CN2481337Y - Safety continuous automatic pressure analgesic liquid transfusion system - Google Patents
Safety continuous automatic pressure analgesic liquid transfusion system Download PDFInfo
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- CN2481337Y CN2481337Y CN 00256573 CN00256573U CN2481337Y CN 2481337 Y CN2481337 Y CN 2481337Y CN 00256573 CN00256573 CN 00256573 CN 00256573 U CN00256573 U CN 00256573U CN 2481337 Y CN2481337 Y CN 2481337Y
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- tubing string
- defeated
- pressure
- automatic pressure
- continues
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Abstract
A safety continuous automatic pressure analgesic liquid transfusion system for patient after operation in the medical and health field comprises a hollow housing body provided with a bottom cover, a fixing pipe column, a lifting mark post, a pressure medicine storing tube, a connecting flexible pipe, a three-way pipe with internal taper unilateral handhole, a rubber tube of unidirectional valve core, a duct, a pipe clip, a locking type conehead connecting tube with a flow limiting device, a capillary tube, and a injection needle. In the use process, the continuing and timing automatic transfusion of fixed quantity is implemented due to the patient by the matching relationship of the resistance created by the capillary tube and the expansive force of the pressure medicine storing tube and the pressure produced by the compressed air in the hollow housing body.
Description
This utility model relates to the infusion set that is used in a kind of medicine and hygiene fields after operation to patient injection analgesia medicinal liquid, especially a kind ofly continues the defeated analgesic liquid device of automatic pressure in order to remove the disposable safe that patient uses in postoperative pain.
At present when postoperative patient is eased pain, be extensive use of disposable transfusion device, disposable syringe and patient-controlled analgesia device ease pain to patient like this, especially to preventing that cross infection from having played positive effect.But, be difficult to make the analgesia medicinal liquid to keep certain concentration when using disposable transfusion device to inject the analgesic drop in the patient body, thereby influence analgesic effect, simultaneously, when easing pain for a long time, use by needs disposable transfusion device also can have some unsafe factors.If the use disposable syringe, when needs regularly, were quantitatively injected the analgesia medicinal liquid, will give had the nursing staff of big workload to bring more nervous work originally.If use the patient-controlled analgesia device, the patient who also lies in a comatose condition after operation for minority then is dangerous like this.
The purpose of this utility model is to provide a kind of can keep certain liquor strength, and the medicinal liquid that can will ease pain regularly, quantitatively, automatically, constantly again simultaneously is injected in the patient body, and need not the defeated analgesic liquid device of the lasting automatic pressure of patient-controlled safety.
To achieve these goals, the safety in this utility model continue the defeated analgesic liquid device of automatic pressure by the hollow housing of band bottom, fixedly tubing string, lifting distance pole, pressure storage pencil, connect flexible pipe, be with threeway, conduit, the pipe clamp of the unidirectional inlet of internal taper, the adapter of locking type conehead, capillary tube and the entry needle that has a current-limiting apparatus to constitute.The opening of hollow housing is consolidated in the bottom groove all around with adhesive; Fixedly tubing string passes bottom central authorities and fixed with bottom, and fixedly the middle part of tubing string is provided with the medicinal liquid manhole appendix.
The thickness difference at lifting distance pole two ends, its thin end can be inserted into fixedly in the tubing string, and pressure storage pencil is enclosed within fixedly on the tubing string and lifting distance pole, and the two ends that pressure is store pencil are consolidated in the fixedly base portion of tubing string and the butt end of lifting distance pole respectively.In addition, expose bonding connection flexible pipe on the stationary pipes column end of bottom, the other end that connects flexible pipe is connected with a passage of the threeway of the unidirectional inlet of band internal taper, the central authorities of threeway are provided with a nonreturn valve core sebific duct, another passage of threeway is communicated with conduit, the other end connecting band of conduit has the locking type conehead of current-limiting apparatus to take over, and wherein in the locking type conehead that has current-limiting apparatus is taken over capillary tube is set, and takes over backspin lock entry needle at the locking type conehead that has current-limiting apparatus.
Hollow housing can be cylindrical, polygon, oblong, also can be both ends open, carries out airtight in the upper shed end with a loam cake.
Cover on the hollow housing can be provided with link, hook or hang and press from both sides, so that this device can be suspended on the support.
