CN102309804A - Antimicrobial laryngeal mask airway device and manufacturing method thereof - Google Patents
Antimicrobial laryngeal mask airway device and manufacturing method thereof Download PDFInfo
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- CN102309804A CN102309804A CN201110298617A CN201110298617A CN102309804A CN 102309804 A CN102309804 A CN 102309804A CN 201110298617 A CN201110298617 A CN 201110298617A CN 201110298617 A CN201110298617 A CN 201110298617A CN 102309804 A CN102309804 A CN 102309804A
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Abstract
The invention relates to an antimicrobial laryngeal mask airway device and a manufacturing method thereof. The antimicrobial laryngeal mask airway device comprises a mask balloon, a connecting component, an air conduit, a connector, an inflatable tube, an indicating balloon and an air valve. The connecting component is matched with the mask balloon and is bonded with the mask balloon, and the two ends of the air conduit are respectively connected with the mask balloon and the connector; and the two ends of the inflatable tube are respectively connected with the mask balloon and the indicating balloon, the air valve is arranged on the indicating balloon, a stainless steel reinforced wire is arranged in the air conduit, and the air conduit and the connector are bonded via special glue and compounding materials. The mask balloon, the connecting component and the air conduit are made via mixing of nano silver and liquid silicone and have strong bactericidal effects, the stainless steel reinforced wire is embedded in the air conduit, the anti-twisting performance of the air conduit embedded with the stainless steel reinforced wire is enhanced through an impregnating process, the air conduit cannot be easily deformed, bent or folded flatly when being used, and effective ventilation can be ensured; and the air conduit and the connector are connected via the special glue and the compounding materials, and the lateral tension of 60N can be realized due to the firm connection.
Description
Technical field
The present invention relates to a kind of intubating laryngeal mask airway device; Especially a kind of antibiotic property intubating laryngeal mask airway device and preparation method thereof; It is applicable to that mainly the patient of need apply general anaesthetic operation and emergency resuscitation does the artificial ventilation use, or sets up short-term uncertainty artificial airway with other patients that need breathe.Its effect is in the assurance device ventilatory function, reaches antibiotic, avoids bacterial infection, avoids breather bending and airway and joint to come off and influence effects such as ventilation, guarantees safe in utilization.
Background technology
Laryngeal mask is the ventilation instrument between endotracheal intubation and face shield; Widespread usage abroad; Updating and upgrade along with laryngeal mask; And people are to the change of airway management idea and custom, make laryngeal mask as a kind of means of keeping air flue of simple to operate, definite effect, in China's extensive use day by day clinically.Have now at the conventional clinically laryngeal mask airway conduit that uses of medical treatment; Generally comprise cover capsule, airway, joint, gas tube, indication sacculus and air valve; Described cover capsule is inserted patient's bottleneck throat; One end of cover capsule has the inflatable air bag of an oval, and it is used to provide effective sealing of laryngeal mask and pharyngolaryngeal cavity epiglottis portion; Described airway is meant that oral is inserted into the pipeline that patient's bottleneck throat is carried gas, becomes tubulose circular arc, its arc radius (model specification be less than or equal to 2.5# can not in its prescribed limit) in (140 ± 20) mm scope; Described joint is meant the outside link that it is connected with anesthesia respirator, meets the 15mm conehead requirement of YY1040.1-2003 regulation, and the degree of being connected firmly of its joint and airway can bear the 20N lateral pull; Described gas tube is a hollow pipe, and an end of gas tube connects inflatable cover capsule, other end connection indication sacculus; Described indication sacculus and air valve are meant the device of inflating to the cover capsule through air valve, indication sacculus, gas tube, and the indication sacculus is the perforation air bag with the cover capsule, can represent to cover the inflated condition of capsule through the indication sacculus state of filling up.
Directly the cover capsule and the airway of contact are divided into three types of laryngeal masks because of material is different with human body throat tract; The one, the PVC laryngeal mask; Its cover capsule and airway are processed by the medical PVC material; Its defective is: 1. from PVC material characteristic, phthalic acid lipid (like DEHP etc.) leachable output can be arranged, make the passive suction of patient cause untoward reaction; 2.PVC the cover capsule is very easily impaired because of rubbing in clinical use because of the restriction of toughness intensity, and the gas leakage of capsule portion takes place; 3.PVC in use because of there not being the support of strengthening steel wire, conduit distortion, bending phenomenon take place airway in mishandling meeting, causing can not effective ventilation.The 2nd, the silica gel laryngeal mask; Its cover capsule and airway are processed by the medical grade silicon rubber material; Though it has avoided the described preceding two kinds of defectives of PVC laryngeal mask, because of airway does not have the support of strengthening steel wire, conduit distortion, bending phenomenon very easily in use take place and influence ventilation.The 3rd, silicon-plastic larynx mask, its cover capsule is processed by silastic material, and its airway is processed by the medical PVC material, and it has taken into account the relation of quality and cost, but because of airway does not have the support of strengthening steel wire, is not enough to avoid clinical middle guiding-tube bend, discounting phenomenon.
