CN105688736A - Handheld duplex mixing drive device, dosing apparatus and dosing method - Google Patents
Handheld duplex mixing drive device, dosing apparatus and dosing method Download PDFInfo
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- CN105688736A CN105688736A CN201610228524.5A CN201610228524A CN105688736A CN 105688736 A CN105688736 A CN 105688736A CN 201610228524 A CN201610228524 A CN 201610228524A CN 105688736 A CN105688736 A CN 105688736A
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- Prior art keywords
- push pedal
- duplex
- driving device
- plate
- motor
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/32025—Battery driven
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M35/00—Devices for applying media, e.g. remedies, on the human body
- A61M35/003—Portable hand-held applicators having means for dispensing or spreading integral media
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/50—Movable or transportable mixing devices or plants
- B01F33/501—Movable mixing devices, i.e. readily shifted or displaced from one place to another, e.g. portable during use
- B01F33/5011—Movable mixing devices, i.e. readily shifted or displaced from one place to another, e.g. portable during use portable during use, e.g. hand-held
- B01F33/50112—Movable mixing devices, i.e. readily shifted or displaced from one place to another, e.g. portable during use portable during use, e.g. hand-held of the syringe or cartridge type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/22—Mixing of ingredients for pharmaceutical or medical compositions
Abstract
The invention relates to a handheld duplex mixing drive device which comprises a casing, a motor, a push plate, a switch and a power supply. The motor and the power supply are arranged inside the casing, and positioning slots for fixing syringes of a duplex mixing device are formed in the upper side of the casing. The switch is arranged on the outer side of the casing and is of a forward gear and a backward gear which are used for respectively controlling forward rotation and reverse rotation of the motor. The motor is used for driving the push plate to move, and the push plate is used for controlling moving of push rods of the syringes. The drive device is simple in structure, uniform in thrusting, high in synchronism and accurate in control of push speed, and can be used with the duplex mixing device to achieve uniformly pushing for dosing, and thus application effect of medicine is better.
Description
Technical field
The present invention relates to medical instruments field, particularly to a kind of a kind of duplex hybrid drive for spraying used by wound mouth haemostatic medicament or anti medicine and at the uniform velocity advance dosage。
Background technology
In surgical operation wound discharge surface can hemorrhage or oozing of blood, Post operation is susceptible to tissue adhesion, how to process the hemorrhage and oozing of blood occurred in operation process in time and to prevent postoperative tissue adhesion be an important problem。At present, at medical instruments field, Application comparison is haemostatic medicament such as adhesive fibrin or anti-stick medicine such as hyaluronic acid, chitosan, polylactic acid-based copolymer etc. widely。Adhesive fibrin is formed after being generally two kinds of composition mixing, is solution state when it is unmixed, when forming colloidal adhesives in the short time after mixing, plays Blood clotting。Anti-stick medicine includes anti-stick film, anti-stick liquid and anti-stick gel, and wherein antiseized conjunctiva is relatively low with tissue compatible degree at the wound surface of some complexity；Anti-stick liquid anti-pressure ability is poor, and the bond effect at positions such as nerve, surrounding tissues is poor；Anti-stick gel is gel by macromolecular solution and cross-linking agent hybrid injection, is ejected into the position of needs, owing to anti-stick gel is easy to use, can be accurately positioned and have good rigidity, thus uses extensively。
Owing to haemostatic medicament and anti-stick gel are double base components, and the molding time of gel or haemostatic medicament is very short, use for the ease of medicine, need special medical apparatus and instruments, prior art is mixed by double copmled medicine mixer and is incorporated on wound surface and forms gel, such as application number is that CN03141831.7 and CN200810117729.1 Chinese invention application discloses a kind of duplex mixing arrangement, mainly include two syringes being arranged side by side, suit duplex injection holder on the injector, realize the linkage fixed structure that two syringes are synchronized with the movement, injection seat and shower nozzle；Two injector push-rods are referred to that care set is connected together by linkage fixed structure, and pushing syringe pushrod movement, injection seat one end connects with syringe respectively, and the other end connects with shower nozzle。During use, being respectively charged in syringe by two kinds of components, link fixed structure by finger push, two kinds of components spray from shower nozzle after mixing in injection seat。
But, in prior art, duplex mixing arrangement is for manually advancing, it in use inevitably exists, and thrust is irregular, syringe poor synchronization, push away speed cannot the accurate problem such as control, cause that the gel effect of molding is deteriorated。Additionally, due to the time of gel forming is very short, generally only several seconds, process occurs pause or push away the situation that speed is excessively slow if manually advancing, very easily cause that mixed liquor solidifies at injection seat and shower nozzle place, thus blocking syringe, it is impossible to hemostasis in time and promotion wound healing。
Summary of the invention
The present invention is directed to the deficiencies in the prior art, it is provided that a kind of Handheld drive device that duplex mixing arrangement can be made to advance at the uniform velocity, continuously。
In order to realize the purpose of the present invention, the present invention adopts the following technical scheme that
A kind of hand-held duplex hybrid drive, it is characterised in that: described driving device includes housing, motor, push pedal, switch and power supply；Wherein, described motor and power supply are positioned at described enclosure interior, and described housing is provided above the locating slot for fixing duplex mixing arrangement syringe；Described switch is arranged on described hull outside, including drive shift and reverse drive gear, is respectively used to control motor and rotates and reverse；Described motor drives described push pedal campaign, and described push pedal is used for controlling injector push-rod and moves。Wherein, the syringe of duplex mixing arrangement can be two syringes being arranged side by side。
Preferably, the forward and backward two ends of described locating slot include two pieces of matrix baffle plates being arranged side by side respectively, and described spill baffle plate is for the axial location of syringe。Preferably, described spill baffle plate concave design is arc, adapts with syringe body, is more highly preferred to, and described arc is semicircle。
Preferably, the left and right two ends of described locating slot are respectively arranged with limiting plate, and described limiting plate is used for fixing syringe body。
Preferably, being provided with draw-in groove one between the spill baffle plate of described limiting plate and described locating slot rear end, described draw-in groove one, for the finger holder of clamping syringe body end, is used for preventing syringe body from moving forward and backward。It is furthermore preferred that duplex injection device includes the duplex injection holder being sleeved on two syringes being arranged side by side, the duplex injection holder left and right sides is sleeved on syringe body and refers to that the wedge structure in holder portion is connected in described draw-in groove one。
Preferably, the left and right two ends of described locating slot are also respectively provided with baffle plate, described baffle plate is connected with the spill baffle plate being positioned at locating slot front end, and described baffle plate is used for preventing syringe body from moving left and right, and baffle plate can be alternatively integrated formed structure for independent original paper is assembled with spill baffle plate。
Preferably, described limiting plate is disposed adjacent with baffle plate, and described limiting plate is higher than baffle plate, and the upper end of limiting plate includes a hook handle, is used for preventing syringe body from moving up and down。
Preferably, being provided with draw-in groove two between described baffle plate and described limiting plate, the position limiting structure outside duplex injection holder is connected in described draw-in groove two。Preferred, position limiting structure outside duplex injection holder is positioned at syringe body front end, described position limiting structure includes along the axially arranged plate one of syringe body and the plate two substantially vertical with plate one, wherein the extension of plate one includes a hook handle, using with described baffle fit, plate two is connected in described draw-in groove two。Wherein, plate one and plate two can be formed in one structure, it is possible to for the plate individually spliced。It is furthermore preferred that described position limiting structure can use with the spill baffle fit being positioned at locating slot front end, in use, the front end of plate one contacts with spill baffle plate, further functions as position-limiting action。
Preferably, described housing is engaged by two main casings and forms。Specifically can being engaged by buckle structure, it is also possible to engaged by securing member, described securing member can be bolt, nut。
Preferably, described driving device also includes drive mechanism and leading screw, and described drive mechanism and leading screw are positioned at described enclosure interior, and described leading screw one end is connected with described drive mechanism, and described motor moves described leading screw through drive mechanism transmission rear-drive and is axially moveable。
Preferably, described actuating device is belt transmission or gear drive。
Preferably, described push pedal includes by-level plate, the front push pedal at centrally located horizontal plate two ends and rear push pedal, wherein, front push pedal is connected with leading screw front end, push pedal by-level plate is positioned at above leading screw, be arranged in parallel with leading screw, and rear push pedal is used for controlling injector push-rod and is axially moveable。In use, described motor moves described leading screw through drive mechanism transmission rear-drive and is axially moveable, and then drives described front push pedal to move, and rear push pedal is servo-actuated and pushing syringe push rod is axially moveable。Wherein, the cross section of described push pedal can be "" shape。Preferably, front push pedal includes a through hole, and the front end of leading screw is fixing with through hole to be connected。It is furthermore preferred that duplex mixing arrangement also includes linkage fixed structure, two injector push-rods are referred to that care set is connected together by linkage fixed structure, described rear push pedal promotes linkage fixed structure to move。
Preferably, also including an opening above described housing, described opening is adjacent with described locating slot, is used for making described rear push pedal stretch out housing。The size of described opening is determined according to vertical plate width and displacement。It is furthermore preferred that the width of described opening is not less than the width of vertical plate, the length of described opening is not less than the length of syringe body。
Preferably, described housing is pistol-shaped, and described power supply is positioned at housing handle inner。Preferably, described power supply is battery, it is furthermore preferred that be No.5 cell, can use a joint or multiple batteries。It is furthermore preferred that housing handle, at its lower end is provided with a dismountable lid, it is simple to change battery。
Preferably, described switch is positioned at housing handle place。
Preferably, driving device also includes advance limit switch and retreats limit switch, when push pedal moves to certain position, advances or retreats limit switch work, controlling motor stalls。
Additionally, present invention also offers a kind of hand-held duplex dispensation apparatus。
A kind of hand-held duplex dispensation apparatus, including duplex mixing arrangement, wherein duplex mixing arrangement includes two syringes being arranged side by side, suit duplex injection holder on the injector, injection seat and shower nozzle；Injection seat one end connects with two syringes respectively, and the other end connects with shower nozzle, it is characterised in that: also including driving device, described driving device includes housing, motor, push pedal, switch and power supply；Wherein, described motor and power supply are positioned at described enclosure interior, and described housing is provided above the locating slot for fixing duplex mixing arrangement；Described switch is arranged on described hull outside, including drive shift and reverse drive gear, is respectively used to control motor and rotates and reverse；Described motor drives described push pedal campaign, and described push pedal is used for controlling injector push-rod and moves。
Preferably, the forward and backward two ends of described locating slot include two pieces of matrix baffle plates being arranged side by side respectively, and described spill baffle plate is for the axial location of syringe。Preferably, described spill baffle plate concave design is arc, adapts with syringe body, is more highly preferred to, and described arc is semicircle。
Preferably, the left and right two ends of described locating slot are respectively arranged with limiting plate, and described limiting plate is used for fixing syringe body。
Preferably, being provided with draw-in groove one between the spill baffle plate of described limiting plate and described locating slot rear end, described draw-in groove one, for the finger holder of clamping syringe body end, is used for preventing syringe body from moving forward and backward。It is furthermore preferred that duplex injection device includes the duplex injection holder being sleeved on two syringes being arranged side by side, the duplex injection holder left and right sides is sleeved on syringe body and refers to that the wedge structure in holder portion is connected in described draw-in groove one。
Preferably, the left and right two ends of described locating slot are also respectively provided with baffle plate, described baffle plate is connected with the spill baffle plate being positioned at locating slot front end, and described baffle plate is used for preventing syringe body from moving left and right, and baffle plate can be alternatively integrated formed structure for independent original paper is assembled with spill baffle plate。
Preferably, described limiting plate is disposed adjacent with baffle plate, and described limiting plate is higher than baffle plate, and the upper end of limiting plate includes a hook handle, is used for preventing syringe body from moving up and down。
Preferably, being provided with draw-in groove two between described baffle plate and described limiting plate, the position limiting structure outside duplex injection holder is connected in described draw-in groove two。Preferred, position limiting structure outside duplex injection holder is positioned at syringe body front end, described position limiting structure includes along the axially arranged plate one of syringe body and the plate two substantially vertical with plate one, wherein the extension of plate one includes a hook handle, using with described baffle fit, plate two is connected in described draw-in groove two。Wherein, plate one and plate two can be formed in one structure, it is possible to for the plate individually spliced。It is furthermore preferred that described position limiting structure can use with the spill baffle fit being positioned at locating slot front end, in use, the front end of plate one contacts with spill baffle plate, further functions as position-limiting action。
Preferably, described housing is engaged by two main casings and forms。Specifically can being engaged by buckle structure, it is also possible to engaged by securing member, described securing member can be bolt, nut。