Pressure storage pencil two ends all utilize elasticity latch closure and retainer ring deduction of points not to be fastened on the fixedly base portion of tubing string and the butt end of lifting distance pole.
In taking over, the locking type conehead that has a current-limiting apparatus is provided with locking mechanism and conehead is taken over, in order to firmly closely to connect entry needle.
The unidirectional inlet and the entry needle of band internal taper all are furnished with protective sleeve in the threeway, to satisfy the health needs.
The endoporus cross section of conduit is an equilateral triangle, to guarantee that its inner medicinal liquid still can flow glibly when conduit bends.
When using the lasting automatic pressure of this safety to fail the analgesic liquid device, the unidirectional inlet of the band internal taper of medicinal liquid from threeway of at first will easing pain injects, through connect flexible pipe, fixedly sleeve column and medicinal liquid manhole appendix enter pressure and store in the pencil, pressure storage pencil expands under the pressure effect of using the syringe injection liquid, and the distance pole of lifting simultaneously also rises along with the expansion of pressure storage pencil.The intravital air of hollow shell is because of the compression storage power, and when stopping to inject medicinal liquid, unidirectional inlet is sealing automatically, and the pressure that makes the expansion of intravital compressed air of hollow shell and pressure storage pencil be produced is kept.And medicinal liquid can be under pressure medicinal liquid manhole appendix from the fixing tubing string flow out, gap between fixing tubing string and lifting distance pole insertion portion, hose connection, threeway, conduit, enter into the locking type conehead adapter that has current-limiting apparatus, further flow into entry needle then, thereby be injected in the human body.Matching relationship between the resistance that capillary tube produced in taking over by the locking type conehead that has current-limiting apparatus and the expansive force of pressure storage pencil and the pressure that the hollow housing compressed air is produced, realize to the patient carry out regularly, quantitatively, automatically, the input medicinal liquid that eases pain constantly.
Be the conduit of equilateral triangle because of adopting the endoporus cross section again, make in use to make the conduit bending, also can not block flowing of medicinal liquid, thereby guaranteed the lasting input of analgesia medicinal liquid.
Below in conjunction with accompanying drawing most preferred embodiment of the present utility model is described in further detail.
Fig. 1 is the structure cutaway view that safety continues the defeated analgesic liquid device of automatic pressure in this utility model.
Fig. 2 is that safety continues the structure cutaway view of the defeated analgesic liquid device of automatic pressure after injecting medicinal liquid in this utility model.
As shown in Figure 1, the safety in this utility model continue the defeated analgesic liquid device of automatic pressure mainly comprise hollow housing 2, bottom 7, fixedly tubing string 18, lifting distance pole 3, pressure storage pencil 6, connect flexible pipe 9, the unidirectional inlet of band internal taper threeway 10, conduit 13, pipe clamp 22, have current-limiting apparatus locking type conehead adapter 14, capillary tube 15 and entry needle 21.The hollow housing 2 of this device is a both ends open, and it seals with loam cake 24 and bottom 7 respectively at two ends up and down.Loam cake 24 and bottom 7 are equipped with groove 25, and the two ends of hollow housing are inserted respectively and tightly pressed in the groove 25 of loam cake 24 and bottom 7 with adhesive, make it to form an airtight hollow container.This hollow housing 2 can be cylindrical, polygon or oblong, and it also can make one with loam cake 24.Loam cake 24 is provided with a link 1 simultaneously, is convenient to whole device is suspended on the support.
Fixedly tubing string 18 passes the central authorities of bottom 7 and is consolidated on the bottom 7, and fixedly tubing string 18 middle parts in hollow housing 2 are provided with medicinal liquid manhole appendix 8.The two ends thickness difference of the lifting distance pole 3 in the hollow housing 2, its thin end are inserted into fixedly in the tubing string 18, with fixing tubing string 18 formation one gap.Cylinder overcoat one pressure in fixedly tubing string 18 and 3 formation of lifting distance pole is store pencil 6, the two ends of pressure storage pencil 6 all with elastic ring cushion 5 and fixedly latch closure 4 be fixed respectively in the butt end of lifting distance pole 3 and the fixing base portion of tubing string 18, make pressure storage pencil 6 and lifting distance pole 3 and fixing formation one drug storage chamber 26 between the tubing string 18.In addition, fixedly tubing string 18 exposes the bonding connection flexible pipe 9 in end of bottom 7.The other end that connects flexible pipe 9 connects a passage of threeway 10, is provided with a nonreturn valve core sebific duct 12 in the central authorities of threeway 10, and this threeway has the unidirectional inlet 11 of a band internal taper, adds a protective sleeve 23 at the unidirectional inlet 11 of this band internal taper.It is the conduit 13 of equilateral triangle that another passage of threeway 10 connects the endoporus cross section, and the other end connecting band of conduit 13 has the locking type conehead of current-limiting apparatus to take over 14, takes over 14 backspins lock entry needle 21 at the locking type conehead that has current-limiting apparatus at last.The locking type conehead adapter 14 that wherein has current-limiting apparatus is provided with locking mechanism 16 and conehead adapter 17 with entry needle 21 junctions, in the middle of conehead takes over 17 a conehead aperture 20 that is communicated with conduit 13 is arranged.Above the conehead aperture 20 of the locking type conehead adapter 14 that has current-limiting apparatus, a capillary tube 15 is set in addition.Locking mechanism 16 is used to revolve lock entry needle 21, is with a protective sleeve 19 on the syringe needle of entry needle 21.
When using the lasting automatic pressure of this safety to fail the analgesic liquid device; at first close conduit 13 with pipe clamp 22 folders; take off protective sleeve 23 again; inject from the unidirectional inlet 11 of the band internal taper of threeway 10 with the syringe medicinal liquid that will ease pain; the unidirectional inlet 11 of nonreturn valve core sebific duct 12 conducting band internal tapers be connected flexible pipe 9; the analgesia medicinal liquid enters fixedly in the tubing string 18 by connecting flexible pipe 9; through gap that fixing tubing string 18 and lifting distance pole 3 form and fixing tubing string 18 intermediary medicinal liquid manhole appendixs 8, enter that fixedly tubing string 18 and lifting distance pole and pressure are store in the drug storage chamber 26 of pencil 6 formation.Increasing of the analgesic liquid measure of injecting along with syringe, inject into the pressure that produced of analgesia medicinal liquid make pressure storage pencil 6 expand, lifting distance pole 3 also rises along with the expansion of pressure storage pencil, as shown in Figure 2, the degrees of expansion of pressure storage pencil 6 is controlled by the analgesic liquid measure of injecting.In expansion process, the air in the airtight hollow housing 2 of pressure storage pencil 6 compressions makes the intravital air of hollow shell produce certain pressure, and pressure storage pencil 6 itself has also produced expansive force because of expanding.After the analgesia injecting liquid drug finishes, the unidirectional inlet 11 of band internal taper of nonreturn valve core sebific duct 12 sealing threeways 10, and conducting connects flexible pipe 9 and conduit 13.Then entry needle 21 is revolved to lock and have current-limiting apparatus locking type conehead and take in 14 the locking mechanism 16, make that having current-limiting apparatus locking type conehead takes over the cone head holes 20 that 14 coneheads take in 17 and be communicated with entry needle 21.Take off the protective sleeve 19 on the entry needle 21; open pipe clamp 22 again; under the expansive force effect of airtight hollow housing 2 inner air pressures and pressure storage pencil 6; make the analgesia medicinal liquid in the drug storage chamber 26 through the medicinal liquid manhole appendix 8 of fixing tubing string 18, connect flexible pipe 9, nonreturn valve core sebific duct 12, threeway 10, conduit 13, enter and have current-limiting apparatus locking type conehead adapter 14; further enter entry needle 21 then, enter in the patient body at last.The speed that flows into analgesia medicinal liquid in the patient body is controlled by the capillary tubies 15 that are arranged in the locking type conehead adapter 14 that has current-limiting apparatus, matching relationship between the pressure that expansive force in resistance that is produced by capillary tube 15 and the pressure storage pencil 6 and hollow housing compressed air are produced, realize to the patient carry out regularly, quantitatively, automatically, input analgesia medicinal liquid constantly.
Claims (8)
1. a safety continues the defeated analgesic liquid device of automatic pressure, it is characterized in that: described defeated analgesic liquid device is by the hollow housing (2) of band bottom, fixedly tubing string (18), lifting distance pole (3), pressure storage pencil (6), the threeway (10), conduit (13), the pipe clamp (22) that connect flexible pipe (9), the unidirectional inlet of band internal taper, locking type conehead adapter (14), capillary tube (15) and the entry needle (21) that has a current-limiting apparatus combine;
The opening of hollow housing (2) is consolidated in bottom (7) groove (25) all around with adhesive; Fixedly tubing string (18) passes the central and fixed with bottom (7) of bottom (7), and fixedly the middle part of tubing string (18) is provided with medicinal liquid manhole appendix (8);
The thickness difference at lifting distance pole (3) two ends, its thin end is inserted into fixedly in the tubing string (18), pressure storage pencil (6) is enclosed within fixedly on the tubing string (18) and lifting distance pole (3), and the two ends that pressure is store pencil (6) are consolidated in the fixedly base portion of tubing string (18) and the butt end of lifting distance pole (3) respectively; In addition, expose bonding connection flexible pipe (9) on fixedly tubing string (18) end of bottom (7), the other end that connects flexible pipe (9) is connected with a passage of the threeway (10) of the unidirectional inlet of band internal taper, the central authorities of threeway (10) are provided with a nonreturn valve core sebific duct (12), another passage of threeway (10) is communicated with conduit (13), the other end connecting band of conduit (13) has the locking type conehead of current-limiting apparatus to take over (14), the locking type conehead that wherein has a current-limiting apparatus is taken in (14) capillary tube (15) is set, and takes over (14) backspin lock entry needle (21) at the locking type conehead that is having current-limiting apparatus.
2. safety according to claim 1 continues the defeated analgesic liquid device of automatic pressure, it is characterized in that: described hollow housing (2) is multiple shapes such as cylindrical, polygon or oblong.
3. safety according to claim 2 continues the defeated analgesic liquid device of automatic pressure, and it is characterized in that: described hollow housing (2) is a both ends open, carries out airtight in the upper shed end with a loam cake (24).
4. safety according to claim 3 continues the defeated analgesic liquid device of automatic pressure, it is characterized in that: described loam cake (24) is provided with link (1), hook or hangs folder.
5. safety according to claim 1 continues the defeated analgesic liquid device of automatic pressure, it is characterized in that: described pressure storage pencil (6) two ends all utilize elastic ring cushion (5) and fixedly latch closure (4) be consolidated in the fixedly base portion of tubing string (18) and the butt end of lifting distance pole (3) respectively.
6. safety according to claim 1 continues the defeated analgesic liquid device of automatic pressure, it is characterized in that: the described locking type conehead that has current-limiting apparatus is taken over and is provided with locking mechanism (16) and conehead adapter (17) in (14).
7. safety according to claim 1 continues the defeated analgesic liquid device of automatic pressure, it is characterized in that: the unidirectional inlet (11) and the entry needle (21) of band internal taper are furnished with protective sleeve (23), (19) respectively in the described threeway (10).
8. safety according to claim 1 continues the defeated analgesic liquid device of automatic pressure, and it is characterized in that: the endoporus cross section of described conduit (13) is an equilateral triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00256573 CN2481337Y (en) | 2000-11-29 | 2000-11-29 | Safety continuous automatic pressure analgesic liquid transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00256573 CN2481337Y (en) | 2000-11-29 | 2000-11-29 | Safety continuous automatic pressure analgesic liquid transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2481337Y true CN2481337Y (en) | 2002-03-13 |
Family
ID=33613259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00256573 Expired - Fee Related CN2481337Y (en) | 2000-11-29 | 2000-11-29 | Safety continuous automatic pressure analgesic liquid transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2481337Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145760A (en) * | 2011-01-26 | 2011-08-10 | 龙显杏 | Material quantifying machine |
| WO2017020773A1 (en) * | 2015-07-31 | 2017-02-09 | 贺小军 | Drug syringe |
-
2000
- 2000-11-29 CN CN 00256573 patent/CN2481337Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145760A (en) * | 2011-01-26 | 2011-08-10 | 龙显杏 | Material quantifying machine |
| WO2017020773A1 (en) * | 2015-07-31 | 2017-02-09 | 贺小军 | Drug syringe |
| EP3332820A4 (en) * | 2015-07-31 | 2019-05-22 | Chongqing Beka Med, Inc. | Drug syringe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |