CN214912309U - Bronchoscope preoperative examination anesthesia medicine dripping nozzle and injector - Google Patents
Bronchoscope preoperative examination anesthesia medicine dripping nozzle and injector Download PDFInfo
- Publication number
- CN214912309U CN214912309U CN202120306789.9U CN202120306789U CN214912309U CN 214912309 U CN214912309 U CN 214912309U CN 202120306789 U CN202120306789 U CN 202120306789U CN 214912309 U CN214912309 U CN 214912309U
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- liquid outlet
- outlet end
- extension plate
- anesthetic
- push rod
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- 239000003814 drug Substances 0.000 title claims abstract description 37
- 206010002091 Anaesthesia Diseases 0.000 title claims abstract description 13
- 230000037005 anaesthesia Effects 0.000 title claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 230000003444 anaesthetic effect Effects 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims abstract description 16
- 210000002445 nipple Anatomy 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 9
- 210000000214 mouth Anatomy 0.000 claims description 8
- 238000013276 bronchoscopy Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 abstract description 14
- 239000007924 injection Substances 0.000 abstract description 14
- 230000008859 change Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 206010011409 Cross infection Diseases 0.000 abstract description 2
- 239000003589 local anesthetic agent Substances 0.000 description 28
- 210000004704 glottis Anatomy 0.000 description 13
- 239000007921 spray Substances 0.000 description 8
- 238000002690 local anesthesia Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 210000003128 head Anatomy 0.000 description 4
- 210000003928 nasal cavity Anatomy 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000006199 nebulizer Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002576 laryngoscopy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a bronchoscope preoperative examination anesthesia drips medicine shower nozzle and syringe, its simple structure and be convenient for change and can the ration injection. The sprayer comprises a connecting rod, a liquid outlet end and a joint, wherein two ends of the connecting rod are respectively connected and communicated with the bottom surface of the joint and the top surface of the liquid outlet end, the horizontal cross-sectional area of an internal through hole of the connecting rod is smaller than that of the joint and the internal through hole of the liquid outlet end, and a plurality of medicine dripping holes are distributed on the circumferential surface and the bottom surface of the liquid outlet end; the injector comprises an empty cylinder, a push rod and a nipple, wherein the nipple is connected and communicated with the empty cylinder, one end of the push rod is an extrusion end which can slide in the cavity of the empty cylinder, the outer side surface of the push rod and the outer side surface of the empty cylinder are both provided with extension plates, and a plurality of elastic elements are arranged between the extension plates. The utility model has cheap material consumption and saves medical cost; the sprayer is disposable, and the risk of hospital infection is avoided; the anesthetic is accurate and quantitative.
Description
Technical Field
The utility model relates to medical equipment, concretely relates to bronchoscope preoperative examination anesthesia drips medicine shower nozzle and syringe.
Background
At present, the local anesthetic inhalation mode before the bronchoscopic laryngoscopy mainly has 3: aerosol inhalation, instrument compressed air inhalation, and throat nebulizer spray. The problems with the aerosol inhalation approach are: inhalation requires additional consumables: the atomizer, the disposable nebulizer on the market is about more than 20 yuan at present, and the consumptive material can not charge, is unfavorable for medical resources reasonable use, and if the patient purchases the consumptive material outward and carries out the aerosol inhalation, the inhalation anesthesia effect is uneven, also is unfavorable for medical safety control, has medical safety hidden danger. The instrument compressed air suction mode has the problems that the equipment is expensive, the price ranges from tens of thousands yuan to tens of thousands yuan, the spraying price of a throat sprayer is low, but the spray head is not used for one time, needs to be disinfected repeatedly, has cross infection risks, and is eliminated at present. The three preoperative examination local anesthesia modes have the defect that the dosage of the medicine is not easy to accurately master.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the device for sucking the local anesthetic before the operation is simple in structure, convenient to replace and capable of quantitatively injecting is arranged. The utility model provides a bronchoscope preoperative examination anesthesia that solves the problem of simple structure and being convenient for change drips medicine shower nozzle and solves the problem of quantitative injection and drips medicine syringe.
