CN204699030U - A kind of simple and easy single channel dispenser - Google Patents
A kind of simple and easy single channel dispenser Download PDFInfo
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- CN204699030U CN204699030U CN201520315039.2U CN201520315039U CN204699030U CN 204699030 U CN204699030 U CN 204699030U CN 201520315039 U CN201520315039 U CN 201520315039U CN 204699030 U CN204699030 U CN 204699030U
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- pin
- medicine bottle
- displacement pin
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Abstract
The utility model discloses a kind of simple and easy single channel to make up a prescription dispenser, replace pin by first passage displacement pin and second channel and form displacement pin, it is sharp-pointed that pin two ends replaced by first passage displacement pin and second channel, and first passage displacement pin and second channel displacement pin are by the spacing fixing formation of spacing circular screens groove; First passage displacement pin is rustless steel displacement pin, and tip is a bit provided with the perforate of liquid bottles end; Second channel displacement pin is plastics displacement pin, and most advanced and sophisticated both sides are provided with medicine bottle end first perforate and medicine bottle end second perforate, through formation passage.Above-mentioned dispenser disclosed in this utility model, only repeatedly need extrude flexible plastic liquid bottles B can complete the process of making up a prescription, simple to operate, and it is residual in medicine bottle b that its specially designed medicine bottle end position of opening decreases medicinal liquid as much as possible.This dispenser is compared with syringe dosage, and the transfer of liquid and air is all carry out between two aseptic bottles, avoid syringe needle repeatedly in atmosphere expose and by unclean for ward air Injection liquid bottles B; Make up a prescription compared with process with tradition, its structure is simpler, cost is cheaper, has more market popularization.This dispenser can meet the diversified demand of clinical pharmacy better.
Description
Technical field
The invention belongs to technical field of medical instruments, be specially a kind of simple and easy single channel dispenser.
background technology
In field of medical technology, when carrying out drug injection to patient, making up a prescription to medicine, is very common a kind of workflow.
Dosage to infusion fluid in domestic and international existing medical treatment, as shown in Figure 1, dosing process first need be aspirated a small amount of liquid injection medicine bottle b with syringe Z and be dissolved medicated powder from liquid bottles B, after medicated powder dissolves, be injected into liquid bottles B with syringe Z pumpback lysate from medicine bottle b again, complete and make up a prescription.Whole process is not only complicated, and high concentration powder injection lysate can remain and causes waste in medicine bottle b and syringe Z, and syringe Z syringe needle repeatedly exposes and easily polluted in atmosphere simultaneously.。In order to overcome above-mentioned deficiency of the prior art, the multiple dispenser for making up a prescription is it is also proposed in prior art, but many complex structures, and processing safety is poor, especially be only the access needle of sharp keen tip up and down, if control fixing bad, can cause stab operator, situation about even infecting occurs.
Therefore, dispenser structure is simplified, cost is minimized to provide one to make, and make up a prescription in the process of making up a prescription piercing vials time damaged area also less, can not too much influence be produced to bottle stopper sealing integrity, and the dispenser that processing safety is higher, being one is worth studying a question.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, this utility model provides one and makes that dispenser structure is simplified, cost is minimized, and make up a prescription in the process of making up a prescription piercing vials time damaged area also less, can not too much influence be produced to bottle stopper sealing integrity, and the single channel dispenser that processing safety is higher.
The purpose of this utility model is achieved in that
A kind of simple and easy single channel makes up a prescription dispenser, replace pin 3 by first passage displacement pin 2 and second channel and form displacement pin, it is sharp-pointed that pin 3 two ends replaced by first passage displacement pin 2 and second channel, and first passage displacement pin 2 and second channel displacement pin 3 are by the spacing fixing formation of spacing circular screens groove 7; Described first passage displacement pin 2 is rustless steel displacement pin, and tip is a bit provided with liquid bottles end perforate 4; Second channel displacement pin 3 is plastics displacement pin, and most advanced and sophisticated both sides are provided with medicine bottle end first perforate 5 and medicine bottle end second perforate 6, through formation passage 1;
The waist of described displacement pin is provided with spacing circular screens groove 7, and limit one end that displacement pin inserts flexible plastic liquid bottles, its length is less than the spacing between flexible plastic liquid bottles liquid level and its bottle stopper; Limit one end that displacement pin inserts medicine bottle, its perforate is located at the bottle stopper place of next-door neighbour's medicine bottle;
One end that described spacing circular screens groove 7 contacts with flexible plastic liquid bottles B bottleneck is plane, the one end contacted with medicine bottle b is that circle is caved in groove-like, and adopting planar structure to contact with the bottleneck of medicine bottle b at bottom portion of groove, the bottleneck of cell wall to medicine bottle b of groove both sides plays fixation simultaneously.
positive beneficial effect:the above-mentioned simple and easy single channel dispenser that this utility model provides, compared with conventional syringe dosage, simple to operate, effectively prevent syringe needle and repeatedly expose in atmosphere and unclean for ward air Injection liquid bottles situation is occurred.This Novel dispensing device is compared, and traditional dispenser structure is simpler, cost is cheaper, and be single channel in displacement pin, diameter and sectional area reduce greatly, make up a prescription piercing vials time damaged area corresponding reduction, on the corresponding reduction of the impact of bottle stopper sealing integrity; This dispenser can meet the diversified demand of clinical pharmacy better; Circular screens groove is wherein cylindrical-opening to one end, can well fix the bottleneck in insertion opening, ensures the steadiness interted in operating process, substantially increases the safety of operation.
accompanying drawing explanationfig. 1 is prior art structural representation;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is operating structure schematic diagram one of the present utility model;
Fig. 4 is operating structure schematic diagram two of the present utility model;
Fig. 5 is operating structure schematic diagram three of the present utility model;
Fig. 6 is operating structure schematic diagram four of the present utility model;
In figure be: liquid bottles B, medicine bottle b, syringe Z, passage 1, first passage displacement pin 2, second channel displacement pin 3, liquid bottles end perforate 4, medicine bottle end first perforate 5, medicine bottle end second perforate 6, spacing circular screens groove 7.
Detailed description of the invention
A kind of simple and easy single channel makes up a prescription dispenser, replace pin 3 by first passage displacement pin 2 and second channel and form displacement pin, it is sharp-pointed that pin 3 two ends replaced by first passage displacement pin 2 and second channel, and first passage displacement pin 2 and second channel displacement pin 3 are by the spacing fixing formation of spacing circular screens groove 7; Described first passage displacement pin 2 is rustless steel displacement pin, and tip is a bit provided with liquid bottles end perforate 4; Second channel displacement pin 3 is plastics displacement pin, and most advanced and sophisticated both sides are provided with medicine bottle end first perforate 5 and medicine bottle end second perforate 6, through formation passage 1;
The waist of described displacement pin is provided with spacing circular screens groove 7, and limit one end that displacement pin inserts flexible plastic liquid bottles, its length is less than the spacing between flexible plastic liquid bottles liquid level and its bottle stopper; Limit one end that displacement pin inserts medicine bottle, its perforate is located at the bottle stopper place of next-door neighbour's medicine bottle;
One end that described spacing circular screens groove 7 contacts with flexible plastic liquid bottles B bottleneck is plane, the one end contacted with medicine bottle b is that circle is caved in groove-like, and adopting planar structure to contact with the bottleneck of medicine bottle b at bottom portion of groove, the bottleneck of cell wall to medicine bottle b of groove both sides plays fixation simultaneously.
As shown in Figure 2, a kind of simple and easy single channel makes up a prescription dispenser, replace pin 3 by first passage displacement pin 2 and second channel and form displacement pin, it is sharp-pointed that pin 3 two ends replaced by first passage displacement pin 2 and second channel, first passage displacement pin 2 one end, for inserting flexible plastic liquid bottles B end, is provided with liquid bottles end perforate 4; Second channel displacement pin 3 one end, for inserting medicine bottle b end, is provided with medicine bottle end first perforate 5 and medicine bottle end second perforate 6, through formation one axial passage of liquid bottles end perforate 4, medicine bottle end first perforate 5 and medicine bottle end second perforate 6.The waist of displacement pin is provided with circular screens groove 7, circular screens groove 7 is vertical with passage 1 to be arranged, circular screens groove 7 inserts one end of flexible plastic liquid bottles B for limiting first passage displacement pin 2, its length is less than the spacing in flexible plastic liquid bottles B between liquid level and its bottle stopper; Limit one end that the second displacement pin 3 inserts medicine bottle b, its medicine bottle end first perforate 5 and medicine bottle end second perforate 6 are located at the bottle stopper place of next-door neighbour's medicine bottle b simultaneously.
As shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the process schematic that makes up a prescription for this utility model dispenser: when making up a prescription, the two ends of displacement pin are inserted in corresponding flexible plastic liquid bottles B and medicine bottle b respectively, make medicine bottle end first perforate 5 and medicine bottle end second perforate 6 be positioned at medicine bottle b, make liquid bottles end perforate 4 be positioned at flexible plastic liquid bottles B.As shown in Figure 3, first medicine bottle b is placed in below, flexible plastic liquid bottles B is inverted in above medicine bottle b, the one end making the first displacement pin 2 be arranged in flexible plastic liquid bottles B is in the liquid of flexible plastic liquid bottles B, extruding flexible plastic liquid bottles B increases its internal pressure, the pressure that pressure in flexible plastic liquid bottles B will be greater than in medicine bottle b, the liquid in flexible plastic liquid bottles B is got in medicine bottle b through passage 1.As shown in Figure 4, when releasing extrudes flexible plastic liquid bottles B, pressure in flexible plastic liquid bottles B diminishes, the pressure be previously squeezed in the medicine bottle b of liquid pressing is greater than the pressure in flexible plastic liquid bottles B, make the air in medicine bottle b inject flexible plastic liquid bottles B through passage 1, to two bottles, Recovery and rebuild balances again.In like manner, repeatedly extrude, relax flexible plastic liquid bottles B, above-mentioned pressure change and liquid, gas transfer will constantly be carried out.After the medicated powder in medicine bottle b dissolves, when keeping former connection status constant, upset flexible plastic liquid bottles B and medicine bottle b, make medicine bottle b be upside down in above flexible plastic liquid bottles B, flexible plastic liquid bottles B bottleneck upwards.As shown in Figure 5, now, the top of inserting the first displacement pin 2 in flexible plastic liquid bottles B is in the air in flexible plastic liquid bottles B, extruding flexible plastic liquid bottles B increases its internal pressure, in flexible plastic liquid bottles B, pressure is greater than pressure in medicine bottle b, and the air in flexible plastic liquid bottles B is got in medicine bottle b through passage 1.As shown in Figure 6, when releasing extrudes flexible plastic liquid bottles B, in flexible plastic liquid bottles B, pressure diminishes, the pressure be previously squeezed in the medicine bottle b of air pressurized is greater than the pressure in flexible plastic liquid bottles B, pressure differential is produced between two bottles, under the effect of this pressure differential, the medicinal liquid in medicine bottle b is drawn back in flexible plastic liquid bottles B through passage 1.In like manner, repeatedly extrude, relax flexible plastic liquid bottles B, above-mentioned pressure change and liquid, gas transfer will constantly be carried out, because the position of medicine bottle end first perforate 5 and medicine bottle end second perforate 6 is low, and next-door neighbour's medicine bottle b bottle stopper, make the medicinal liquid in medicine bottle b by emptying to greatest extent, reduce medicinal liquid remaining in medicine bottle b.
Above-mentioned dispenser disclosed in this utility model, only repeatedly need extrude flexible plastic liquid bottles B can complete the process of making up a prescription, simple to operate, and it is residual in medicine bottle b that its specially designed medicine bottle end position of opening decreases medicinal liquid as much as possible.This dispenser is compared with syringe dosage, and the transfer of liquid and air is all carry out between two aseptic bottles, avoid syringe needle repeatedly in atmosphere expose and by unclean for ward air Injection liquid bottles B; Make up a prescription compared with process with tradition, its structure is simpler, cost is cheaper, has more market popularization.This dispenser can meet the diversified demand of clinical pharmacy better.
Above embodiment is only for illustration of preferred implementation of the present utility model; but this utility model is not limited to above-mentioned embodiment; in the ken that described exercising ordinary skill possesses; the any amendment done within spirit of the present utility model and principle, equivalently to substitute and improvement etc., it all should be encompassed within the technical scheme scope of this utility model request protection.
Claims (3)
1. a simple and easy single channel makes up a prescription dispenser, it is characterized in that: replace pin (2) and second channel by first passage and replace pin (3) and forms and replace pin, it is sharp-pointed that pin (3) two ends replaced by first passage displacement pin (2) and second channel, and first passage displacement pin (2) and second channel displacement pin (3) are by the spacing fixing formation of spacing circular screens groove (7); Described first passage displacement pin (2) is rustless steel displacement pin, and tip is a bit provided with liquid bottles end perforate (4); Second channel displacement pin (3) is plastics displacement pin, and most advanced and sophisticated both sides are provided with medicine bottle end first perforate (5) and medicine bottle end second perforate (6), through formation passage (1).
2. the simple and easy single channel of one according to claim 1 makes up a prescription dispenser, it is characterized in that: the waist of described displacement pin is provided with spacing circular screens groove (7), limit one end that displacement pin inserts flexible plastic liquid bottles, its length is less than the spacing between flexible plastic liquid bottles liquid level and its bottle stopper; Limit one end that displacement pin inserts medicine bottle, its perforate is located at the bottle stopper place of next-door neighbour's medicine bottle.
3. the simple and easy single channel of one according to claim 1 and 2 makes up a prescription dispenser, it is characterized in that: one end that described spacing circular screens groove (7) contacts with flexible plastic liquid bottles B bottleneck is plane, the one end contacted with medicine bottle b is that circle is caved in groove-like, and adopting planar structure to contact with the bottleneck of medicine bottle b at bottom portion of groove, the bottleneck of cell wall to medicine bottle b of groove both sides plays fixation simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520315039.2U CN204699030U (en) | 2015-05-17 | 2015-05-17 | A kind of simple and easy single channel dispenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520315039.2U CN204699030U (en) | 2015-05-17 | 2015-05-17 | A kind of simple and easy single channel dispenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204699030U true CN204699030U (en) | 2015-10-14 |
Family
ID=54278674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520315039.2U Expired - Fee Related CN204699030U (en) | 2015-05-17 | 2015-05-17 | A kind of simple and easy single channel dispenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204699030U (en) |
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2015
- 2015-05-17 CN CN201520315039.2U patent/CN204699030U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 |