CN1695554A - Safety hemostix - Google Patents
Safety hemostix Download PDFInfo
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- CN1695554A CN1695554A CN 200410043233 CN200410043233A CN1695554A CN 1695554 A CN1695554 A CN 1695554A CN 200410043233 CN200410043233 CN 200410043233 CN 200410043233 A CN200410043233 A CN 200410043233A CN 1695554 A CN1695554 A CN 1695554A
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- holder
- side body
- needle stand
- control element
- safe hemostix
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Abstract
A high-safety blood taking device is composed of a casing set, and an actuating set consisting of fixer, needle holder, pressing unit, control element and push element. It features that after the needle is actuated by pressing, it can not be pressed again unless a new needle holder is used, and the used needle can be automatically with drawn back in the needle holder, so having high safety.
Description
Technical field
The present invention relates to a kind of safe hemostix, refer to that especially a kind of needle stand uses the back hemostix promptly can't use, need treat that untapped needle stand re-assemblies in the hemostix, the beginning is reused the safe hemostix of blood sampling.
Background technology
The simple blood group of general operation detect or some biosensors when detecting the test event of blood glucose etc., because required blood flow volume only needs little by little, therefore need not use the syringe venous blood samples, so use a slice front end to convex with the lancet of needle point in early days, take small amounts of blood to get final product via thrusting finger tip, yet the use of lancet is very inconvenient, blood sampling person's hands is taken lancet to utilize the rotation of wrist to make blood taking needle thrust and is treated blood sampling person's finger tip, so, then can't puncture finger tip if power is not enough sometimes.
Therefore, and then there is the people to design to be the hemostix of lip pencil, only needs to establish and syringe needle is thrust treat blood sampling person's finger tip, conveniently to get blood via pressure.Yet but this kind hemostix repeated presses is stretched out syringe needle, therefore do not note as if blood sampling personnel one, the syringe needle that may more not renew, and directly used syringe needle is reused, so very likely cause infected danger, so this hemostix awaits improving.
Summary of the invention
In order to improve the defective of prior art, promptly can't push once more after the invention provides a kind of use once, just must treat new needle stand re-assembly after reusable safe hemostix.
In order to achieve the above object, the invention provides a kind of safe hemostix, it comprises a housing group, and one is assembled in the intravital start group of shell, and a needle stand that is assembled in the housing group via seat action control, wherein:
This start group comprises that a holder, is by wedge, a control element, a pushing member and one second flexible member; Wherein
This holder in a tubular form and internal diameter conform to the needle stand external diameter, and inwardly convex with a circle fixture block in the middle section, and on fixture block upper limb place wall, offer and clear the way, this needle stand is assembled in the holder bottom;
Should conform to the holder external diameter by the internal diameter of wedge and be sheathed on outside the holder upper end, it outwards convexes with protruding frame with respect to the holder place of clearing the way in a tubular form and in upper limb, and in being provided with one by the wedge lower edge as withdrawing from the control stick that needle stand is used, and when changing needle stand, promptly replace control stick by needle stand and make by wedge and reset;
This control element in a tubular form, its external diameter conforms to the internal diameter of holder, its inwall bottom inwardly convexes with the backstop internal ring, the internal diameter that its internal diameter is surrounded less than the holder fixture block, and its other end is connected with the first arc sheet, its free-end is away from control element, and the first arc sheet convexedly stretches in the clearing the way of holder and slip betwixt;
This pushing member is column and is assembled in the control element, the internal diameter that the external diameter of its bottom is surrounded less than control element backstop internal ring, and the upper end is provided with the end of an external diameter greater than the bottom external diameter, the internal diameter that the external diameter of this end is surrounded greater than the backstop internal ring of control element, and extend the cervical region outside in the upper end downwards and be provided with the second arc sheet, the free-end of this second arc sheet is away from pushing member, what make supports to arrive on the holder fixture block, the internal diameter that external diameter when folding is surrounded less than control element backstop internal ring, and assembling is provided with this second flexible member in the control element of pushing member top.