The utility model discloses a following technical scheme realizes:
an anesthetic dripping nozzle for preoperative examination of bronchoscopy, which comprises a connecting rod, a liquid outlet end and a connector for connecting an injector,
the two ends of the connecting rod are respectively connected with the bottom surface of the joint and the top surface of the liquid outlet end, the joint, the connecting rod and the liquid outlet end are provided with communicated inner through holes, and the horizontal cross-sectional area of the inner through hole of the connecting rod is smaller than that of the inner through holes of the joint and the liquid outlet end; a plurality of medicine dripping holes are distributed on the circumferential surface and the bottom surface of the liquid outlet end.
In the scheme: the spray head is provided with a joint, a connecting rod and a liquid outlet end which are sequentially connected, and the joint is connected with an injection port of any injector. Before carrying out the bronchoscope inspection, use the syringe to extract an appropriate amount of local anesthetic according to medical advice, connect the shower nozzle makes the patient lie flat and open the mouth, the head is slightly faced backwards, exposes throat and glottis, use it aims at glottis and throat to go out the liquid end, injects the shower nozzle with the local anesthetic in the method of injection medicine with the syringe, and the medicine produces certain pressure when the tiny pipe diameter through the connecting rod, and the medicine disperses suddenly to going out liquid end back pressure, from a plurality of medicine dripping holes blowout, attached to throat, glottis, reaches the local anesthetic effect.
The spray head can be made of hard plastics.
Preferably, a transition section for preventing oral cavity scratch is arranged at the connecting position of the bottom surface and the circumferential surface of the liquid outlet end.
In the scheme: because the liquid outlet end needs to go deep into the throat and glottis of the human body, in order to avoid scratching the throat and glottis of the human body when local anesthetic is not operated properly during injection, a transition section for preventing oral cavity scratch is arranged at the connecting position of the bottom surface and the circumferential surface of the liquid outlet end, and the edge and corner of the liquid outlet end can be smoothly transited.
Preferably, the medicine dripping holes are uniformly distributed on the circumferential surface and the bottom surface of the liquid outlet end.
In the scheme: in order to uniformly act on the throat and glottis during the injection of the medicine, the medicine dripping holes are required to be uniformly distributed on the circumferential surface and the bottom surface of the liquid outlet end.
Preferably, the length of the connecting rod is 100mm-120 mm.
In the scheme: the connecting rod is too long to cause inconvenience in operation, and too short to cause a spray position, and thus, the length of the connecting rod is limited to 100mm to 120 mm.
A bronchoscope preoperative examination anesthesia medicine dripping injector comprises an empty cylinder, a push rod and a nipple which can be used for connecting a connector in the bronchoscope preoperative examination anesthesia medicine dripping nozzle in any scheme, wherein the nipple is connected and communicated with the empty cylinder; one end of the push rod is an extrusion end which can slide in the cavity of the hollow cylinder; the outer side surface of the push rod is provided with a first extension plate, the outer side surface of the hollow cylinder is provided with a second extension plate, and a plurality of elastic elements are arranged between the first extension plate and the second extension plate.
In the scheme: on the basis of the original syringe injector, a first extension plate is arranged on the outer side surface of the rod body, located outside the hollow barrel inner cavity, of the push rod, a second extension plate is arranged on the outer side surface of the hollow barrel, and a plurality of elastic elements are arranged between the first extension plate and the second extension plate. Before carrying out the bronchoscope inspection, get an appropriate amount of local anesthetic according to medical advice and pour into the syringe, in nipple department installs the shower nozzle makes the patient lie flat and open the mouth, and the head is stood back slightly, exposes throat and glottis, will the play liquid end of shower nozzle gos deep into throat and glottis department, through the mode of pressing the push rod, makes the air and the local anesthetic that are located the push rod bottom to the extrusion of shower nozzle direction removal, and the medicine produces certain pressure when the tiny pipe diameter through the connecting rod, and the medicine disperses suddenly to play liquid end rear pressure, from a plurality of medicine dropping hole blowout, adheres to throat, glottis, reaches the local anesthesia effect.
Because the elastic element and the second extension plate are in blocking effect, the movement of the first extension plate is limited, the quantity of local anesthetic which can be injected at each time is limited, and the volume of the local anesthetic which is injected is equal to the height of the push rod which can be descended multiplied by the area of the end face of the hollow cylinder inner cavity. This is done because the dosage of local anesthetic is critical during its use, and is limited for each injection in order to make the operator aware of the amount of medication injected.
