CN106890384A - Can automatic body capping sheath safty pin group - Google Patents

Can automatic body capping sheath safty pin group Download PDF

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Publication number
CN106890384A
CN106890384A CN201510960899.6A CN201510960899A CN106890384A CN 106890384 A CN106890384 A CN 106890384A CN 201510960899 A CN201510960899 A CN 201510960899A CN 106890384 A CN106890384 A CN 106890384A
Authority
CN
China
Prior art keywords
sheath
seat
honour
folder
tug
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.)
Pending
Application number
CN201510960899.6A
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Chinese (zh)
Inventor
汪贤宗
郑万章
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN201510960899.6A priority Critical patent/CN106890384A/en
Publication of CN106890384A publication Critical patent/CN106890384A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • A61M5/3205Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
    • A61M5/321Means for protection against accidental injuries by used needles
    • A61M5/3213Caps placed axially onto the needle, e.g. equipped with finger protection guards
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/50Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/19Constructional features of carpules, syringes or blisters

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Environmental & Geological Engineering (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The present invention be to provide it is a kind of can automatic body capping sheath safty pin group, it is used to be placed on the needle assemblies with a needle section, the safty pin group has the lower seat of a folder tug and a folder tug seat of honour being combined with each other, the folder tug seat of honour is mounted on the needle assemblies upper and lower jointly with the lower seat of folder tug, and it is folded with a sheath in the middle of the folder pulls the seat of honour and the lower seat of folder tug, the sheath set group is in being located in outside the needle section and slideably between the folder tug seat of honour and the lower seat of folder tug, a spring is folded between the sheath and the folder tug seat of honour and the lower seat inside of folder tug, the elastic force upheld by the spring promotes sheath automatically, sheath is set to be linked in needle section outside, the sheath is sliding into forward at a positioning and the needle section upper shield and will lock interior and cannot again expose and use.

Description

Can automatic body capping sheath safty pin group
Technical field
The present invention be on it is a kind of can automatic body capping sheath safty pin group, it is automatically outside by sheath especially in regard to one kind Used syringe needle is produced obstruct by passage with extraneous, and then prevents the related personnel for subsequently contacting the pin group again from suffering that syringe needle is pierced Hinder and catch, in addition, sheath is i.e. automatic after needle injection use and outwards elapsing and positioning really, the sheath is again without contracting The possibility returned, can prevent used syringe needle and use by people is secondary.
Background technology
The use of general conventional needle group, is to remove the protection needle guard of pin group front end, then syringe needle piercing human body is carried out into medicine Liquid is injected, and makes wing portion be attached to surface at human injection, again extracts syringe needle out after injecting liquid drug is finished.Due to the syringe needle It has been used that, operator carefully must be reinstalled inside original protection needle guard syringe needle, in case improper contact syringe needle is made Into infection.
However, general pin group is mostly used in fluid infusion, because fluid infusion is for up to a few hours, its feature exists In:Or have the syringe needle displacement of pin group, dropped stitch, it is necessary to the situation injected again of syringe needle is extracted in midway, after needle injection human body Original protection needle guard must be recovered when having been polluted, therefore syringe needle being extracted into human body, otherwise used syringe needle is tended to have stabs work people Member and then the problem for catching.But, perhaps person is not same people to former injector with pulling out pin, original often occurs and protects needle guard to seek all over not The shortcoming.
Therefore, the inventor of this case is in view of the problem of the existing actually used presence of pin group, is hence set to set by sheath and syringe needle Close the construction for linking, and the architectural feature that sheath after sheath is set to outwards elapse automatically and elapse cannot reset again, its Can prevent from subsequently contacting the related personnel of the pin group again and suffer needlestick injuries and catch, and prevent used syringe needle and suffer people Secondary to use, the phase makes the use of pin group disposably perform really.
The content of the invention
Therefore, it is disposable present invention is primarily aimed at a use for automatically coating the syringe needle after use completely is provided Safty pin group, the used syringe needle is by sheath and the extraneous correlation for producing obstruct, and then preventing from subsequently contacting again the pin group Personnel suffer needlestick injuries and catch.In addition, sheath presses press button in needle injection using rear, make automatically to push out Go out, the sheath of the outer shifting presss from both sides the possibility in the middle of the tug seat of honour and the lower seat of folder tug without retracting again, uses and prevents used syringe needle incident People is secondary to be used.
The present invention in order to reach above-mentioned purpose and effect, practiced technology contents be it is a kind of can automatic body capping sheath Safty pin group, is used to be placed on the needle assemblies with a needle section, and the safty pin group has the lower seat of folder tug being combined with each other With a folder tug seat of honour, the folder tug lower seat of the seat of honour and the folder tug is mounted on the needle assemblies upper and lower jointly, and in the folder pull the seat of honour and Be folded with a sheath in the middle of the lower seat of folder tug, the sheath set group in outside the needle section and be slideably located in the folder pull the seat of honour and Between the lower seat of folder tug, a spring is folded between the sheath and the folder tug seat of honour and the lower seat inside of folder tug, is upheld by the spring Elastic force promote sheath automatically, sheath is linked in needle section outside, the sheath is slide into forward will the pin at a positioning Head upper shield simultaneously locks interior and cannot again expose and use.
The lower seat of described folder tug and folder tug seat of honour front end both sides mutually correspond to and set above holding section and lower holding section.
The described lower seat of folder tug further include one located at the lower seat leading portion of folder tug lower concave part, two in the lower seat of folder tug The location divisions and one of the gliding groove of wall and two on the outside of the lower seat of folder tug holding on the inside of the lower base rear end of folder tug are convex Edge, lower concave part correspondence is sleeved on the stage casing of the needle assemblies, and length perforation is provided with inside the location division.