In the described safe hemostix, this needle stand comprises a shell and centre slice, one end of this shell is the open end, and the other end is a blind end, the stopper section and its inside has extended internally, and its blind end offers a perforate in the center, this centre slice be fixed in the shell and backstop in the stopper section, and be fixed with the syringe needle that protrudes out the shell perforate through the start of start group in middle section side enclosure.
In the described safe hemostix, this needle stand enclosure is provided with the recessed road of complex trace, and in recessed road this stopper section that extends internally, place, nearly open end, the centre slice of this needle stand has extended upward one and has taken over a business, this is taken over a business nearly upper limb and is outward extended with projection corresponding to place, the recessed road of shell, and this projection can make centre slice be fastened in the shell of below, stopper section.
In the described safe hemostix, contracting in this side, needle stand shell nearly blind end place is arranged with forms the complex trace chute, and this is taken over a business centre slice both sides, below and convexes with the 3rd arc sheet, and the 3rd arc sheet fastens in shell chute upper limb, and convexes with second projection in other both sides.
In the described safe hemostix, the projection of this needle stand and second projection convex with a plurality of card circles that fasten in the recessed road of shell laterally respectively.
In the described safe hemostix, this needle stand centre slice is taken over a business centre slice both sides, below and is provided with flexible member.
In the described safe hemostix, this needle stand case surface convexes with a plurality of vertical raised lines, and this holder bottom inwall is concaved with chase corresponding to the raised line of needle stand shell.
In the described safe hemostix, the middle section that this needle stand centre slice has syringe needle is provided with the fracture trace and forms a split pieces.
Described safe hemostix, wherein this holder middle section laterally outwards convex with complex trace in order to the fixed bulge loop of housing group, form breach between this bulge loop, and this holder upper end inwall is concaved with the complex trace groove, leads and this holder bottom one side offers one.
In the described safe hemostix, this holder bottom is led and slightly is cross.
In the described safe hemostix, this holder has two road bulge loops, and the external diameter of its one bulge loop is less than another bulge loop external diameter.
In the described safe hemostix, should between protruding frame, convex with a control knob by wedge, this control stick lower end convexes with the guide block of slidingly assemble in the leading of holder to the inside.
In the described safe hemostix, the guide block horizontal section of this control stick lower end is the T font.
In the described safe hemostix, the top of this control element outwards convexes with a circle dome, the outside of this control element is extended with projection downwards in the control element side corresponding to the holder groove by dome, and the projection of this control element is assembled in the groove of holder upper end and make control element be assembled in the holder upper end.
In the described safe hemostix, this pushing member middle section forms a cervical region.
In the described safe hemostix, this housing group comprises one first side body, one second side body, a procapsid, a back casing ring and back casing lid;
This first side body and second side body respectively are that half arc plate is fixed mutually and is combined in holder and by the wedge both sides, and offer a usefulness in the middle section so that push the slotted eye that a control knob protrudes out in this first side body;
This procapsid is annulus, and its upper end combines outside the fixing and sheathed needle stand upper end with the bottom of first side body and second side body;
This back casing ring is assembled in the upper end of first side body and second side body;
This back casing lid assembling wears housing ring and combined with start group control element later, and makes second flexible member be assembled between back casing lid and pushing member.
In the described safe hemostix, this first side body and second side body inner face bottom inwardly convex with the two road side body bulge loops separately that engage at interval with the bulge loop of holder.
In the described safe hemostix, this first side body and second side body edge up and down form annular groove respectively, this procapsid upper end inner edge convexes with the procapsid bulge loop that engages with the annular groove of first side body and the second side body bottom, and the lower end inner edge of this back casing ring convexes with the back casing bulge loop that engages with the annular groove of first side body and the second side body upper end.
In the described safe hemostix, contracting in this back casing lid bottom forms a binding end, and this binding end has external screw thread, and this control element upper end inwall is formed with the female thread that screws togather with it.
