CN204050549U - A kind of infusion needle protector - Google Patents
A kind of infusion needle protector Download PDFInfo
- Publication number
- CN204050549U CN204050549U CN201420412620.1U CN201420412620U CN204050549U CN 204050549 U CN204050549 U CN 204050549U CN 201420412620 U CN201420412620 U CN 201420412620U CN 204050549 U CN204050549 U CN 204050549U
- Authority
- CN
- China
- Prior art keywords
- jaw member
- needle
- containment
- upper jaw
- groove
- Prior art date
- 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 - Lifetime
Links
- 238000001802 infusion Methods 0.000 title claims abstract description 23
- 230000001012 protector Effects 0.000 title claims abstract description 23
- 238000010276 construction Methods 0.000 claims abstract description 6
- 210000002105 tongue Anatomy 0.000 claims description 31
- 230000001681 protective effect Effects 0.000 claims description 14
- 230000003044 adaptive effect Effects 0.000 claims 1
- 230000006978 adaptation Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 206010042566 Superinfection Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
- A61M5/1626—Needle protectors therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
- A61M25/0631—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for fully covering the needle after its withdrawal, e.g. needle being withdrawn inside the handle or a cover being advanced over the needle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
- A61M25/0637—Butterfly or winged devices, e.g. for facilitating handling or for attachment to the skin
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of infusion needle protector, comprise transfusion needle assembly and containment, described transfusion needle assembly comprises a needle holder and is installed in the syringe needle in needle holder, described needle holder both sides are provided with the fin that symmetry is stretched out, described containment entirety in tubular construction, described transfusion needle pack clearance is equipped with in described containment, described containment is provided with axial slide rail, described fin is provided with the chute with slide rail adaptation, described containment comprises upper jaw member and lower jaw member, described upper jaw member is provided with backstop tongue, described lower jaw member is provided with the stop block offseted with the lip of the tongue of described backstop tongue, recovery containing cavity is provided with at described upper jaw member and lower jaw member junction.The utility model has the advantage of that safety is higher, structure is simple, cost is low.
Description
Technical field
This utility model belongs to technical field of medical instrument, specifically a kind of infusion needle protector.
Background technology
At present, transfusion device used clinically is be made up of plastic spike, tube for transfusion, Murphy's burette, fluidic switch and puncture needle mostly, patient is after venous transfusion, normally tube for transfusion is processed together with syringe needle, be easy to cause needle sting medical worker when collecting like this, thus initiation cross infection, add great work difficulty to medical worker.
Existing venoclysis needle all can be enclosed safety protective cover to protect used transfusion needle, as Chinese patent ZL201220139729 discloses a kind of infusion needle protector, comprise transfusion needle assembly and containment, transfusion needle assembly comprises a needle holder and is installed in the needle tubing in needle holder, needle holder both sides are provided with the fin that symmetry is stretched out, containment entirety in tubular construction, transfusion needle pack clearance is equipped with in containment, the both sides of containment are provided with axial slide, described needle holder both sides fin exposes from chute, the end of chute is provided with the locked groove of positioning tabs, described needle holder is provided with safe projection, position corresponding with safe projection sliding trajectory on described containment is provided with the projection guide groove with projection matched in clearance, safe projection is in projection guide groove, the end of the projection guide groove slotted eye be provided with safe projection matching form that is connected forms safety groove, the latter end narrowed width of projection guide groove is less than safe bump width.Above-mentioned patent, although solve transfusion needle to avoid superinfection, complex structure, manufacturing cost is high, is easy to occur that containment division causes transfusion needle to drop and is wounded by stabbing.
Utility model content
This utility model, for the problems referred to above, provides the infusion needle protector that a kind of structure is simple, safety is high, cost is low.
According to the technical scheme in the invention for solving the above technical problem be: a kind of infusion needle protector, comprise transfusion needle assembly and containment, described transfusion needle assembly comprises a needle holder and is installed in the syringe needle in needle holder, described needle holder both sides are provided with the fin that symmetry is stretched out, described containment entirety in tubular construction, described transfusion needle pack clearance is equipped with in described containment, described containment is provided with axial slide rail, described fin is provided with the chute with slide rail adaptation, described containment comprises upper jaw member and lower jaw member, described upper jaw member is provided with backstop tongue, described lower jaw member is provided with the stop block offseted with the lip of the tongue of described backstop tongue, recovery containing cavity is provided with at described upper jaw member and lower jaw member junction.
This infusion needle protector is under not using state, and reclaim containing cavity and be used for transfusion needle assembly to accommodate, the setting of stop block and backstop tongue, can preventing transfusion needle assembly reclaiming the random movement in containing cavity, preventing needle sting people.
Further, described lower jaw member is provided with the first groove, abdomeinal fin portion and projection, and described first groove is positioned at the top of stop block, and described projection is positioned at the top of the first groove.
Further, non-return slide rail is formed between described upper jaw member and backstop tongue.
The setting of this non-return slide rail is in order to after injection completes, and when syringe needle is regained, transfusion needle assembly is taken advantage of a situation and put non-return slide rail under, prevents from being subject to external force pull-out, ensure that safe retrieving.
Further, described upper jaw member is provided with the second groove, and described second groove is between slide rail and backstop tongue, and the projection that described second groove and described lower jaw member are provided with is engaged mutually.
This second groove is engaged mutually with projection, and such setting is under abnormal condition, prevents transfusion needle assembly from departing from from the first groove and slides to outside, stop transfusion needle assembly to mark scathing further, ensure safety by concaveconvex structure.
Further, described upper jaw member is provided with dorsal fin portion.
Further, also comprise a protective sleeve of syringe needle, described protective sleeve of syringe needle is socketed in needle holder.
It is in order to multiple security that this protective sleeve of syringe needle is arranged, and stops transfusion needle assembly scathing.
Further, described backstop tongue is two, and described backstop tongue is symmetricly set on upper jaw member.
Further, described stop block is two, and described stop block is symmetricly set on lower jaw member.
This backstop tongue is symmetricly set on upper jaw member, and correspondingly, stop block is also symmetricly set on lower jaw member, and such is symmetrical arranged, and make transfusion needle assembly uniform force, non-return is effective.
Further, described protective sleeve of syringe needle one end is provided with flange.
Further, the diameter of described flange is greater than the distance between two backstop tongues.
Further, described containment is formed in one.
The utility model has the advantages that:
1. this utility model structure is simple, cost is low, containment entirety in tubular construction, containment is formed in one, stop block, the first groove and projection are arranged on lower jaw member, non-return slide rail, backstop tongue and the second groove are arranged on upper jaw member, this spline structure is simple, is convenient to one-body molded, reduces cost;
2. this utility model safety is high, and the setting of stop block, the first groove, projection, non-return slide rail, backstop tongue, the second groove and recovery containing cavity, prevents transfusion needle assembly from marking scathing, ensure safety.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining this utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is using state schematic diagram of the present utility model;
Fig. 3 is front view of the present utility model;
Fig. 4 is the overall structure schematic diagram of containment of the present utility model;
Fig. 5 is the front view of containment of the present utility model;
Fig. 6 is the front view of transfusion needle assembly of the present utility model; And
Fig. 7 is the overall structure schematic diagram loading onto the transfusion needle assembly of protective sleeve of syringe needle of the present utility model.
Wherein, be labeled as in figure:
100 being transfusion needle assembly, 110 being needle holder, 120 be syringe needle, 130 be fin, 131 be chute, 200 be containment, 210 be upper jaw member, 211 be dorsal fin portion, 212 be non-return slide rail, 213 be lower jaw member for backstop tongue, 214 is the second groove, 220,221 be abdomeinal fin portion for stop block, 222 is the first groove, 223,224 be projection, 230 be slide rail, 240 being protective sleeve of syringe needle for reclaiming containing cavity, 300,310 for flange.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that this utility model can be defined by the claims and cover is implemented.
Referring to figs. 1 to Fig. 7; a kind of infusion needle protector as shown in Figure 1; this infusion needle protector is made up of transfusion needle assembly 100 and containment 200; as shown in Figure 6; this transfusion needle assembly 100 is made up of a needle holder 110 and the syringe needle 120 be installed in needle holder, and needle holder 110 both sides are provided with the fin 130 that symmetry is stretched out.
This infusion needle protector as shown in Figure 7 is also provided with a protective sleeve of syringe needle 300, and protective sleeve of syringe needle 300 is socketed in needle holder 110, and the setting of this protective sleeve of syringe needle 300 is in order to multiple security, stops transfusion needle assembly 100 scathing.
