CN211068404U - Disposable micro-dose precision infusion apparatus - Google Patents
Disposable micro-dose precision infusion apparatus Download PDFInfo
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- CN211068404U CN211068404U CN201921521080.XU CN201921521080U CN211068404U CN 211068404 U CN211068404 U CN 211068404U CN 201921521080 U CN201921521080 U CN 201921521080U CN 211068404 U CN211068404 U CN 211068404U
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Abstract
The utility model discloses a disposable micro-dose precision infusion apparatus, which comprises a bottle inserting needle, a liquid drop bottle integrally connected with the bottle inserting needle and an infusion scalp needle, wherein an air inlet hole is arranged at the joint of the bottle inserting needle and the liquid drop bottle; the liquid dropping bottle is connected with a precise liquid medicine filter through an upper section catheter, the precise liquid medicine filter is connected with a micro-dosage controllable regulator through a middle section catheter, and the micro-dosage controllable regulator is connected with a hard connecting seat at one end of the transfusion scalp needle through a lower section catheter. The utility model can achieve the fine adjustment of the transfusion dosage in the use process of the liquid medicine, realize the controllable micro-dosage transfusion, meet the medicine requirement of more precise dosage and prevent the injury to human cells; meanwhile, the filter for the liquid medicine into the precision filter can filter particles with the particle size of more than 5 microns, and prevents a patient from inputting large particles and impurities into the body during transfusion.
Description
Technical Field
The utility model belongs to the technical field of medical supplies, in particular to a disposable micro-dosage precise infusion apparatus.
Background
At present, a medical disposable infusion apparatus mainly comprises a dropper pin, a Murphy's dropper, an infusion catheter, a filter, a flow regulator and a scalp needle; the aperture of a filtering membrane of the liquid medicine filter is 20 micrometers, the flow regulator is a hand-push wheel type, the hand-push wheel type regulator cannot be adjusted clinically, namely, the hand-push wheel type regulator is not accurate and controllable, causes harm to cells of a patient, is not suitable for a lot of special medicines, and can cause pulmonary embolism of patients of old people and children, peripheral blood vessel blockage and cell damage due to large filtering aperture.
Disclosure of Invention
The utility model aims at the above problems, makes up the deficiencies of the prior art, and provides a disposable micro-dosage precise infusion apparatus.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
The utility model relates to a disposable micro-dose precision infusion apparatus, which comprises a bottle inserting needle, a liquid drop bottle integrally connected with the bottle inserting needle and an infusion scalp needle, wherein an air inlet hole is arranged at the joint of the bottle inserting needle and the liquid drop bottle; the method is characterized in that: the liquid dropping bottle is connected with a precise liquid medicine filter through an upper section catheter, the precise liquid medicine filter is connected with a micro-dosage controllable regulator through a middle section catheter, and the micro-dosage controllable regulator is connected with a hard connecting seat at one end of the transfusion scalp needle through a lower section catheter.
As an optimized proposal of the utility model, the precise liquid medicine filter adopts a liquid medicine filter with the aperture of the precise filtering membrane being less than or equal to 5 microns.
As another preferred scheme of the utility model, the controllable regulator of little dosage be cylindric structure, the controllable regulator of little dosage include feed liquor side shell, play liquid side casing, feed liquor side shell and play liquid side shell on be provided with feed liquor pipe, drain pipe respectively, feed liquor side shell and play liquid side shell between rotatable and sealing connection, feed liquor side shell and play liquid side casing junction be provided with and be used for sealed leak protection liquid rubber seal, feed liquor side shell on feed liquor pipe link to each other with the middle section pipe, the drain pipe on the shell of play liquid side link to each other with the hypomere pipe.
As another preferred scheme of the utility model, play liquid side casing center department be provided with spliced pole between the casing, feed liquor side casing center department be provided with the casing between the spliced pole cooperate the joint cover of connecting, the casing between the spliced pole tip be provided with the joint end of the peripheral cooperation joint of joint cover, through with the casing between the spliced pole peg graft in the joint cover of feed liquor side casing realize but go out liquid side casing and feed liquor side casing between rotatable coupling.