By this, after safe hemostix is pushed the percussion syringe needle, the back casing lid can't be gone again and be pushed, must with new needle stand again row could use again after being assembled into safe hemostix, therefore not only can remind this needle stand of nursing staff whether to use, and the needle stand that must renew again ability safety, and syringe needle of the present invention adopts the moment percussion, and in percussion back syringe needle is promptly withdrawn needle stand automatically, therefore can not make the nursing staff be subjected to infect.
Description of drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a part perspective exploded view of the present invention.
Fig. 3 is the schematic perspective view of start group of the present invention.
Fig. 4 is an effort formation perspective exploded view of the present invention.
Fig. 5 A pushes preceding side cut away view for the present invention.
Fig. 5 B is another angle side cut away view of Fig. 5 A.
Fig. 6 A is the side cut away view of the present invention after pushing.
Fig. 6 B is another angle side cut away view of Fig. 6 A.
The side cut away view that Fig. 7 A touches needle stand for the present invention after pushing.
Fig. 7 B is another angle side cut away view of Fig. 7 A.
The side cut away view that Fig. 8 A withdraws from for needle stand of the present invention.
Fig. 8 B is another angle side cut away view of Fig. 8 A.
Fig. 9 A for needle stand of the present invention re-assembly into side cut away view.
Fig. 9 B is another angle side cut away view of Fig. 9 A.
The three-dimensional exploded view of second kind of embodiment of Figure 10 needle stand of the present invention.
Figure 11 is the side schematic view of Figure 10 needle stand.
Figure 12 is the another side sketch map of Figure 10 needle stand.
Symbol description among the figure:
10 housing groups
12 first side bodies
120 side body bulge loops
122 slotted eyes
124 annular grooves
14 second side bodies
140 side body bulge loops
144 annular grooves
16 procapsids
160 procapsid bulge loops
18 back casing rings
19 back casings lid
190 binding ends
20 start groups
30 needle stands
31 shells
32 centre slices
320 fracture traces
322 syringe needles
33 recessed roads
34 take over a business
35 raised lines
36 projections
37 perforates
38 flexible members
39 stopper sections
30 ' needle stand
31 ' shell
310 ' chute
32 ' centre slice
320 ' second projection
322 ' card circle
324 ' syringe needle
326 ' fracture trace
328 ' split pieces
33 ' recessed road
34 ' takes over a business
35 ' raised line
36 ' projection
360 ' card circle
37 ' perforate
38 ' the 3rd arc sheet
39 ' stopper section
40 holders
41 lead
42 bulge loops
43 chases
44 breach
46 grooves
48 fixture blocks
49 clear the way
50 press wedge
52 protruding frames
54 control knobs
56 control sticks
58 guide blocks
60 control elements
62 domes
63 projections
64 first arc sheets
66 backstop internal ring
70 pushing members
71 ends
72 second arc sheets
73 cervical regions
80 second flexible members
The specific embodiment
See also Fig. 1, Fig. 2, safe hemostix of the present invention comprises a housing group 10, a needle stand 30 and a start group 20;
Shown in Figure 2, this housing group 10 is assembled in start group 20 outsides, and comprises one first side body 12, one second side body 14, a procapsid 16, a back casing ring 18 and back casing lid 19.
This first side body 12 and second side body 14 respectively are that half arc plate can be fixed mutually, preferably, this first side body 12 and second side body, 14 inner faces bottom inwardly are convexly equipped with spaced side body bulge loop 120,140, in the embodiment of icon, be provided with two roads side body bulge loop 120,140 at interval, and offer a slotted eye 122 in the middle section in this first side body 12, preferably, this first side body 12 and second side body about in the of 14 edge form annular groove 124 respectively.
This procapsid 16 is annulus, its upper end combines fixing with the bottom of first side body 12 and second side body 14, preferably, these procapsid 16 upper end inner edges convex with the procapsid bulge loop 160 that can engage with the annular groove 124,144 of first side body 12 and second side body, 14 bottoms.
Fig. 1, Fig. 2, shown in Figure 5, this back casing ring 18 is assembled in the upper end of first side body 12 and second side body 14, preferably, the lower end inner edge of this back casing ring 18 convexes with the back casing bulge loop (not shown) that can engage with the annular groove 124,144 of first side body 12 and second side body, 14 upper ends.
As Fig. 1, Fig. 2, shown in Figure 5, these back casing lid 19 assemblings wear housing ring 18 and combined with start group 20 later, and preferably, this back casing covers to contract in 19 bottoms and forms a binding end 190, and this binding end 190 preferably has external screw thread.
First kind of embodiment of the present invention, as Fig. 3, shown in Figure 5, needle stand 30 comprises a shell 31 and centre slice 32, one end of this shell 31 is the open end, and the other end is a blind end, and its inside is provided with the recessed road 33 of complex trace, and locates to have extended internally stopper section 39 in 33 nearly open ends, recessed road, and its blind end offers a perforate 37 in the center, and convexes with a plurality of vertical raised lines 35 in the surface; This centre slice 32 is fixed in the shell 31 and protrudes out the perforate 37 of shell 31 in the bottom, it upwards has 34, this is taken over a business the nearly upper limb of 34 preferable DIYU and outwards is provided with projection 36 corresponding to 33 places, shell 31 recessed roads, this projection 36 can make centre slice 32 be fastened in start up and down in the 39 below shells 31 of stopper section, take over a business 34 below centre slices, 32 both sides in this and be provided with flexible member 38, these centre slice 32 middle section side shell 31 internal fixation are provided with syringe needle 322, and are provided with fracture trace 320 in the middle section that this centre slice 32 has syringe needle 322.
Another embodiment of the present invention, extremely shown in Figure 12 as Figure 10, needle stand 30 ' comprises a shell 31 ' and centre slice 32 ', one end of this shell 31 ' is the open end, and the other end is a blind end, and its inside is provided with the recessed road 33 ' of complex trace, and in recessed road the stopper section 39 ' that extended internally, place, 33 ' nearly open end, and its blind end offers a perforate 37 ' in the center, and convexing with a plurality of vertical raised lines 35 ' in the surface, formation complex trace chute 310 ' contracts in this side, shell 31 ' near blind end place is arranged with in addition;
This centre slice 32 ' is fixed in the shell 31 ' and protrudes out the perforate 37 ' of shell 31 ' in the bottom, it upwards has 34 ', this is taken over a business the nearly upper limb of 34 ' the preferable DIYU and locates outwards to be provided with projection 36 ' corresponding to shell 31 ' recessed road 33 ', this is taken over a business 34 ' external diameter and matches with shell 31 ' open end internal diameter, this projection 36 ' can make centre slice 32 ' be fastened in start up and down in 39 ' the below shell 31 ' of stopper section, take over a business centre slice 32 ' both sides, 34 ' below in this and convex with the 3rd arc sheet 38 ', the 3rd arc sheet 38 ' fastens in shell 31 ' chute 310 ' upper limb, and convex with second projection 320 ' in other both sides, this projection 36 ' and second projection 320 ' convex with a plurality of card circles 360 ' laterally respectively, 322 ', make and block circle 360 ', 322 ' fastens in shell 31 ' recessed road 33 ', this centre slice 32 ' middle section internal fixation is provided with syringe needle 324 ' in addition, and be provided with fracture trace 326 ' in the middle section that this centre slice 32 ' has syringe needle and form a split pieces 328 ', only need twist off fracture trace 326 ' during use and separate split pieces 328 ', and when the application of force promotes 34 ', can make the 3rd arc sheet 38 ' move and make syringe needle 324 ' protrude out perforate 37 ' along chute 310 ', after the application of force disappears, even reply position when not promoting by the power that the struts centre slice 32 ' of the 3rd arc sheet 38 '.
