CN204910294U - Prevent back blood anti -drop type transfusion system - Google Patents
Prevent back blood anti -drop type transfusion system Download PDFInfo
- Publication number
- CN204910294U CN204910294U CN201520578865.6U CN201520578865U CN204910294U CN 204910294 U CN204910294 U CN 204910294U CN 201520578865 U CN201520578865 U CN 201520578865U CN 204910294 U CN204910294 U CN 204910294U
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- CN
- China
- Prior art keywords
- needle
- anticreep
- dropping funnel
- piercing needle
- fin
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a prevent back blood anti -drop type transfusion system, include the anticreep puncture syringe needle, dropping funnel, speed regulator, connecting pipe, liquid medicine filter and the venous transfusion needle that connect gradually by the hose, the front end of anticreep puncture syringe needle is provided with the needle point, has a 3 -4 fin to the distribution along the circumference on the anterior outer wall of anticreep puncture syringe needle, the dropping funnel includes first dropping funnel and second dropping funnel, be provided with out the water boss in the export of second dropping funnel lower part, the below that goes out the water boss is provided with the slowly -releasing apopore, the top of the play water boss in the second dropping funnel is provided with the body, be equipped with with the pencil on the connecting pipe, set up the liquid medicine filter between connecting pipe and the venous transfusion needle. The utility model discloses the dropping funnel simple structure who sets up, blood is prevented back to the slowly -releasing for a long time, has solved a difficult problem of wanting the imbedding needle to transfuse blood again in several hours in the medical treatment, the overhead fin that has set up of anticreep pjncture needle has effectively prevented puncture syringe needle obscission.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, specifically a kind of blood return prevention Anti-falling transfusion device.
Background technology
Common apparatus for intravenous injection transfusion system mainly comprises puncture needle, dropping funnel, speed-regulating switch, syringe needle and connects their tube for transfusion.In prior art, puncture needle for transfusion device front end adopts plastic material, more smooth, but when in art, if patient changes position and draws liquid-transport pipe-line, bottle cork needle easily comes off, pollute, thus need transfusion be changed, and the easy blood back of transfusion device, be in the difficult problem medically wanting imbedding needle Chong Xin Change liquid injection again after several hours.
Utility model content
The purpose of this utility model is to provide a kind of blood return prevention Anti-falling transfusion device, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
A kind of blood return prevention Anti-falling transfusion device, comprise anticreep piercing needle, dropping funnel, speed regulator, connection tube, liquid medicine filter and venoclysis needle, described anticreep piercing needle, dropping funnel, speed regulator, connection tube, liquid medicine filter is connected by flexible pipe successively with venoclysis needle, the front end of described anticreep piercing needle is provided with needle point, the middle part of described anticreep piercing needle is provided with baffle plate, the anteposition of described anticreep piercing needle is between needle point and baffle plate, the front portion of anticreep piercing needle is cylindrical tube, the anterior outer wall of anticreep piercing needle is circumferentially distributed with 3-4 fin, the central axis of described anticreep piercing needle is positioned at fin institute in the planes, bottom described anticreep piercing needle, side is provided with the muffler be communicated with it, described dropping funnel comprises the first dropping funnel and the second dropping funnel, described second dropping funnel lower part outlet is provided with water outlet boss, the below of described water outlet boss is provided with slow release apopore, described slow release apopore is provided with release membranes, the top of the water outlet boss in described second dropping funnel is provided with buoyancy aid, described buoyancy aid comprises buoyancy aid box, the below of described buoyancy aid box is provided with the soft bag of film phonograph seal, described connection tube is provided with chemical feed pipe, rubber stopper is provided with in described chemical feed pipe, medicine liquid channel in rubber stopper is provided with the elastic valve coordinated with entry needle, between described connection tube and venoclysis needle, liquid medicine filter is set.
As further program of the utility model: each described fin flat board all triangular in shape, the back side edge of each fin and the angle of anticreep piercing needle central axis are all greater than the angle of this fin front side edge and anticreep piercing needle central axis.
As this utility model further scheme: the outside of described anticreep piercing needle is covered with puncture needle protective sleeve, is provided with protective sleeve of syringe needle outside described venoclysis needle.
As this utility model further scheme: the soft bag of described film phonograph seal is the soft bag of single-layer plastic film.
Compared with prior art, the beneficial effects of the utility model are: the dropping funnel structure of setting is simple, can slow release blood return prevention for a long time, solve in medical treatment the difficult problem wanting imbedding needle to transfuse blood again again for several hours, anticreep piercing needle is provided with fin, effectively prevent piercing needle obscission.
Accompanying drawing explanation
Fig. 1 is the structural representation of blood return prevention Anti-falling transfusion device.
Fig. 2 is the structural representation of fin in blood return prevention Anti-falling transfusion device.