According to the laryngeal mask development history, laryngeal mask mainly is divided into four major types, and its four major types mainly comprises common laryngeal mask, flexible laryngeal mask, intubate laryngeal mask, two-tube laryngeal mask.Described common laryngeal mask is general clinically, a large amount of at present routine property laryngeal mask that uses; It is divided into disposable and repeated two kinds; In the different laryngeal mask of three kinds of materials that more than relate to; PVC laryngeal mask, silicon-plastic larynx mask are disposable common laryngeal mask, and the silica gel laryngeal mask is divided into the common laryngeal mask of disposable use and repeatability use.Described flexible laryngeal mask is the special-purpose laryngeal mask that can be used for the anesthesia of department of otorhinolaryngology, head and neck surgery and department of stomatology operation, and it seems thin than common laryngeal mask and grow that the reinforcement steel wire is arranged in the breather, and good elasticity and pliability are arranged.Described intubate laryngeal mask, its breather is hard, short, wide, and the bending that adapts to anatomical structure is arranged, incorporate importing handle and epiglottis elevator fence, it mainly is applicable to the special-purpose laryngeal mask that is used with endotracheal intubation.(some two-tube laryngeal mask is because strengthen seal wire for described two-tube laryngeal mask; So be called reinforced two-tube laryngeal mask); It is the most novel, the most complicated, the most exquisite at present special laryngeal mask of a generation; It is improved inflatable cover capsule, and has increased a drainage tube that gastrointestinal tract is played sealing and drainage; It is mainly constructed: drainage tube is connected with parallel mode with airway, the far-end of drainage tube in the groove of cover body, remote stomidium cuts sth. askew.Its airway is narrower, has tinsel to strengthen, and hardness is littler, the airway of its setting-in metal reinforced wire generally adopt solid silicone once extrude initial typing, then the set metal reinforced wire, adopt dipping or other technology to process.The major advantage of two-tube laryngeal mask: the mistake suction phenomenon that backflows that can effectively avoid common laryngeal mask in use to exist; Dirts such as the secretions in oral cavity or blood get into air flue when preventing to perform the operation; Disadvantage is that ventilation is little and can not in airway, insert tracheal intubation, and price is expensive again.
Chinese patent number: 200720095249.0; A kind of laryngeal mask is disclosed; It is mainly by the breather that uses nontoxic PVC as material; Use silica gel to form as the cover capsule of material, gas tube, pilot balloon, gas source connector and Non-return air valve, its defective is: 1. do not have the support of strengthening steel wire in the breather, conduit distortion, bending phenomenon very easily in use take place and influence ventilation; 2.PVC the breather of material has phthalic acid lipid (like DEHP etc.) leachable output, makes the passive suction of patient cause untoward reaction; Between breather and cover capsule, the gas source connector because of two kinds of materials, connect unstablely, when laterally spurring, be prone to come off.
Summary of the invention
Technical problem to be solved by this invention is to overcome existing above-mentioned deficiency in the prior art; Under based on common laryngeal mask airway guide-tube structure technical conditions; A kind of antibiotic property intubating laryngeal mask airway device and preparation method thereof is provided; Cover capsule, connector and airway that it adopts nanometer silver and liquid silica gel to be mixed and made into, and utilization original creation technology setting-in reinforcement seal wire in airway adopt extraordinary glue bonding simultaneously between conduit and the joint in the same period.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of antibiotic property intubating laryngeal mask airway device; Comprise cover capsule, connector, airway, joint, gas tube, indication sacculus and air valve; Connector and cover capsule coupling and bonding; One end of airway inserts connector and is communicated with the cover capsule, and the other end and joint are bonding; One end of gas tube assembles bonding with the rear end of cover capsule and is communicated with, and the other end assembles bonding with the lower end of indication sacculus and is communicated with, and the indication sacculus is through gas tube and the perforation of cover capsule, and air valve is installed in the upper end of indication sacculus; It is characterized in that: be provided with rustless steel in the described airway and strengthen seal wire, rustless steel strengthen seal wire be spiral coil around shape, be inlaid in the tube wall of airway, and process through special impregnation technology; Connect through room temperature RTV is gluing between described airway and the connector, bonding between airway and the joint through extraordinary glue and compounding ingredient; The raw material of said cover capsule, connector and airway mixes the silica gel material and comprises nanometer silver and liquid silica gel for mixing the silica gel material.
Extraordinary glue of the present invention is extraordinary bonding glue 731D, and compounding ingredient is glue compounding ingredient POP, scribbles extraordinary bonding glue 731D on the joint, and the inwall of airway scribbles glue compounding ingredient POP, and joint inserts in the airway fastening bonding.