The described folder tug seat of honour further includes two located at the upper recess pressed from both sides below tug seat of honour leading portion, two located at the folder tug seat of honour The upper hopper chute of inwall, one located at the U-shaped prelocalization groove in the folder tug seat of honour, one located at the U-shaped rear locating slot in the folder tug seat of honour, Two hold flange located at the location-plate pressed from both sides on the outside of the tug seat of honour and one located at folder tug seat of honour rear inside;Upper recess correspondence The stage casing of the needle assemblies is sleeved on, the perforation long of the lower seat of location-plate lower end correspondence folder tug is provided with fixing barb, the folder tug seat of honour An anti-slip section is provided between the location-plate.
Described needle assemblies one end is the needle section, and the needle section both sides are respectively connected with a fin, and in the needle assemblies The end sleeve of the other end and a liquid medicine catheter is connected and ties.
The described folder tug seat of honour sets a preceding stop section, and the preceding stop section is set to preceding vertical plane, back bevel, for a card of sheath Gu the rear vertical plane build-in positioning of projection, and beneficial to the mobile sheath of elastic force effect through the spring.
Locating slot sets rear stop section and a press button of a vertical plane after the one of the described folder tug seat of honour, for holding for sheath Projection holds positioning and pulls down this and holds projection.
Described sheath further includes an accommodation space, one is convexly equipped in thrust portion above sheath leading portion and two are located at The sliding block of the sheath back segment both sides, two sliding blocks correspond to the gliding groove and the folder tug seat of honour for being mounted on the lower seat inwall of folder tug respectively Among one upper hopper chute of inwall.
Described sheath is convexly equipped with a fixing projection in its back segment top, coordinates the preceding backstop of folder tug seat of honour prelocalization groove Portion, the sheath be moved along to the fixing projection to should press from both sides tug the seat of honour preceding stopper section and mutually be fitted together to when, make the sheath with The folder pulls the seat of honour with respect to build-in positioning, and by the needle section upper shield in the sheath, the fixing projection front end is set to inclined-plane, rear end It is set to vertical plane.
Described sheath sets a U-shaped locating slot in its back segment, and the locating slot is provided with one and holds projection, coordinates the folder The rear stop section of locating slot behind the tug seat of honour, is moved to this and holds projection to that should press from both sides the rear stop section at the tug seat of honour backward in the sheath And when being mutually fitted together to, make the sheath and folder tug seat of honour relative positioning, the spring-compressed is stored into elastic force in minimum state, the top Hold projection front end and be set to vertical plane inclined-plane, rear end and be set to inclined-plane.
The present invention provides one and the needle section after is coated on inside sheath, makes used needle section be produced with extraneous Intercept, suffer that needle section is stabbed and caught in order to the related personnel for preventing subsequently contact pin group again.In addition, shield of the invention It is pushed outwardly automatically after being enclosed within needle section injection use, the sheath of the outer shifting is pressed from both sides in the middle of the tug seat of honour and the lower seat of folder tug without retracting again Possibility, use and prevent needle section and use by people is secondary.
Specific embodiment of the present invention, attached will be further described by following embodiment and in schema.
Brief description of the drawings
Fig. 1 is the schematic perspective view of first embodiment of the invention;
Fig. 2 is the perspective exploded view of first embodiment of the invention;
The schematic perspective view that Fig. 2A is regarded for folder tug seat of honour bottom in first embodiment of the invention;
Fig. 3 is the schematic perspective view of the use state of first embodiment of the invention;
Fig. 4 is the schematic perspective view that first embodiment of the invention use state bottom regards;
Fig. 5 is the schematic perspective view of first embodiment of the invention cut-away section;
Fig. 6 is the schematic perspective view of first embodiment of the invention use state cut-away section;
Fig. 7 is first embodiment of the invention generalized section;
Fig. 8 is first embodiment of the invention use state generalized section;
Fig. 9 is the schematic perspective view of second embodiment of the invention;
Figure 10 is the perspective exploded view of second embodiment of the invention;
Figure 11 is the schematic perspective view of second embodiment of the invention use state;
Figure 12 is second embodiment of the invention generalized section;
Figure 13 is second embodiment of the invention use state generalized section.
Specific embodiment
Refer to Fig. 1, Fig. 2 and Fig. 2A, be the present invention can automatic body capping sheath safty pin group first embodiment solid Figure and perspective exploded view, safty pin group include:One first needle assemblies 1;The lower seat 3 of one folder tug;The one folder tug seat of honour 4;One sheath 5 And a spring 6.
The one end of first needle assemblies 1 is the needle section 11 with syringe needle, and the both sides of needle section 11 are respectively connected with a fin 12, in pin Head 11 first entangles needle section before being not used with a protective case (not shown), and in the other end and of the first needle assemblies 1 20 sets of liquid medicine catheter is connected and ties.
The lower section group of the first needle assemblies 1 is provided with the lower seat 3 of folder tug, and is provided with the folder tug seat of honour to that should press from both sides the lower seat 3 of tug 4, the folder tug seat of honour 4 correspondence is mounted on the top of the first needle assemblies 1.
The lower seat 3 of folder tug is pulled comprising two upper holding sections 31, two located at the lower front end both sides of seat 3 of folder tug located at the folder 32, two gliding grooves 33, two located at the lower inwall of seat 3 of folder tug of lower concave part of the lower leading portion of seat 3 are located at the lower outside of seat 3 of folder tug Location division 34 and hold flange 35 located at the lower rear inside of seat 3 of folder tug, the lower concave part 32 correspondence is sleeved on the linking The stage casing of seat 1, is provided with length perforation 341 inside the location division 34.
The folder tug seat of honour 4 is mutually right comprising two upper holding sections 31 located at the folder tug front end both sides of the seat of honour 4 with the lower seat 3 of folder tug Recess 42, two upper recess 43, two located at the folder tug seat of honour 4 front end below of the lower holding section 41, that should be engaged located at front end The individual upper hopper chute 44, located at the folder tug inwall of the seat of honour 4 is located at the U-shaped prelocalization groove 45, in the folder tug seat of honour 4 in folder tug The U-shaped rear locating slot 46, two of seat 4 is located at the location-plate 47 and in the outside of the folder tug seat of honour 4 located at the folder tug rear end of the seat of honour 4 Inner side holds flange 48.
The recess 42 of the folder tug front end of the seat of honour 4 is for accommodating the thrust portion 52 above the leading portion of sheath 5, the upper recess 43 correspondences are sleeved on the stage casing of the connecting base 1, and gliding groove 33 of the upper hopper chute 44 with the lower inwall of seat 3 of co-clip tug makes sheath 5 at it Between slide.
The perforation 341 long of the lower seat 3 of the lower end of location-plate 47 correspondence folder tug is provided with fixing barb 471, outside the folder tug seat of honour 4 Location-plate 47 between it is another be provided with an anti-slip section 472, the folder pull the seat of honour 4 its front of anti-slip section 472 open up it is U-shaped before Locating slot 45, and set a preceding stop section 451, the fixing projection 53 of the preceding stop section 451 correspondence sheath 5 be set to preceding vertical plane, after Inclined-plane, for the rear vertical plane build-in positioning of the fixing projection 53 of sheath 5, and beneficial to the mobile sheath of elastic force effect through spring 6 5, the folder tug seat of honour 4 opens up U-shaped rear locating slot 46 at its rear of anti-slip section 472, and sets the rear stop section 461 of a vertical plane And a press button 462, so that the projection 56 that holds of sheath 5 holds positioning and pulls down this and holds projection 56.
The sheath 5 includes the thrust portion 52, that an accommodation space 51, is convexly equipped in above the leading portion of sheath 5 and is located at 53, two sliding blocks 54, located at the back segment both sides of sheath 5 of fixing projection above the back segment of sheath 5 are fixed located at the sheath 5 The U-shaped locating slot 55, in the rear of projection 53 holds projection 56 and located at the bottom of sheath 5 located at the locating slot 55 Breach 57;The fixing projection 53 is set to front bevel, rear vertical plane, the preceding stop section of the prelocalization groove 45 at the seat of honour 4 of being pulled with correspondence folder 451 preceding vertical plane and be mutually fitted together to positioning, two sliding blocks 54 correspond to is mounted on the lower seat 3 of folder tug and the folder tug inwall of the seat of honour 4 respectively Gliding groove 33 and upper hopper chute 44 among, so that sheath 5 is slided, this holds projection 56 and is set as preceding vertical plane, back bevel, to hold The rear stop section 461 of the vertical plane of locating slot 46 holds positioning behind the correspondence folder tug seat of honour 4, and can receive the press button 462 at the folder tug seat of honour 4 It is pressed downward, projection 56 is held downwards to press, the breach 57 correspondence is sleeved on the stage casing of the connecting base 1.
