CN213432193U - Lavage tube capable of controlling injection amount of antidote - Google Patents
Lavage tube capable of controlling injection amount of antidote Download PDFInfo
- Publication number
- CN213432193U CN213432193U CN202021385906.7U CN202021385906U CN213432193U CN 213432193 U CN213432193 U CN 213432193U CN 202021385906 U CN202021385906 U CN 202021385906U CN 213432193 U CN213432193 U CN 213432193U
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- China
- Prior art keywords
- antidote
- stomach
- pressure sensing
- tube
- magnetic attraction
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- Expired - Fee Related
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- 238000002347 injection Methods 0.000 title claims abstract description 65
- 239000007924 injection Substances 0.000 title claims abstract description 65
- 239000000729 antidote Substances 0.000 title claims abstract description 51
- 210000002784 stomach Anatomy 0.000 claims abstract description 77
- 239000003814 drug Substances 0.000 claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 1
- 230000002496 gastric effect Effects 0.000 abstract description 46
- 229940079593 drug Drugs 0.000 abstract description 14
- 239000012530 fluid Substances 0.000 abstract description 11
- 230000008673 vomiting Effects 0.000 abstract description 9
- 238000001784 detoxification Methods 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000002045 lasting effect Effects 0.000 abstract 1
- 230000005389 magnetism Effects 0.000 description 12
- 239000007788 liquid Substances 0.000 description 11
- 210000000214 mouth Anatomy 0.000 description 9
- 206010047700 Vomiting Diseases 0.000 description 5
- 210000003736 gastrointestinal content Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 2
- 206010008428 Chemical poisoning Diseases 0.000 description 1
- 206010016952 Food poisoning Diseases 0.000 description 1
- 208000019331 Foodborne disease Diseases 0.000 description 1
- 208000005374 Poisoning Diseases 0.000 description 1
- 206010067171 Regurgitation Diseases 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- 230000003457 anti-vomiting effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 229940124547 specific antidotes Drugs 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides a lavage tube of steerable antidote input volume, including the stomach tube body, stomach tube body one side is provided with the injection pipe, and the injection pipe includes head end and tail end, and the tail end is provided with the syringe connector, and the medicine mouth has been seted up to the head end, and the arc mouth has been seted up on the upper portion of medicine mouth, and arc mouth department is provided with the pressure sensing closure assembly, and the pressure sensing closure assembly seals to inlay and adorns in the arc mouth. The stomach tube body of the utility model is combined with the drug injection tube, and the gastric lavage fluid and the antidote are separately injected, so that on one hand, the work of injecting and sucking the gastric lavage fluid during gastric lavage can be carried out while the antidote is injected, and the execution of detoxification work is not influenced; on the other hand, the antidote can be prevented from being spit out due to vomit of the patient, so that the waste of the antidote is avoided. The setting of pressure sensing closing device can be closed the injection pipe when stomach pressure is great, prevents that the injection pipe from lasting the injection and leading to the further increase of stomach pressure and causing the patient to vomit.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a lavage tube of steerable antidote injection volume.