The resilient element causes the first extension plate and the second extension plate to have a tendency to move away from each other when an injection is performed. After the injection is finished once, the operator releases the hand pressing the push rod, the push rod is reset by the elastic force of the elastic element, the device absorbs air through the liquid outlet end to fill the gap, and the air is always positioned above the local anesthetic due to the fact that the density of the air is smaller than that of the local anesthetic. And when the air is extruded, the push rod downwards extrudes air, the air downwards extrudes local anesthetic, then the push rod upwards resets under the action of the elastic element, and the air fills gaps in the hollow cylinder and circulates in sequence.
Preferably, an annular sleeve plate is connected to the outer side of the second extension plate, the first extension plate can slide in the sleeve plate, and the elastic element is located on the inner side of the sleeve plate.
In the scheme: through setting up annular lagging, to the swing of first extension board is restricted, thereby avoids the swing of push rod, simultaneously, also can avoid elastic element pops out.
Preferably, the upper side of the sleeve plate inner side wall on the first extending plate is provided with a first limiting block for limiting the first extending plate to slide upwards, the lower side of the sleeve plate inner side wall on the first extending plate is provided with a second limiting block for limiting the first extending plate to slide downwards, and an interval for limiting the first extending plate to slide is formed between the first limiting block and the second limiting block.
In the scheme: because the amount of compression is also different when the elastic element receives the extrusion of the power of equidimension not, in order to make the push rod extrude the local anesthetic dose in the blank section of thick bamboo has a definite extrusion amount, set up the stopper and restrict the upward or downstream motion of first extension board for the reciprocating position of first extension board at every turn all has a definite extreme position, only can reciprocate between first stopper and second stopper, thereby clear extrusion amount can be set for 1ML with the dose of injecting every time.
Preferably, a sealing ring is fixed on the side face of the extrusion end of the push rod, and the sealing ring is attached to the inner side of the hollow cylinder cavity to play a sealing role.
In the scheme: through setting up the sealing washer, can prevent effectively when extrudeing the push rod, the air and the local anesthetic in extrusion end and the empty section of thick bamboo can not be followed the extrusion end and is leaked out with the clearance of empty section of thick bamboo inner wall, improves the accuracy of injection volume.
Preferably, the nipple is connected with the joint through threads.
In the scheme: when injecting local anesthetic, can produce certain internal pressure, if be connected between nipple and the joint is not inseparable enough, and the pressure-bearing effect makes the shower nozzle break away from the syringe, in order to make the nipple with connect between be connected inseparable enough, and easily change, makes through threaded connection between nipple and the joint.
Preferably, the circumference surface of the hollow cylinder is provided with scale marks.
In the scheme: the circumference surface of the hollow cylinder is provided with scale lines, and the dosage of the local anesthetic is determined by comparing the corresponding position of the local anesthetic in the transparent hollow cylinder.
The utility model discloses have following advantage and beneficial effect:
1. the spray head has a simple structure, and can save medical cost;
2. the sprayer is used as a disposable tool, so that hospital risks are avoided;
3. the injector is simple to operate and convenient to install, and the dosage of anesthetic medicine is definite;
4. the patient can carry out local anesthesia while checking without inhaling before the operation in advance, thereby reducing the waiting time and improving the working efficiency and the satisfaction degree of the patient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is an overall configuration diagram of the present invention;
FIG. 2 is a view showing the overall structure of the syringe of the present invention;
fig. 3 is an overall structural diagram of the sprinkler head of the present invention.
Reference numbers and corresponding part names in the drawings:
1-spray head, 11-joint, 12-connecting rod, 13-liquid outlet end, 2-injector, 21-nipple, 22-hollow cylinder, 23-push rod, 24-first extension plate, 25-first limiting block, 26-elastic element, 27-second limiting block, 28-sleeve plate and 29-second extension plate.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1:
an anesthetic dripping nozzle for preoperative examination of bronchoscopy comprises a connector 11, a connecting rod 12 and a liquid outlet end 13,
the length of the connecting rod 12 is 120mm, two ends of the connecting rod 12 are respectively connected with the bottom surface of the joint 11 and the top surface of the liquid outlet end 13, the joint 11, the connecting rod 12 and the liquid outlet end 13 are provided with communicated inner through holes, and the horizontal cross-sectional area of the inner through hole of the connecting rod 12 is smaller than that of the inner through holes of the joint 11 and the liquid outlet end 13; a plurality of medicine dripping holes are uniformly distributed on the circumferential surface and the bottom surface of the liquid outlet end 13;
a transition section for preventing oral cavity scratch is arranged at the connecting position of the bottom surface and the circumferential surface of the liquid outlet end 13.