To shown in Figure 5, this start group 20 comprises that a holder 40, is by wedge 50, a control element 60, a pushing member 70 and one second flexible member 80 referring to Fig. 3 in cooperation;
As shown in Figure 4, this holder 40 is a pipe shape and internal diameter conforms to needle stand 30 external diameters, its middle section laterally outwards convexes with the bulge loop 42 that complex trace surpasses a circle of two minutes, and in the go-and-retum formation breach 44 of bulge loop 42, preferably have two road bulge loops 42, and the external diameter of its one bulge loop 42 is less than another bulge loop 42 external diameters, and its upper end inwall is concaved with complex trace groove 46, preferably be two road grooves 46 as shown in FIG., inwardly convex with a circle fixture block 48 in these holder 40 middle sections, and on fixture block 48 upper limb grooves 46 lower end walls, offer and a plurality ofly clear the way 49, preferably be two as shown in FIG. and clear the way 49, and this holder 40 bottoms one side offer one slightly be cross lead 41, this bottom inwall is concaved with chase 43 (shown in Fig. 5 A) corresponding to the raised line 35 of needle stand 30 shells 31 in addition.
As shown in Figure 4, should conform to holder 40 external diameters by the internal diameter of wedge 50, it outwards convexes with a plurality of protruding frame 52 that horizontal section is the ㄈ font with respect to holder 40 49 places of clearing the way in a tubular form and in the upper limb two opposite sides, preferably be two protruding frames 52 as shown in FIG., convex with a control knob 54 in two 52 of protruding frames, and in having protruded out control stick 56 downwards by wedge 50 lower edge control knobs 54 belows, these control stick 56 lower ends convex with the guide block 58 that horizontal section is the T font to the inside.
As shown in Figure 4, this control element 60 is cylindrical, its external diameter conforms to the internal diameter of holder 40, and the internal diameter that its internal diameter is surrounded less than holder 40 fixture blocks 48, and outwards convex with a circle dome 62 in its top, this control element 60 inwalls bottom inwardly convexes with backstop internal ring 66 shown in Fig. 6 A and B, and be extended with projection 63 downwards in control element 60 sides by dome 62 in two opposite sides, and its other end is connected with a plurality of first arc sheets 64, preferably be two first arc sheets 64 as shown in FIG., its free-end is away from control element 60, and preferably, these control element 60 upper end inwalls are formed with the female thread (not shown).
As shown in Figure 4, this pushing member 70 is cylindric, the internal diameter that the external diameter of its bottom is surrounded less than control element 60 backstop internal ring 66, its middle section forms a cervical region 73, and the upper end is provided with the end 71 of an external diameter greater than the bottom external diameter, the internal diameter that the external diameter of this end 71 is surrounded greater than the backstop internal ring 66 of control element 60, and 71 extend cervical region 73 downwards and be provided with a plurality of second arc sheets 72 in the end, preferably be two second arc sheets 72 as shown in FIG., the free-end of this second arc sheet 72 is away from pushing member 70.
Shown in Fig. 5 A, Fig. 5 B, it upwards is assembled into needle stand 30 in holder 40 bottoms during assembling, and the chase 43 of raised line 35 in holder 40 of needle stand 30 shells 31 is assembled into.And this pushing member 70 is assembled in the control element 60, and make the groove 46 of projection 63 along holder 40 upper ends of control element 60 be assembled in the holder 40, then control element 60 is assembled in holder 40 upper ends with pushing member 70, and the first arc sheet 64 that makes control element 60 extends clearing the way in 49 of holder 40, and the second arc sheet 72 of this pushing member 70 supports to arrive in projection 48 upper limbs in holder 40, and is assembled into second flexible member 80 in pushing member 70 top control elements 60.Should be sheathed on outside holder 40 upper ends by wedge 50, and make control stick 56 be assembled in holder 40 breach 44 places, and make guide block 58 Slide Groups pack into leading in 41.
As shown in Figure 2, this first side body 12 and second side body 14 are combined in holder 40 respectively and by wedge 50 both sides, and make its inboard side body bulge loop 120,140 engage separately with the bulge loop 42 of holder and fixing holder 40, and control knob 54 protrudes out the slotted eye 122 of first side body 12.The annular groove 124,144 of this procapsid 16 and first side body 12 and second side body, 14 lower edges is fixed, and in needle stand 30 upper ends are sheathed on.The annular groove 124,144 of this back casing ring 18 and first side body 12 and second side body, 14 upper limbs is fixed, and this back casing lid 19 is fixed with control element 60, be about to binding end that back casing covers 19 lower ends and control element 60 domes 62 and be screwed fixingly, cover 19 and 70 of pushing members (as Fig. 5 A, Fig. 5 B) and make second flexible member 80 be assembled in back casing.
Cooperate shown in Fig. 6 A and Fig. 6 B, when using, need reverse the fracture trace 320 of needle stand 30 centre slices 32 earlier, make lower semisection centre slice 32 break away from and in needle stand 30, expose syringe needle 322; Utilize finger presses back casing lid 19 to promote control element 60, make projection 63 in groove 46, move, and the first arc sheet 64 is in the slip in 49 of clearing the way, this moment, the second arc sheet 72 because of pushing member 70 still supported to arrive on holder 40 projections 48, forced second flexible member 80 to be squeezed into the state of compression;
Cooperate shown in Fig. 7 A and Fig. 7 B, when the bottom of control element 60 moves to holder 40 projections 48, the second arc sheet 72 of pushing member 70 fully by condensation in backstop internal ring 66 inwalls of control element 60, make the second arc sheet 72 can enter in the pipeline that holder 40 projections 48 are surrounded, the elastic force of this compressed second flexible member 80 is released and promotes pushing member 70, make the centre slice 32 of the bottom moment bump needle stand 30 of pushing member 70 protrude out downwards, therefore pass through the elastic force of the flexible member 38 in the needle stand 30, make syringe needle 322 promptly sting promptly withdrawal at once downwards, can't make syringe needle 322 expose and stab the nursing staff outside the needle stand 30, in addition because after the second arc sheet 72 of this pushing member 70 enters in the pipeline that holder 40 projections 48 are surrounded, second flexible member 80 has recovered to uphold shape, so back casing lid 19, control element 60 and pushing member 70 promptly stay in the position that is pressed, and the nursing staff also can't reuse.
Cooperate again shown in Fig. 8 A and Fig. 8 B, this moment is because needle stand 30 can't be exercised usefulness again, so promoting the control knob 54 of press element 50 moves down in the slotted eye 122 of first side body 12, make control stick 56 41 move along leading of holder 40, and make the guide block 58 of control stick 56 promote needle stand 30, and then with needle stand 30 disengaging holders 40, this moment, 52 of the protruding frames of press element 50 were butted on clearing the way during 49 bottoms of holder 40, the first arc sheet 64 of control element 60, i.e. projection are butted on protruding frame 52 bottoms.
Cooperate again shown in Fig. 9 A and Fig. 9 B, upwards be assembled into new needle stand 30 by holder 40 bottoms this moment, promote the guide block 58 of press element 50 in the lump and promote press element 50 and move up, the first arc sheet 64 that passes through the protruding frame 52 promotion control elements 60 of press element 50 more up moves, and the backstop internal ring 66 of control element 60 drives the end 71 of pushing member 70, along with moving up, press element 50 drives control element 60, pushing member 70, back casing lid 19, second flexible member 80 up moves together, the first arc sheet 64 up to control element 60 arrives at clear the way 49 upper limbs and clip, and the protruding frame 52 that makes press element 50 continues upwards to break away from the first arc sheet 64, simultaneously the second arc sheet 72 of pushing member 70 also breaks away from the pipeline that the projection 48 of holder 40 is surrounded, even and support to arrive in holder 40 projections 48 upper limb start groups and reply depressible state.