The present invention also provides a kind of manufacture method of antibiotic property intubating laryngeal mask airway device; It is characterized in that: described mixing silica gel material is made in locking device; Locking device comprises vacuum tank, vacuum pump, stirred vessel, blender, glue conveying box road, vacuum-pumping pipeline, blanking pipeline and magazine; Be connected through vacuum-pumping pipeline between vacuum tank and the vacuum pump; Be connected through the blanking pipeline between vacuum tank and the magazine, be connected through the glue conveying box road between vacuum tank and the stirred vessel, stirred vessel is positioned at the top of vacuum tank; Be provided with valve on glue conveying box road, vacuum-pumping pipeline and the blanking pipeline, blender is installed on the stirred vessel, and vacuum-pumping pipeline is provided with air bleeding valve; Described nanometer silver and liquid silica gel mix in locking device, through batching, batch mixing, stirring, technologies such as defeated material, evacuation and blanking, process and mix the silica gel material, and concrete processing step is following:
(1) close valve on the glue conveying box road, press liquid silica gel: the weight ratio of nanometer silver=200:1 all is added to liquid silica gel after weighing and nanometer silver in the stirred vessel; Start blender and stir, about 500 rev/mins of the rotating speed of blender, time are about 10 minutes, and till nanometer silver and the abundant mix homogeneously of liquid silica gel, mixed mixing silica gel material must not estimate has powder, particle, filamentary silver seal and heterochromatic;
(2) close valve on the blanking pipeline, open the valve on vacuum-pumping pipeline and the glue conveying box road, close air bleeding valve, the open vacuum pump, mixing silica gel material flows under the influence of gravity in the vacuum tank till flow to end;
(3) after silica gel material to be mixed all flows into vacuum tank, close the valve on the glue conveying box road, continued the operation vacuum pump about 60～120 minutes; Extract and mix the air of retaining in the silica gel material; Evacuation is closed vacuum pump after accomplishing, and closes the valve on the vacuum-pumping pipeline;
(4) open valve on the blanking pipeline, open air bleeding valve, the mixing silica gel material behind the evacuation is directed in the magazine, mix the silica gel material and complete.
Cover capsule of the present invention and connector adopt the mode of liquid machine injection to make, and with mixing in the special-purpose barrel that the silica gel material is injected into the liquid infusion machine and installation in position, start the liquid infusion machine and inject operation, are made into cover capsule and connector.
Airway of the present invention, the rustless steel dipping plug through special uses specific impregnation technology technology to process; Under 18～28 ℃ of room temperatures, the environmental condition of relative humidity 40～70%; This impregnation technology is accomplished through equipment frocks such as liquid stream EGR, electric heating constant temperature baking oven and frock plates; Described liquid stream EGR comprises a discharge tank, a magazine and a rewinding bucket; Discharge tank and rewinding bucket also with between the magazine are connected through tube for transfusion in the both sides of magazine, fill with in discharge tank and the magazine and mix the silica gel material; Described rustless steel dipping plug is a cylinder, comprises barred body and rod seat, and both are one, and the cross-sectional area of rod seat is greater than barred body; Have the eyelet that matches each other with the barred body size on the described frock plate, the impregnation technology flow process is:
(1) cleans rustless steel dipping plug with cleaning cloth,, and barred body inserted in the eyelet on the frock plate contact vertical hanging with the frock plate until the rod seat at surface-coated silicone oil one deck of barred body;
The frock plate that (2) rustless steel dipping plug will be housed is put into the electric heating constant temperature baking oven and is carried out first time drying and heat; Taking out the back inserts and carries out dipping curing first time in the magazine with being about to it; 5 seconds of hardening time; Take out rustless steel dipping plug, this moment, the barred body periphery formed ground floor tubular shape colloid, then rustless steel was flooded electric heating constant temperature baking oven that plug puts into and carried out first time drying and vulcanize;
(3) after drying sulfuration for the first time finished, taking-up had the colloidal rustless steel dipping of ground floor tubular shape plug, cools off after 5 minutes; Rustless steel is strengthened seal wire to be placed on the rustless steel dipping plug; Then rustless steel is flooded plug and put into the electric heating constant temperature baking oven and carry out the drying heating second time, take out the back and insert and carry out in the magazine dipping curing second time, 5 seconds of hardening time with being about to it; Take out rustless steel dipping plug; This moment, rustless steel dipping plug periphery formed second layer tubular shape colloid, and this layer tubular shape colloid wraps rustless steel and strengthens seal wire, then rustless steel was flooded plug and put into the electric heating constant temperature baking oven and carry out second time drying and vulcanize;
(4) after drying sulfuration for the second time finishes; Taking-up is inserted and is flooded curing in the magazine for the third time with being about to it; 5 seconds of hardening time; Take out rustless steel dipping plug, this moment, rustless steel dipping plug periphery formed the 3rd layer of tubular shape colloid, then rustless steel was flooded plug and put into the electric heating constant temperature baking oven and carry out drying sulfuration for the third time;
(5) after drying sulfuration is for the third time accomplished; Taking-up lets its natural cooling; Then rustless steel is flooded plug and has rustless steel and strengthen the tubular shape colloid of seal wire and separate, and the tubular shape colloid is put in arc radius on the typing frock of (140 ± 20) mm, putting into temperature is set is that 170 ℃ baking oven is made sizing and solidifying; The drying sulfuration was taken out after 90～120 minutes, and the airway that has rustless steel reinforcement seal wire this moment is processed;
In the above-mentioned steps, when the mixing silica gel material in the magazine is not enough, the mixing silica gel material in the discharge tank is injected magazine, guarantee that the mixing silica gel material in the magazine is filled with, unnecessary mixing silica gel material then flows in the rewinding bucket; When the mixing silica gel material in the rewinding bucket is too much, the mixing silica gel material in the rewinding bucket is injected discharge tank, so circulation.
The present invention compared with prior art; Have following positive effect: the material of cover capsule, connector and airway adopts the method for nanometer silver and liquid silica gel mixed preparing; Have very strong fungicidal effectiveness, can effectively avoid bacterial infection in clinical use, reach antimicrobial purpose; The setting-in rustless steel is strengthened seal wire in airway, the dipping special process of utilization original creation, and it is strong to make the setting-in rustless steel strengthen the antitorque knot property of airway of seal wire, and in use difficult deformation, bending, folding are flat, guarantee effective ventilation; Airway adopts extraordinary glue and compounding ingredient with being connected of joint, this glue and compounding ingredient and can make airway and joint fastening bonding through specific process operation, and degree of being connected firmly can reach the lateral pull of 60N.
Description of drawings
Fig. 1 is the structural representation of laryngeal mask airway device among the present invention.
Fig. 2 is the structural representation of locking device among the present invention.
Fig. 3 is the sketch map of airway processing technology among the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and through embodiment the present invention is done further detailed description, following examples are to explanation of the present invention and the present invention is not limited to following examples.
Embodiment:
Referring to Fig. 1; Present embodiment comprises cover capsule 1, connector 2, airway 3, joint 4, gas tube 5, indication sacculus 6 and air valve 7; Connector 2 and cover capsule 1 coupling and bonding, an end of airway 3 insert connector 2 and are communicated with cover capsule 1, and the other end and joint 4 are bonding; One end of gas tube 5 assembles bonding with the rear end of cover capsule 1 and is communicated with; The other end assembles bonding with the lower end of indication sacculus 6 and is communicated with; Indication sacculus 6 connects through gas tube 5 and cover capsule 1, and air valve 7 is installed in the upper end of indication sacculus 6, can or bleed to indication sacculus 6 and 1 inflation of cover capsule through air valve 7; Also be provided with rustless steel in the described airway 3 and strengthen seal wire 8, rustless steel strengthen seal wire 8 be spiral coil around shape, be inlaid in the tube wall of airway 3, and process through special impregnation technology; Connect through room temperature RTV is gluing between described airway 3 and the connector 2, bonding between airway 3 and the joint 4 through extraordinary glue and compounding ingredient; The raw material of said cover capsule 1, connector 2 and airway 3 mixes the silica gel material and comprises nanometer silver and liquid silica gel for mixing the silica gel material.
Referring to Fig. 2; In the present embodiment; Mixing the silica gel material makes in locking device; Locking device comprises vacuum tank 9, vacuum pump 10, stirred vessel 11, blender 12, glue conveying box road 13, vacuum-pumping pipeline 14, blanking pipeline 15 and magazine 16, is connected through vacuum-pumping pipeline 14 between vacuum tank 9 and the vacuum pump 10, is connected through blanking pipeline 15 between vacuum tank 9 and the magazine 16; Be connected through glue conveying box road 13 between vacuum tank 9 and the stirred vessel 11, stirred vessel 11 is positioned at the top of vacuum tank 9; Be provided with valve 17 on glue conveying box road 13, vacuum-pumping pipeline 14 and the blanking pipeline 15, blender 12 is installed on the stirred vessel 11, and vacuum-pumping pipeline 14 is provided with air bleeding valve 18; Described nanometer silver and liquid silica gel mix in locking device, through batching, batch mixing, stirring, technologies such as defeated material, evacuation and blanking, process and mix the silica gel material, and concrete processing step is following:
(1) close valve 17 on the glue conveying box road 13, press liquid silica gel: the weight ratio of nanometer silver=200:1 all is added to liquid silica gel after weighing and nanometer silver in the stirred vessel 11; Start blender 12 and stir, about 500 rev/mins of the rotating speed of blender 12, time are about 10 minutes, and till nanometer silver and the abundant mix homogeneously of liquid silica gel, mixed mixing silica gel material must not estimate has powder, particle, filamentary silver seal and heterochromatic;
(2) close valve 17 on the blanking pipeline 15, open the valve 17 on vacuum-pumping pipeline 14 and the glue conveying box road 13, close air bleeding valve 18, open vacuum pump 10, blended mixing silica gel material flows under the influence of gravity in the vacuum tank 9 till flow to end;
(3) after silica gel material to be mixed all flows into vacuum tank 9, close the valve 17 on the glue conveying box road 13, continue the operation vacuum pump 10 about 60～120 minutes; Extract and mix the air of retaining in the silica gel material; Evacuation is closed vacuum pump 10 after accomplishing, and closes the valve 17 on the vacuum-pumping pipeline 14;
(4) open valve 17 on the blanking pipeline 15, open air bleeding valve 18, the mixing silica gel material behind the evacuation is directed in the magazine 16, mix the silica gel material and complete.