The one end of spring 6 held in the rear end of sheath 5, and the other end holds the rear inside of seat 3 in the case where tug is pressed from both sides and holds flange 35 and the folder tug seat of honour 4 rear inside hold flange 48.
During assembling, as shown in Fig. 2 the end sleeve of the rear end of the first needle assemblies 1 and liquid medicine catheter 20 is connected tie first, in set It is connected before knot, spring 6 is first inserted in liquid medicine catheter 20, sheath 5 is secondly inserted in the needle section 11 of the first needle assemblies 1 and the bottom of by The breach 57 in portion is placed in the top of two fins 12, and liquid medicine catheter 20 is finally using the lower seat 3 of folder tug and the folder tug front end both sides of the seat of honour 4 Mutual corresponding upper holding section 31 and lower holding section 41 engage, while the fixing barb to press from both sides the tug outside location-plate 47 of the seat of honour 4 The perforation 341 long of the location divisions 34 of seat 3 is fixed under 471 insertion folder tugs, and seat 3 is mounted on first jointly with the lower seat 4 of folder tug under folder is pulled The upper and lower of needle assemblies 1.
Sheath 5 is slidably located in the middle of the lower seat 3 of folder tug and the folder tug seat of honour 4, and holds the front end of spring 6 The rear end of sheath 5, what the rear end of spring 6 held in the case where tug the is pressed from both sides rear inside of seat 3 holds flange 35 and the folder tug rear inside of the seat of honour 4 Hold flange 48 and assemble positioning (as shown in Figure 5 and 7).
Wherein, sheath 5 is promoted backward with thrust portion 52, makes the rear end biasing springs 6 of sheath 5, until its hold it is convex The preceding vertical plane of block 56 is held in the rear stop section 461 of the vertical plane of rear locating slot 46, and the spring 6 is compressed in minimum state and stores up Deposit elastic force (as shown in Figure 5 and 7).
Refer to Fig. 3, Fig. 4, Fig. 6~8, be first embodiment of the invention use state is three-dimensional and generalized section, when When safty pin group is intended to carry out locking for the needle section 11 after, will the folder tug seat of honour 4 press button 462 be pressed downward, with press Dynamic to hold projection 56 downwards (as shown in Figure 7), the preceding vertical plane for holding projection 56 is to depart to hang down locating slot 46 behind the folder tug seat of honour 4 The rear stop section 461 faced directly holds, and now spring 6 starts to uphold release elastic force, automatic push sheath 5 toward front slide, the shield Set 5 is slid into forward at a positioning and is fixed before the preceding stop section 451 of prelocalization groove 45 with vertical plane after fixing projection 53 Vertical plane, and cannot retreating again, will the fit of needle section 11 be latched in inside sheath 5, abandoning a whole set of safty pin group cannot be again Use.
Refer to Fig. 9, Figure 10, Figure 11 and Figure 12, be the present invention can automatic body capping sheath safty pin group second embodiment Stereogram, perspective exploded view and generalized section, the structure of safty pin group is big with first embodiment in second embodiment It is partly identical, and with identical function, therefore simultaneously the description thereof will be omitted to be marked with identical element numbers, both difference is:Should Safty pin group includes one second needle assemblies 1A;The lower seat 3 of one folder tug;The one folder tug seat of honour 4;One sheath 5 and a spring 6.
Second needle assemblies 1A one end is the needle section 11A with syringe needle, and needle section 11A both sides are respectively connected with a fin 12A, In needle section 11A before being not used, needle section is first entangled with a protective case (not shown), and the second needle assemblies 1A other ends with The end sleeve of one liquid medicine catheter 20 is connected and ties.
It is identical with first embodiment when second embodiment is assembled, it is first that the end of liquid medicine catheter 20 and needle section 11A sets is solid Link, before set is connected knot, spring 6 is first inserted in liquid medicine catheter 20, secondly sheath 5 is inserted in the syringe needle of the second needle assemblies 1A Portion 11A, and the breach 57 of bottom is placed in the top of two fin 12A, finally using the lower seat 3 of folder tug and the folder tug front end of the seat of honour 4 Both sides mutually corresponding upper holding section 31 and lower holding section 41 engage, while the fixing to press from both sides the tug outside location-plate 47 of the seat of honour 4 The perforation 341 long of the location division 34 of seat 3 is fixed under the insertion folder tug of barb 471, and seat 3 sets with lower common group of the seat 4 of folder tug under folder will be made to pull In the second needle assemblies 1A upper and lowers.
Sheath 5 is slidably located in the middle of the lower seat 3 of folder tug and the folder tug seat of honour 4, and holds the front end of spring 6 The rear end of sheath 5, what the rear end of spring 6 held in the case where tug the is pressed from both sides rear inside of seat 3 holds flange 35 and the folder tug rear inside of the seat of honour 4 Hold flange 48 and assemble positioning (as shown in figure 12).
Wherein, sheath 5 is promoted backward with the thrust portion 52, makes the rear end biasing springs 6 of sheath 5, until it holds The preceding vertical plane of projection 56 is held in the rear stop section 461 of the vertical plane of rear locating slot 46, the spring 6 be compressed in minimum state and Storage elastic force (as shown in figure 12).
When safty pin group is intended to carry out locking for needle section 11A after, will press from both sides tug the seat of honour 4 press button 462 to Push, projection 56 is held downwards to press, the preceding vertical plane for holding projection 56 is to depart to hang down the rear locating slot 46 at the folder tug seat of honour 4 The rear stop section 461 faced directly holds, and now spring 6 starts to uphold release elastic force, automatic push sheath 5 toward front slide, the shield Set 5 is slid into forward at a positioning and is hung down before the preceding stop section 451 of prelocalization groove 45 with vertical plane fixing after fixing projection 53 Face directly, and cannot retreat again, will needle section 11A fits be latched in inside sheath 5, abandoning a whole set of safty pin group cannot be again Use.
It is in second by sheath 5, the folder tug seat of honour 4 and the lower common set group of seat 3 of folder tug in the safty pin group of second embodiment Needle assemblies 1A.
In this application, it is by sheath 5, the folder tug seat of honour 4 and lower first needle assemblies of the common set group of seat 3 in Fig. 2 of folder tug 1, but it is also possible to set group outside the second needle assemblies 1A as shown in Figure 10, except two needle assemblies difference dimensionally need to be corresponded to Do outside simple adjustment, the removable frame between sheath 5 and spring 6 is not influenceed, can equally be moved along upper shield needle section 11st, 11A and a whole set of safty pin group is used once again.
The needle assemblies that the safty pin group of the application is used do not limit can be used only in shown in first and second embodiment First, two needle assemblies can be other applicable needle assemblies, and first and second needle assemblies 1,1A can be saturating transfusion butterfly needle, blood Fistula wing pin ... etc. needle apparatus in analysis.
Via the narration of above example, it is known that the present invention can the safty pin group of automatic body capping sheath there is following effect to increase Enter part:
1. the present invention outwards elapses sheath automatically, and needle section can be coated on inside sheath, when needle section is by automatic Outwards the sheath of passage produces obstruct with extraneous, can prevent the related personnel for subsequently contacting needle section again suffer needle section stab and Infection.
2. sheath of the present invention is pushed outwardly automatically in needle section using rear, i.e., without in retract again the folder tug seat of honour and the lower seat of folder tug Between possibility, it has functions that to prevent needle section and uses by people is secondary.It is characterized in that:The fixing projection of the sheath and The preceding stopper section at the folder tug seat of honour is mutual clip and then limits the architectural feature that sheath is moved inward.
3. sheath of the present invention is pushed out automatically, be with two sliding blocks insertion folder tug seats of honour and the lower seat inwall of folder tug it is upper, Used as sliding rail, the upper and lower chute is correspondingly arranged gliding groove with two sliding blocks, makes sliding in and out without side-play amount simultaneously for sheath And it is really stable, then the process of sheath cladding needle section can avoid contact with needle section, be the pin group innovation that a kind of security is promoted.
In sum, the present invention can automatic body capping sheath safty pin group, the needle section that can be effectively improved existing pin group makes With rear, the shortcoming that related personnel causes disease to infect often is stabbed, and sheath is pushed outwardly automatically in needle section using rear, i.e., without again The possibility of retraction, it has functions that to prevent needle section and uses by people is secondary.Architectural feature of the present invention is innovated with technological means, Really the patent requirement of novelty, progressive and industry applications is met.

