CN111214383A - Nutrient pipeline - Google Patents

Nutrient pipeline Download PDF

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Publication number
CN111214383A
CN111214383A CN202010215743.6A CN202010215743A CN111214383A CN 111214383 A CN111214383 A CN 111214383A CN 202010215743 A CN202010215743 A CN 202010215743A CN 111214383 A CN111214383 A CN 111214383A
Authority
CN
China
Prior art keywords
pipeline
interface
input pipeline
nutrient
multifunctional input
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010215743.6A
Other languages
Chinese (zh)
Inventor
夏晓群
高明榕
张文伟
叶建平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Maiketian Life Science Co ltd
Original Assignee
Shenzhen Maiketian Life Science Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Maiketian Life Science Co ltd filed Critical Shenzhen Maiketian Life Science Co ltd
Priority to CN202010215743.6A priority Critical patent/CN111214383A/en
Publication of CN111214383A publication Critical patent/CN111214383A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0026—Parts, details or accessories for feeding-tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0003—Nasal or oral feeding-tubes, e.g. tube entering body through nose or mouth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0026—Parts, details or accessories for feeding-tubes
    • A61J15/0069—Tubes feeding directly to the intestines, e.g. to the jejunum
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/10—Tube connectors; Tube couplings
    • A61M39/105—Multi-channel connectors or couplings, e.g. for connecting multi-lumen tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/10—Tube connectors; Tube couplings
    • A61M2039/1083—Tube connectors; Tube couplings having a plurality of female connectors, e.g. Luer connectors

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Otolaryngology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention discloses a nutrition pipeline, which comprises a multifunctional input pipeline and an output pipeline, wherein the multifunctional input pipeline is communicated with the output pipeline, the multifunctional input pipeline is provided with a step type interface, the step type interface can be contained in a mode of surrounding the peripheral side of the multifunctional input pipeline, and when the step type interface is in a contained state, a female luer interface is exposed on the multifunctional input pipeline; when the tower type connector is matched with a male luer connector, the male luer connector can be inserted into a female luer connector for use only by firstly storing the stepped connector; namely, the invention can not additionally purchase the adapter, thereby providing great convenience for the work of medical care personnel.

Description

Nutrient pipeline
Technical Field
The invention relates to the technical field of medical instruments, in particular to a nutrient pipeline.
Background
When an intensive care patient is fed with enteral nutrition, a gastrointestinal nutrition tube inserted into the stomach or jejunum of the patient through the mouth/nasal cavity of the patient is an important enteral nutrition feeding channel, and various required liquid nutrition or medicines are delivered into the stomach and intestine of the patient through a nutrition infusion pipeline connected with the outside so as to maintain the vital signs of the patient.
The gastrointestinal nutrition tube and the nutrition infusion pipeline are connected in two modes, one mode is that a 6% luer conical joint is adopted for connection (refer to GB1962), the nutrition infusion pipeline is generally a 6% male luer joint, and the joint of the gastrointestinal nutrition tube is an inner conical joint which can be tightly matched with the 6% male luer joint; the other is stepped interface connection (also called as a runner joint, refer to YY0483), namely, a stepped interface is configured on a nutrition infusion pipeline, and a joint on the gastrointestinal nutrition tube is a conical joint which can be tightly matched with the stepped interface.
Commercially available enteral feeding tubes are usually designed with a connector according to the requirements of YY 0483. In clinical use, if a nutrition infusion pipeline adopting 6% of male luer connectors is used, an adapter is required to be connected, the operation is relatively complicated, and an additional adapter part is required; the connectors of some gastrointestinal nutrition tubes are designed into inner cone structures matched with 6% male luer connectors, and meanwhile, an adapter matched with a step type connector is additionally arranged, so that when the nutrition infusion pipelines are connected, although the adapter is not used additionally, the operation steps are not simplified, the number of parts of the product is increased, and the manufacturing cost of the gastrointestinal nutrition tube is increased.
Disclosure of Invention
The invention aims to provide a nutrient pipeline to solve the problem that the conventional nutrient pipeline interface is incompatible.
In order to solve the technical problem, the invention provides a nutrition pipeline, which comprises a multifunctional input pipeline and an output pipeline, wherein the multifunctional input pipeline is communicated with the output pipeline, the multifunctional input pipeline is provided with a step type interface, the step type interface can be contained in a mode of surrounding the periphery of the multifunctional input pipeline, and when the step type interface is in a contained state, a female luer interface is exposed on the multifunctional input pipeline.
In one embodiment, the nutrition pipeline is further provided with a single-function pipeline, the single-function pipeline is communicated with the output pipeline, and the single-function pipeline is provided with a female luer interface or a step interface.
In one embodiment, the multifunctional input pipeline and the single-function pipeline are arranged on the same side of the nutrient pipeline, and an acute included angle is formed between the multifunctional input pipeline and the single-function pipeline.
In one embodiment, the multifunctional input pipeline and the output pipeline are connected into a straight pipeline.
In one embodiment, a foldable film bushing is surrounded on the periphery of the multifunctional input pipeline, the stepped interface is arranged at the port of the film bushing, and the film bushing can be folded and sleeved outside the pipe wall of the multifunctional input pipeline so that the stepped interface is surrounded outside the pipe wall of the multifunctional input pipeline.
In one embodiment, the caliber of the side of the membrane bushing close to the stepped interface is larger than the caliber of the side of the membrane bushing far from the stepped interface.
In one embodiment, the stepped interface has a hardness greater than a hardness of the membrane bushing.
In one embodiment, the outer wall of the multifunctional input pipeline is provided with an external thread, the outer wall of the multifunctional input pipeline is in threaded connection with a rotating sleeve, the port of the rotating sleeve is provided with the stepped interface, and the rotating sleeve is rotated to stretch out the stepped interface and retract the stepped interface to a state of surrounding the multifunctional input pipeline.
In one embodiment, the outer wall of the multifunctional input pipeline is provided with a containing groove, the containing groove is arranged around the pipe wall of the multifunctional input pipeline, a pipe sleeve capable of entering and exiting is installed in the containing groove, the port of the pipe sleeve is provided with the step type interface, and the pipe sleeve is used for extending out of the step type interface and retracting the step type interface to a state of surrounding the multifunctional input pipeline.
The invention has the following beneficial effects:
the multifunctional input pipeline is provided with the step type interface, so that the tower type joint can be directly inserted into the step type interface for use when the multifunctional input pipeline is matched with the tower type joint for application; the stepped interface can be accommodated in a mode of surrounding the periphery of the multifunctional input pipeline, when the stepped interface is in an accommodated state, the multifunctional input pipeline is exposed with the female luer interface, so when the stepped interface is matched with the male luer interface for application, the male luer interface can be inserted into the female luer interface for use only by firstly accommodating the stepped interface; namely, the invention can not additionally purchase the adapter, thereby providing great convenience for the work of medical care personnel.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a first embodiment of a nutrient line of the present invention;
FIG. 2 is a schematic view of the stepped interface of FIG. 1 in a stowed position;
FIG. 3 is a schematic diagram of a second embodiment of the nutrient line of the present invention;
FIG. 4 is a schematic structural view of a third embodiment of the nutrient line of the present invention;
FIG. 5 is a schematic structural view of a fourth embodiment of the nutrient line of the present invention;
FIG. 6 is a schematic structural view of a fifth embodiment of the nutrient line of the present invention;
FIG. 7 is a schematic structural view of a sixth embodiment of the nutrient line of the present invention;
FIG. 8 is a schematic structural view of an eighth embodiment of the nutrient line of the present invention;
FIG. 9 is a schematic view of the stepped interface of FIG. 8 in a stowed position;
FIG. 10 is a schematic structural view of a ninth embodiment of the nutrient line of the present invention;
fig. 11 is a schematic view of the stepped interface receiving state of fig. 10.
The reference numbers are as follows:
11. a multifunctional input pipeline; 111. an external thread; 112. a receiving groove; 12. an output pipeline; 13. a single function pipeline;
21. a stepped interface; 22. a female luer;
30. a film liner;
40. a rotating sleeve;
50. and (4) pipe sleeves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
A first embodiment of the feeding line according to the present invention is shown in fig. 1 and 2, and includes a multi-functional input line 11 and an output line 12, the multi-functional input line 11 and the output line 12 are communicated with each other, the multi-functional input line 11 is provided with a step connection port 21, the step connection port 21 can be received in a manner of surrounding the peripheral side of the multi-functional input line 11, and when the step connection port 21 is in a receiving state, a female luer 22 is exposed from the multi-functional input line 11.
When the tower-type connector is matched with the tower-type connector for application, the accommodation state of the step-type connector 21 can be released, and then the tower-type connector is inserted into the step-type connector 21; when the multifunctional input pipeline 11 needs to be matched with a male luer connector for application, the stepped interface 21 can be firstly accommodated outside the pipe wall of the multifunctional input pipeline 11, so that the female luer connector 22 is exposed, and finally, the male luer connector is inserted into the female luer connector 22.
When the medical staff uses the invention, the conversion joint does not need to be prepared additionally, the nutrition pipeline has the interface conversion function, and great convenience is provided for the work of the medical staff.
A second embodiment of the feeding line according to the invention is shown in fig. 3, which is essentially identical to the first embodiment, except that the feeding line is further provided with a single-function line 13, the single-function line 13 is in communication with the outlet line 12, and the single-function line 13 is provided with a female luer 22.
In other words, during application, various working states can be realized, for example, the single-function pipeline 13 is connected with the male luer connector, the multifunctional input pipeline 11 is connected with the tower connector, or the multifunctional input pipeline 11 is also connected with the male luer connector, so that the application range of the nutrient pipeline is further improved.
It should be noted that the single-function pipeline 13 may be provided with the female luer 22, or may be provided with the stepped luer 21, that is, the single-function pipeline 13 may be provided with the female luer 22 or the stepped luer 21, and the designer may select the single-function pipeline according to specific requirements.
A third embodiment of the nutrient canal according to the invention is shown in fig. 4, which is essentially identical to the second embodiment, except that the multifunctional inlet canal 11 and the single-function canal 13 are arranged on the same side of the nutrient canal, and that the multifunctional inlet canal and the single-function canal 13 form an acute angle therebetween.
This mode of setting up is convenient for concentrate on same direction with the input, provides convenience for medical personnel's operation, has the acute angle contained angle between multi-functional input pipeline 11 and the monofunctional pipeline 13 moreover, not only can avoid the contact winding between the different joints, also can improve the compact structure nature of nutrition pipeline.
A fourth embodiment of the feeding line according to the present invention is shown in fig. 5, which is substantially identical to the third embodiment except that the multi-functional inlet line 11 and the outlet line 12 are connected to form a straight line, and this arrangement is advantageous in ensuring the best communication between the multi-functional inlet line and the outlet line 12, thereby preventing the blockage caused by the bending of the lines.
A fifth embodiment of the feeding tube of the present invention is shown in fig. 6, which is substantially identical to the fourth embodiment, except that a foldable film bushing 30 is surrounded on the periphery of the multifunctional input tube 11, the end of the film bushing 30 is provided with a step interface 21, and the film bushing 30 can be folded over and sleeved on the tube wall of the multifunctional input tube 11, so that the step interface 21 is surrounded on the tube wall of the multifunctional input tube 11.
Since the film bushing 30 is made of a flexible material, the film bushing 30 can be folded at will, and after the film bushing 30 is folded inwards, the film bushing 30 will be sleeved outside the tube wall of the multifunctional input tube 11, and therefore, the stepped nipple 21 will also move and be sleeved outside the tube wall of the multifunctional input tube 11 under the driving of the film bushing 30, thereby exposing the female luer 22.
A sixth embodiment of the feeding line according to the present invention is shown in fig. 7, which is substantially identical to the fifth embodiment, except that the diameter of the membrane liner 30 near the stepped interface 21 is larger than the diameter of the membrane liner 30 far from the stepped interface 21, so that the membrane liner 30 will be substantially conical, and this structure has the advantage of enlarging the space of the membrane liner 30, so that the process of folding and storing the membrane liner 30 is easier, thereby improving the use experience of the medical staff.
The seventh embodiment of the feeding line according to the present invention is substantially identical to the sixth embodiment, except that the hardness of the step joint 21 is greater than that of the membrane liner 30, which is advantageous in that it does not interfere with the folding operation of the membrane liner 30, but at the same time enhances the hardness of the step joint 21, ensuring that the step joint 21 can be firmly connected with the tower joint.
An eighth embodiment of the nutrient line according to the present invention is shown in fig. 8 and 9, which is substantially identical to the first embodiment except that the outer wall of the multi-functional inlet line 11 is provided with an external thread 111, the outer wall of the multi-functional inlet line 11 is threadedly connected with a rotary sleeve 40, a port of the rotary sleeve 40 is provided with a stepped interface 21, and rotation of the rotary sleeve 40 is used to extend the stepped interface 21 and retract the stepped interface 21 to a state of surrounding the multi-functional inlet line 11.
At this time, the stepped interface 21 is arranged at the upper end of the rotary sleeve 40, and because the inner wall of the rotary sleeve 40 is provided with internal threads, the rotary sleeve 40 can be in threaded connection with the pipe wall of the multifunctional input pipeline 11, that is, the stepped interface 21 can be moved upwards by the rotation of the rotary sleeve 40 so as to be convenient for the matching application of a tower type joint, or the stepped interface 21 can be controlled to move downwards by the rotation of the rotary sleeve 40 so as to be directly exposed from the female luer 22 so as to be convenient for the matching application with the male luer.
A ninth embodiment of the feeding line according to the present invention is shown in fig. 10 and 11, and is substantially identical to the first embodiment except that the outer wall of the multi-functional inlet line 11 is provided with a receiving groove 112, the receiving groove 112 is disposed around the wall of the multi-functional inlet line 11, an inlet and outlet pipe sleeve 50 is installed in the receiving groove 112, a port of the pipe sleeve 50 is provided with a step type port 21, and the pipe sleeve 50 is used for extending the step type port 21 and retracting the step type port 21 to a state of surrounding the multi-functional inlet line 11.
At this time, the stepped interface 21 is arranged at the upper end of the sleeve 50, and since the sleeve 50 can move up and down in the receiving groove 112, when the sleeve 50 moves up, the stepped interface 21 can be matched with the tower type connector, and similarly, by moving down the sleeve 50, the stepped interface 21 moves down and exposes the female luer 22, thereby facilitating the matching application of the female luer 22 and the male luer.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a nutrition pipeline, its characterized in that, includes multi-functional input pipeline and output pipeline, multi-functional input pipeline with output pipeline switches on each other, multi-functional input pipeline is equipped with the step interface, the step interface can with surround in the form of multi-functional input pipeline week side is accomodate the step interface is in when accomodating the state, multi-functional input pipeline is shown female luer.
2. The nutrient line as claimed in claim 1, further comprising a single function line, wherein the single function line is communicated with the output line, and wherein the single function line is provided with a female luer or a stepped interface.
3. The nutrient pipeline of claim 2, wherein the multifunctional input pipeline and the single function pipeline are disposed on the same side of the nutrient pipeline, and an acute included angle is formed between the multifunctional input pipeline and the single function pipeline.
4. The nutrient circuit of claim 3, wherein the multi-function input circuit is connected to the output circuit as a straight circuit.
5. The nutrient pipeline as claimed in claim 1, wherein a foldable film bushing is surrounded around the multifunctional input pipeline, a port of the film bushing is provided with the stepped interface, and the film bushing can be folded over to be sleeved outside the pipe wall of the multifunctional input pipeline, so that the stepped interface is surrounded outside the pipe wall of the multifunctional input pipeline.
6. The nutrient line of claim 5, wherein the membrane liner has a larger caliber on a side thereof proximate the step junction than on a side thereof distal from the step junction.
7. The nutrient circuit of claim 5, wherein a hardness of the step interface is greater than a hardness of the membrane liner.
8. The nutrient pipeline as claimed in claim 1, wherein the outer wall of the multifunctional input pipeline is provided with an external thread, the outer wall of the multifunctional input pipeline is in threaded connection with a rotary sleeve, a port of the rotary sleeve is provided with the stepped interface, and rotation of the rotary sleeve is used for extending out of the stepped interface and retracting the stepped interface to a state surrounding the multifunctional input pipeline.
9. The nutrient pipeline as claimed in claim 1, wherein the outer wall of the multifunctional input pipeline is provided with a receiving groove, the receiving groove is arranged around the pipe wall of the multifunctional input pipeline, an in-and-out pipe sleeve is installed in the receiving groove, a port of the pipe sleeve is provided with the step interface, and the pipe sleeve is used for extending out of the step interface and retracting the step interface to a state surrounding the multifunctional input pipeline.
CN202010215743.6A 2020-03-24 2020-03-24 Nutrient pipeline Pending CN111214383A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010215743.6A CN111214383A (en) 2020-03-24 2020-03-24 Nutrient pipeline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010215743.6A CN111214383A (en) 2020-03-24 2020-03-24 Nutrient pipeline

Publications (1)

Publication Number Publication Date
CN111214383A true CN111214383A (en) 2020-06-02

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538836A (en) * 1981-04-13 1985-09-03 Fresenius Ag Union for medical instruments or pipes and a female half of such a union
JP2005348764A (en) * 2004-06-08 2005-12-22 Kawasumi Lab Inc Cap for medical instrument with luer taper and medical instrument
CN103717250A (en) * 2011-03-07 2014-04-09 米德兰医药设备控股公司 Retractable syringe with locking plunger
CN109173041A (en) * 2018-10-25 2019-01-11 天津市塑料研究所有限公司 Rule male and female connector conversion connector
CN209696067U (en) * 2019-02-13 2019-11-29 中国人民解放军总医院 Drainage bag crossover sub
CN212261904U (en) * 2020-03-24 2021-01-01 深圳麦科田生命科学有限公司 Nutrient pipeline

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538836A (en) * 1981-04-13 1985-09-03 Fresenius Ag Union for medical instruments or pipes and a female half of such a union
JP2005348764A (en) * 2004-06-08 2005-12-22 Kawasumi Lab Inc Cap for medical instrument with luer taper and medical instrument
CN103717250A (en) * 2011-03-07 2014-04-09 米德兰医药设备控股公司 Retractable syringe with locking plunger
CN109173041A (en) * 2018-10-25 2019-01-11 天津市塑料研究所有限公司 Rule male and female connector conversion connector
CN209696067U (en) * 2019-02-13 2019-11-29 中国人民解放军总医院 Drainage bag crossover sub
CN212261904U (en) * 2020-03-24 2021-01-01 深圳麦科田生命科学有限公司 Nutrient pipeline

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