As another kind of preferred scheme of the utility model, the periphery of spliced pole is provided with rubber seal embedding seat groove between the casing on the liquid side casing, and the embedding has leak protection liquid rubber seal in the rubber seal embedding seat groove, and leak protection liquid rubber seal's periphery is provided with the fixed lug of sealing washer, and the periphery of rubber seal embedding seat groove is provided with the fixed spacing draw-in groove of sealing washer with the fixed lug matched with joint of sealing washer.
As another preferred scheme of the utility model, leak protection liquid rubber seal circle on be provided with the liquid through hole, the position in liquid through hole is corresponding with the orificial position of drain pipe tip.
As another kind of preferred scheme of the utility model, be provided with annular liquid medicine circulation region on the side that feed liquor side casing and leak protection liquid rubber seal butted mutually, annular liquid medicine circulation region enclose between retaining ring and the leak protection liquid rubber seal in by outer retaining ring of annular, annular the annular liquid medicine circulation region in be provided with the annular guiding gutter that the head and the tail is not linked together, the tip mouth of pipe intercommunication of annular guiding gutter one end and feed liquor pipe, the annular guiding gutter other end be connected with and be oval-shaped micro-adjustment separation blade, the micro-adjustment separation blade height with the outer retaining ring of annular, the highly uniform of annular inner ring of retaining ring, annular guiding gutter degree of depth be by feed liquor pipe mouth end to micro-adjustment separation blade end and be the trend that reduces gradually.
As another preferred scheme of the utility model, feed liquor side casing be provided with the spacing fixture block of feed liquor side rotary switch, go out the spacing fixture block of liquid side rotary switch on the inboard edge of liquid side casing department of being connected respectively.
As another preferred scheme of the utility model, feed liquor side casing be provided with the micro-adjustment of mutually supporting on the outside edge that is connected the department with liquid outlet side casing and instruct location arrow point, liquid medicine flow scale mark every hour respectively, through rotatory feed liquor side casing can realize indicating that the micro-adjustment instructs location arrow point to required certain liquid medicine flow scale mark department every hour.
Furthermore, the scale value range of the hourly liquid medicine flow scale mark is 5 ml/h-250 ml/h.
As another preferred scheme of the utility model, the outside edge of feed liquor side casing and play liquid side casing on evenly arrange and be provided with rotatory anti-skidding lug.
Compared with the prior art, the beneficial effects of the utility model are that.
The disposable micro-dosage precise infusion apparatus structurally improves the traditional infusion apparatus, removes and improves the hand-push wheel type flow regulator of the traditional infusion apparatus into the micro-dosage controllable regulator designed by the utility model, and simultaneously removes and replaces the liquid medicine filter with the filtering membrane aperture of 20 microns of the traditional infusion apparatus with the precise liquid medicine filter with the filtering membrane aperture of less than or equal to 5 microns; thus, when the medicine is dripped, the fine adjustment of the transfusion dosage in the use process of the medicine liquid can be achieved, the controllable micro-dosage transfusion is realized, the medicine requirement of more precise dosage can be met, and the injury to human cells is prevented; meanwhile, the filter for the liquid medicine into the precision filter can filter particles with the particle size of more than 5 microns, and prevents a patient from inputting large particles and impurities into the body during transfusion.
Drawings
In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, it is right to combine the attached drawing and detailed description mode below the utility model discloses further detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
Fig. 1 is a schematic view of the overall structure of a disposable micro-dosage precise infusion apparatus of the present invention.
Fig. 2 is a schematic view of a three-dimensional structure of an angle of a micro-dosage controllable regulator of a disposable micro-dosage precise infusion apparatus of the present invention.
Fig. 3 is a schematic view of another angle of the micro-dose controllable regulator of the disposable micro-dose precise infusion apparatus of the present invention.
Fig. 4 is an angle explosion type structure diagram of the micro-dose controllable regulator of the disposable micro-dose precise infusion apparatus of the present invention.
Fig. 5 is an exploded view of another angle of the micro-dose controllable regulator of the disposable micro-dose precise infusion apparatus of the present invention.
Fig. 6 is a schematic view of a three-dimensional structure of an angle of a liquid inlet side shell of the disposable micro-dosage precise infusion apparatus.
Fig. 7 is a schematic view of a three-dimensional structure of another angle of a liquid inlet side shell of the disposable micro-dosage precision infusion apparatus of the present invention.
Fig. 8 is a schematic view of a three-dimensional structure of an angle of a liquid outlet side casing of a disposable micro-dosage precision infusion apparatus of the present invention.
Fig. 9 is a schematic perspective view of another angle of the outlet side housing of the disposable micro-dosage precision infusion set of the present invention.
Fig. 10 is a schematic perspective view of a liquid leakage preventing rubber seal ring of a disposable micro-dosage precise infusion apparatus of the present invention.
The labels in the figure are: 1 is a bottle inserting needle, 2 is an air inlet hole, 3 is a liquid dropping bottle, 4 is an upper section catheter, 5 is a precision liquid medicine filter, 6 is a middle section catheter, 7 is a micro-dosage controllable regulator, 8 is a lower section catheter, 9 is a hard connecting seat, and 10 is an infusion scalp needle; 701 is a clamping end, 702 is a liquid inlet pipe, 703 is a liquid inlet side shell, 704 is a liquid outlet side shell, 705 is a rotary anti-skid bump, 706 is a clamping sleeve, 707 is an annular diversion groove, 708 is a micro-adjustment baffle, 709 is an annular outer retainer ring, 710 is an annular inner retainer ring, 711 is a liquid inlet side rotary switch limiting fixture block, 712 is an inter-shell connecting column, 713 is a liquid outlet pipe, 714 is a liquid through hole, 715 is a seal ring fixing bump, 716 is a liquid outlet side rotary switch limiting fixture block, 717 is a rubber seal ring embedding seat groove, 718 is a seal ring fixing limiting fixture groove, 719 is a liquid leakage prevention rubber seal ring, and 720 is an annular liquid medicine flowing area.
Detailed Description
The attached drawing shows that the disposable micro-dose precise infusion apparatus of the utility model comprises a bottle inserting needle 1, a liquid drop bottle 3 integrally connected with the bottle inserting needle 1 and an infusion scalp needle 10, wherein an air inlet 2 is arranged at the joint of the bottle inserting needle 1 and the liquid drop bottle 3; the method is characterized in that: the dropping bottle 3 is connected with a precise liquid medicine filter 5 through an upper section catheter 4, the precise liquid medicine filter 5 is connected with a micro-dose controllable regulator 7 through a middle section catheter 6, and the micro-dose controllable regulator 7 is connected with a hard connecting seat 9 at one end of an infusion scalp needle 10 through a lower section catheter 8.
The precise liquid medicine filter 5 adopts a liquid medicine filter with a precise filtering membrane pore size of less than or equal to 5 microns.
The micro-dose controllable regulator 7 is of a cylindrical structure, the micro-dose controllable regulator 7 comprises a liquid inlet side shell 703 and a liquid outlet side shell 704, a liquid inlet pipe 702 and a liquid outlet pipe 713 are respectively arranged on the liquid inlet side shell 703 and the liquid outlet side shell 704, the liquid inlet side shell 703 and the liquid outlet side shell 704 are rotatably and hermetically connected, a liquid leakage preventing rubber sealing ring 719 for sealing is arranged at the joint of the liquid inlet side shell 703 and the liquid outlet side shell 704, the liquid inlet pipe 702 on the liquid inlet side shell 703 is connected with the middle section guide pipe 6, and the liquid outlet pipe 713 on the liquid outlet side shell 704 is connected with the lower section guide pipe 8.