Background
In a rescue room, patients suffering from food poisoning or oral organic pesticide poisoning usually adopt an oral gastric lavage tube inserted for gastric lavage and detoxification. For patients with toxic toxicants, it is common to additionally inject an antidote, such as a specific antidote like sodium bicarbonate, into the stomach during the gastric lavage. Present clinical operation is mainly after injecting the gastric lavage liquid into the gastric cavity through the gastric lavage tube, the antidote is directly injected into to the gastric cavity through the gastric lavage tube to the rethread gastric lavage tube, there is a problem this moment, because the gastric lavage liquid has been injected into in the patient stomach, can directly cause anti-vomiting owing to the too big stomach pressure at the in-process of injecting the antidote, with gastric lavage liquid in the stomach, stomach content and antidote are vomited out simultaneously, so probably cause that the antidote has not got into or has not fully got into the gastric cavity and just been vomited out, can not reach good detoxification effect. In addition, the mixture of the injected gastric lavage fluid and the gastric contents needs to be sucked out through the gastric lavage tube during gastric lavage, which leads to complex operation and poor detoxification effect. In addition, the antidote is mainly injected by a syringe or instillation, and because the stomach capacity is limited, medical staff cannot grasp the stomach capacity and the stomach pressure of a patient when injecting the antidote into the patient, and discomfort such as vomiting and the like of the patient caused by overlarge stomach pressure due to excessive injection is easily caused.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the utility model provides a lavage tube capable of controlling the injection amount of antidote.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a lavage tube of steerable antidote input volume, includes the stomach tube body, stomach tube body one side is provided with the injection pipe, the injection pipe includes head end and tail end, the tail end is provided with the syringe connector, the medicine mouth has been seted up to the head end, the arc mouth has been seted up on the upper portion of medicine mouth, arc mouth department is provided with the pressure sensing closure assembly, the pressure sensing closure assembly seals to inlay the dress and is in the arc mouth.
Preferably, the pressure sensing closing component comprises an ultrathin elastic pressure sensing die, a pair of mutually-attracted first magnetic attraction pieces and a pair of mutually-attracted second magnetic attraction pieces, the elastic pressure sensing die is connected with the arc-shaped opening in a sealing mode, the first magnetic attraction pieces are fixedly adhered to one side face of the elastic pressure sensing die in the medicine injection tube, the second magnetic attraction pieces are fixedly installed in one side face of the medicine injection tube connected with the stomach tube body, and the first magnetic attraction pieces and the second magnetic attraction pieces are opposite to each other and are mutually attracted.
Preferably, the surface area of the elastic pressure-sensing die is larger than the area of the arc-shaped opening.
Preferably, the elastic pressure sensing die is of a telescopic structure which can be stretched, deformed and reset, and the stretching and deforming range can meet the requirement that the first magnetic attraction piece and the second magnetic attraction piece are mutually attracted together.
Preferably, the syringe connecting port is hermetically filled with high-density silica gel.
Preferably, a plurality of stomach tube holes are uniformly formed in the side wall of one end of the stomach tube body connected with the head end.
Preferably, a helically coiled guide wire is embedded in the inner wall of the stomach tube body and is positioned above the stomach tube hole.
Compared with the prior art, the beneficial effects of the utility model are that: the stomach tube body is combined with the drug injection tube, gastric lavage fluid and an antidote are separately injected, on one hand, the injection and the suction of the gastric lavage fluid during gastric lavage can be carried out while the antidote is injected, and the operation of detoxification is not influenced; on the other hand, the antidote can be prevented from being spit out due to vomit of the patient, so that the waste of the antidote is avoided. Pressure-sensing closing device's setting can be along with the pressure in the stomach crescent and make elasticity pressure-sensing mould to the stretch of injection pipe inner wall, makes the injection pipe tighten up, and the piece gets into first magnetism to inhale the within range of piece inter attraction with the second magnetism until the pressure in the stomach is big, and first magnetism is inhaled the piece and is inhaled the piece with the second magnetism and mutually inhales together to with the injection pipe closure, prevent that the injection pipe from continuing to annotate the medicine and leading to the further increase of pressure in the stomach and cause the patient to vomit.
Drawings
Fig. 1 is a schematic view of the overall structure of a lavage tube with controllable injection amount of antidote according to the present invention.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Referring to fig. 1, fig. 1 is a schematic view of the overall structure of a gastric lavage tube capable of controlling the injection amount of an antidote according to the present invention.
As shown in fig. 1, the utility model discloses a lavage tube of steerable antidote input of volume of embodiment, including stomach tube body 1, stomach tube body 1 one side is provided with injection pipe 2, injection pipe 2 and stomach tube body 1 body coupling, injection pipe 2 includes head end 21 and tail end 22, tail end 22 separates and is provided with syringe connector 23 with stomach tube body 1, tail end 22 cover establish in the syringe connector 23 outside and with syringe connector 23 sealing connection, medicine outlet 24 has been seted up to head end 21, arc mouth 25 has been seted up on medicine outlet 24's upper portion, arc mouth 25 department is provided with pressure sensing closure component 3, pressure sensing closure component 3 seals to inlay the dress in arc mouth 25.
In one embodiment, the gastric tube body 1 is used for injecting gastric lavage fluid and sucking out a mixture of the gastric lavage fluid and gastric contents during gastric lavage; the drug injection tube 2 is used for injecting antidote into the stomach cavity of the patient for detoxification; an injection syringe or a transfusion bottle is generally adopted to inject or drop antidote into the injection tube 2 through the injection syringe connecting port 23; the pressure sensing closing component 3 mainly has the function of closing under the action of pressure when the pressure in the stomach is higher, so that the medicine injection tube 2 is closed, and the medicine is stopped from being injected into the stomach continuously.
Preferably, the pressure sensing closing assembly 3 comprises an ultrathin elastic pressure sensing die 31, and a pair of mutually attracted first magnetic attraction pieces 32 and second magnetic attraction pieces 33, the elastic pressure sensing die 31 is hermetically connected with the arc-shaped opening 25, the first magnetic attraction pieces 32 are fixedly adhered to one side surface of the elastic pressure sensing die 31 in the drug injection tube 2, the second magnetic attraction pieces 33 are fixedly installed in one side surface of the drug injection tube 2 connected with the stomach tube body 1, and the first magnetic attraction pieces 32 and the second magnetic attraction pieces 33 are arranged oppositely and mutually attracted. The elastic pressure sensing die 31 is of a soft structure and can be extruded and deformed by liquid under hydraulic pressure; the widths of the first magnetic suction sheet 32 and the second magnetic suction sheet 33 are equal and equal to the inner perimeter of the drug injection tube 2, so that when the first magnetic suction sheet 32 and the second magnetic suction sheet 33 are mutually sucked, the inner cavity of the drug injection tube 2 can be completely closed by matching with the elastic induction die 31, continuous drug injection of the drug injection tube 2 is blocked, further increase of the pressure in the stomach is prevented, vomiting of a patient due to overlarge pressure in the stomach is prevented, the stomach cavity of the patient is protected, and accordingly, an antidote which is just injected can be prevented from being discharged along with stomach contents, and waste of the antidote can be prevented. The empty stomach capacity of a normal adult is only 50 milliliters, about 1.5 liters can be achieved after meals, the pressure in the stomach can be increased by injecting liquid into the stomach after the stomach capacity reaches 1.5 liters, and the regurgitation of a patient is finally caused along with the increase of the liquid injection. Therefore, the elastic pressure sensing die 31 starts to deform under pressure when the stomach capacity reaches 1.5 liters, sinks into the drug injection tube 2, pushes the first magnetic suction sheet 32 to approach the second magnetic suction sheet 33, and leads to the pressure in the stomach cavity to be increasingly higher along with the continuous injection of gastric lavage fluid and antidote into the stomach cavity, when the stomach capacity reaches about 2 liters, the elastic pressure sensing die 31 pushes the first magnetic attraction sheet 32 to the range capable of sensing the attraction of the second magnetic attraction sheet 33, then the first magnetic attraction sheet 32 and the second magnetic attraction sheet 33 attract each other, since the second magnetic attraction sheet 33 is fixed, the first magnetic attraction sheet 32 pulls the elastic pressure sensing die 31 to move towards the second magnetic attraction sheet 33, and finally the first magnetic attraction sheet 32 and the second magnetic attraction sheet 33 are mutually attracted together, so that the injection tube 2 is sealed and blocked by the elastic pressure sensing die 31, the first magnetic attraction sheet 32 and the second magnetic attraction sheet 33, and the antidote is prevented from being injected continuously.
Preferably, the surface area of the elastic pressure-sensing die 31 is larger than the area of the arc-shaped opening 25, so that the elastic pressure-sensing die 31 can completely cover the arc-shaped opening 25 and can generate a depression like the inside of the medicine injection tube 2.
Preferably, the elastic pressure sensing die 31 is a telescopic structure which can be deformed and reset by pulling, and the range of the deformation by pulling can satisfy the condition that the first magnetic attraction sheet 32 and the second magnetic attraction sheet 33 are mutually attracted together. The larger the deformation that the elastic pressure-sensitive die 31 can be pressed with an increase in the hydraulic pressure. Because the flow rate of antidote injected by a syringe or instilled by a hanging bottle is slow, and the injection tube 2 is thin, the hydraulic pressure in the injection tube 2 is small, and the hydraulic pressure in the gastric cavity is high, so that after the mixture of gastric lavage fluid, antidote and gastric content in the stomach reaches 1.5 liters, the hydraulic pressure in the gastric cavity is high, at the moment, the elastic sensing die 31 can be extruded and deformed into the injection tube 2 until the first magnetic suction piece 32 and the second magnetic suction piece 33 are mutually sucked together, the injection tube 2 is closed, and the tissue antidote continues to flow into the gastric cavity.
Preferably, the syringe connecting port 23 is hermetically filled with high-density silica gel 25, so that on one hand, when the antidote is injected, the needle of the syringe or the infusion bottle can be conveniently inserted and fixed, air leakage is avoided, and the hydraulic environment in the drug injection tube 2 is ensured; on the other hand, when the antidote is injected by the drug injection tube 2, the stomach content can be prevented from flowing back from the drug injection tube 2, and the treatment environment is prevented from being polluted.
Preferably, a plurality of stomach tube holes 11 have evenly been seted up on the lateral wall of the one end that stomach tube body 1 and head end 21 meet, the injection of gastric lavage liquid of being convenient for, because the distribution of a plurality of stomach tube holes 11, enlarged the washing area of gastric lavage liquid, can improve the effect and the efficiency of gastric lavage.
Preferably, a helically coiled guide wire 12 is embedded in the inner wall of the stomach tube body 1, and the guide wire 12 is positioned above the stomach tube hole 11. The setting of seal wire 12 can avoid stomach tube body 1 to break over or flatten after inserting, guarantees that stomach tube body 1 pours into the velocity of flow of gastric lavage liquid and the gastric content of suction. Guide wire 12 is located the top of stomach tube hole 11, and the stomach tube body 1 of being convenient for on the one hand inserts from the patient oral cavity, guarantees that the front end of stomach tube body 1 can be by extrusion deformation to reduce patient's misery, the stomach tube body 1 of being convenient for inserts wherein, and on the other hand does not block and offers stomach tube hole 11 on the stomach tube body 1, offers for stomach tube hole 11 and provides the space.
The utility model discloses when using, to ordinary poisoning, insert the patient's gastric cavity earlier with the lavage tube, then pour into the lavage liquid into in to the stomach through stomach tube body 1, carry out the lavage, then with stomach content suction through stomach tube body 1, so relapse, until the lavage completion can. To the patient that need inject antidote in addition, when injecting the gastric lavage liquid through stomach tube body 1, utilize the mode of syringe or transfusion bottle instillation, insert the syringe needle in syringe connector 23, then continuously inject antidote into injection pipe 2 in, when the pressure is great in the stomach, compress elastic pressure sensing mould 31 to first magnetism suction piece 32 and the mutual actuation of second magnetism suction piece 33, thereby block injection pipe 2, can not continue to inject antidote into in the stomach this moment, can effectively protect patient's gastric cavity, avoid because excessive injection medicine leads to patient's uncomfortable symptoms such as vomiting that the too big pressure caused in the stomach of patient. After stomach content after will washing the stomach through stomach tube body 1 sucks out gradually, because the intragastric pressure reduces, under the self-reset effect of elastic pressure sensing mould 31, with first magnetism inhale piece 32 and second magnetism inhale piece 33 separately, can make injection pipe 2 switch on again, can continue to inject the antidote this moment and detoxify.
From the above, the gastric lavage tube capable of controlling the injection amount of the antidote is provided with the gastric lavage tube body and the drug injection tube which are combined, so that the gastric lavage fluid and the antidote are injected separately, on one hand, the injection and the suction of the gastric lavage fluid can be carried out while the antidote is injected, and the execution of the detoxification work is not influenced; on the other hand, the antidote can be prevented from being spit out due to vomit of the patient, so that the waste of the antidote is avoided. Pressure-sensing closing device's setting can be along with the pressure in the stomach crescent and make elasticity pressure-sensing mould to the stretch of injection pipe inner wall, makes the injection pipe tighten up, and the piece gets into first magnetism to inhale the within range of piece inter attraction with the second magnetism until the pressure in the stomach is big, and first magnetism is inhaled the piece and is inhaled the piece with the second magnetism and mutually inhales together to with the injection pipe closure, prevent that the injection pipe from continuing to annotate the medicine and leading to the further increase of pressure in the stomach and cause the patient to vomit.
The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.
Claims (7)
1. The utility model provides a lavage tube of steerable antidote input volume which characterized in that: including the stomach tube body, stomach tube body one side is provided with the injection pipe, the injection pipe includes head end and tail end, the tail end is provided with the syringe connector, the medicine mouth has been seted up to the head end, the arc mouth has been seted up on the upper portion of medicine mouth, arc mouth department is provided with the closed subassembly of pressure sensing, the closed subassembly of pressure sensing is sealed to be inlayed and is in the arc mouth.
2. The lavage tube for controlling the amount of an antidote injected according to claim 1, wherein: the pressure sensing closing assembly comprises an ultrathin elastic pressure sensing die and a pair of mutually-attracted first magnetic attraction pieces and second magnetic attraction pieces, the elastic pressure sensing die is connected with the arc-shaped opening in a sealing mode, the first magnetic attraction pieces are fixedly adhered to the elastic pressure sensing die and located on one side face in the medicine injection tube, the second magnetic attraction pieces are fixedly installed in the medicine injection tube and in one side face connected with the stomach tube body, and the first magnetic attraction pieces and the second magnetic attraction pieces are opposite to each other and are mutually attracted.
3. The lavage tube for controlling the amount of an antidote injected according to claim 2, wherein: the surface area of the elastic pressure sensing die is larger than that of the arc-shaped opening.
4. A lavage tube for controlling the amount of an antidote injected according to claim 3, wherein: the elastic pressure sensing die is of a telescopic structure capable of being stretched, deformed and reset, and the range of stretching and deformation can meet the requirement that the first magnetic attraction piece and the second magnetic attraction piece are mutually attracted together.
5. The lavage tube for controlling the amount of an antidote injected according to claim 1, wherein: and high-density silica gel is hermetically filled in the connecting port of the injector.
6. The lavage tube for controlling the amount of an antidote injected according to claim 1, wherein: a plurality of stomach tube holes are evenly arranged on the side wall of one end of the stomach tube body connected with the head end.
7. The lavage tube for controlling the amount of an antidote injected according to claim 6, wherein: the internal wall of stomach tube body embeds and is equipped with the seal wire of spiral winding, the seal wire is located the top of stomach tube hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021385906.7U CN213432193U (en) | 2020-07-15 | 2020-07-15 | Lavage tube capable of controlling injection amount of antidote |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021385906.7U CN213432193U (en) | 2020-07-15 | 2020-07-15 | Lavage tube capable of controlling injection amount of antidote |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213432193U true CN213432193U (en) | 2021-06-15 |
Family
ID=76370725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021385906.7U Expired - Fee Related CN213432193U (en) | 2020-07-15 | 2020-07-15 | Lavage tube capable of controlling injection amount of antidote |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213432193U (en) |
-
2020
- 2020-07-15 CN CN202021385906.7U patent/CN213432193U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |