CN214762628U - Neonate's intensive care micro-liquid medicine injection device - Google Patents
Neonate's intensive care micro-liquid medicine injection device Download PDFInfo
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- CN214762628U CN214762628U CN202121084689.2U CN202121084689U CN214762628U CN 214762628 U CN214762628 U CN 214762628U CN 202121084689 U CN202121084689 U CN 202121084689U CN 214762628 U CN214762628 U CN 214762628U
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- left end
- injection device
- axial
- intensive care
- medicine cylinder
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Abstract
A trace liquid medicine injection device for intensive care of neonates, which effectively solves the problems that the prior injection device easily causes liquid medicine waste and is inconvenient to use; the left end of the medicine cylinder is coaxially provided with an injection tube, the medicine cylinder is internally coaxially provided with a saline pipe with an opening facing to the left and the left end positioned in the injection tube, the right end of the saline pipe is provided with a plurality of drain holes distributed along the circumferential direction of the saline pipe, the saline pipe is coaxially and slidably connected with a piston positioned at the left of the drain holes, the right end of the piston is eccentrically provided with a left-right axial push rod, the right end of the push rod penetrates through the medicine cylinder and is provided with a push plate in the up-down direction, the push plate is in threaded connection with a rotatable screw rod in the left-right axial direction, the left end of the screw rod is rotationally connected with the medicine cylinder, the left end of the push plate is provided with a left-right compressible water bag, and the left end of the water bag is connected with the medicine cylinder through a hose; the utility model relates to an ingenious, convenient to use.
Description
Technical Field
The utility model relates to a neonate's paediatrics technical field, especially a neonate's intensive care micro-liquid medicine injection device.
Background
The neonate who is less than 28 days is mainly treated in neonatology, the main treatment disease of neonate paediatrics includes neonate pneumonia, neonate's lung pellucida disease, neonate's oxygen deficiency ischemic encephalopathy and premature infant, the treatment of critical child, clinically, need arrange in the intensive care unit to the infant who suffers from major disease, so that carry out more careful, efficient treatment, medical personnel need carry out the treatment of microinjection liquid medicine to the infant at this moment, but current injection device mostly injects through syringe extension pipe, but this method makes syringe top and extension pipe have a small amount of liquid medicine easily after finishing injecting, this has not only caused the waste of liquid medicine, and lead to the infant easily and can't obtain effectual treatment because of the dose is not enough, and the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned condition, in order to compensate prior art not enough, the utility model aims at providing a neonate's intensive care micro-liquid medicine injection device, effectual solved current injection device cause the liquid medicine extravagant and be suitable for inconvenient problem easily.
The technical scheme of its solution is, the utility model discloses a control axial cartridge case, the coaxial injection syringe that is equipped with of cartridge case left end, the coaxial opening that is equipped with in the cartridge case is towards left and the left end is located the saline pipe in the injection syringe, the wash port that a plurality of its circumferencial direction of edge distribute is seted up to the saline pipe right-hand member, coaxial sliding connection has the piston that is located the wash port left side on the saline pipe, axial push rod about piston right-hand member off-centre is equipped with, the push pedal of direction about the push rod right-hand member runs through the cartridge case and is equipped with, threaded connection has the axial screw rod about rotatable in the push pedal, the screw rod left end rotates with the cartridge case to be connected, direction and compressible water pocket about the push pedal left end is equipped with, the water pocket left end is connected with the cartridge case through the hose.
The utility model relates to an ingenious, convenient to use, through the motor just, reversal drive the screw rod in the same direction as, anticlockwise rotation to the realization has reduced medical personnel's work load to the injection of liquid medicine and normal saline, has reduced the waste of liquid medicine simultaneously.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a perspective view of the utility model.
Fig. 3 is a full-section right perspective view diagram of the utility model.
Fig. 4 is an enlarged view of a in fig. 2 according to the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
The device is characterized by being provided by figures 1 to 4 and comprising a left axial cartridge case 1 and a right axial cartridge case 1, wherein the left end of the cartridge case 1 is coaxially provided with an injection tube 2, the cartridge case 1 is internally coaxially provided with a saline pipe 3 with an opening facing to the left and the left end of which is positioned in the injection tube 2, the right end of the saline pipe 3 is provided with a plurality of drain holes 4 distributed along the circumferential direction of the saline pipe, the saline pipe 3 is coaxially and slidably connected with a piston 5 positioned at the left of the drain holes 4, the right end of the piston 5 is eccentrically provided with a left axial push rod 6, the right end of the push rod 6 penetrates through the cartridge case 1 and is provided with a push plate 7 in the up-down direction, the push plate 7 is in threaded connection with a rotatable screw 8 in the left-right axial direction, the left end of the screw 8 is rotatably connected with the cartridge case 1, the left end of the push plate 7 is provided with a left-right direction compressible water bag 9, and the left end of the water bag 9 is connected with the cartridge case 1 through a hose 10.
In order to avoid the clamping injury of medical staff or patients, the right end of the cartridge case 1 is provided with a protective shell 11 which can shield the push rod 6, the screw rod 8, the push plate 7 and the water sac 9, the push plate 7 is in sliding connection with the protective shell 11, and the left end of the water sac 9 is connected with the protective shell 11.
In order to enable the screw 8 to rotate, a left-right axial motor 12 is arranged at the right end of the protective shell 11, and the output end of the motor 12 is coaxially and fixedly connected with the screw 8.
In order to facilitate the medical staff to add the liquid medicine, the upper end of the cartridge case 1 is provided with an up-down axial yielding hole, and a rubber plug 13 is detachably connected in the yielding hole.
In order to facilitate the addition of the physiological saline to medical staff, the protective shell 11 and the water sac 9 are respectively provided with a left axial avoidance hole and a right axial avoidance hole, and the water sac 9 is detachably and fixedly connected with a latex plug 14 positioned in the avoidance holes.
In order to facilitate the medical staff to control the flow direction of the liquid medicine and the physiological saline, a first one-way valve 15 with an opening facing to the left is arranged in the saline pipe 3, and a second one-way valve 16 with an opening facing to the medicine cartridge 1 is arranged in the hose 10.
In order to prevent the blood of the patient from being sucked to the outside, the upper side and the lower side of the left end of the medicine cylinder 1 are respectively provided with an arc-shaped elastic plate 17, the arc openings of the two elastic plates 17 are opposite, the distance between the left ends of the two elastic plates 17 is smaller than that between the right ends, and the left end of the medicine cylinder 1 is coaxially in threaded connection with a squeezing cylinder 18 which can be in contact with the outer surface of the elastic plate 17.
When the utility model is used, the medical staff takes off the rubber plug 13, pours the liquid medicine into the medicine cylinder 1 and reinstalls the rubber plug 13, at the moment, the medical staff continues to take off the latex plug 14 and pours the normal saline into the water sac 9 and reinstalls the latex plug 14, thus realizing the sealing of the water sac 9;
at the moment, a medical worker communicates the extension tube with the injection tube 2, the motor 12 is turned on, the motor 12 drives the screw rod 8 to rotate anticlockwise, the screw rod 8 rotates clockwise and drives the push plate 7 to move leftwards, the push plate 7 drives the push rod 6 to move leftwards, the push rod 6 drives the piston 5 to move leftwards, the piston 5 moves leftwards and simultaneously injects the liquid medicine in the medicine cylinder 1 into a patient body through the injection tube 2 and the extension tube, at the moment, the first check valve 15 can prevent the liquid medicine from entering a space on the right side of the piston 5 through the saline tube 3, the push plate 7 moves leftwards and simultaneously compresses the water bag 9 leftwards, and therefore the physiological saline in the water bag 9 flows into a space formed by the right end face of the piston 5 and the medicine cylinder 1 through the hose 10;
after the motor 12 rotates anticlockwise for a certain time, the push plate 7 drives the piston 5 to move leftwards to the leftmost end of the medicine cartridge 1 through the push rod 6, the liquid medicine in the medicine cartridge 1 is completely extruded, the push plate 7 compresses the water bag 9 leftwards to the left limit position, at the moment, medical staff rotate the extrusion cylinder 18 clockwise, the extrusion cylinder 18 moves rightwards and simultaneously extrudes the upper elastic plate 17 and the lower elastic plate 17, the left ends of the two elastic plates 17 swing oppositely, the injection cylinder 2 is contacted and extrudes the injection tube 2 oppositely after swinging for a certain angle, and the injection tube 2 is tightly attached to the saline tube 3 after the extrusion cylinder 18 rotates for a certain time;
at this moment, the medical staff stops rotating the extrusion cylinder 18, and takes off the rubber plug 13, so that the motor 12 rotates clockwise, the motor 12 drives the screw 8 to rotate clockwise, the screw 8 drives the push plate 7 to move rightwards while rotating clockwise, the push plate 7 drives the piston 5 to move rightwards via the push rod 6, the piston 5 moves rightwards while extruding the physiological saline in the drug cartridge 1, the physiological saline in the drug cartridge 1 enters the saline tube 3 via the drain hole 4, at this moment, the second one-way valve 16 can prevent the physiological saline from flowing back into the water sac 9, at this moment, the close fitting of the injection tube 2 and the saline tube 3 can prevent the physiological saline from entering the drug cartridge 1 via the gap between the injection tube 2 and the saline tube 3, and the air outside enters the patient via the gap between the injection tube 2 and the saline tube 3, the motor 12 continues to rotate clockwise, thereby driving the piston 5 to continue to extrude the physiological saline in the drug cartridge 1, the normal saline enters the body of a patient through the saline pipe 3 and the extension pipe, thereby conveying trace liquid medicine in the extension pipe;
at this time, the medical staff turns off the motor 12 and separates the extension tube from the injection tube 2, and at this time, the medical staff takes off the rubber stopper 13 and washes the drug cartridge 1 to inject the next trace amount of drug liquid.
The utility model discloses a material of injection syringe 2 is soft materials to in the inseparable laminating of realization injection syringe 2 and brine pipe 3.
The utility model discloses simple structure, the design is novel, high durability and convenient use, therefore, the clothes hanger is strong, the cartridge case that is equipped with, the syringe, the push rod, the push pedal, a piston, the water pocket, the screw rod etc., medical personnel of can being convenient for carry out the injection of trace liquid medicine to the patient, can inject remaining liquid medicine in the extension tube simultaneously, the waste of liquid medicine has been reduced, medical personnel's work load has been reduced, time saving and labor saving, the first check valve that is equipped with, the second check valve, medical personnel of can being convenient for control the flow direction of liquid medicine and normal saline, the elastic plate that is equipped with, the recipient, medical personnel of can being convenient for prevent that patient's blood from being inhaled to the external world, the motor that is equipped with, medical personnel of can being convenient for rotate the screw rod.
Claims (7)
1. A micro-liquid medicine injection device for intensive care of neonates comprises a left axial medicine cylinder (1) and a right axial medicine cylinder (1), and is characterized in that the left end of the medicine cylinder (1) is coaxially provided with an injection tube (2), the medicine cylinder (1) is coaxially provided with a saline pipe (3) with an opening facing the left and a left end positioned in the injection tube (2), the right end of the saline pipe (3) is provided with a plurality of drain holes (4) distributed along the circumferential direction, the saline pipe (3) is coaxially and slidably connected with a piston (5) positioned at the left of the drain holes (4), the right end of the piston (5) is eccentrically provided with a left axial push rod (6) and a right axial push rod (6), the right end of the push rod (6) penetrates through the medicine cylinder (1) and is provided with a push plate (7) in the up-down direction, the push plate (7) is in threaded connection with a rotatable and left-right axial screw rod (8), the left end of the screw rod (8) is rotatably connected with the medicine cylinder (1), the left end of the push plate (7) is provided with a left-right compressible water bag (9) in the left-right direction, the left end of the water sac (9) is connected with the drug cylinder (1) through a hose (10).
2. The neonatal intensive care monitoring micro-liquid medicine injection device as claimed in claim 1, wherein a protective shell (11) capable of shielding the push rod (6), the screw (8), the push plate (7) and the water bag (9) is arranged at the right end of the medicine cylinder (1), the push plate (7) is slidably connected with the protective shell (11), and the left end of the water bag (9) is connected with the protective shell (11).
3. The neonatal intensive care micro-drug solution injection device as claimed in claim 2, wherein a left-right axial motor (12) is arranged at the right end of the protective housing (11), and the output end of the motor (12) is coaxially and fixedly connected with the screw (8).
4. The neonatal intensive care micro-drug solution injection device as claimed in claim 1, wherein the upper end of the drug cartridge (1) is provided with an up-down axial abdicating hole, and a rubber plug (13) is detachably connected in the abdicating hole.
5. The neonatal intensive care micro-drug solution injection device as claimed in claim 2, wherein the protective shell (11) and the water bag (9) are respectively provided with a left axial avoidance hole and a right axial avoidance hole, and the water bag (9) is detachably linked with a latex plug (14) positioned in the avoidance holes.
6. A neonatal intensive care micro-drug solution injector as claimed in claim 1, characterized in that a first one-way valve (15) opening to the left is provided in the saline tube (3) and a second one-way valve (16) opening to the drug cartridge (1) is provided in the hose (10).
7. The neonatal intensive care monitoring micro-drug solution injection device as claimed in claim 1, wherein the upper and lower sides of the left end of the drug cartridge (1) are respectively provided with an arc-shaped elastic plate (17), the arc openings of the two elastic plates (17) are opposite, the distance between the left ends of the two elastic plates (17) is smaller than the distance between the right ends, and the left end of the drug cartridge (1) is coaxially and threadedly connected with an extrusion cylinder (18) which can be in contact with the outer surface of the elastic plates (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121084689.2U CN214762628U (en) | 2021-05-18 | 2021-05-18 | Neonate's intensive care micro-liquid medicine injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121084689.2U CN214762628U (en) | 2021-05-18 | 2021-05-18 | Neonate's intensive care micro-liquid medicine injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214762628U true CN214762628U (en) | 2021-11-19 |
Family
ID=78696347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121084689.2U Active CN214762628U (en) | 2021-05-18 | 2021-05-18 | Neonate's intensive care micro-liquid medicine injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214762628U (en) |
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2021
- 2021-05-18 CN CN202121084689.2U patent/CN214762628U/en active Active
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