By design of the present invention, promptly after safe hemostix is pushed the percussion syringe needle, promptly can't go again and push, must with new needle stand again row be assembled into to exercise again behind the safe hemostix and use, therefore not only can remind this needle stand of nursing staff whether to use, and the needle stand that must renew again ability safety, and syringe needle of the present invention employing moment percussion, and syringe needle is that therefore automatic withdrawal needle stand can not make that the nursing staff is subjected to infection after percussion.
Claims (19)
1. safe hemostix, it comprises that a housing group one is assembled in the intravital start group of shell and and is assembled in the housing group via the needle stand of seat action control, it is characterized in that:
This start group comprises that a holder, is by wedge, a control element, a pushing member and one second flexible member; Wherein
This holder in a tubular form and internal diameter conform to the needle stand external diameter, and inwardly convex with a circle fixture block in the middle section, and on fixture block upper limb place wall, offer and clear the way, this needle stand is assembled in the holder bottom;
Should conform to the holder external diameter by the internal diameter of wedge and be sheathed on outside the holder upper end, it outwards convexes with protruding frame with respect to the holder place of clearing the way in a tubular form and in upper limb, and in being provided with one by the wedge lower edge as the control stick that withdraws from the usefulness of needle stand, and when changing needle stand, promptly replace control stick by needle stand and make by wedge and reset;
This control element in a tubular form, its external diameter conforms to the internal diameter of holder, its inwall bottom inwardly convexes with the backstop internal ring, the internal diameter that its internal diameter is surrounded less than the holder fixture block, and its other end is connected with the first arc sheet, its free-end is away from control element, and the first arc sheet convexedly stretches in the clearing the way of holder and slip betwixt;
This pushing member is column and is assembled in the control element, the internal diameter that the external diameter of its bottom is surrounded less than the backstop internal ring of control element, and the upper end is provided with the end of an external diameter greater than the bottom external diameter, the internal diameter that the external diameter of this end is surrounded greater than the backstop internal ring of control element, and extend the cervical region outside in the upper end downwards and be provided with the second arc sheet, the free-end of this second arc sheet is away from pushing member, what make supports to arrive on the holder fixture block, the internal diameter that external diameter when folding is surrounded less than the holder fixture block, and assembling is provided with this second flexible member in the control element of pushing member top.
2. safe hemostix as claimed in claim 1, wherein this needle stand comprises a shell and centre slice, one end of this shell is the open end, and the other end is a blind end, the stopper section and its inside has extended internally, and its blind end offers a perforate in the center, this centre slice be fixed in the shell and backstop in the stopper section, and be fixed with the syringe needle that protrudes out the shell perforate through the start of start group in middle section side enclosure.
3. safe hemostix as claimed in claim 2, wherein this needle stand enclosure is provided with the recessed road of complex trace, and in recessed road this stopper section that extends internally, place, nearly open end, the centre slice of this needle stand has extended upward one and has taken over a business, this is taken over a business nearly upper limb and is outward extended with projection corresponding to place, the recessed road of shell, and this projection can make centre slice be fastened in the shell of below, stopper section.
4. safe hemostix as claimed in claim 3, contract in wherein this side, needle stand shell nearly blind end place is arranged with and form the complex trace chute, and this is taken over a business centre slice both sides, below and convexes with the 3rd arc sheet, and the 3rd arc sheet fastens in shell chute upper limb, and convexes with second projection in other both sides.
5. safe hemostix as claimed in claim 4, wherein the projection of this needle stand and second projection convex with a plurality of card circles that fasten in the recessed road of shell laterally respectively.
6. safe hemostix as claimed in claim 3, the centre slice both sides were provided with flexible member below wherein this needle stand centre slice was taken over a business.
7. safe hemostix as claimed in claim 5, wherein this needle stand case surface convexes with a plurality of vertical raised lines, and this holder bottom inwall is concaved with chase corresponding to the raised line of needle stand shell.
8. safe hemostix as claimed in claim 7, wherein the middle section of this needle stand centre slice with syringe needle is provided with the fracture trace and forms a split pieces.
9. safe hemostix as claimed in claim 8, wherein this holder middle section laterally outwards convex with complex trace in order to the fixed bulge loop of housing group, form breach between this bulge loop, and this holder upper end inwall is concaved with the complex trace groove, leads and this holder bottom one side offers one.
10. safe hemostix as claimed in claim 9, wherein this holder bottom is led and slightly is cross.
11. safe hemostix as claimed in claim 10, wherein this holder has two road bulge loops, and the external diameter of its one bulge loop is less than another bulge loop external diameter.
12. safe hemostix as claimed in claim 11 wherein should convex with a control knob by wedge between protruding frame, this control stick lower end convexes with the guide block of slidingly assemble in the leading of holder to the inside.
13. safe hemostix as claimed in claim 12, wherein the guide block horizontal section of this control stick lower end is the T font.
14. safe hemostix as claimed in claim 13, wherein the top of this control element outwards convexes with a circle dome, the outside of this control element is extended with projection downwards in the control element side corresponding to the holder groove by dome, and the projection of this control element is assembled in the groove of holder upper end and make control element be assembled in the holder upper end.
15. safe hemostix as claimed in claim 14, wherein this pushing member middle section forms a cervical region.
16., it is characterized in that this housing group comprises one first side body, one second side body, a procapsid, a back casing ring and back casing lid as claim 1 to 15 arbitrary described safe hemostix;
This first side body and second side body respectively are that half arc plate is fixed mutually and is combined in holder and by the wedge both sides, and offer a usefulness in the middle section so that push the slotted eye that a control knob protrudes out in this first side body;
This procapsid is annulus, and its upper end combines outside the fixing and sheathed needle stand upper end with the bottom of first side body and second side body;
This back casing ring is assembled in the upper end of first side body and second side body;
This back casing lid assembling wears housing ring and combined with start group control element later, and makes second flexible member be assembled between back casing lid and pushing member.
17. safe hemostix as claimed in claim 16, wherein this first side body and second side body inner face bottom inwardly convexes with the two road side body bulge loops separately that engage at interval with the bulge loop of holder.
18. safe hemostix as claimed in claim 17, wherein edge forms annular groove respectively about this first side body and second side body, this procapsid upper end inner edge convexes with the procapsid bulge loop that engages with the annular groove of first side body and the second side body bottom, and the lower end inner edge of this back casing ring convexes with the back casing bulge loop that engages with the annular groove of first side body and the second side body upper end.
19. safe hemostix as claimed in claim 18, wherein contracting in this back casing lid bottom forms a binding end, and this binding end has external screw thread, and this control element upper end inwall is formed with the female thread that screws togather with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100432336A CN100341463C (en) | 2004-05-14 | 2004-05-14 | Safety hemostix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100432336A CN100341463C (en) | 2004-05-14 | 2004-05-14 | Safety hemostix |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1695554A true CN1695554A (en) | 2005-11-16 |
| CN100341463C CN100341463C (en) | 2007-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100432336A Expired - Fee Related CN100341463C (en) | 2004-05-14 | 2004-05-14 | Safety hemostix |
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| Country | Link |
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| CN (1) | CN100341463C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100446725C (en) * | 2006-03-16 | 2008-12-31 | 惠碁生物科技股份有限公司 | Blood taking needle assembly |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4212315A1 (en) * | 1992-04-13 | 1993-10-14 | Boehringer Mannheim Gmbh | Blood lancet device for drawing blood for diagnostic purposes |
| US6045567A (en) * | 1999-02-23 | 2000-04-04 | Lifescan Inc. | Lancing device causing reduced pain |
| JP4182431B2 (en) * | 2001-07-11 | 2008-11-19 | アークレイ株式会社 | Puncture device |
| CN2707193Y (en) * | 2004-05-14 | 2005-07-06 | 陈择铭 | Safety blood taking device |
-
2004
- 2004-05-14 CN CNB2004100432336A patent/CN100341463C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100446725C (en) * | 2006-03-16 | 2008-12-31 | 惠碁生物科技股份有限公司 | Blood taking needle assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100341463C (en) | 2007-10-10 |
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