Fig. 3 is the structural representation of buoyancy aid in blood return prevention Anti-falling transfusion device.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
Refer to Fig. 1 ~ 3, in this utility model embodiment, a kind of blood return prevention Anti-falling transfusion device, comprise anticreep piercing needle 1, dropping funnel, speed regulator 12, connection tube 14, liquid medicine filter 15 and venoclysis needle 16, described anticreep piercing needle 1, dropping funnel, speed regulator 12, connection tube 14, liquid medicine filter 15 is connected by flexible pipe 11 successively with venoclysis needle 16, the front end of described anticreep piercing needle 1 is provided with needle point 20, the middle part of described anticreep piercing needle 1 is provided with baffle plate 18, the anteposition of described anticreep piercing needle 1 is between needle point 20 and baffle plate 18, the front portion of anticreep piercing needle 1 is cylindrical tube, the anterior outer wall of anticreep piercing needle 1 is circumferentially distributed with 3-4 fin 19, each described fin 19 flat board all triangular in shape, the central axis of described anticreep piercing needle 1 is positioned at fin 19 institute in the planes, the back side edge of each fin 19 and the angle of anticreep piercing needle 1 central axis are all greater than the angle of this fin 19 front side edge and anticreep piercing needle 1 central axis, bottom described anticreep piercing needle 1, side is provided with the muffler 3 be communicated with it, the outside of anticreep piercing needle 1 is covered with puncture needle protective sleeve 2, described dropping funnel comprises the first dropping funnel 4 and the second dropping funnel 8, described second dropping funnel 8 lower part outlet is provided with water outlet boss 9, the below of described water outlet boss 9 is provided with slow release apopore 10, described slow release apopore 10 is provided with release membranes, the top of the water outlet boss 9 in described second dropping funnel 8 is provided with buoyancy aid 6, described buoyancy aid 6 comprises buoyancy aid box 5, the below of described buoyancy aid box 5 is provided with the soft bag 7 of film phonograph seal, the soft bag of film phonograph seal 7 is the soft bag of single-layer plastic film, described connection tube 14 is provided with chemical feed pipe 13, rubber stopper is provided with in described chemical feed pipe 13, medicine liquid channel in rubber stopper is provided with the elastic valve coordinated with entry needle, entry needle is extracted rear elastic valve and is automatically closed, between described connection tube 14 and venoclysis needle 16, liquid medicine filter 15 is set, double-deck poly (ether sulfone) film is provided with in described liquid medicine filter 15, water environment capacity is strong, filter opening rule, evenly, the high foreign body that can not produce of filtering accuracy comes off, protective sleeve of syringe needle 17 is provided with outside described venoclysis needle 16.
The dropping funnel structure that this utility model is arranged is simple, can slow release blood return prevention for a long time, solve in medical treatment the difficult problem wanting imbedding needle to transfuse blood again again for several hours, transfusion device bottle stopper is passed in the front portion of anticreep piercing needle 1 under needle point 20 guides, after fin 17 pushes through bottle stopper, bottle stopper is elastomer, by fin 19 by time the gap that formed again close, angle between the rear end of fin 19 and bottle stopper end face makes anticreep piercing needle 1 be difficult to retreat, and effectively prevent and comes off.
To those skilled in the art, obvious this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or basic feature, can realize this utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in this utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (4)
1. a blood return prevention Anti-falling transfusion device, comprise anticreep piercing needle (1), dropping funnel, speed regulator (12), connection tube (14), liquid medicine filter (15) and venoclysis needle (16), it is characterized in that, described anticreep piercing needle (1), dropping funnel, speed regulator (12), connection tube (14), liquid medicine filter (15) is connected by flexible pipe (11) successively with venoclysis needle (16), the front end of described anticreep piercing needle (1) is provided with needle point (20), the middle part of described anticreep piercing needle (1) is provided with baffle plate (18), the anteposition of described anticreep piercing needle (1) is between needle point (20) and baffle plate (18), the front portion of anticreep piercing needle (1) is cylindrical tube, the anterior outer wall of anticreep piercing needle (1) is circumferentially distributed with 3-4 fin (19), the central axis of described anticreep piercing needle (1) is positioned at fin (19) institute in the planes, described anticreep piercing needle (1) bottom side is provided with the muffler (3) be communicated with it, described dropping funnel comprises the first dropping funnel (4) and the second dropping funnel (8), described second dropping funnel (8) lower part outlet is provided with water outlet boss (9), the below of described water outlet boss (9) is provided with slow release apopore (10), described slow release apopore (10) is provided with release membranes, the top of the water outlet boss (9) in described second dropping funnel (8) is provided with buoyancy aid (6), described buoyancy aid (6) comprises buoyancy aid box (5), the below of described buoyancy aid box (5) is provided with the soft bag of film phonograph seal (7), described connection tube (14) is provided with chemical feed pipe (13), described chemical feed pipe is provided with rubber stopper in (13), medicine liquid channel in rubber stopper is provided with the elastic valve coordinated with entry needle, liquid medicine filter (15) is set between described connection tube (14) and venoclysis needle (16).
2. blood return prevention Anti-falling transfusion device according to claim 1, it is characterized in that, each described fin (19) flat board all triangular in shape, the back side edge of each fin (19) and the angle of anticreep piercing needle (1) central axis are all greater than the angle of this fin (19) front side edge and anticreep piercing needle (1) central axis.
3. blood return prevention Anti-falling transfusion device according to claim 1, is characterized in that, the outside of described anticreep piercing needle (1) is covered with puncture needle protective sleeve (2), is provided with protective sleeve of syringe needle (17) outside described venoclysis needle (16).
4. blood return prevention Anti-falling transfusion device according to claim 1, is characterized in that, the soft bag of described film phonograph seal (7) is the soft bag of single-layer plastic film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578865.6U CN204910294U (en) | 2015-07-31 | 2015-07-31 | Prevent back blood anti -drop type transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578865.6U CN204910294U (en) | 2015-07-31 | 2015-07-31 | Prevent back blood anti -drop type transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204910294U true CN204910294U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520578865.6U Expired - Fee Related CN204910294U (en) | 2015-07-31 | 2015-07-31 | Prevent back blood anti -drop type transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204910294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110917416A (en) * | 2019-12-17 | 2020-03-27 | 西安交通大学医学院第一附属医院 | Hydrops discharging equipment for oncologic nursing |
-
2015
- 2015-07-31 CN CN201520578865.6U patent/CN204910294U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110917416A (en) * | 2019-12-17 | 2020-03-27 | 西安交通大学医学院第一附属医院 | Hydrops discharging equipment for oncologic nursing |
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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 |
Granted publication date: 20151230 Termination date: 20160731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |