CN202822169U - Intestine and stomach nutrient canal used for endoscope visible cannula - Google Patents
Intestine and stomach nutrient canal used for endoscope visible cannula Download PDFInfo
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- CN202822169U CN202822169U CN201220459434.4U CN201220459434U CN202822169U CN 202822169 U CN202822169 U CN 202822169U CN 201220459434 U CN201220459434 U CN 201220459434U CN 202822169 U CN202822169 U CN 202822169U
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- stomach
- main pipe
- intestines
- endoscope
- optical fiber
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Abstract
The utility model discloses an intestine and stomach nutrient canal used for an endoscope visible cannula. The intestine and stomach nutrient canal used for the endoscope visible cannula comprises a main pipe body (3) and an infusion connection port (5). The infusion connection port (5) is connected on the liquid inlet end of the main pipe body (3). Nutrient solution is infused into a pipe cavity of the main pipe body (3) through the infusion connection port (5) and flows out from the liquid outlet end of the main pipe body (3). The intestine and stomach nutrient canal further comprises an optical fiber (1) and an optical fiber splice (6) which is matched with a connection port of an external light source. The optical fiber (1) is buried in the pipe wall of the main pipe body (3). The light inlet end of the optical fiber (1) penetrates out of the pipe wall of the main pipe body (3) and is connected with the optical fiber splice (6). The light outlet end of the optical fiber (1) extends out of the liquid outlet end of the main pipe body (3). The intestine and stomach nutrient canal used for the endoscope visible cannula can provide a stable light environment for an endoscope and facilitate the achievement of a visible cannula by using the endoscope.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, specifically a kind of the intestines and stomach nutritive canal.
Background technology
In clinical, can not take food and the patient's that gastrointestinal function perfects energy supply, generally carry out the supply of nutritional solution by inserting the intestines and stomach nutritive canal.The operation of inserting the intestines and stomach nutritive canal also is the key operation of operation, and the present major part of mode of inserting pipe is to enter the gastrointestinal organ by nasal cavity, also has the gastric operation fistulation to put pipe; Rear a kind of mode is only limited to the patient of esophageal blockage because damage is large, and front a kind of mode also is the preferential mode that adopts of this class esophageal blockage patient, and therefore, the clinical practice that should the gastrointestinal organ be inserted in the intestines and stomach nutritive canal by nasal cavity is very extensive.
At present, inserting of the intestines and stomach nutritive canal normally undertaken by blindmate.Because the depth distance that the intestines and stomach nutritive canal is inserted is long, by nasal cavity, enter the organs such as esophagus, stomach, this requires doctor's skilled operation degree very high.Yet, even very skilled doctor inserts operation, owing to patient's individual differentiation, also have the experience of failure.For the shortcoming of the intestines and stomach nutritive canal blindmate, the thinking of nowadays a kind of solution is to adopt endoscope's intubate, so just can observe the process of inserting of the intestines and stomach nutritive canal and adjust with convenient.But because present technical merit, all large than gastrointestinal nutrition tube with the endoscope diameter of light source, can't penetrate in the intestines and stomach nutritive canal and use, and select minor diameter not with endoscope's intubate of light source, its imaging second-rate affected the effect of observing greatly.Therefore, because present gastrointestinal nutrition tube all can not use the mode of endoscope to put pipe, the difficulty of putting pipe is increased, greatly limited promoting the use of of gastrointestinal nutrition tube.
The utility model content
The purpose of this utility model provides a kind of the intestines and stomach nutritive canal for the visual intubate of endoscope, can provide stable photoenvironment for endoscope, and endoscope easy to use realizes visual intubate.
