；The Nasal gastrointestinal tube connector (3-2) is straight connector, and caliber is 0.2~0.3cm；It is described Female Luer (3-3) is the female Luer of standard 6:100；And stomach duct connector (3-1), Nasal gastrointestinal tube connector (3-2) and Rule connect Head (3-3) is purple connector.

3. a kind of enteral nutrition syringe according to claim 1 or 2, it is characterised in that: the filter screen (7) is removable Formula filter screen is unloaded, is made of up concave type circle wire side (7-1) and the ring-type fixing plate (7-2) for setting female end mouth, the filtering Net (7) is embedded at the port of syringe outer cylinder (1) the first hickey of front end (4), and solid by ring-type fixing plate (7-2) It is fixed.

4. a kind of enteral nutrition syringe according to claim 1 or 2, it is characterised in that: it is described inject core bar (2) be by The rubber plug (2-1) and rear portion push rod (2-2) of front end form, and the rear portion push rod (2-2) is warning color, and warning color is purple, It is equipped with pull ring (2-3) in the tail end of push rod (2-2), and injects core bar (2) in syringe outer cylinder under the pulling of pull ring (2-3) (1) axial movement in；Finger fixed-wing (8) are equipped in the tail end of syringe outer cylinder (1).

5. a kind of nutrition infusion cassette including enteral nutrition syringe as claimed in claim 1 or 2, it is characterised in that: the nutrition is defeated Note box includes enteral nutrition syringe (10), the measuring cup (11) for having the box body (9) of box cover and being placed in box body (9), the box Separating in body (9) has measuring cup containing cavities (9-1), syringe putting groove (9-2) and perfusion connector placement platform (9-3)；The enteral Nutrient infusion device (10) include equipped with graduation mark syringe outer cylinder (1), with syringe outer cylinder (1) match inject core bar (2), multiple sizes different perfusion connector (3) and filter screen (7), the rubber plug (2-1) for injecting core bar (2) are placed in syringe outer cylinder (1) in, pull ring (2-3) is equipped in the tail end for injecting core bar (2)；The first hickey is equipped in the front end of syringe outer cylinder (1) (4), the second hickey (5) to match with the first hickey (4) is provided in the tail end of each perfusion connector (3)； Multiple perfusion connector putting grooves (9-4) and filter screen folding and unfolding slot (9-5) are respectively equipped in perfusion connector placement platform (9-3)；Institute It states measuring cup (11) to be placed in measuring cup containing cavities (9-1), multiple perfusion connector (3) correspondences are placed in each perfusion connector putting groove (9- 4) in, filter screen (7) is placed in filter screen folding and unfolding slot (9-5), and syringe outer cylinder (1) is placed in syringe putting groove (9-2).

6. a kind of nutrition infusion cassette including enteral nutrition syringe according to claim 5, it is characterised in that: the box Body (9) is lavender, and the perfusion connector (3) of the pusher portion and multiple and different sizes of injecting core bar (2) is purple.

7. a kind of nutrition infusion cassette including enteral nutrition syringe according to claim 6, it is characterised in that: the filling Note connector (3) includes stomach duct connector (3-1), Nasal gastrointestinal tube connector (3-2) and female Luer (3-3), when specifically used, each Connector (3) are perfused respectively by the second hickey (5) of its tail portion and first hickey of syringe outer cylinder (1) front end (4) it is threadedly coupled；Be arranged perfusion connector placement platform (9-3) on perfusion connector putting groove (9-4) there are three, size The connectors different from three match.

8. a kind of nutrition infusion cassette including enteral nutrition syringe according to claim 6, it is characterised in that: the amount There are two cups (11), respectively 100ml and 200ml's, and the height of measuring cup containing cavities (9-1) is greater than or equal to higher amount cup Highly, the width of measuring cup containing cavities (9-1) is greater than the sum of the diameter of two measuring cups.

9. a kind of nutrition infusion cassette including enteral nutrition syringe according to claim 6, it is characterised in that: the filling Infusing device outer cylinder (1) is circular cylinder body, is equipped with finger fixed-wing (8) in the tail end of syringe outer cylinder (1), core bar is being injected in setting (2) pull ring (2-3) of tail end is square draw ring；The shape of the syringe putting groove (9-2) and syringe outer cylinder (1) phase Match, and the position of 1/2 height is arranged in box body (9) in syringe putting groove (9-2).

10. a kind of nutrition infusion cassette including enteral nutrition syringe according to claim 6, it is characterised in that: described Filter screen (7) is by up concave type circle wire side (7-1) and sets the ring-type fixing plate (7-2) of female end mouth and forms, specifically used When, the filter screen (7) is embedded at the port of syringe outer cylinder (1) the first hickey of front end (4), and fixed by annular Plate (7-2) is fixed；The height of perfusion connector placement platform (9-3) is the 2/3 of box body (9) height, filter screen folding and unfolding slot (9- 5) it is greater than the circular groove of ring-type fixing plate (7-2) for diameter.