In the present embodiment, liquid silica gel is different with airway 3 required hardness by cover capsule 1, connector 2, is mixed with the required material of suitable shore hardness, wherein covers capsule 1 material hardness and be 35 °, connector 2 material hardness and be 55 ° of 75 °, airway 3 material hardness.
In the present embodiment, nanometer silver is a kind of nano level Powdered silver-colored simple substance, and generally between 20-50nm, it has exhibited strong inhibition and killing action to pathogenic microorganism to particle diameter.The mixing silica gel material of making through this technology all has exhibited strong inhibition and killing action to microorganisms such as pathogenic bacterium such as escherichia coli, gonococcus, bacillus pyocyaneus, Candida albicans, chlamydia trachomatis and fungus, fungus, mycete, spores; The antibiotics fastbacteria there is same killing action; And can not produce drug resistance; Promote healing, the growth of cell and the reparation of damaged cell of wound; Do not have any toxic reaction and oral mucosa is not had any stimulation, sensitivity response, greatly avoided the clinical middle bacterial infection that produces, the risk of cross-contamination, clinical safety is reliably guaranteed.
In the present embodiment, vacuum tank 9 cylindrical shapes, diameter 300mm, height 600mm, so 42 cubic decimeters of its dischargeable capacitys are the about 35KG of once maximum making amount of cover capsule 1, connector 2 and airway 3 required materials.
Cover capsule 1 of the present invention adopts the mode of liquid machine injection to make with connector 2; With mixing in the special-purpose barrel that the silica gel material is injected into the liquid infusion machine and installation in position; Start the liquid infusion machine and inject operation, set main injection technological parameter, install mould, start the liquid infusion machine and inject operation by table 1, table 2; Be made into cover capsule 1 and connector 2, specifically referring to table 1, table 2.
In the present embodiment, connector 2 and inflatable cover capsule 1 be through socket and bonding the connection, makes connector 2 and inflatable cover capsule 1 injection moulding respectively; Its materials hardness can be different; Can make the cover capsule 1 that directly covers throat epiglottis place keep resilient flexible, can not cause the damage of throat's mucosa, can make the connector 2 that directly play fixed supporting role keep rigid again; Realize that laryngeal mask inserts required support force, convenient clinical use.
Referring to Fig. 3, in the present embodiment, airway 3 uses specific impregnation technology technology to process through special rustless steel dipping plug 23; Under 18～28 ℃ of room temperatures, the environmental condition of relative humidity 40～70%; This impregnation technology is accomplished through equipment frocks such as liquid stream EGR, electric heating constant temperature baking oven and frock plates 26; Described liquid stream EGR comprises a discharge tank 19, a liquid storage container 20 and a rewinding bucket 21; Discharge tank 19 and rewinding bucket 21 the both sides of liquid storage container 20 and with liquid storage container 20 between be connected through tube for transfusion 22, fill with in discharge tank 19 and the liquid storage container 20 and mix the silica gel material; Described rustless steel dipping plug 23 is a cylinder, comprises barred body 24 and rod seat 25, and both are one, and the cross-sectional area of rod seat 25 is greater than barred body 24; Have the eyelet 27 that matches each other with barred body 24 sizes on the described frock plate 26, the impregnation technology flow process is:
(1) clean rustless steel dipping plug 23 with cleaning cloth, at surface-coated silicone oil one deck of barred body 24, and with contacting vertical hanging until excellent 25 with frock plate 26 in the eyelet 27 on the barred body 24 insertion frock plates 26;
The frock plate 26 that (2) rustless steel dipping plug 23 will be housed is put into the electric heating constant temperature baking oven and is carried out first time drying and heat; Taking out the back inserts and carries out dipping curing first time in the liquid storage container 20 with being about to it; 5 seconds of hardening time; Take out rustless steel dipping plug 23, this moment, barred body 24 peripheries formed ground floor tubular shape colloid, then rustless steel were flooded electric heating constant temperature baking oven that plug 23 puts into and carried out first time drying and vulcanize;
(3) after drying sulfuration for the first time finishes; Taking-up has the colloidal rustless steel dipping of ground floor tubular shape plug 23; Cool off after 5 minutes, rustless steel is strengthened seal wire 8 be placed on the rustless steel dipping plug 23, then rustless steel is flooded plug 23 and put into the electric heating constant temperature baking oven and carry out second time drying and heat; Taking out the back inserts and carries out dipping curing second time in the liquid storage container 20 with being about to it; 5 seconds of hardening time, take out rustless steel dipping plug 23, this moment, rustless steel dipping plug 23 peripheries formed second layer tubular shape colloid; This layer tubular shape colloid wraps rustless steel and strengthens seal wire 8, then rustless steel is flooded plug 23 and puts into the electric heating constant temperature baking oven and carry out second time drying and vulcanize;
(4) after drying sulfuration for the second time finishes; Taking-up is inserted and is flooded curing in the liquid storage container 20 for the third time with being about to it; 5 seconds of hardening time; Take out rustless steel dipping plug 23, this moment, rustless steel dipping plug 23 peripheries formed the 3rd layer of tubular shape colloid, then rustless steel were flooded plug 23 and put into the electric heating constant temperature baking oven and carry out drying sulfuration for the third time;
(5) after drying sulfuration is for the third time accomplished; Taking-up lets its natural cooling; Then rustless steel is flooded plug 23 and has rustless steel and strengthen the tubular shape colloid of seal wire 8 and separate, and the tubular shape colloid is put in arc radius on the typing frock of (140 ± 20) mm, putting into temperature is set is that 170 ℃ baking oven is made sizing and solidifying; The drying sulfuration was taken out after 90～120 minutes, and the airway 3 that has rustless steel reinforcement seal wire 8 this moment is processed.
In the above-mentioned steps; When the mixing silica gel material in the liquid storage container 20 is not enough; Mixing silica gel material in the discharge tank 19 is injected liquid storage container 20, guarantee that the mixing silica gel material in the liquid storage container 20 is filled with, unnecessary mixing silica gel material then flows in the rewinding bucket 21; When the mixing silica gel material in the rewinding bucket 21 is too much, the mixing silica gel material in the rewinding bucket 21 is injected discharge tank 19, so circulation.
The airway 3 that this technology is made in use difficult deformation, bending, folding is flat, guarantees effective ventilation.
In the present embodiment, different according to the model of laryngeal mask, the specification of airway 3 is also different, so the specification of rustless steel dipping plug 23 is also different, and the time of production, temperature also have difference, specifically referring to table 3, table 4.
In the present embodiment; Bonding between airway 3 and the joint 4 through extraordinary glue and compounding ingredient; Scribble extraordinary bonding glue 731D on the joint 4, the inwall of airway 3 scribbles glue compounding ingredient POP, and joint 4 inserts in the airway 3 fastening bonding; Degree of being connected firmly can reach the lateral pull of 60N, and the concrete operations step is:
(1) is ready to the bonding adjuvant of airway 3 and joint 4: bonding glue 731D and compounding ingredient POP;
(2) use cotton swab to be stained with compounding ingredient, the cotton swab brush that will be stained with compounding ingredient is in airway 3 and joint 4 required bonding airways 3 inner tubal wall positions;
(3) with glue spots circle on joint 4 inner union joints 4 surfaces of joint 4 and airway 3 bonding mating surfaces;
(4) joint 4 inner union joint 4 ends are inserted socket in the airway 3, tilt to assemble from a bias; Produce because of tilt to be equipped with the gap at the oblique angle, can let glue in rotary course, fill up whole bonding plane along the gap;
(5) rotation assembling evenly is covered with whole adhesive surface until glue, and assembling is accomplished.
In the present embodiment, airway 3 reaches the 60N lateral pull with the bonding firmness of joint 4, the risk that comes off of traction or the contingent airway 3 of unexpected anthropic factor and joint 4 during because of the operation of anesthesia respirator when having avoided positive airway pressure.
In the present embodiment, joint 4 is to adopt high temperature resistant, high-intensity polycarbonate material to process.Joint 4 is with after the anesthesia respirator driving fit is connected; Because displacement or other non-artificial factor of machine operational shock in use; Pulling force between laryngeal mask and the machine is increased, cause laryngeal mask airway conduit 3 to become flexible, come off and separate, malpractice might take place with joint 4 junctions; The degree of being connected firmly of conventional clinically at present laryngeal mask airway conduit that uses 3 and joint 4 generally can bear the lateral pull of 20N; Its secure coefficient is restricted, and it is fastening bonding that the present invention can make laryngeal mask airway conduit 3 and joint 4 obtain, and coefficient safe in utilization is greatly improved.
In addition, need to prove, specific embodiment described in this description, as long as the undeclared concrete shape and size of its part, then this part can be Any shape and the size that adapts with its structure; Simultaneously, the part title of getting also can be different.Allly conceive equivalence or the simple change that described structure, characteristic and principle are done, include in the protection domain of patent of the present invention according to patent of the present invention.
Though the present invention with embodiment openly as above; But it is not in order to limit protection scope of the present invention; Any technical staff who is familiar with this technology, change and the retouching in not breaking away from design of the present invention and scope, done all should belong to protection scope of the present invention.
