CN211434498U - Analgesia pump capable of achieving time-limited quantitative filling - Google Patents
Analgesia pump capable of achieving time-limited quantitative filling Download PDFInfo
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- CN211434498U CN211434498U CN201922488190.7U CN201922488190U CN211434498U CN 211434498 U CN211434498 U CN 211434498U CN 201922488190 U CN201922488190 U CN 201922488190U CN 211434498 U CN211434498 U CN 211434498U
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Abstract
The utility model discloses an analgesic pump with time-limited and quantitative filling, which comprises a medicine bag and a shell outside the medicine bag; the medicine bag is connected with a catheter; the method is characterized in that: the catheter is Y-shaped and comprises two branch pipes and a main pipe, and the end parts of the two branch pipes are connected with the anther sac; one branch pipe is provided with a time-limited quantitative filling device; the analgesia pump with the structure can control the total amount of the medicaments filled by the patient in the same time period, and avoid the phenomenon that the medicament is repeatedly filled by the patient in the same time period to cause overlarge medicament consumption. The occurrence of medical accidents is effectively prevented.
Description
Technical Field
The utility model relates to an analgesia pump, in particular to an analgesia pump which can limit the patient to fill the total amount of analgesic drugs in the same time period.
Background
For a long time, postoperative pain is considered a natural phenomenon and is inevitable, and is only silently tolerated. In fact, pain can be controlled, reduced or achieved painless by medication or means. Pain, an undesirable stimulus, can cause a series of pathophysiological changes in the body, such as effects on the body's autonomic nervous system: the heart rate is accelerated, the respiration is rapid, and the blood pressure is increased; the mental changes cause dysphoria and depression, and then affect the functions of the digestive system and the recovery of physical strength; endocrine, hormonal effects, directly and indirectly, alter various body functions. Analgesia pumps are one means of controlling pain.
The analgesia pump is a liquid infusion device, can keep a stable concentration of anesthetic in blood, and can help achieve better analgesia treatment by using less drugs. The patient is generally allowed to self-press to add an additional infusion dose over a sustained infusion volume, thus the treatment is more individualized, consistent with the characteristic of a large individualized difference in pain perception. Although the existing analgesia pump can control the amount of the medicament which is filled by a patient per time, the number of times of filling of the patient cannot be controlled, and if the patient repeatedly fills the medicament, the number of times of filling of the patient may exceed a specified amount, so that danger is caused.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an analgesia pump that time limit ration was filled can restrict the total amount of self-priming medicament in same time quantum.
In order to solve the technical problems, the technical proposal of the utility model is to adopt an analgesic pump with time-limited and quantitative filling, which comprises a medicine bag and a shell outside the medicine bag; the medicine bag is connected with a catheter; the method is characterized in that: the catheter is Y-shaped and comprises two branch pipes and a main pipe, and the end parts of the two branch pipes are connected with the anther sac; one branch pipe is provided with a time-limited quantitative filling device; the time-limited quantitative filling device comprises a shell and a medicine storage bag arranged in the shell; the medicine storage bag is connected with a medicine inlet pipe and a medicine outlet pipe; the drug storage bag is characterized by further comprising a sliding sleeve and a sliding rod which are arranged in the shell, and the sliding rod can be driven to slide in the sliding sleeve by expansion of the drug storage bag; a return spring is arranged between the sliding rod and the sliding sleeve; the button is arranged on the shell, and a lock rod is arranged at the bottom of the button; lock holes are formed on the sliding sleeve and the sliding rod; the bottom of the button is also connected with a connecting rod, the rear end of the connecting rod is fixedly provided with a pressing plate, a baffle plate is arranged in front of the pressing plate, and the medicine outlet pipe is arranged between the pressing plate and the baffle plate; an extrusion spring is arranged behind the pressure plate; a push plate for extruding the medicine storage bag is arranged behind the sliding rod and is driven by a push rod; the lock rod is provided with an inclined surface, and the push rod can be pushed by the inclined surface. The principle of the utility model lies in that the sliding rod can be pushed in place only when the medicine storage bag expands to the maximum limit, so that the sliding rod is aligned with the lock hole on the sliding sleeve. The lock rod can penetrate through the lock hole to press the key, the pressing plate and the push plate are driven to move, the medicine storage bag is extruded and the medicine outlet pipe is loosened simultaneously, and the medicine is filled successfully. Because the medicine storage bag needs a certain time to be expanded in place, the button can not be pressed before this, and the total amount of the filled medicines in the same time period is ensured.
As an improvement, the medicine outlet pipe is a thin film hose. So that the pressure plate can be clamped without too much pressure.
As a further improvement, the two branch pipes are provided with throttles. The flow is limited by the flow controller, so that the time for fully expanding the medicine storage bag can be controlled, and the time interval between two times of pressing can be controlled.
As a further improvement, the main pipe is provided with a filter. For filtering impurities in the medicament.
As an improvement, the medicine bag is provided with a medicine adding port. The medicine bag is convenient to be added with medicine.
As an improvement, the shell is made of transparent acrylic. The condition of the medicine bag is convenient to observe.
The utility model discloses an useful part lies in: the analgesia pump with the structure can control the total amount of the medicaments filled by the patient in the same time period, and avoid the phenomenon that the medicament is repeatedly filled by the patient in the same time period to cause overlarge medicament consumption. The occurrence of medical accidents is effectively prevented.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a time-limited quantitative filling device.
Fig. 3 is a state diagram of the time-limited quantitative filling device.
The labels in the figure are: 1 medicine bag, 2 shells, 3 medicine adding ports, 4 branch pipes, 5 throttlers, 6 time-limited quantitative filling devices, 7 main pipes, 8 filters, 9 joints, 61 shells, 62 buttons, 63 medicine storage bags, 64 locking rods, 65 sliding sleeves, 66 sliding rods, 67 return springs, 68 push rods, 69 push plates, 70 baffle plates, 71 medicine outlet pipes, 72 pressing plates, 73 extrusion springs and 74 locking holes.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the specific embodiments.
As shown in fig. 1, 2 and 3, the utility model comprises a medicine bag 1 and a shell 2 outside the medicine bag 1; the shell 2 is made of transparent acrylic. The medicine bag 1 is connected with a catheter; the catheter is Y-shaped and comprises two branch pipes 4 and a main pipe 7, wherein the main pipe 7 is provided with a filter 8, and the far end of the main pipe is provided with a joint 9. The end parts of the two branch pipes 4 are connected with the medicine bag 1; the throttlers 5 are arranged on the two branch pipes 4. One branch pipe is provided with a time-limited quantitative filling device 6; the time-limited quantitative filling device 6 comprises a shell 61 and a medicine storage bag 63 arranged in the shell 61; the medicine storage bag is connected with a medicine inlet pipe (not shown in the figure) and a medicine outlet pipe 71; the medicine outlet pipe 71 is a thin film hose. The medicine storage bag is characterized by further comprising a sliding sleeve 65 and a sliding rod 66 which are arranged in the shell, wherein the sliding rod 66 can be driven to slide in the sliding sleeve 65 by expanding the medicine storage bag 63; a return spring 67 is arranged between the sliding rod 66 and the sliding sleeve 65; the button switch further comprises a button 62 arranged on the shell 61, and a lock rod 64 is arranged at the bottom of the button 62; lock holes 74 are formed on the sliding sleeve 65 and the sliding rod 66; the lock apertures 74 in the sleeve 65 and the rod 66 will only be aligned when the reservoir 63 is inflated to its position. The bottom of the key 62 is also connected with a connecting rod, the rear end of the connecting rod is fixedly provided with a pressing plate 72, a baffle plate 70 is arranged in front of the pressing plate 72, and the medicine outlet pipe 71 is arranged between the pressing plate 72 and the baffle plate 70; an extrusion spring 73 is arranged behind the pressure plate 72; a push plate 69 for extruding the medicine storage bag 63 is arranged behind the slide rod 66, and the push plate 69 is driven by a push rod 68; the lock lever 64 is provided with a slope, and the push rod 68 is pushed by the slope.
The medicine bag 1 is made of elastic material, and can continuously supply analgesic agent by means of its contractile force. Meanwhile, the medicine storage bag 63 is continuously filled with the medicine, so that the medicine storage bag 63 is continuously expanded, and at the moment, the pressing plate 72 presses the medicine outlet pipe 71 closed due to the action of the extrusion spring 73, so that the medicine in the medicine storage bag 63 cannot enter the main pipe 7. When the medicine storage bag 63 is not fully expanded, the lock holes 74 on the sliding sleeve 65 and the sliding rod 66 are not overlapped, so that the lock rod 64 cannot pass through, and the key 62 cannot be pressed down. Only after the medicine storage bag 63 is expanded in place can the medicine storage bag 63 eject the sliding rod 66 out so that the locking hole 74 on the sliding rod 66 is coincident with the locking hole 74 on the sliding sleeve 65. At this time, the push button 62 is pressed, and the lock lever 64 penetrates the lock hole 74. When the button 62 is pressed, the inclined surface of the lock lever 64 is matched with the push rod 68, and the push plate 69 is driven to extrude the medicine storage bag 63. Meanwhile, the pressing plate 72 is separated from the medicine outlet pipe 71, so that the medicine outlet pipe 71 is opened again, and the medicine in the medicine storage bag 63 enters the main pipe 7 and is injected into the patient for analgesia.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (6)
1. An analgesic pump with time-limited and quantitative filling function comprises a medicine bag and a shell outside the medicine bag; the medicine bag is connected with a catheter; the method is characterized in that: the catheter is Y-shaped and comprises two branch pipes and a main pipe, and the end parts of the two branch pipes are connected with the anther sac; one branch pipe is provided with a time-limited quantitative filling device; the time-limited quantitative filling device comprises a shell and a medicine storage bag arranged in the shell; the medicine storage bag is connected with a medicine inlet pipe and a medicine outlet pipe; the drug storage bag is characterized by further comprising a sliding sleeve and a sliding rod which are arranged in the shell, and the sliding rod can be driven to slide in the sliding sleeve by expansion of the drug storage bag; a return spring is arranged between the sliding rod and the sliding sleeve; the button is arranged on the shell, and a lock rod is arranged at the bottom of the button; lock holes are formed on the sliding sleeve and the sliding rod; the bottom of the button is also connected with a connecting rod, the rear end of the connecting rod is fixedly provided with a pressing plate, a baffle plate is arranged in front of the pressing plate, and the medicine outlet pipe is arranged between the pressing plate and the baffle plate; an extrusion spring is arranged behind the pressure plate; a push plate for extruding the medicine storage bag is arranged behind the sliding rod and is driven by a push rod; the lock rod is provided with an inclined surface, and the push rod can be pushed by the inclined surface.
2. A time-limited dosing analgesia pump as claimed in claim 1 wherein: the medicine outlet pipe is a film hose.
3. A time-limited dosing analgesia pump as claimed in claim 1 wherein: and throttlers are arranged on the two branch pipes.
4. A time-limited dosing analgesia pump as claimed in claim 1 wherein: the main pipe is provided with a filter.
5. A time-limited dosing analgesia pump as claimed in claim 1 wherein: the medicine bag is provided with a medicine adding opening.
6. A time-limited dosing analgesia pump as claimed in claim 1 wherein: the shell is made of transparent acrylic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922488190.7U CN211434498U (en) | 2019-12-31 | 2019-12-31 | Analgesia pump capable of achieving time-limited quantitative filling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922488190.7U CN211434498U (en) | 2019-12-31 | 2019-12-31 | Analgesia pump capable of achieving time-limited quantitative filling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211434498U true CN211434498U (en) | 2020-09-08 |
Family
ID=72305456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922488190.7U Active CN211434498U (en) | 2019-12-31 | 2019-12-31 | Analgesia pump capable of achieving time-limited quantitative filling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211434498U (en) |
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2019
- 2019-12-31 CN CN201922488190.7U patent/CN211434498U/en active Active
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