The purpose of this utility model is achieved through the following technical measures:
A kind of the intestines and stomach nutritive canal for the visual intubate of endoscope, comprise main pipe and infusion connector, infusion connector is connected on main pipe's the liquid feeding end, nutritional solution injects main pipe's tube chamber by infusion connector, and flow out from main pipe's liquid outlet, described the intestines and stomach nutritive canal also comprise optical fiber and with the suitable fibre-optical splice of external light source interface; Described optical fiber is embedded in main pipe's the tube wall, and tube wall and fibre-optical splice that the light inputting end of optical fiber passes the main pipe join, and the bright dipping end of optical fiber exposes from main pipe's liquid outlet.Like this, to optical fiber, the optical fiber that exposes main pipe's liquid outlet illuminates the place ahead environment of the intestines and stomach nutritive canal to external light source with light conduction, realizes that for utilizing endoscope visual intubate provides photoenvironment, and because optical fiber is installed on the main pipe, it is high for the light durability that endoscope provides.
Optical fiber described in the utility model is divided into two bundles at least.
The bright dipping end of respectively restrainting optical fiber described in the utility model is evenly spaced apart in main pipe's fluid port outer wall.Like this, each restraints optical fiber can provide more uniform photoenvironment for endoscope, avoids occurring the illumination dead angle.
The intestines and stomach nutritive canal described in the utility model also comprises be used to stopping that endoscope passes the barrier ring of main pipe's liquid outlet; Described barrier ring is installed in the tube chamber that the main pipe is arranged in liquid outlet.
Fibre-optical splice described in the utility model is fixed on the infusion connector.
Infusion connector described in the utility model is the infusion connector with straight-through and two interfaces of bypass.Like this, as the food that patient's gastrointestinal occurs is when stopping up head end and affecting the observation of endoscope, and at this moment can utilize the bypass interface of infusion connector is the liquid outlet of flushable gastrointestinal nutrition tube with the syringe saline injection, makes image restoration clear.
Main pipe described in the utility model offers two side openings at the tube wall near liquid outlet.Like this, can guarantee when main pipe's liquid outlet occurs to stop up, nutritional solution can flow out by side opening to be supplied with to the patient.
The intestines and stomach nutritive canal described in the utility model also comprises two sealing joints for sealing infusion connector inlet; Described sealing joint flexible is connected on the infusion connector.
The intestines and stomach nutritive canal described in the utility model also comprises and is used to the transfer adapter of large specification infusion joint of infusion connector; Described adapter flexibly connects on infusion connector.
In sum, compared with prior art, the utlity model has following beneficial effect:
The intestines and stomach nutritive canal of the present utility model can provide stable photoenvironment for endoscope, endoscope easy to use realizes visual intubate, be that the operator is under the illumination of optical fiber, can observe clearly the state that pipeline enters human organ by endoscope, and can in time adjust the orientation of intubate, make the intestines and stomach nutritive canal enter smoothly the organ of appointment, the greatly operation that has made things convenient for medical personnel of degree, improved and put the smooth of pipe, can avoid blindmate to put pipe to patient's internal's damage, when putting pipe, can mistake not enter pulmonary, through the stomach pylorus time, easily pass through.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is the structure cross-sectional schematic of this utility model preferred embodiment;
Fig. 2 is the A-A profile among Fig. 1.
The specific embodiment
As depicted in figs. 1 and 2, the intestines and stomach nutritive canal that is used for the visual intubate of endoscope of this utility model preferred embodiment comprises main pipe 3, infusion connector 5, optical fiber 1, with the suitable fibre-optical splice 6 of external light source interface be used for stopping that endoscope passes the barrier ring 8 of main pipe's 3 liquid outlets; Infusion connector 5 is connected on main pipe 3 the liquid feeding end, nutritional solution injects main pipe 3 tube chamber by infusion connector 5, and flow out from main pipe 3 liquid outlet, barrier ring 8 is installed in the tube chamber that main pipe 3 is arranged in liquid outlet, fibre-optical splice 6 is fixed on the infusion connector 5, optical fiber 1 is embedded in main pipe 3 the tube wall, and tube wall and fibre-optical splice 6 that the light inputting end of optical fiber 1 passes main pipe 3 join, and the bright dipping end of optical fiber 1 exposes from main pipe 3 liquid outlet.External light source with light conduction to optical fiber, the optical fiber that exposes main pipe's liquid outlet illuminates the place ahead environment of the intestines and stomach nutritive canal, for utilizing endoscope to realize that visual intubate provides photoenvironment, and because optical fiber is installed on the main pipe, it is high for the light durability that endoscope provides.
According to actual needs, optical fiber 1 of the present utility model can be set to a branch of or multi beam, for can be for endoscope provides more uniform photoenvironment, optical fiber 1 generally be divided into two bundles at least, and respectively restraints optical fiber 1 even compartment of terrain and expose from main pipe 3 fluid port outer wall.This preferred embodiment is divided into two symmetrical as shown in Figure 2 bundles with optical fiber 1.
In addition, this preferred embodiment has also adopted following technical measures, and nutritive canal improves to the intestines and stomach, these technical measures are not essential to this utility model, but can increase practicality and the reliability of the intestines and stomach nutritive canal, be described as follows: offer two side openings 2 main pipe 3 near the tube wall of liquid outlet, to guarantee that when the generation of main pipe's 3 liquid outlets was stopped up, nutritional solution can flow out supply to the patient by side opening 2; Two sealing joints 4 that are used for sealing infusion connector 5 inlets are set, sealing joint 4 flexibly connects on infusion connector 5, convenient can using and seal joint 4 sealing infusion connectors 5 when infusion connector 5 not use avoid antibacterial to enter main pipe's 3 tube chambers from infusion connector 5.Be provided for the adapter 7 for the large specification infusion joint of infusion connector 5 switchings, adapter 7 flexibly connects on infusion connector 5.
In addition, be guarantee of the medical safety, each building block of above-mentioned the intestines and stomach nutritive canal all should adopt non-toxic biocompatible material to make
The intestines and stomach nutritive canal that this preferred embodiment is used for the visual intubate of endoscope in use, after generally adopting the pre-flushing of normal saline with syringe from infusion connector 5, the endoscope that selects appropriate size is inserted into barrier ring 8 from the straight-through interface of infusion connector 5 and can not continues to insert, then fibre-optical splice 6 is connected on the light source interface of light source, and open light source, at this moment the optical fiber 1 that exposes of the gastrointestinal nutrition tube liquid outlet of this preferred embodiment is luminous.At this moment can insert mode of operation according to stomach tube and enter nasal cavity from patient's a side nostril, at this moment because the luminous point that optical fiber 1 produces, the scene in the intestines and stomach nutritive canal the place ahead is clear visual, scene can reflect by endoscope and by instrument, the operator can adjust the position that gastrointestinal nutrition tube enters at any time according to image, avoided blindly entering, made gastrointestinal nutrition tube can enter smoothly the position of patient's appointment.At this moment can extract endoscope, take off the light source joint of light source.The infusion joint that connects at last the equipment of infusion nutrient solutions by infusion connector 5 can connect by adapter 7 during large specification joint in this way.Clinically, as the food that patient's gastrointestinal occurs is when stopping up head end and affecting the observation of endoscope, and at this moment can utilize the bypass interface of infusion connector 5 is the liquid outlet of flushable gastrointestinal nutrition tube with the syringe saline injection, makes image restoration clear.In infusion connector 5 obsolete situations, should connect sealing joint 4 and avoid antibacterial to enter.
Embodiment of the present utility model is not limited to this, according to foregoing, ordinary skill knowledge and customary means according to this area, do not breaking away under the above-mentioned basic fundamental thought of this utility model prerequisite, equivalent modifications, replacement or change that this utility model can also be made other various ways all can realize this utility model purpose.
Claims (9)
1. the intestines and stomach nutritive canal that is used for the visual intubate of endoscope, comprise main pipe (3) and infusion connector (5), infusion connector (5) is connected on the liquid feeding end of main pipe (3), nutritional solution injects main pipe's (3) tube chamber by infusion connector (5), and flow out from main pipe's (3) liquid outlet, it is characterized in that: described the intestines and stomach nutritive canal also comprise optical fiber (1) and with the suitable fibre-optical splice (6) of external light source interface; Described optical fiber (1) is embedded in the tube wall of main pipe (3), and tube wall and fibre-optical splice (6) that the light inputting end of optical fiber (1) passes main pipe (3) join, and the bright dipping end of optical fiber (1) exposes from main pipe's (3) liquid outlet.
2. the intestines and stomach nutritive canal for the visual intubate of endoscope according to claim 1, it is characterized in that: described optical fiber (1) is divided into two bundles at least.
3. the intestines and stomach nutritive canal for the visual intubate of endoscope according to claim 2 is characterized in that: the described bright dipping end of respectively restrainting optical fiber (1) is evenly spaced apart in main pipe's (3) fluid port outer wall.
4. according to claim 1 to 3 each described the intestines and stomach nutritive canals for the visual intubate of endoscope, it is characterized in that: described the intestines and stomach nutritive canal also comprises be used to stopping that endoscope passes the barrier ring (8) of main pipe (3) liquid outlet; Described barrier ring (8) is installed in the tube chamber that main pipe (3) is arranged in liquid outlet.
5. the intestines and stomach nutritive canal for the visual intubate of endoscope according to claim 4, it is characterized in that: described fibre-optical splice (6) is fixed on the infusion connector (5).
6. the intestines and stomach nutritive canal for the visual intubate of endoscope according to claim 5 is characterized in that: described infusion connector (5) is for having the infusion connector of straight-through and two interfaces of bypass.
7. the intestines and stomach nutritive canal for the visual intubate of endoscope according to claim 6 is characterized in that: described main pipe (3) offers two side openings (2) at the tube wall near liquid outlet.
8. the intestines and stomach nutritive canal for the visual intubate of endoscope according to claim 7 is characterized in that: described the intestines and stomach nutritive canal also comprises two the sealing joints (4) for sealing infusion connector (5) inlet; Described sealing joint (4) flexibly connects on infusion connector (5).
9. the intestines and stomach nutritive canal for the visual intubate of endoscope according to claim 8 is characterized in that: described the intestines and stomach nutritive canal also comprises the adapter (7) that is used to the large specification infusion joint of infusion connector (5) switching; Described adapter (7) flexibly connects on infusion connector (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220459434.4U CN202822169U (en) | 2012-09-10 | 2012-09-10 | Intestine and stomach nutrient canal used for endoscope visible cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220459434.4U CN202822169U (en) | 2012-09-10 | 2012-09-10 | Intestine and stomach nutrient canal used for endoscope visible cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202822169U true CN202822169U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220459434.4U Expired - Lifetime CN202822169U (en) | 2012-09-10 | 2012-09-10 | Intestine and stomach nutrient canal used for endoscope visible cannula |
Country Status (1)
| Country | Link |
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| CN (1) | CN202822169U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595643A (en) * | 2017-10-17 | 2018-01-19 | 中山大学附属第医院 | A kind of Nasal cavity intestinal tube aids in visual guidance device |
| CN113041159A (en) * | 2021-03-23 | 2021-06-29 | 昆明医科大学第二附属医院 | Novel stomach tube convenient to put into pylorus |
-
2012
- 2012-09-10 CN CN201220459434.4U patent/CN202822169U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595643A (en) * | 2017-10-17 | 2018-01-19 | 中山大学附属第医院 | A kind of Nasal cavity intestinal tube aids in visual guidance device |
| CN113041159A (en) * | 2021-03-23 | 2021-06-29 | 昆明医科大学第二附属医院 | Novel stomach tube convenient to put into pylorus |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |