CN102671281A - Stomach tube intubation depth identification device and manufacturing method thereof - Google Patents
Stomach tube intubation depth identification device and manufacturing method thereof Download PDFInfo
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- CN102671281A CN102671281A CN2012101500706A CN201210150070A CN102671281A CN 102671281 A CN102671281 A CN 102671281A CN 2012101500706 A CN2012101500706 A CN 2012101500706A CN 201210150070 A CN201210150070 A CN 201210150070A CN 102671281 A CN102671281 A CN 102671281A
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Abstract
The invention discloses a stomach tube intubation depth identification device and a manufacturing method thereof. The stomach tube intubation depth identification device disclosed by the invention comprises a stomach tube, and a guide wire capable of being inserted into the stomach tube, wherein the guide wire is provided pH cotton yarn, and the pH cotton yarn is obtained by adsorbing the juice of red cabbage and drying; and the stomach tube is provided with a stomach tube hole, and the stomach tube hole is adjacent to the tail end of the stomach tube. The manufacturing method of the stomach tube intubation depth identification device disclosed by the invention comprises the following steps of: respectively taking one stomach tube with the stomach tube hole, and one guide wire capable of being inserted into the stomach tube; taking the cotton yarn; and coiling the pH cotton yarn on the guide wire, wherein the pH cotton yarn is obtained by adsorbing the juice of red cabbage and drying. The stomach tube intubation depth identification device is nontoxic and harmless, and low in cost; and the cotton yarn contains the acid-base mixed indicator, but the acid-base mixed indicator is purely extracted from the vegetable, namely the red cabbage, so that the acid-base mixed indicator is nontoxic and harmless to a human body, steady in chemical properties, free from time influence and low in cost.
Description
Technical field:
The invention belongs to technical field of medical instruments, relate to a kind of stomach tube catheter depth identification device and manufacturing approach thereof.
Background technology:
Slotting stomach tube is a kind of operating technology commonly used clinically, is usually used in draining gastrointestinal contents through gastrointestinal decompression tube, or patient that can not oral feeding is poured into spoon meat from stomach tube, guarantees that patient takes in enough nutrition, moisture and medicine.So often will judge and confirm stomach tube after stomach tube inserts and not in bronchus, cause and suffocate in order to avoid infusion is strayed into air flue at gastric.Judge that the position of stomach tube is extremely important so stomach tube inserts the back, three kinds of methods are arranged usually: extract the gastric juice method, listen gur gling method, bubble effusion method.But these three kinds of discrimination methods all have its limitation:
(1) extracts the gastric juice method, because some patient's gastric juice is few or stomach tube when high slightly, even stomach tube has inserted gastric, also can not taken out gastric juice in the gastric position.
(2) listen the gur gling method.Stethoscope is put the patient gastric area,, judge when hearing gur gling that stomach tube is at gastric fast through the air of stomach tube to gastric injection 10ml.But patient's rale sound of some respiratory tract infection is obvious, possibly cover gur gling, disturbs auscultation to be difficult to judge.
(3) bubble is overflowed: the stomach tube buccal is placed in the treatment bowl that is filled with water, and no bubble is overflowed, and stomach tube is described not in air flue, and the side light stomach tube is at gastric.But patient's expectorant gas shutoff pipe of some respiratory tract infection also not necessarily has tangible bubble to overflow even stomach tube inserts trachea, causes the illusion of stomach tube at gastric this moment easily.
Find out that thus above three kinds of methods can not judge easily and accurately that all whether stomach tube is at gastric; Especially to the patient of old respiratory tract infection; Their air flue is insensitive to foreign body; Sometimes the insensitive or rale sound of coughre flex obviously or expectorant to stop up trachea or gastric juice few etc., the stomach tube that uses conventional method not judge quick, convenient, exactly in these cases to insert at gastric still in bronchus.
Summary of the invention:
The present invention provides a kind of and is fit to use in vivo, nontoxic stomach tube catheter depth identification device and manufacturing approach thereof; When using conventional method to be difficult to judge the stomach tube position; The present invention can be fast, whether judge the stomach tube that inserts easily and accurately at gastric, and the present invention especially is fit to patient's intubate uses such as old age, abundant expectoration, gastric juice are few.
The present invention adopts following technical scheme:
A kind of stomach tube catheter depth identification device of the present invention; Comprise: stomach tube and the seal wire that can insert stomach tube; On seal wire, be provided with the pH cotton yarn, the pH cotton yarn is the cotton yarn behind purple cabbage juice of absorption and the airing, and it is adjacent with the stomach tube end on stomach tube, to be provided with stomach tube hole and stomach tube hole.
The manufacturing approach of a kind of stomach tube catheter depth identification device of the present invention; Get a stomach tube that offers the stomach tube hole and the seal wire that can insert stomach tube respectively; Get cotton yarn again, the pH cotton yarn is wrapped on the seal wire, said pH cotton yarn is the cotton yarn behind purple cabbage juice of absorption and the airing.
Compared with prior art, the present invention has following advantage:
The present invention makes cotton yarn have soda acid mixed indicator (being called for short the pH cotton yarn) with pure edible vegetable juice.In the perforate of stomach tube cecum, be fastened on the seal wire in the stomach tube that have must shape pH cotton yarn, the hole through the stomach tube cecum contacts with gastric juice, and the pH cotton yarn presents redness on the seal wire, thus the judgement stomach tube is inserted in gastric.Through the relative position in pH cotton yarn and stomach tube hole on the design seal wire, avoid the pH cotton yarn before touching gastric juice, to be soaked, thereby influence result's judgement by saliva etc.
The present invention has following characteristics: judge that 1, required gastric juice amount is few: be not enough to release when gastric juice is less; In the time of can not using conventional extraction gastric juice method to judge; But this moment, gastric juice still can be dipped on the pH cotton yarn that twines on the stomach tube inner guide wire, and the present invention just can judge whether stomach tube is inserted in gastric according to pH cotton yarn change in color; 2, do not need auscultation, so do not receive the stifled little air flue of the obvious or expectorant of respiratory tract infection patient rale sound and influence judged result.3, avoiding saliva etc. to influence the result judges: the design of pH cotton yarn relative position has avoided saliva etc. to influence result's judgement on stomach tube hole and the seal wire.4, the pH cotton yarn must shape design it is soaked by gastric juice at place, stomach tube hole easily, present metachromasia, the especially gastric juice judgement that after a little while also can develop the color.5, nontoxic, with low cost: although the soda acid mixed indicator is arranged on the cotton yarn, because of pure be to extract the purple cabbage from edible vegetable, harmless to human non-toxic, chemical characteristic is stable, does not receive the influence of time, and with low cost.
Description of drawings
Fig. 1 is a stomach tube hollow structure sketch map.
Fig. 2 is the guide wire sketch map of Stationary pH cotton yarn.
Fig. 3 is a structural representation of the present invention.
Among the figure: 1 stomach tube, 2 seal wires, 3 stomach tube holes, 4 palpus shape pH cotton yarns, 5 stomach tube openings, 6 stomach tube cecums, 7 insert the seal wire end of stomach tubes.
The specific embodiment
Embodiment 1
A kind of stomach tube catheter depth identification device; Comprise: stomach tube 1 and the seal wire 2 that can insert stomach tube 1; On seal wire 2, be provided with 2 ~ 4 pH cotton yarns 4, pH cotton yarn 4 cotton yarn after for purple cabbage juice of absorption and airing is provided with stomach tube hole 3 on stomach tube 1 and stomach tube hole 3 is adjacent with the stomach tube end.In the present embodiment, the cotton yarn as pH cotton yarn 4 is wound on the seal wire 2; It is that the quantity of pH cotton yarn 4 is 2,3 or 4 that the quantity that is arranged at the pH cotton yarn 4 on the seal wire 2 is 2 ~ 4; Axial distance between the adjacent pH cotton yarn equates; The quantity that is arranged at the stomach tube hole 3 on the stomach tube 1 is 2 ~ 4; Axial distance between the adjacent stomach tube hole equates and equals the axial distance between the adjacent pH cotton yarn that said stomach tube hole is along the circumferential uniform distribution of stomach tube, and the axial length of pH cotton yarn is less than or equal to the minimum axial distance between the hole wall of adjacent stomach tube hole.
A kind of manufacturing approach of stomach tube catheter depth identification device, get respectively one offer stomach tube hole 3 stomach tube 1 and the seal wire 2 that can insert stomach tube 1, get the pH cotton yarn again, the pH cotton yarn is wrapped on the seal wire 2 cotton yarn of said pH cotton yarn after for purple cabbage juice of absorption and airing.Adsorb cotton yarn behind purple cabbage juice and the airing adopt below arbitrary method prepare:
Method 1:
Get purple cabbage, remove the outer dead leaf of purple cabbage, clean and chopping, the purple cabbage after will shredding again is placed in the heating container and adds water the purple cabbage after the chopping is immersed in the water; Heated and boiled is more than ten minutes; Cooled and filtered is also got filtrating, and is last, gets cotton yarn and cotton yarn is soaked in filtrating; Treat to take out, dry after cotton yarn soaks into, obtain adsorbing the cotton yarn behind purple cabbage juice and the airing.
Method 2:
Get purple cabbage, remove the outer dead leaf of purple cabbage, clean and chopping, the purple cabbage after will shredding again is placed in the container and adds mass percent concentration is 95% ethanol; Purple cabbage after the chopping is immersed in the ethanol; 30 minutes after-filtration are also got filtrating, and are last, get cotton yarn and cotton yarn is soaked in filtrating; Cotton yarn soaks into that take out the back, drying, treats promptly to get after ethanol can be sent out the cotton yarn that adsorbs behind purple cabbage juice and the airing.
Method 3
Get purple cabbage, remove the outer dead leaf of purple cabbage, clean, squeeze the juice after the chopping and filter, last, to get cotton yarn and cotton yarn is soaked in filtrating, cotton yarn soaks into that take out the back, drying, obtains adsorbing the cotton yarn behind purple cabbage juice and the airing.
Test Example
Method according to embodiment 2 prepares a plurality of stomach tube catheter depth identification devices; Get pH value again and be respectively 1,3,5,7 and 8 solution as standard solution; Then stomach tube catheter depth identification device is inserted respectively in 1#, 2#, 3#, 4# and the 5# standard solution of different pH value; The color that is lilac pH cotton yarn in the stomach tube catheter depth identification device changes, and change in color sees table 1 for details.
Table 1
| Standard solution | 1# | 2# | 3# | 4# | 5# |
| PH cotton yarn color | Red | Pale red | Pink | Lycoperdon polymorphum Vitt | Gray purple |
| Standard litmus paper color | Peony | Red | Orange | Orange | Yellow |
Experiment proof: soaked air dried cotton yarn by purple cabbage juice and o'clock present red series in pH value 1 ~ 5; At pH value>present 5 o'clock non-red series (Lycoperdon polymorphum Vitt---purple).Through the clinical The above results that also confirmed: when stomach tube 1 was inserted in the stomach, the color of pH cotton yarn 4 became redness by lavender.In theory, The above results also is correct, and the pH value scope 0.8～1.8 of normal human's gastric juice is under the part pathological state 4～5.Human saliva and tracheal secretion pH value scope are 6～8.So being soaked air dried cotton yarn by purple cabbage juice presents redness in gastric juice, obviously be different from and in saliva and tracheal secretion, present Lycoperdon polymorphum Vitt or purple.
With reference to the accompanying drawings, the present invention is made more detailed explanation:
1, stomach tube hole: the stomach tube 1 internal diameter 0.4cm that nontoxic macromolecule medical material is processed, stomach tube cecum district has 4 holes as stomach tube hole 3, first pitch-row cecum 1.0cm, second first limit, hole of hole back gauge 0.5cm, but upper angle differs 90 degree in all footpaths of stomach tube; The 3rd hole back gauge second hole limit 0.5cm, but upper angle differs 90 degree again in all footpaths of stomach tube; The 3rd limit, hole 0.5cm of the 4th hole back gauge, but upper angle differs 90 degree again in all footpaths of stomach tube; The hole that 4 different angles are arranged in stomach tube cecum district 5cm scope like this.The hole be shaped as ellipse (0.5cm * 0.4cm) (Fig. 1) along the stomach tube major axis.
2, pH cotton yarn: certain kind of plant (purple cabbage) juice soaks into airing behind the thin cotton yarn, and cotton yarn had soda acid mixed indicator (pH cotton yarn) and was lavender this moment.
3, must be fastened on seal wire 2 by shape pH cotton yarn 4: a little group (0.5 * 0.4cm) palpus shape pH cotton yarn is twined at the terminal 0.5cm of the seal wire place that promptly inserts stomach tube cecum 6 apart from wire distal 7.Every so separated 0.5cm fixes the little palpus shape pH of group cotton yarn, totally 4 (Fig. 2).
4, seal wire inserts stomach tube: before inserting stomach tube; The seal wire 2 that will have palpus shape pH cotton yarn 4 inserts stomach tubes until cecum (6); Palpus shape pH cotton yarn 4 stagger mutually (Fig. 3) on 4 holes in this moment stomach tube cecum district and the seal wire; Must before touching gastric juice, be soaked by shape PH cotton yarn 4 during with the anti-plug stomach tube, thereby influence judged result by saliva.This moment, seal wire A point was concordant with stomach tube opening 5, and the B point is on the end direction that A is ordered on the seal wire, and AB is apart from 0.5cm (Fig. 3).7 of wire distals are concordant with stomach tube cecum 6.
5, stomach tube inserts judgement position, back: after the stomach tube per os of band seal wire 2, pharynx, esophagus inserted " stomach ", fixedly stomach tube was outwards extracted seal wire 20.5cm out, makes B point and stomach tube opening 5 concordant (Fig. 3).The fixing relative position of seal wire 2 and stomach tube 1, this moment wire distal 7 apart from the terminal 0.5cm of stomach tube, overlapping (Fig. 3) distinguished in 4 palpus shape pH cotton yarns, 4 corresponding 4 holes 3 with stomach tube on the seal wire.Must can expose outside the stomach tube hole 3 by shape pH cotton yarn 4; After treating that gastric juice fully soaks into the pH cotton yarn of palpus shape on the stomach tube hole after 2～3 minutes; Slowly extract the seal wire 2 of band pH cotton yarn out; Judge according to pH cotton yarn change in color: if present redness, explain that the mixed indicator on the cotton yarn runs into acidic liquid, stomach tube is inserted in gastric; If present blueness, explain that the mixed indicator on the cotton yarn runs into akaline liquid, stomach tube is not inserted in gastric.
Claims (7)
1. stomach tube catheter depth identification device; It is characterized in that; Comprise: stomach tube (1) and can insert the seal wire (2) of stomach tube (1); On seal wire (2), be provided with pH cotton yarn (4), the cotton yarn of pH cotton yarn (4) after for absorption purple cabbage juice and airing is provided with stomach tube hole (3) on stomach tube (1) and stomach tube hole (3) are adjacent with the stomach tube end.
2. stomach tube catheter depth identification device according to claim 1 is characterized in that, is wound on the seal wire (2) as the cotton yarn of pH cotton yarn (4).
3. stomach tube catheter depth identification device according to claim 1 and 2 is characterized in that, the quantity that is arranged at the pH cotton yarn (4) on the seal wire (2) is 2 ~ 4, and the axial distance between the adjacent pH cotton yarn equates;
The quantity that is arranged at the stomach tube hole (3) on the stomach tube (1) is 2 ~ 4; Axial distance between the adjacent stomach tube hole equates; And equal the axial distance between the adjacent pH cotton yarn; Said stomach tube hole is along the circumferential uniform distribution of stomach tube, and the axial length of pH cotton yarn is less than or equal to the minimum axial distance between the hole wall of adjacent stomach tube hole.
4. the manufacturing approach of a stomach tube catheter depth identification device; It is characterized in that; Getting one respectively offers the stomach tube (1) of stomach tube hole (3) and can insert the seal wire (2) of stomach tube; Get the pH cotton yarn again, the pH cotton yarn is wrapped on the seal wire (2), said pH cotton yarn is the cotton yarn behind purple cabbage juice of absorption and the airing.
5. manufacturing approach according to claim 4 is characterized in that, the cotton yarn that adsorbs behind purple cabbage juice and the airing adopts following method to prepare:
Get purple cabbage, remove the outer dead leaf of purple cabbage, clean and chopping, the purple cabbage after will shredding again is placed in the heating container and adds water the purple cabbage after the chopping is immersed in the water; Heated and boiled is more than ten minutes; Cooled and filtered is also got filtrating, and is last, gets cotton yarn and cotton yarn is soaked in filtrating; Treat to take out, dry after cotton yarn soaks into, obtain adsorbing the cotton yarn behind purple cabbage juice and the airing.
6. manufacturing approach according to claim 4 is characterized in that, the cotton yarn that adsorbs behind purple cabbage juice and the airing adopts following method to prepare:
Get purple cabbage, remove the outer dead leaf of purple cabbage, clean and chopping, the purple cabbage after will shredding again is placed in the container and adds mass percent concentration is 95% ethanol; Purple cabbage after the chopping is immersed in the ethanol; 30 minutes after-filtration are also got filtrating, and are last, get cotton yarn and cotton yarn is soaked in filtrating; Cotton yarn soaks into that take out the back, drying, treats promptly to get after the ethanol volatilization cotton yarn that adsorbs behind purple cabbage juice and the airing.
7. manufacturing approach according to claim 4 is characterized in that, the cotton yarn that adsorbs behind purple cabbage juice and the airing adopts following method to prepare:
Get purple cabbage, remove the outer dead leaf of purple cabbage, clean, squeeze the juice after the chopping and filter, last, to get cotton yarn and cotton yarn is soaked in filtrating, cotton yarn soaks into that take out the back, drying, obtains adsorbing the cotton yarn behind purple cabbage juice and the airing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101500706A CN102671281A (en) | 2012-05-15 | 2012-05-15 | Stomach tube intubation depth identification device and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101500706A CN102671281A (en) | 2012-05-15 | 2012-05-15 | Stomach tube intubation depth identification device and manufacturing method thereof |
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| CN102671281A true CN102671281A (en) | 2012-09-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559542A (en) * | 2019-08-28 | 2019-12-13 | 吉林大学第一医院 | Upper gastrointestinal hemorrhage nursing device for digestive system department |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2922937Y (en) * | 2005-12-31 | 2007-07-18 | 高岩 | Stomach tube with soluble lead wire |
| CN101657180A (en) * | 2007-03-14 | 2010-02-24 | 凯瑟琳·A·M·威茨曼 | Methods and systems for locating a feeding tube inside of a patient |
| CN202654522U (en) * | 2012-05-15 | 2013-01-09 | 东南大学 | Gastric tube intubation depth identification device |
-
2012
- 2012-05-15 CN CN2012101500706A patent/CN102671281A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2922937Y (en) * | 2005-12-31 | 2007-07-18 | 高岩 | Stomach tube with soluble lead wire |
| CN101657180A (en) * | 2007-03-14 | 2010-02-24 | 凯瑟琳·A·M·威茨曼 | Methods and systems for locating a feeding tube inside of a patient |
| CN202654522U (en) * | 2012-05-15 | 2013-01-09 | 东南大学 | Gastric tube intubation depth identification device |
Non-Patent Citations (1)
| Title |
|---|
| 卢玉振等: "一种天然指示剂-紫甘蓝色素", 《贵州医学》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559542A (en) * | 2019-08-28 | 2019-12-13 | 吉林大学第一医院 | Upper gastrointestinal hemorrhage nursing device for digestive system department |
| CN110559542B (en) * | 2019-08-28 | 2021-06-15 | 吉林大学第一医院 | Upper gastrointestinal hemorrhage nursing device for digestive system department |
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Application publication date: 20120919 |