Claims (5)
1. antibiotic property intubating laryngeal mask airway device; Comprise cover capsule, connector, airway, joint, gas tube, indication sacculus and air valve; Connector and cover capsule coupling and bonding, an end of airway insert connector and are communicated with the cover capsule, and the other end and joint are bonding; One end of gas tube assembles bonding with the rear end of cover capsule and is communicated with, and the other end assembles bonding with the lower end of indication sacculus and is communicated with, and the indication sacculus is through gas tube and the perforation of cover capsule, and air valve is installed in the upper end of indication sacculus; It is characterized in that: be provided with rustless steel in the described airway and strengthen seal wire, rustless steel strengthen seal wire be spiral coil around shape, be inlaid in the tube wall of airway, and process through special impregnation technology; Connect through room temperature RTV is gluing between described airway and the connector, bonding between airway and the joint through extraordinary glue and compounding ingredient; The raw material of said cover capsule, connector and airway mixes the silica gel material and comprises nanometer silver and liquid silica gel for mixing the silica gel material.
2. antibiotic property intubating laryngeal mask airway device according to claim 1; It is characterized in that: described extraordinary glue is extraordinary bonding glue 731D; Compounding ingredient is glue compounding ingredient POP; Scribble extraordinary bonding glue 731D on the joint, the inwall of airway scribbles glue compounding ingredient POP, and joint inserts in the airway fastening bonding.
3. the manufacture method of the described antibiotic property intubating laryngeal mask airway device of claim 1; It is characterized in that: described mixing silica gel material is made in locking device; Locking device comprises vacuum tank, vacuum pump, stirred vessel, blender, glue conveying box road, vacuum-pumping pipeline, blanking pipeline and magazine; Be connected through vacuum-pumping pipeline between vacuum tank and the vacuum pump; Be connected through the blanking pipeline between vacuum tank and the magazine, be connected through the glue conveying box road between vacuum tank and the stirred vessel, stirred vessel is positioned at the top of vacuum tank; Be provided with valve on glue conveying box road, vacuum-pumping pipeline and the blanking pipeline, blender is installed on the stirred vessel, and vacuum-pumping pipeline is provided with air bleeding valve; Described nanometer silver and liquid silica gel mix in locking device, through batching, batch mixing, stirring, technologies such as defeated material, evacuation and blanking, process and mix the silica gel material, and concrete processing step is following:
(1) close valve on the glue conveying box road, press liquid silica gel: the weight ratio of nanometer silver=200:1 all is added to liquid silica gel after weighing and nanometer silver in the stirred vessel; Start blender and stir, about 500 rev/mins of the rotating speed of blender, time are about 10 minutes, and till nanometer silver and the abundant mix homogeneously of liquid silica gel, mixed mixing silica gel material must not estimate has powder, particle, filamentary silver seal and heterochromatic;
(2) close valve on the blanking pipeline, open the valve on vacuum-pumping pipeline and the glue conveying box road, close air bleeding valve, the open vacuum pump, mixing silica gel material flows under the influence of gravity in the vacuum tank till flow to end;
(3) after silica gel material to be mixed all flows into vacuum tank, close the valve on the glue conveying box road, continued the operation vacuum pump about 60～120 minutes; Extract and mix the air of retaining in the silica gel material; Evacuation is closed vacuum pump after accomplishing, and closes the valve on the vacuum-pumping pipeline;
(4) open valve on the blanking pipeline, open air bleeding valve, the mixing silica gel material behind the evacuation is directed in the magazine, mix the silica gel material and complete.
4. the manufacture method of antibiotic property intubating laryngeal mask airway device according to claim 3; It is characterized in that: described cover capsule and connector adopt the mode of liquid machine injection to make; With mixing in the special-purpose barrel that the silica gel material is injected into the liquid infusion machine and installation in position; Start the liquid infusion machine and inject operation, be made into cover capsule and connector.
5. the manufacture method of antibiotic property intubating laryngeal mask airway device according to claim 3 is characterized in that: described airway, and the rustless steel dipping plug through special uses specific impregnation technology technology to process; Under 18～28 ℃ of room temperatures, the environmental condition of relative humidity 40～70%; This impregnation technology is accomplished through equipment frocks such as liquid stream EGR, electric heating constant temperature baking oven and frock plates; Described liquid stream EGR comprises a discharge tank, a magazine and a rewinding bucket; Discharge tank and rewinding bucket also with between the magazine are connected through tube for transfusion in the both sides of magazine, fill with in discharge tank and the magazine and mix the silica gel material; Described rustless steel dipping plug is a cylinder, comprises barred body and rod seat, and both are one, and the cross-sectional area of rod seat is greater than barred body; Have the eyelet that matches each other with the barred body size on the described frock plate, the impregnation technology flow process is:
(1) cleans rustless steel dipping plug with cleaning cloth,, and barred body inserted in the eyelet on the frock plate contact vertical hanging with the frock plate until the rod seat at surface-coated silicone oil one deck of barred body;
The frock plate that (2) rustless steel dipping plug will be housed is put into the electric heating constant temperature baking oven and is carried out first time drying and heat; Taking out the back inserts and carries out dipping curing first time in the magazine with being about to it; 5 seconds of hardening time; Take out rustless steel dipping plug, this moment, the barred body periphery formed ground floor tubular shape colloid, then rustless steel was flooded electric heating constant temperature baking oven that plug puts into and carried out first time drying and vulcanize;
(3) after drying sulfuration for the first time finished, taking-up had the colloidal rustless steel dipping of ground floor tubular shape plug, cools off after 5 minutes; Rustless steel is strengthened seal wire to be placed on the rustless steel dipping plug; Then rustless steel is flooded plug and put into the electric heating constant temperature baking oven and carry out the drying heating second time, take out the back and insert and carry out in the magazine dipping curing second time, 5 seconds of hardening time with being about to it; Take out rustless steel dipping plug; This moment, rustless steel dipping plug periphery formed second layer tubular shape colloid, and this layer tubular shape colloid wraps rustless steel and strengthens seal wire, then rustless steel was flooded plug and put into the electric heating constant temperature baking oven and carry out second time drying and vulcanize;
(4) after drying sulfuration for the second time finishes; Taking-up is inserted and is flooded curing in the magazine for the third time with being about to it; 5 seconds of hardening time; Take out rustless steel dipping plug, this moment, rustless steel dipping plug periphery formed the 3rd layer of tubular shape colloid, then rustless steel was flooded plug and put into the electric heating constant temperature baking oven and carry out drying sulfuration for the third time;
(5) after drying sulfuration is for the third time accomplished; Taking-up lets its natural cooling; Then rustless steel is flooded plug and has rustless steel and strengthen the tubular shape colloid of seal wire and separate, and the tubular shape colloid is put in arc radius on the typing frock of (140 ± 20) mm, putting into temperature is set is that 170 ℃ baking oven is made sizing and solidifying; The drying sulfuration was taken out after 90～120 minutes, and the airway that has rustless steel reinforcement seal wire this moment is processed;
In the above-mentioned steps, when the mixing silica gel material in the magazine is not enough, the mixing silica gel material in the discharge tank is injected magazine, guarantee that the mixing silica gel material in the magazine is filled with, unnecessary mixing silica gel material then flows in the rewinding bucket; When the mixing silica gel material in the rewinding bucket is too much, the mixing silica gel material in the rewinding bucket is injected discharge tank, so circulation.
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| CN201110298617.2A CN102309804B (en) | 2011-09-28 | 2011-09-28 | Antimicrobial laryngeal mask airway device and manufacturing method thereof |
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| CN201110298617.2A CN102309804B (en) | 2011-09-28 | 2011-09-28 | Antimicrobial laryngeal mask airway device and manufacturing method thereof |
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| CN104056318A (en) * | 2013-03-22 | 2014-09-24 | 山东威高集团医用高分子制品股份有限公司 | Disposable infusion apparatus pipeline |
| CN105381529A (en) * | 2015-11-04 | 2016-03-09 | 安吉简成医疗科技有限公司 | Laryngeal mask and mounting process of spring of laryngeal mask |
| WO2017035839A1 (en) * | 2015-09-06 | 2017-03-09 | 黄俊荣 | Method for manufacturing laryngeal mask and laryngeal mask |
| CN108908816A (en) * | 2018-06-15 | 2018-11-30 | 浙江大学 | A kind of individuation antimicrobial coating rack integral forming method |
| CN109985304A (en) * | 2017-12-29 | 2019-07-09 | 东莞科威医疗器械有限公司 | Medical intubation tube and its moulding process |
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| CN1951515A (en) * | 2006-11-14 | 2007-04-25 | 天津市塑料研究所 | Disposable silicon-plastic larynx mask |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104056318A (en) * | 2013-03-22 | 2014-09-24 | 山东威高集团医用高分子制品股份有限公司 | Disposable infusion apparatus pipeline |
| WO2017035839A1 (en) * | 2015-09-06 | 2017-03-09 | 黄俊荣 | Method for manufacturing laryngeal mask and laryngeal mask |
| CN107427658A (en) * | 2015-09-06 | 2017-12-01 | 深圳市源泰医疗器械有限公司 | Laryngeal mask manufacture method and laryngeal mask |
| CN107427658B (en) * | 2015-09-06 | 2019-08-02 | 深圳市源泰医疗器械有限公司 | Laryngeal mask manufacturing method and laryngeal mask |
| CN105381529A (en) * | 2015-11-04 | 2016-03-09 | 安吉简成医疗科技有限公司 | Laryngeal mask and mounting process of spring of laryngeal mask |
| CN109985304A (en) * | 2017-12-29 | 2019-07-09 | 东莞科威医疗器械有限公司 | Medical intubation tube and its moulding process |
| CN108908816A (en) * | 2018-06-15 | 2018-11-30 | 浙江大学 | A kind of individuation antimicrobial coating rack integral forming method |
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|---|---|
| CN102309804B (en) | 2014-06-11 |
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