Containment 200 entirety as shown in Figure 4 and Figure 5 in tubular construction, containment 200 is provided with axial slide rail 230, containment 200 is made up of upper jaw member 210 and lower jaw member 220, upper jaw member 210 is provided with backstop tongue 213, non-return slide rail 212 is formed between upper jaw member 210 and backstop tongue 213, upper jaw member 210 is provided with the second groove 214, second groove 214 is between slide rail 230 and backstop tongue 213, the projection 224 that second groove 214 and lower jaw member 220 are provided with is engaged mutually, upper jaw member 210 is also provided with dorsal fin portion 211, dorsal fin portion 211 is conducive to the intensity and the rigidity that strengthen containment 200.
As shown in Figure 4 and Figure 5 on lower jaw member 220, be provided with the stop block 221 offseted with the lip of the tongue of backstop tongue 213, lower jaw member 220 is provided with the first groove 222, abdomeinal fin portion 223 and projection 224, first groove 222 is positioned at the top of stop block 221, projection 224 is positioned at the top of the first groove 222, and abdomeinal fin portion 223 is also conducive to the intensity and the rigidity that strengthen containment 200.
Containing cavity 240 is reclaimed in being provided with at upper jaw member 210 and lower jaw member 220 junction as shown in figures 1 and 3; transfusion needle assembly 100 matched in clearance is arranged in containment 200; this infusion needle protector is under not using state; reclaim containing cavity 240 for the collecting by transfusion needle assembly 100; the setting of stop block 221 and backstop tongue 213; transfusion needle assembly 100 can being prevented reclaiming the random movement in containing cavity 240, preventing syringe needle 120 scathing.
Backstop tongue 213 is as shown in figures 1 and 3 two, backstop tongue 213 is symmetricly set on upper jaw member 210, stop block 221 is two, stop block 221 is symmetricly set on lower jaw member 220, and this backstop tongue 213 is symmetricly set on upper jaw member 210, correspondingly, stop block 221 is also symmetricly set on lower jaw member 220, being symmetrical arranged like this, make transfusion needle assembly 100 uniform force in use, non-return is effective.
Fin 130 is as shown in Figure 6 provided with the chute 131 with slide rail 230 adaptation.
The setting of non-return slide rail 212 is as shown in figures 1 and 3 in order to after injection completes, and when syringe needle is regained, transfusion needle assembly 100 is taken advantage of a situation and put non-return slide rail 212 under, prevents from being subject to external force pull-out, ensure that safe retrieving.
The second groove 214 is as shown in Figures 2 and 3 engaged mutually with projection 224, such setting is under abnormal condition, prevent transfusion needle assembly 100 from departing from from the first groove 222 and slide to outside, stop transfusion needle assembly 100 to mark scathing further by concaveconvex structure, ensure safety.
Protective sleeve of syringe needle 300 one end is as shown in Figure 7 provided with flange 310, and the diameter of flange 310 is as shown in Figure 1 greater than the distance between two backstop tongues 213.
Containment 200 is as shown in Figure 4 and Figure 5 formed in one.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (11)
1. an infusion needle protector, comprise transfusion needle assembly (100) and containment (200), the syringe needle (120) that described transfusion needle assembly (100) comprises a needle holder (110) and is installed in needle holder, described needle holder (110) both sides are provided with the fin (130) that symmetry is stretched out, described containment (200) entirety in tubular construction, described transfusion needle assembly (100) matched in clearance is arranged in described containment (200), described containment (200) is provided with axial slide rail (230), described fin (130) is provided with the chute (131) adaptive with slide rail (230), it is characterized in that, described containment (200) comprises upper jaw member (210) and lower jaw member (220), described upper jaw member (210) is provided with backstop tongue (213), described lower jaw member (220) is provided with the stop block (221) offseted with the lip of the tongue of described backstop tongue (213), be provided with at described upper jaw member (210) and lower jaw member (220) junction and reclaim containing cavity (240).
2. infusion needle protector according to claim 1; it is characterized in that; described lower jaw member (220) is provided with the first groove (222), abdomeinal fin portion (223) and projection (224); described first groove (222) is positioned at the top of stop block (221), and described projection (224) is positioned at the top of the first groove (222).
3. infusion needle protector according to claim 1, is characterized in that, forms non-return slide rail (212) between described upper jaw member (210) and backstop tongue (213).
4. infusion needle protector according to claim 1; it is characterized in that; described upper jaw member (210) is provided with the second groove (214); described second groove (214) is positioned between slide rail (230) and backstop tongue (213), and the projection (224) that described second groove (214) and described lower jaw member (220) are provided with is engaged mutually.
5. the infusion needle protector according to claim 1 or 3 or 4, is characterized in that, described upper jaw member (210) is provided with dorsal fin portion (211).
6. infusion needle protector according to claim 1, is characterized in that, also comprises a protective sleeve of syringe needle (300), and described protective sleeve of syringe needle (300) is socketed in needle holder (110).
7. the infusion needle protector according to claim 1 or 3 or 4, is characterized in that, described backstop tongue (213) is two, and described backstop tongue (213) is symmetricly set on upper jaw member (210).
8. infusion needle protector according to claim 1, is characterized in that, described stop block (221) is two, and described stop block (221) is symmetricly set on lower jaw member (220).
9. infusion needle protector according to claim 6, is characterized in that, described protective sleeve of syringe needle (300) one end is provided with flange (310).
10. infusion needle protector according to claim 9, is characterized in that, the diameter of described flange (310) is greater than the distance between two backstop tongues (213).
11. infusion needle protectors according to claim 1, is characterized in that, described containment (200) is formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420412620.1U CN204050549U (en) | 2014-07-24 | 2014-07-24 | A kind of infusion needle protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420412620.1U CN204050549U (en) | 2014-07-24 | 2014-07-24 | A kind of infusion needle protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204050549U true CN204050549U (en) | 2014-12-31 |
Family
ID=52192148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420412620.1U Expired - Lifetime CN204050549U (en) | 2014-07-24 | 2014-07-24 | A kind of infusion needle protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204050549U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185080A (en) * | 2017-06-22 | 2017-09-22 | 苏州卡睿知光电科技有限公司 | A kind of butterfly needle |
| CN107185079A (en) * | 2017-06-22 | 2017-09-22 | 苏州卡睿知光电科技有限公司 | A kind of butterfly needle with protective case |
| CN107638182A (en) * | 2017-09-05 | 2018-01-30 | 汪贤宗 | Fluid delivery system with retractable needles |
| CN108310535A (en) * | 2018-01-04 | 2018-07-24 | 福建省百仕韦医用高分子股份有限公司 | The line of rabbet joint interlocks the remaining needle that convex clip formula prevents needle tubing exposed |
| CN109847172A (en) * | 2019-01-31 | 2019-06-07 | 常州市第二人民医院 | A kind of anti-needle thorn internal fistula puncture needle |
| CN110124119A (en) * | 2019-05-10 | 2019-08-16 | 李广华 | A kind of closed thoracic puncture drainage system |
| CN110732060A (en) * | 2018-07-18 | 2020-01-31 | 善德生化科技股份有限公司 | safety needle cover |
-
2014
- 2014-07-24 CN CN201420412620.1U patent/CN204050549U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185080A (en) * | 2017-06-22 | 2017-09-22 | 苏州卡睿知光电科技有限公司 | A kind of butterfly needle |
| CN107185079A (en) * | 2017-06-22 | 2017-09-22 | 苏州卡睿知光电科技有限公司 | A kind of butterfly needle with protective case |
| CN107638182A (en) * | 2017-09-05 | 2018-01-30 | 汪贤宗 | Fluid delivery system with retractable needles |
| CN108310535A (en) * | 2018-01-04 | 2018-07-24 | 福建省百仕韦医用高分子股份有限公司 | The line of rabbet joint interlocks the remaining needle that convex clip formula prevents needle tubing exposed |
| CN110732060A (en) * | 2018-07-18 | 2020-01-31 | 善德生化科技股份有限公司 | safety needle cover |
| CN109847172A (en) * | 2019-01-31 | 2019-06-07 | 常州市第二人民医院 | A kind of anti-needle thorn internal fistula puncture needle |
| CN110124119A (en) * | 2019-05-10 | 2019-08-16 | 李广华 | A kind of closed thoracic puncture drainage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 246400 Anqing, Taihu Province Economic Development Zone, Guanyin Road, No. 2, No. Patentee after: ANHUI HONGYU WUZHOU MEDICAL MANUFACTURER CO.,LTD. Address before: 246400 Anqing, Taihu Province Economic Development Zone, Guanyin Road, No. 2, No. Patentee before: ANHUI HONGYU WUZHOU MEDICAL MANUFACTURER CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141231 |