Preferably, described driving device also includes drive mechanism and leading screw, and described drive mechanism and leading screw are positioned at described enclosure interior, and described leading screw one end is connected with described drive mechanism, and described motor moves described leading screw through drive mechanism transmission rear-drive and is axially moveable。
Preferably, described actuating device is belt transmission or gear drive。
Preferably, described push pedal includes by-level plate, the front push pedal at centrally located horizontal plate two ends and rear push pedal, wherein, front push pedal is connected with leading screw front end, push pedal by-level plate is positioned at above leading screw, be arranged in parallel with leading screw, and rear push pedal is used for controlling injector push-rod and is axially moveable。In use, described motor moves described leading screw through drive mechanism transmission rear-drive and is axially moveable, and then drives described front push pedal to move, and rear push pedal is servo-actuated and pushing syringe push rod is axially moveable。Wherein, the cross section of described push pedal can be "" shape。Preferably, front push pedal includes a through hole, and the front end of leading screw is fixing with through hole to be connected。It is furthermore preferred that duplex mixing arrangement also includes linkage fixed structure, two injector push-rods are referred to that care set is connected together by linkage fixed structure, described rear push pedal promotes linkage fixed structure to move。
Preferably, also including an opening above described housing, described opening is adjacent with described locating slot, is used for making described rear push pedal stretch out housing。The size of described opening is determined according to vertical plate width and displacement。It is furthermore preferred that the width of described opening is not less than the width of vertical plate, the length of described opening is not less than the length of syringe body。
Preferably, described housing is pistol-shaped, and described power supply is positioned at housing handle inner。Preferably, described power supply is battery, it is furthermore preferred that be No.5 cell, can use a joint or multiple batteries。It is furthermore preferred that housing handle, at its lower end is provided with a dismountable lid, it is simple to change battery。
Preferably, described switch is positioned at housing handle place。
Preferably, driving device also includes advance limit switch and retreats limit switch, when push pedal moves to certain position, advances or retreats limit switch work, controlling motor stalls。
Further, the present invention also provides for one and at the uniform velocity advances dosage, adopts duplex dispensation apparatus to make up a prescription, and step is as follows:
Step one: draw difference in two syringes of duplex mixing arrangement respectively and treat mixed component, duplex mixing arrangement is fixed in the locating slot of driving device；
Step 2: pressing the drive shift of hull outside switch, electric machine rotation drives push pedal campaign then, push pedal campaign drives injector push-rod to move, and drives treating in two syringes to mix component and moves forward simultaneously, sprays from shower nozzle until mixed component after injection seat mixes；
Step 3: after push pedal arrives precalculated position, motor automatic stop rotates；
Step 4: press the reverse drive gear of hull outside switch, motor rightabout rotates, and then drives push pedal to retreat, and after push pedal arrives precalculated position, motor automatic stop rotates；Take out the duplex mixing arrangement making to be finished。
Preferably, treat described in that mixed component is solution or colloidal sol。It is furthermore preferred that described in treat mixed component respectively macromolecular compound and cross-linking agent。Wherein, macromolecular compound can be natural polymer or synthetic macromolecular compound, such as Chitosan-phospholipid complex, collagen protein, gelatin, starch and derivant, cellulose and its derivates, Polyethylene Glycol or derivatives thereof, polyamino acid and derivant thereof etc.。
The method have the benefit that
1. duplex hybrid drive thrust-neutral, synchronicity is good and push away speed and can accurately control between two syringes, improves mixing homogeneity, solves duplex mixing arrangement due to firmly and the uneven gel caused of the interval problem that do not reach best applications effect。
2. the sustainable promotion of driving device, it is to avoid the syringe caused due to pause etc. during manual operation blocks。
3. volume is little, portable and easy and simple to handle, by can automatically operate by compressing switch, substantially increases mixing efficiency。
Accompanying drawing explanation
The top view of Fig. 1 hand-held duplex hybrid drive of the present invention
The front view of Fig. 2 hand-held duplex hybrid drive of the present invention
The right view of Fig. 3 hand-held duplex hybrid drive of the present invention
Fig. 4 hand-held of the present invention duplex hybrid drive part broken away view
Fig. 5 hand-held of the present invention duplex hybrid drive assembling relationship figure
Fig. 6 hand-held duplex dispensation apparatus of the present invention
Fig. 7 hand-held of the present invention duplex dispensation apparatus fundamental diagram
Fig. 8 hand-held of the present invention duplex dispensation apparatus fundamental diagram
Detailed description of the invention
In description detailed description of the invention of the present invention, embodiment, " level ", " vertically ", " front and back ", " left and right ", " up and down ", " axially " are only for representing in device the relative position relation between each assembly, are not limited to its concrete direction。
Concrete, in description specific embodiment of the present invention, embodiment, " axially " pointer is for syringe body, the direction common with syringe body central shaft。Position relationship for convenience of description, " front and back ", " left and right " and " up and down " with syringe be fixed on driving device time use state for reference, wherein, " front and back " can refer to when syringe is fixed on driving device, it is parallel to the two ends of syringe axial direction, the head of syringe be front end, syringe push rod portion be rear end, concrete, " front and back " can in Figure of description of the present invention X-X direction；Wherein, " left and right " can refer to when syringe is fixed on driving device, is perpendicular to the two ends of syringe axially direction, concrete, " left and right " can in Figure of description of the present invention Y-Y direction；Wherein, " up and down " can refer to when syringe is fixed on driving device, is perpendicular to the two ends of syringe axially direction, concrete, " up and down " can in Figure of description of the present invention Z-Z direction；Wherein, X, Y and Z are mutually perpendicular to。In description specific embodiment of the present invention, embodiment, " level " can refer to the X-Y plane constituted, and " vertically " can refer to be perpendicular to the direction in " level " face。
Below in conjunction with accompanying drawing 1-5, hand-held duplex hybrid drive of the present invention is further elaborated。
As shown in accompanying drawing 1-5, hand-held duplex hybrid drive 1 of the present invention includes housing 10, motor 11, push pedal 12, switch 13 and power supply 14, wherein, it is internal that motor 11 and power supply 14 are positioned at housing 10, housing 10 is provided above the locating slot 15 for fixing duplex mixing arrangement 2, and duplex mixing arrangement 2 includes two syringes 20 being arranged side by side；Switch 13 is arranged on outside housing 10, including drive shift 131 and reverse drive gear 132, is respectively used to control motor and rotates and reverse；When pressing the drive shift 131 of switch, motor 11 rotates and then drives push pedal 12 to move, and push pedal 12 motion drives syringe 20 push rod to move。
Wherein, as shown in accompanying drawing 4-5, for convenience of hand-held, the shape of housing 10 may be configured as pistol-shaped, and power supply 14 is positioned at housing 10 handle inner。Wherein, concrete, power supply 14 can be battery, in a specific embodiment, for No.5 cell, can use a joint or multiple batteries, for instance the set of cells of 2 joints or 4 batteries composition。
As shown in accompanying drawing 4-5, in order to be convenient for changing battery, housing 10 handle, at its lower end is provided with a detachable battery lid 16, and battery cover 16 is socketed in outside handle, at its lower end。
As shown in accompanying drawing 4-5, in order to facilitate driving device to install combination, housing 10 can be engaged by two main casings 101 and form。Specifically can being engaged by buckle structure, it is also possible to engaged by securing member, wherein, securing member can be bolt, nut。In a specific embodiment, main casing 101 rear end arranges a through hole 102, and bolt engages two main casings after through hole。
In the embodiment of the invention, the forward and backward two ends of locating slot 15 (referring to accompanying drawing 1-5, X-X to) include two pieces of matrix baffle plates 151 being arranged side by side respectively, spill baffle plate 151 is for the axial location of syringe 20。Wherein, in order to adapt with syringe 20 body, spill baffle plate 151 concave design is arc, and wherein, arc can be semicircle。Those skilled in the art know, and its concave surface is alternatively other shape。
In the embodiment of the invention, the left and right two ends of locating slot 15 are (referring to accompanying drawing 1-5, Y-Y to) be respectively arranged with baffle plate 152 and limiting plate 153, baffle plate 152 and limiting plate 153 are used for fixing syringe body, and baffle plate 152 and limiting plate 153 are disposed adjacent, wherein limiting plate 153 is higher than baffle plate 152。Baffle plate 152 is connected with the spill baffle plate 151 being positioned at locating slot 15 front end, is used for preventing syringe 20 body from moving left and right, and wherein, baffle plate can be alternatively integrated formed structure for independent original paper is assembled with spill baffle plate。The upper end of limiting plate 153 includes a hook handle 154, be used for preventing syringe 20 body up and down (referring to accompanying drawing 1-5, Z-Z to) mobile。
In the present invention, locating slot can agree with by duplex mixing arrangement common with on market well mutually, and owing to locating slot is positioned at the top of housing, therefore can change duplex mixing arrangement easily。
In the embodiment of the invention, as illustrated in the accompanying drawings from 1 to 3, in order to better fix duplex mixing arrangement, it is made not to be moved, it is provided with draw-in groove 1 between the spill baffle plate 151 of limiting plate 153 and locating slot rear end, draw-in groove 1, for the finger holder of clamping syringe body end, is used for preventing syringe body from moving forward and backward。
In the embodiment of the invention, as illustrated in the accompanying drawings from 1 to 3, duplex mixing arrangement 2 includes the duplex injection holder 21 being sleeved on two syringes 20 being arranged side by side, and duplex injection holder 21 left and right sides is sleeved on syringe body and refers to that the wedge structure 211 in holder portion is connected in draw-in groove 1。
In the embodiment of the invention, such as accompanying drawing 1-3, being provided with draw-in groove 2 156 between baffle plate 152 and limiting plate 153, the position limiting structure 212 outside duplex injection holder 21 is connected in draw-in groove 2 156。Concrete, as illustrated in the accompanying drawings from 1 to 3, position limiting structure 212 outside duplex injection holder 21 is positioned at syringe body front end, position limiting structure 212 includes along the axially arranged plate 1 of syringe body and the plate two 214 substantially vertical with plate one, wherein the extension of plate 1 includes a hook handle, with baffle plate 152 with the use of, plate 2 214 is connected in draw-in groove 2 156。Position limiting structure 212 can be positioned at the spill baffle plate 151 of locating slot front end with the use of, in use, the front end of plate 1 contacts with spill baffle plate 151, further functions as position-limiting action。Plate one and plate two can be formed in one structure, it is possible to for the plate individually spliced。
In the embodiment of the invention, motor can be DC micromotor, concrete, by leading screw, the rotary motion of motor can be converted to rectilinear motion, drives push pedal campaign by leading screw, then drives injector push-rod motion。
In the embodiment of the invention, as shown in accompanying drawing 4-5, driving device 1 also includes being positioned at the drive mechanism 17 within housing 10 and leading screw 18, concrete, leading screw 18 is positioned at the top of motor 11 and be arranged in parallel with motor 11, leading screw 18 one end is connected with drive mechanism 17, and motor 11 is axially moveable through drive mechanism 17 transmission rear-drive movable wire thick stick 18。Wherein actuating device can be belt transmission or gear drive, and it is prior art, and therefore not to repeat here。
In the embodiment of the invention, in order to reduce the volume of driving device, make driving device structure compacter, portable, as shown in accompanying drawing 4-5, the cross section of push pedal 12 be "" shape, rear push pedal 121 is used for controlling injector push-rod and is axially moveable, and front push pedal 122 is connected with leading screw 18 front end, and push pedal by-level plate 123 is positioned at above leading screw 18, be arranged in parallel with leading screw。In use, motor 11 is axially moveable through drive mechanism 17 transmission rear-drive movable wire thick stick 18, and before then driving, push pedal 122 is moved, and rear push pedal 121 is servo-actuated and pushing syringe push rod is axially moveable。Wherein, front push pedal 122 can arrange a through hole 124, and the front end of leading screw 18 is fixing with through hole 124 to be connected。When duplex mixing arrangement 2 include linkage fixed structure 22 time, linkage fixed structure 22 two injector push-rods are referred to that care set is connected together, now after push pedal 121 promote linkage fixed structure 22 move。Owing to duplex mixing arrangement is generally long, push pedal of the present invention folding font arranges the top making the locating slot of accommodating duplex mixing arrangement be positioned at leading screw, and entirety reduces the volume of driving device。
In the embodiment of the invention, as shown in accompanying drawing 4-5, in order to make rear push pedal stretch out housing, thus pushing syringe pushrod movement, also including an opening 19 above housing 10, opening 19 is adjacent with locating slot 15, and rear push pedal 121 stretches out housing from opening 19。Wherein, the size of opening 19 is determined according to vertical plate width and displacement, concrete, and the width of opening is not less than the width of vertical plate, and the length of opening is not less than the length of syringe body。
In the embodiment of the invention, as shown in Figure 5, the front end of housing 10 inboard leadscrews 18 includes a cavity, and front push pedal 122 can be moved in this cavity。Wherein, the size of cavity can be determined according to the length of syringe body。
In the embodiment of the invention, driving device also includes advance limit switch and retreats limit switch (not shown on figure), when push pedal moves to certain position, advances or retreats limit switch work, controlling motor stalls。
Driving device of the present invention in use, operates as follows, when pressing drive shift 131, motor 11 promotes push pedal 12 then to drive syringe 20 push rod to travel forward, and during to certain position, limit switch works, to control chip stop signal, thus controlling motor stalls；When pressing reverse drive gear 132, motor 11 reverses, and drives push pedal 12 rearward movement, and during to certain position, limit switch works, motor stalls。
As shown in Figure 6, in the present invention duplex hybrid drive 1 and duplex mixing arrangement 2 with the use of, form duplex dispensation apparatus 3。Wherein, duplex hybrid drive 1 structure is as previously mentioned；Duplex mixing arrangement 2 includes two syringes 20 being arranged side by side, and is set with duplex injection holder 21 on the injector, injection seat 22 and shower nozzle 23；Injection seat 22 one end connects with two syringes 21 respectively, and the other end connects with shower nozzle 23。Duplex mixing arrangement is fixed in the locating slot 15 of driving device。
This duplex dispensation apparatus 3 can be used for preparation hemostasis or anti medicine。As shown in accompanying drawing 7-8, in use, first draw respectively in two syringes 20 of duplex mixing arrangement 2 and treat mixed component, duplex mixing arrangement 2 is mounted in the locating slot 15 of driving device 1, press the drive shift 131 of hull outside switch 13, motor 11 rotates and then drives push pedal 12 to move, push pedal 12 motion drives syringe 20 push rod to move, and drives treating in two syringes to mix component and moves forward simultaneously, in the component mixing of two kinds of injection seat place, and spray at shower nozzle place, form spraying。When (in such as syringe, component pushes away after to the greatest extent) after push pedal arrives certain position, motor automatic stop rotates。Then pressing the reverse drive gear 132 of hull outside switch 13, motor 11 rightabout rotates, so that push pedal is drawn back until switching and being automatically switched off, now, can be taken off the duplex mixing arrangement having been used up。If it is desired, the duplex mixing arrangement more renewed, repeat aforesaid operations and make up a prescription next time。Wherein, treat that mixed component can be solution or colloidal sol。Concrete, in two syringes treating mixed component can respectively macromolecular compound and cross-linking agent, after injection seat mixes, at shower nozzle place, ejection forms gel to two kinds of components, is sprayed on the position needing hemostasis or anti。Wherein, macromolecular compound can be natural polymer or synthetic macromolecular compound, such as Chitosan-phospholipid complex, collagen protein, gelatin, starch and derivant, cellulose and its derivates, Polyethylene Glycol or derivatives thereof, polyamino acid and derivant thereof etc.。Those skilled in the art know, and macromolecular compound or cross-linking agent dissolve in suitable solvent, are configured to solution or the colloidal sol of suitable concn。
Use duplex dispensation apparatus of the present invention preparation hemostasis or anti medicine, by machine automatization control, adopt timing, constant speed, determine the rectilinear motion motor of power, gel medicine is made to reach the application effect of the best, it is greatly improved operation application effect, avoid and push away speed error of making up a prescription irregular, that firmly inequality causes due to what manual operation caused, though solve blender in actual applications due to different people or same person in the application due to firmly and interval uneven so that the gel problem that do not reach best applications effect。Meanwhile, driving device controls syringe and continues to advance, and is both provided with limit switch at drive shift and reverse drive gear, it is to avoid the syringe blocking that pause during due to manual operation causes, when application without worrying to pin the time length controlling switch。
Above-described embodiment is only for illustrating technology design and the feature of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement etc., should be included within scope。
Claims (16)
1. a hand-held duplex hybrid drive, it is characterised in that: described driving device includes housing, motor, push pedal, switch and power supply；Wherein, described motor and power supply are positioned at described enclosure interior, and described housing is provided above the locating slot for fixing duplex mixing arrangement syringe；Described switch is arranged on described hull outside, including drive shift and reverse drive gear, is respectively used to control motor and rotates and reverse；Described motor drives described push pedal campaign, and described push pedal is used for controlling injector push-rod and moves。
2. driving device as claimed in claim 1, it is characterised in that: the forward and backward two ends of described locating slot include two pieces of matrix baffle plates being arranged side by side respectively, and described spill baffle plate is for the axial location of syringe。
3. driving device as claimed in claim 2, it is characterised in that: the left and right two ends of described locating slot are respectively arranged with limiting plate, and described limiting plate is used for fixing syringe body。
4. driving device as claimed in claim 3, it is characterised in that: it is provided with draw-in groove one between the spill baffle plate of described limiting plate and described locating slot rear end。
5. the driving device as described in claim 3 or 4, it is characterised in that: the left and right two ends of described locating slot are also respectively provided with baffle plate, and described baffle plate is connected with the spill baffle plate being positioned at locating slot front end；Described limiting plate is disposed adjacent with baffle plate, and described limiting plate is higher than baffle plate, and the upper end of limiting plate includes a hook handle。
6. driving device as claimed in claim 5, it is characterised in that: it is provided with draw-in groove two between described baffle plate and described limiting plate。
7. driving device as claimed in claim 1, it is characterized in that: described driving device also includes drive mechanism and leading screw, described drive mechanism and leading screw are positioned at described enclosure interior, described leading screw one end is connected with described drive mechanism, and described motor moves described leading screw through drive mechanism transmission rear-drive and is axially moveable。
8. driving device as claimed in claim 7, it is characterized in that: described push pedal includes by-level plate, the front push pedal at centrally located horizontal plate two ends and rear push pedal, and wherein, front push pedal is connected with leading screw front end, by-level plate is positioned at above leading screw, be arranged in parallel with leading screw；Rear push pedal is used for controlling injector push-rod and is axially moveable。
9. driving device as claimed in claim 8, it is characterised in that: described front push pedal includes a through hole, and the front end of leading screw is fixing with through hole to be connected。
10. driving device as claimed in claim 8, it is characterised in that: also including an opening above described housing, described opening is adjacent with described locating slot, is used for making described rear push pedal stretch out housing。
11. driving device as claimed in claim 1, it is characterised in that: described driving device also includes advance limit switch and retreats limit switch, and when push pedal moves to certain position, advance limit switch or retrogressing limit switch work, and control motor stalls。
12. a hand-held duplex dispensation apparatus, including duplex mixing arrangement, wherein duplex mixing arrangement includes two syringes being arranged side by side, suit duplex injection holder on the injector, injection seat and shower nozzle；Injection seat one end connects with two syringes respectively, and the other end connects with shower nozzle, it is characterised in that: also include the driving device as described in any one of claim 1-11。
13. duplex dispensation apparatus as claimed in claim 12, it is characterised in that: the described duplex injection holder left and right sides includes being sleeved on syringe body and refers to the wedge structure in holder portion；Described duplex injection holder includes the position limiting structure being positioned at syringe body front end, and described position limiting structure includes along the axially arranged plate one of syringe body and the plate two substantially vertical with plate one, and wherein the extension of plate one includes a hook handle, uses with described baffle fit。
14. one kind at the uniform velocity advances dosage, it is characterised in that: adopting the duplex dispensation apparatus as described in claim 12 or 13 to make up a prescription, step is as follows:
Step one: draw difference in two syringes of duplex mixing arrangement respectively and treat mixed component, duplex mixing arrangement is fixed in the locating slot of driving device；
Step 2: pressing the drive shift of hull outside switch, electric machine rotation drives push pedal campaign then, push pedal campaign drives injector push-rod to move, and drives treating in two syringes to mix component and moves forward simultaneously, sprays from shower nozzle until mixed component after injection seat mixes；
Step 3: after push pedal arrives precalculated position, motor automatic stop rotates；
Step 4: press the reverse drive gear of hull outside switch, motor rightabout rotates, and then drives push pedal to retreat, and after push pedal arrives precalculated position, motor automatic stop rotates；Take out the duplex mixing arrangement making to be finished。
15. dosage as claimed in claim 14, it is characterised in that: described in treat that mixed component is solution or colloidal sol。
16. dosage as claimed in claim 14, it is characterised in that: described in treat mixed component respectively macromolecular compound and cross-linking agent。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228524.5A CN105688736A (en) | 2016-04-13 | 2016-04-13 | Handheld duplex mixing drive device, dosing apparatus and dosing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228524.5A CN105688736A (en) | 2016-04-13 | 2016-04-13 | Handheld duplex mixing drive device, dosing apparatus and dosing method |
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| CN105688736A true CN105688736A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610228524.5A Pending CN105688736A (en) | 2016-04-13 | 2016-04-13 | Handheld duplex mixing drive device, dosing apparatus and dosing method |
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| CN (1) | CN105688736A (en) |
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| CN106075712A (en) * | 2016-07-25 | 2016-11-09 | 江西高大生物医疗科技有限公司 | A kind of uniform mixing sprayer of medical biliquid |
| CN109862935A (en) * | 2017-04-28 | 2019-06-07 | L·帕拉迪斯 | For by the applicator of cosmetic treatments product application to skin or lip |
| CN110841180A (en) * | 2019-11-12 | 2020-02-28 | 上海长征医院 | Quantitative push-injection type electric applicator |
| CN111588947A (en) * | 2020-05-26 | 2020-08-28 | 四川大学华西医院 | Injection device for stopping bleeding of cervical vertebral canal venous plexus |
| CN111870526A (en) * | 2020-08-12 | 2020-11-03 | 赛克赛斯生物科技股份有限公司 | Duplex medicine mixing device |
| CN112535637A (en) * | 2021-01-27 | 2021-03-23 | 李倩 | A device that is used for supplementary medicine feed of paediatrics children |
| CN113289235A (en) * | 2021-05-14 | 2021-08-24 | 上海大学 | Wound repair intelligent pistol for emergency rescue and application method thereof |
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Application publication date: 20160622 |