The center of the liquid outlet side shell 704 is provided with an inter-shell connecting column 712, the center of the liquid inlet side shell 703 is provided with a clamping sleeve 706 which is matched and connected with the inter-shell connecting column 712, the end part of the inter-shell connecting column 712 is provided with a clamping end 701 which is matched and clamped with the periphery of the clamping sleeve 706, and the rotatable connection between the liquid outlet side shell 704 and the liquid inlet side shell 703 is realized by inserting the inter-shell connecting column 712 into the clamping sleeve 706 of the liquid inlet side shell 703.
The periphery of the connecting column 712 between the shells on the liquid outlet side shell 704 is provided with a rubber sealing ring embedding seat groove 717, a liquid leakage preventing rubber sealing ring 719 is embedded into the rubber sealing ring embedding seat groove 717, a sealing ring fixing bump 715 is arranged on the periphery of the liquid leakage preventing rubber sealing ring 719, and a sealing ring fixing limiting clamping groove 718 matched and clamped with the sealing ring fixing bump 715 is arranged on the periphery of the rubber sealing ring embedding seat groove 717.
Liquid through holes 714 are formed in the liquid leakage preventing rubber sealing rings 719, and the positions of the liquid through holes 714 correspond to the positions of pipe orifices at the end portions of the liquid outlet pipes 713.
An annular liquid medicine flowing area 720 is arranged on the side face of the liquid inlet side shell 703, which is in butt joint with the liquid leakage preventing rubber sealing ring 719, the annular liquid medicine flowing area 720 is defined by an annular outer retaining ring 709, an annular inner retaining ring 710 and the liquid leakage preventing rubber sealing ring 719, an annular flow guide groove 707 which is not communicated end to end is arranged in the annular liquid medicine flowing area 720, one end of the annular flow guide groove 707 is communicated with the end pipe orifice of the liquid inlet pipe 702, the other end of the annular flow guide groove 707 is connected with an oval micro-adjustment baffle 708, the height of the micro-adjustment baffle 708 is consistent with the height of the annular outer retaining ring 709 and the annular inner retaining ring 710, and the depth of the annular flow guide groove 707 gradually decreases from the pipe orifice end of the liquid inlet pipe 702 to the end of the micro-.
A liquid inlet side rotary switch limiting clamping block 711 and a liquid outlet side rotary switch limiting clamping block 716 are respectively arranged on the inner side edge of the joint of the liquid inlet side shell 703 and the liquid outlet side shell 704.
The outer edges of the joints of the liquid inlet side shell 703 and the liquid outlet side shell 704 are respectively provided with a micro-adjustment indicating and positioning arrow and a per-hour liquid medicine flow scale mark which are matched with each other, and the micro-adjustment indicating and positioning arrow can be indicated to a certain required per-hour liquid medicine flow scale mark by rotating the liquid inlet side shell 703.
Furthermore, the scale value range of the hourly liquid medicine flow scale mark is 5 ml/h-250 ml/h.
The outer edges of the liquid inlet side shell 703 and the liquid outlet side shell 704 are uniformly provided with rotating anti-slip lugs 705.
In particular, the principle of achieving fine adjustment of the infusion dosage is explained in conjunction with the structural features of the micro-dosage controllable actuator 7 as described above: the liquid inlet pipe 702 and the liquid outlet pipe 713 are completely communicated by relatively rotating the liquid inlet side shell 703 and the liquid outlet side shell 704 until the liquid inlet side rotary switch limiting clamping block 711 and the liquid outlet side rotary switch limiting clamping block 716 are clamped with each other, so that the liquid medicine is communicated at the maximum flow speed, namely the liquid medicine is communicated at the complete opening state and the maximum liquid medicine flow is achieved; then slowly and reversely rotate, and gradually carry out micro adjustment from the maximum liquid medicine flow per hour to the minimum liquid medicine flow per hour until the liquid medicine is rotated to the position where the liquid inlet side rotary switch limiting clamping block 711 and the liquid outlet side rotary switch limiting clamping block 716 are clamped with each other again to realize the complete closing of the liquid medicine flow; the micro-adjustment indicating and positioning arrow on the liquid inlet side shell 703 points to a certain hourly liquid medicine flow scale mark on the liquid outlet side shell 704, so that the fine adjustment of the transfusion dosage in the liquid medicine use process is achieved, the controllable micro-dosage transfusion is realized, the medicine requirement of more precise dosage can be met, and the injury to human cells is prevented.
Specifically, the utility model structurally improves the traditional infusion apparatus, removes and improves the hand-push wheel type flow regulator of the traditional infusion apparatus into the micro-dosage controllable regulator 7 designed by the utility model, and can meet the medicine demand of more precise dosage and reduce the damage to the cells of the patient when the infusion apparatus of the utility model is used; the utility model discloses the liquid medicine filter replacement that is 20 microns with the filtration membrane aperture of traditional transfusion system is precise liquid medicine filter 5 of 5 microns below precise filtration membrane, the utility model discloses a precise liquid medicine filter 5 of precise filter's replacement transformation, the precise liquid medicine filter 5 of current precision filtration membrane aperture for being less than or equal to 5 microns has protected especially old man, the child of patient effectively can not cause the embolism of tip blood vessel and lung and the damage of cell after the precise filtration infusion.
The utility model discloses the accessible observes liquid drop weight and liquid drop quantity in liquid drop bottle 3 to can accurately judge the requirement of the condition that little dosage was dosed, give into precision liquid medicine filter 5 with the liquid medicine, carry out filter particle and impurity by 5 microns of the 5 micron aperture of precision filtration membrane of precision liquid medicine filter 5, the liquid medicine that has filtered impurity and granule more than 5 microns after passing through precision liquid medicine filter 5 gets into middle section pipe 6 in, can directly flow into little dosage controllable regulator 7; the micro-dosage controllable regulator 7 has the key point of controlling the flow of the liquid medicine and can finely adjust and control the flow speed of the liquid medicine; after the liquid medicine which is subjected to micro-dosage adjustment by the micro-dosage controllable adjuster 7 enters the transfusion scalp acupuncture 10 through the lower catheter 8, the liquid medicine which is subjected to micro-dosage adjustment is delivered into the body of a patient by a nurse. The liquid medicine which is subjected to precise filtration and the liquid medicine which is regulated and controlled by micro-dosage are input into the body of a patient, so that the requirement of the patient on precise filtration and micro-dosage for taking medicine can be met; but also prevents the particles with the diameter of more than 5 microns from entering the human body, ensures that the cells of the patient are not damaged by the adjustment of micro-dosage, ensures the safety of medication, and makes a contribution to the human fight against the diseases.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (10)
1. A disposable micro-dose precise infusion apparatus comprises a bottle inserting needle, a liquid drop bottle integrally connected with the bottle inserting needle and an infusion scalp needle, wherein an air inlet hole is formed at the joint of the bottle inserting needle and the liquid drop bottle; the method is characterized in that: the liquid dropping bottle is connected with a precise liquid medicine filter through an upper section catheter, the precise liquid medicine filter is connected with a micro-dosage controllable regulator through a middle section catheter, and the micro-dosage controllable regulator is connected with a hard connecting seat at one end of the transfusion scalp needle through a lower section catheter.
2. A single use micro-dose precision infusion set according to claim 1, characterized in that: the precise liquid medicine filter adopts a liquid medicine filter with a precise filtering membrane pore size of less than or equal to 5 microns.
3. A single use micro-dose precision infusion set according to claim 1, characterized in that: the micro-dose controllable regulator is of a cylindrical structure and comprises a liquid inlet side shell and a liquid outlet side shell, wherein a liquid inlet pipe and a liquid outlet pipe are respectively arranged on the liquid inlet side shell and the liquid outlet side shell, the liquid inlet side shell and the liquid outlet side shell are rotatably and hermetically connected, a liquid leakage-proof rubber sealing ring for sealing is arranged at the joint of the liquid inlet side shell and the liquid outlet side shell, the liquid inlet pipe on the liquid inlet side shell is connected with a middle section guide pipe, and the liquid outlet pipe on the liquid outlet side shell is connected with a lower section guide pipe.
4. A single use micro-dose precision infusion set according to claim 3, characterized in that: the liquid outlet side shell is characterized in that a connecting column between shells is arranged at the center of the liquid outlet side shell, a clamping sleeve matched and connected with the connecting column between the shells is arranged at the center of the liquid inlet side shell, a clamping end matched and clamped with the periphery of the clamping sleeve is arranged at the end part of the connecting column between the shells, and the connecting column between the shells is inserted into the clamping sleeve of the liquid inlet side shell to realize the rotatable connection between the liquid outlet side shell and the liquid inlet side shell.
5. A single use micro-dose precision infusion set according to claim 4, characterized in that: the periphery of a connecting column between the shells on the liquid outlet side shell is provided with a rubber sealing ring embedding seat groove, a liquid leakage preventing rubber sealing ring is embedded in the rubber sealing ring embedding seat groove, a sealing ring fixing lug is arranged on the periphery of the liquid leakage preventing rubber sealing ring, and a sealing ring fixing limiting clamping groove matched and clamped with the sealing ring fixing lug is arranged on the periphery of the rubber sealing ring embedding seat groove.
6. A single use micro-dose precision infusion set according to claim 3, characterized in that: the liquid leakage preventing rubber sealing ring is provided with liquid through holes, and the positions of the liquid through holes correspond to the positions of pipe orifices at the end parts of the liquid outlet pipes.
7. A single use micro-dose precision infusion set according to claim 3, characterized in that: the liquid inlet side shell and the liquid leakage prevention rubber sealing ring are butted, an annular liquid medicine circulation area is arranged on the side face of the liquid inlet side shell, the annular liquid medicine circulation area is formed by surrounding an annular outer check ring, an annular inner check ring and the liquid leakage prevention rubber sealing ring, an annular flow guide groove which is not communicated end to end is arranged in the annular liquid medicine circulation area, one end of the annular flow guide groove is communicated with an end pipe orifice of the liquid inlet pipe, the other end of the annular flow guide groove is connected with an oval micro-adjustment baffle, the height of the micro-adjustment baffle is consistent with the heights of the annular outer check ring and the annular inner check ring, and the depth of the annular flow guide groove gradually decreases from the end of the liquid inlet pipe to the end of the micro-.
8. A single use micro-dose precision infusion set according to claim 3, characterized in that: and a liquid inlet side rotary switch limiting clamping block and a liquid outlet side rotary switch limiting clamping block are respectively arranged on the inner side edge of the joint of the liquid inlet side shell and the liquid outlet side shell.
9. A single use micro-dose precision infusion set according to claim 3, characterized in that: the outer edge of the connecting part of the liquid inlet side shell and the liquid outlet side shell is respectively provided with a micro-adjustment indicating and positioning arrow and a per-hour liquid medicine flow scale mark which are matched with each other, and the micro-adjustment indicating and positioning arrow can be indicated to a certain required per-hour liquid medicine flow scale mark by rotating the liquid inlet side shell.
10. A single use micro-dose precision infusion set according to claim 3, characterized in that: the outer edges of the liquid inlet side shell and the liquid outlet side shell are uniformly provided with rotating anti-slip lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521080.XU CN211068404U (en) | 2019-09-12 | 2019-09-12 | Disposable micro-dose precision infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521080.XU CN211068404U (en) | 2019-09-12 | 2019-09-12 | Disposable micro-dose precision infusion apparatus |
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| Publication Number | Publication Date |
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| CN211068404U true CN211068404U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921521080.XU Active CN211068404U (en) | 2019-09-12 | 2019-09-12 | Disposable micro-dose precision infusion apparatus |
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| CN (1) | CN211068404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112220994A (en) * | 2020-09-27 | 2021-01-15 | 江阴市鸿萌橡塑制品有限公司 | Micro-flow regulator for transfusion |
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2019
- 2019-09-12 CN CN201921521080.XU patent/CN211068404U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112220994A (en) * | 2020-09-27 | 2021-01-15 | 江阴市鸿萌橡塑制品有限公司 | Micro-flow regulator for transfusion |
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