Claims (13)

1. it is a kind of can automatic body capping sheath safty pin group, be used to be placed on a needle assemblies with a needle section (11) (1, 1A), it is characterised in that:
The safty pin group has the lower seat (3) of a folder tug and the folder tug seat of honour (4), folder tug seat of honour (4) and the folder being combined with each other The lower seat (3) of tug is mounted on the needle assemblies (1,1A) upper and lower jointly, and in the middle of folder tug seat of honour (4) and the lower seat (3) of folder tug Be folded with a sheath (5), sheath (5) set group in the needle section (11) outward and be slideably located in the folder tug seat of honour (4) and Between the lower seat (3) of folder tug, a spring is folded between the sheath (5) and folder tug seat of honour (4) and lower seat (3) inside of folder tug (6) elastic force, upheld by the spring (6) promotes sheath (5) automatically, sheath (5) is linked in needle section (11) outside, the sheath (5) sliding into forward at a positioning and needle section (11) upper shield and will lock interior and cannot again expose and use.
2. it is according to claim 1 can automatic body capping sheath safty pin group, it is characterised in that:The lower seat (3) of folder tug and The folder tug seat of honour (4) front end both sides mutually correspond to and set above holding section (31) and lower holding section (41).
3. it is according to claim 1 and 2 can automatic body capping sheath safty pin group, it is characterised in that:The lower seat (3) of folder tug Further include lower concave part (32), two gliding grooves located at lower seat (3) inwall of folder tug located at lower seat (3) leading portion of folder tug And two location divisions (34) and on the outside of the folder lower seat (3) of tug are located at the top of lower seat (3) rear inside of folder tug (33) Flange (35) is held, the lower concave part (32) correspondence is sleeved on the stage casing of the needle assemblies (1,1A), and one is provided with inside the location division (34) Perforation (341) long.
4. it is according to claim 1 and 2 can automatic body capping sheath safty pin group, it is characterised in that:The folder pulls the seat of honour (4) Further include two upper recess (43), two upper hopper chutes located at the folder tug seat of honour (4) inwall below the folder tug seat of honour (4) leading portion (44), one it is located at the U-shaped rear positioning of the folder tug seat of honour (4) located at the U-shaped prelocalization groove (45) of the folder tug seat of honour (4), one Groove (46), two location-plates (47) on the outside of the folder tug seat of honour (4) and holding located at the folder tug seat of honour (4) rear inside Flange (48);The upper recess (43) correspondence is sleeved on the stage casing of the needle assemblies (1,1A), location-plate (47) lower end correspondence folder tug The perforation (341) long of lower seat (3) is provided with fixing barb (471).
5. it is according to claim 4 can automatic body capping sheath safty pin group, it is characterised in that:The folder pull the seat of honour (4) in An anti-slip section (472) is provided between the location-plate (47).
6. it is according to claim 1 can automatic body capping sheath safty pin group, it is characterised in that:The needle assemblies (1,1A) one It is the needle section (11,11A) to hold, and the needle section (11,11A) both sides are respectively connected with a fin (12,12A), and in the needle assemblies The other end of (1,1A) and the end sleeve of a liquid medicine catheter (20) are connected knot.
7. it is according to claim 1 can automatic body capping sheath safty pin group, it is characterised in that:Folder tug seat of honour (4) sets One preceding stop section (451), the preceding stop section (451) is set to preceding vertical plane, back bevel, for fixing projection (53) of sheath (5) Rear vertical plane build-in positioning, and beneficial to the mobile sheath (5) of elastic force effect through the spring (6).
8. it is according to claim 1 can automatic body capping sheath safty pin group, it is characterised in that:Folder tug seat of honour (4) Locating slot (46) sets rear stop section (461) and a press button (462) of a vertical plane after one, and projection is held for sheath (5) (56) hold positioning and pull down this and hold projection (56).
9. it is according to claim 1 can automatic body capping sheath safty pin group, it is characterised in that:The sheath (5) is further included One accommodation space (51), one are convexly equipped in thrust portion (52) above sheath (5) leading portion and two located at sheath (5) back segment The sliding block (54) of both sides, two sliding blocks (54) correspond to the gliding groove (34) and folder for being mounted on lower seat (3) inwall of folder tug respectively Among one upper hopper chute (44) of the tug seat of honour (4) inwall.
10. it is according to claim 1 can automatic body capping sheath safty pin group, it is characterised in that:The sheath (5) is in thereafter Duan Shangfang is convexly equipped with a fixing projection (53), coordinates the preceding stopper section (451) of folder tug seat of honour (4) prelocalization groove (45), at this Sheath (5) be moved along to the fixing projection (53) to should press from both sides tug the seat of honour (4) preceding stopper section (451) and mutually be fitted together to when, make The sheath (5) build-in positioning relative with folder tug seat of honour (4), by needle section (21) upper shield in the sheath (5).
11. it is according to claim 10 can automatic body capping sheath safty pin group, it is characterised in that:The fixing projection (53) Front end is set to inclined-plane, rear end and is set to vertical plane.
12. it is according to claim 1 can automatic body capping sheath safty pin group, it is characterised in that:The sheath (5) is in thereafter Section sets a U-shaped locating slot (55), and the locating slot (55) is provided with one and holds projection (56), after coordinating folder tug seat of honour (4) The rear stop section (461) of locating slot (46), is moved to this and holds projection (56) to that should press from both sides the tug seat of honour backward in the sheath (5) (4) rear stop section (461) and when being mutually fitted together to, the sheath (5) and the folder is pulled the seat of honour (4) relative positioning, by the spring (6) pressure Contracting stores elastic force in minimum state.
13. it is according to claim 12 can automatic body capping sheath safty pin group, it is characterised in that:This holds projection (56) Front end is set to vertical plane inclined-plane, rear end and is set to inclined-plane.
CN201510960899.6A 2015-12-18 2015-12-18 Can automatic body capping sheath safty pin group Pending CN106890384A (en)

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Application Number Priority Date Filing Date Title
CN201510960899.6A CN106890384A (en) 2015-12-18 2015-12-18 Can automatic body capping sheath safty pin group

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510960899.6A CN106890384A (en) 2015-12-18 2015-12-18 Can automatic body capping sheath safty pin group

Publications (1)

Publication Number Publication Date
CN106890384A true CN106890384A (en) 2017-06-27

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CN201510960899.6A Pending CN106890384A (en) 2015-12-18 2015-12-18 Can automatic body capping sheath safty pin group

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Country Link
CN (1) CN106890384A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111372633A (en) * 2017-07-25 2020-07-03 库瑞恩公司 Needle assembly with needle safety shield

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111372633A (en) * 2017-07-25 2020-07-03 库瑞恩公司 Needle assembly with needle safety shield
US11826527B2 (en) 2017-07-25 2023-11-28 Kurin, Inc. Needle assembly with needle safety shield

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