Before the bronchoscopy is carried out, the top surface of the joint 11 is connected with a common needle tube injector 2. According to the doctor's advice, use syringe 2 to extract a proper amount of local anesthetic, connect shower nozzle 1, make the patient lie flat and open the mouth, the head is slightly bent backwards, expose throat and glottis, go out liquid end 13 and go deep into patient's oral cavity, aim at glottis and throat, inject the local anesthetic in syringe 2 into shower nozzle 1 with the method of injection medicine, the medicine produces certain pressure when the tiny pipe diameter through connecting rod 12, the medicine is dispersed suddenly to liquid end 13 back pressure, from a plurality of medicine dripping holes blowout, attach to throat, glottis, reach local anesthesia effect.
In the whole operation, the compressed air and the liquid generate the liquid medicine injection effect to form the even micro-volume medicine which acts on the local mucosa to achieve the anesthesia effect. The patient can need not inhale before the art in advance, can carry out the local anesthesia when the inspection, reduces latency, improves work efficiency and patient satisfaction, owing to adopt instant anesthesia to inspect immediately simultaneously, the local anesthesia is effectual, and patient's travelling comfort also correspondingly increases.
Example 2:
on the basis of the embodiment 1, a common needle tube injector is replaced by an anesthetic drip injector for preoperative examination of a bronchoscope, the injector 2 comprises a nipple 21, an empty cylinder 22 and a push rod 23, the nipple 21 is connected with the joint 11 through threads, and the nipple 21 is connected with and communicated with the empty cylinder 22; one end of the push rod 23 is an extrusion end which can slide in the cavity of the hollow cylinder 22, and the side surface of the extrusion end of the push rod 23 is fixed with a sealing ring which is attached to the inner side of the cavity of the hollow cylinder 22 for sealing; scale marks are arranged on the circumferential surface of the hollow cylinder 22; a first extension plate 24 is arranged on the outer side surface of the push rod 23, a second extension plate 29 is arranged on the outer side surface of the hollow cylinder 22, and a plurality of elastic elements 26 are arranged between the first extension plate 24 and the second extension plate 29; an annular sleeve plate 28 is connected to the outer side of the second extension plate 29, the first extension plate 24 can slide in the sleeve plate 28, and the elastic element 26 is located on the inner side of the sleeve plate 28; the first stopper 25 that the first extension board 24 of restriction upwards slided is provided with in the upside of first extension board 24 to the lagging 28 inside wall, the second stopper 27 that the first extension board 24 of restriction gliding is provided with in the downside of first extension board 24 to the lagging 28 inside wall, first stopper 25 with there is the confession between the second stopper 27 first extension board 24 gliding interval.
Before the bronchoscopy is carried out, the spray head 1 is connected with the injector 2, a proper amount of local anesthetic is taken according to medical advice and poured into the injector 2, and the dosage is determined by comparing the liquid level of the local anesthetic with the scale lines. Through the mode of pressing down push rod 23, make the air that is located push rod 23 bottom and local anesthetic move to 1 direction extrusion of shower nozzle, draw close the below until first extension board 24 bottom second stopper 27, the medicine produces certain pressure when the tiny pipe diameter through connecting rod 12, and the medicine disperses suddenly to play liquid end 13 back pressure, from a plurality of medicine holes blowout of dripping, attaches to throat, glottis, reaches local anesthetic effect. The dosage of each injection is 1 ML.
After the injection is finished once, the operator releases the hand pressing the push rod 23, the push rod 23 moves upwards to the first limiting block 25 above under the elastic force of the elastic element 26, the device absorbs air through the liquid outlet end 13 to fill the gap, and the air is always positioned above the local anesthetic due to the fact that the density of the air is smaller than that of the local anesthetic. During extrusion, the push rod 23 extrudes air downwards, the air extrudes local anesthetic downwards, then the push rod 23 is reset upwards under the action of the elastic element 26, and the air fills gaps in the hollow cylinder 22 and circulates in sequence until the corresponding dosage is reached.
In this way, the amount of drug used per anesthesia can be specified.
Besides, the device can also be used for nasal cavity anesthesia, the head of a patient is tilted backwards, the nasal cavity is exposed, the product is aligned with the nasal cavity, and local anesthesia of the mucous membrane of the nasal cavity is carried out.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A tracheal endoscope preoperative examination anesthesia medicine dripping nozzle is characterized by comprising a connecting rod (12), a liquid outlet end (13) and a connector (11) for connecting an injector (2),
the two ends of the connecting rod (12) are respectively connected with the bottom surface of the joint (11) and the top surface of the liquid outlet end (13), the joint (11), the connecting rod (12) and the liquid outlet end (13) are provided with communicated inner through holes, and the horizontal cross-sectional area of the inner through hole of the connecting rod (12) is smaller than that of the inner through holes of the joint (11) and the liquid outlet end (13); a plurality of medicine dripping holes are distributed on the circumferential surface and the bottom surface of the liquid outlet end (13).
2. The anesthetic drip nozzle for the preoperative examination of the bronchoscope according to claim 1, wherein: a transition section for preventing oral cavity scratch is arranged at the connecting position of the bottom surface and the circumferential surface of the liquid outlet end (13).
3. The anesthetic drip nozzle for the preoperative examination of the bronchoscope according to claim 1, wherein: the medicine dripping holes are uniformly distributed on the circumferential surface and the bottom surface of the liquid outlet end (13).
4. The anesthetic drip nozzle for the preoperative examination of the bronchoscope according to claim 1, wherein: the length of the connecting rod (12) is 100mm-120 mm.
5. An anesthetic drip injector for preoperative examination of bronchoscopy, which is characterized by comprising an empty cylinder (22), a push rod (23) and a nipple (21) which can be used for connecting a connector (11) in the anesthetic drip nozzle (1) for preoperative examination of bronchoscopy according to any one of claims 1-4, wherein the nipple (21) is connected and communicated with the empty cylinder (22); one end of the push rod (23) is an extrusion end, and the extrusion end can slide in the cavity of the hollow cylinder (22); the outer side surface of the push rod (23) is provided with a first extension plate (24), the outer side surface of the hollow cylinder (22) is provided with a second extension plate (29), and a plurality of elastic elements (26) are arranged between the first extension plate (24) and the second extension plate (29).
6. The device as claimed in claim 5, wherein an annular sleeve plate (28) is connected to the outside of the second extension plate (29), the first extension plate (24) is slidable inside the sleeve plate (28), and the elastic element (26) is located inside the sleeve plate (28).
7. The anesthetic drip syringe for the pre-operative examination of the bronchoscope according to claim 6, wherein a first stopper (25) for limiting the upward sliding of the first extension plate (24) is disposed on an upper side of the first extension plate (24) on an inner sidewall of the sleeve plate (28), a second stopper (27) for limiting the downward sliding of the first extension plate (24) is disposed on a lower side of the first extension plate (24) on an inner sidewall of the sleeve plate (28), and a space for the first extension plate (24) to slide is formed between the first stopper (25) and the second stopper (27).
8. The anesthetic drip syringe for the preoperative examination of the bronchoscope as claimed in claim 5, wherein a sealing ring is fixed on the side surface of the extrusion end of the push rod (23), and the sealing ring is attached to the inner side of the cavity of the hollow cylinder (22) for sealing.
9. The bronchoscopic preoperative anesthetic drip injector of claim 5, wherein the nipple (21) and the connector (11) are connected by a screw thread.
10. The bronchoscopic pre-operative examination anesthetic drip injector according to claim 5, wherein the circumferential surface of the hollow cylinder (22) is provided with scale marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120306789.9U CN214912309U (en) | 2021-02-03 | 2021-02-03 | Bronchoscope preoperative examination anesthesia medicine dripping nozzle and injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120306789.9U CN214912309U (en) | 2021-02-03 | 2021-02-03 | Bronchoscope preoperative examination anesthesia medicine dripping nozzle and injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214912309U true CN214912309U (en) | 2021-11-30 |
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ID=79119889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120306789.9U Expired - Fee Related CN214912309U (en) | 2021-02-03 | 2021-02-03 | Bronchoscope preoperative examination anesthesia medicine dripping nozzle and injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214912309U (en) |
-
2021
- 2021-02-03 CN CN202120306789.9U patent/CN214912309U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Granted publication date: 20211130 |