CN204971313U - Hemostix developments bump paralysis device - Google Patents
Hemostix developments bump paralysis device Download PDFInfo
- Publication number
- CN204971313U CN204971313U CN201520687571.7U CN201520687571U CN204971313U CN 204971313 U CN204971313 U CN 204971313U CN 201520687571 U CN201520687571 U CN 201520687571U CN 204971313 U CN204971313 U CN 204971313U
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- inner sleeve
- elastic arm
- salient point
- trocar sheath
- hemostix
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Abstract
The utility model provides a hemostix developments bump paralysis device, includes outer tube and interior sleeve pipe, its characterized in that stretches out in interior casing head portion from the stomidium of outer tube: a plurality of elastic arm is cut into to interior casing head part, sets up the arch on each elastic arm and skin exposure's terminal surface, sets up concave -convex structure or curved surface simultaneously between outer tube and interior sheathed tube sliding contact face. During the blood sampling, handheld outer tube is aimed at human blood sampling position with interior casing head portion and is pressed down, and concave -convex structure or curved surface force the swing of stepping down of elastic arm radial to driving the punctiform arch and making radial movement, finally make blood sampling point skin on every side produce developments paralysis and hormesis, in order to shift the attention, it punctures to alleviate keenlys feel. Compare with the static bump of tradition the utility model discloses the developments bump alleviates the effect of keenlying feel and is showing and strengthen.
Description
Technical field
This utility model relates to Medical blood collecting device field, and the dynamic salient point that particularly hemostix and contact human skin position use benumbs device.This dynamic salient point paralysis device effectively can alleviate the pain brought to human body when needle body thrusts skin in blood collection procedure.
Background technology
Hemostix is a kind of Medical blood sampling equipment, and its version is varied.For many years, this kind of blood-taking device be in always update with develop among, wherein, how can alleviate pain when needle body thrusts human body skin, be also the problem that those skilled in the art extremely pay close attention to.
Chinese patent CN201537093U discloses a name and is called " before disposable some triggered safety self-destruction blood taking device ", and the patent No. is the utility model patent of ZL200920241449.1.Clearly can find out from the accompanying drawing 1 and accompanying drawing 2 of description [0037] section the 4th row of this patent and this patent, 6 massage blocks 44 are set in hole 43 external circumferential of launching of the deploying device 4 of this patent.
This utility model accompanying drawing 1 is the salient point schematic diagram of device that traditional hemostix has Typical Representative meaning, wherein, the housing 5 of the corresponding above-mentioned patent of trocar sheath 1, the deploying device 4 of the corresponding above-mentioned patent of inner sleeve 2, the corresponding above-mentioned patent of needle outlet 3 launch hole 43, the massage block 44 of the corresponding above-mentioned patent of static salient point 4.Tradition salient point device is all needle outlet 3 external circumferential of static state setting at inner sleeve 2, namely inner sleeve 2 and contact human skin face are provided with several static salient point 4(point-like projections), static salient point 4 and the contact skin of inner sleeve 2 is relied on during blood sampling, and secondary stimulus is produced to skin, thus play the effect of transfer puncture pain.Although static salient point 4 in the past can distract attention in using, play positive role to alleviating puncture pain, its lenitive effect does not resemble people and imagines so good in actual applications, and more considers conducting promotion in order to product.
For this reason, how to improve paralysis effect, this utility model adopts the means of dynamic salient point to improve above-mentioned prior art, to overcome the deficiencies in the prior art.
Summary of the invention
In view of the shortcoming of above prior art, this utility model provides a kind of hemostix dynamic salient point paralysis device, its objective is the problem that will solve the alleviation puncture pain poor effect that above-mentioned traditional salient point device exists.
For achieving the above object, the technical solution adopted in the utility model is: a kind of hemostix dynamic salient point paralysis device, comprise trocar sheath and inner sleeve, one end of trocar sheath is provided with stomidium, inner sleeve is positioned at trocar sheath and trocar sheath is slidably connected relatively, inner sleeve head stretches out from the stomidium of trocar sheath, and inner sleeve head end is provided with needle outlet, and its innovation is:
Described inner sleeve head offers some grooves vertically, and each bar groove is spaced apart in inner sleeve head circumference, inner sleeve head part is slit into this several elastic arms distributed around pin hole; At least one elastic arm with the end face of contact human skin on be provided with dynamic salient point, this dynamic salient point is bulge-structure;
Described trocar sheath is provided with the first acting surface, and elastic arm is provided with the second acting surface; Described first acting surface is or/and the second acting surface is provided with concaveconvex structure, or the first acting surface is or/and the second acting surface is provided with curved surface;
In a state of use, when the indentation vertically of the relative trocar sheath of inner sleeve or stretch out in process, first acting surface contacts with the second acting surface and coordinates, and now described concaveconvex structure or curved surface force elastic arm to produce radial direction to step down swing, thus drive the relative needle outlet center of dynamic salient point to move radially.
Design principle of the present utility model is: inner sleeve head part is slit into several resilient arm structure by this utility model, and arranges bulge-structure on the end face of each elastic arm and contact human skin.During blood sampling, inner sleeve head is also aimed at human blood collection position by hand-held trocar sheath, the point-like projection on inner sleeve top first with contact skin, along with the relative trocar sheath of inner sleeve moves axially, concaveconvex structure between first acting surface and the second acting surface or curved surface force elastic arm to produce radial direction and step down and swing, thus drive the protruding needle outlet center relatively of point-like to move radially, formative dynamics salient point.So dynamically paralysis and stimulation are produced to blood sampling point skin around, to shift the attention of people, alleviate the pain that needle body thrusts human body skin.
Feature of the present utility model and effect are: the first, and structure is simple, is skillfully constructed; Second; Do not increase other structural members, can obtain as long as carry out improvement to original mould, almost not increase cost; 3rd, compared with traditional static salient point, dynamic salient point distracts attention and the effect that alleviates pain all significantly strengthens.
Accompanying drawing explanation
Fig. 1 is the salient point schematic diagram of device that traditional hemostix has Typical Representative meaning;
Fig. 2 is this utility model embodiment 1 inner sleeve axonometric chart;
Fig. 3 is the axonometric chart of state before this utility model embodiment 1 hemostix triggers;
Fig. 4 is the sectional view of state before this utility model embodiment 1 hemostix triggers;
Fig. 5 is the axonometric chart of state during this utility model embodiment 1 hemostix triggers;
Fig. 6 is the sectional view of state during this utility model embodiment 1 hemostix triggers;
Fig. 7 is the axonometric chart of state after this utility model embodiment 1 hemostix triggers;
Fig. 8 is the sectional view of state after this utility model embodiment 1 hemostix triggers;
Fig. 9 is the axonometric chart of state before this utility model embodiment 2 hemostix triggers;
Figure 10 is the sectional view of state before this utility model embodiment 2 hemostix triggers;
Figure 11 is the axonometric chart of state before this utility model embodiment 3 hemostix triggers;
Figure 12 is the sectional view of state before this utility model embodiment 3 hemostix triggers;
Figure 13 is the axonometric chart of state before this utility model embodiment 4 hemostix triggers;
Figure 14 is the three-dimensional cutaway view of state before this utility model embodiment 4 hemostix triggers;
Figure 15 is the sectional view of state before this utility model embodiment 4 hemostix triggers;
Figure 16 is the axonometric chart of state before this utility model embodiment 5 hemostix triggers;
Figure 17 is the sectional view of state before this utility model embodiment 5 hemostix triggers;
Label declaration in above accompanying drawing is as follows:
1. trocar sheath; 2. inner sleeve; 3. needle outlet; 4. static salient point; 5. dynamic salient point; 6. groove; 7. elastic arm; 8. wedge shaped projection; 9. stomidium; 10. undaform projection; Clamp in 11.; 12. built-in inclined-planes; 13. buttons.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is further described:
Embodiment 1: a kind of hemostix dynamic salient point paralysis device (this structure is applicable to head pressing and pushes away hairdo hemostix)
As shown in Fig. 2-Fig. 8, this device comprises trocar sheath 1(and also can be described as shell or housing) and inner sleeve 2(also can be described as trigger tube or push away send out pipe) (see figure 4), one end of trocar sheath 1 is provided with stomidium 9, inner sleeve 2 is positioned at trocar sheath 1 and trocar sheath 1 is slidably connected relatively, inner sleeve 2 head stretches out from the stomidium 9 of trocar sheath 1, and inner sleeve 2 head end is provided with needle outlet 3.
Described inner sleeve 2 head offers 12 grooves 6 vertically, each bar groove 6 is uniformly distributed at inner sleeve 2 head circumference interval (also can uneven distribution, but be uniformly distributed as preferred plan), inner sleeve 2 head part is slit into this 12 elastic arms 7 distributed around pin hole 3.Each elastic arm 7 with the end face of contact human skin on be provided with dynamic salient point 5(and also can not establish dynamic salient point 5 on certain elastic arm 7, dynamic salient point 5 also can on elastic arm 7 interval arrange), this dynamic salient point 5 is bulge-structure.
Described trocar sheath 1 is provided with the first acting surface, and elastic arm 7 is provided with the second acting surface.In the present embodiment, stomidium 9 inner edge of described trocar sheath 1 is as the first acting surface, and the circumferential outer rim of each elastic arm 7 corresponding inner sleeve 2 head is as the second acting surface.Second acting surface is provided with concaveconvex structure, and this concaveconvex structure is wedge shaped projection 8, and this wedge shaped projection 8 is located at (see figure 4) on elastic arm 7 lateral surface.In order to improve action effect further, relative for each wedge shaped projection 8 inner sleeve 2 central axis can be distributed (see Fig. 2 and Fig. 3) in the shape of a spiral.
Fig. 3 and Fig. 4 is the state before the present embodiment hemostix triggers, Fig. 5 and Fig. 6 is the state during hemostix triggers, Fig. 7 and Fig. 8 is the state after hemostix triggers.The present embodiment hemostix dynamic salient point paralysis device is only applicable to head pressing and pushes away hairdo hemostix.Such hemostix all comprises trocar sheath 1 and inner sleeve 2 usually, inner sleeve 2 relatively trocar sheath 1 is slidably connected, inner sleeve 2 head stretches out from the stomidium 9 of trocar sheath 1, inner sleeve 2 head is also aimed at human blood collection position by hand-held trocar sheath 1 during use, then press, now inner sleeve 2 head shift-in trocar sheath 1(trigger tube opposite shell indentation), trigger ejection structure simultaneously, needle body penetrates from needle outlet 3 under the action of the spring, realizes blood sampling object.
During blood sampling, the dynamic salient point 5 of inner sleeve 2 head first with contact skin, inner sleeve 2 trocar sheath 1 indentation vertically relatively under pressing effect, first acting surface contacts with the second acting surface and coordinates, wedge shaped projection 8 on elastic arm 7 contacts successively with trocar sheath 1 stomidium 9 inner edge, force elastic arm 7 to produce radial direction in order to step down swing, thus drive dynamic salient point 5 relatively to move radially at needle outlet 3 center.After whole wedge shape projection 8 is successively by trocar sheath 1 stomidium 9 inner edge, elastic arm 7 can be kept in the center again according to the order of sequence, and dynamically salient point 5 also can produce radial direction and moves back and forth in this process, and producing skin stimulates and paralysis effect, to distract attention, alleviate puncture pain.The Be very effective that the dynamic salient point of this utility model alleviates pain compared with traditional static salient point strengthens.
Embodiment 2: a kind of hemostix dynamic salient point paralysis device (this structure is applicable to head pressing and pushes away hairdo hemostix)
As shown in Figure 9 and Figure 10, the present embodiment is compared with embodiment 1, and difference is: each wedge shaped projection 8 is positioned in same transverse location in inner sleeve 2 central axial direction.Elastic arm 7 produce radial direction step down swing almost occur simultaneously, there is no order problem.Other structures are identical with embodiment 1, here no longer repeated description.
Embodiment 3: a kind of hemostix dynamic salient point paralysis device (this structure is applicable to head pressing and pushes away hairdo hemostix)
As is illustrated by figs. 11 and 12, the present embodiment is compared with embodiment 1, and difference is: the circumferential outer rim of each elastic arm 7 corresponding inner sleeve 2 head is as the second acting surface.Second acting surface is provided with curved surface, and described curved surface is undaform projection 10, and this undaform projection 10 is located on elastic arm 7 lateral surface.
During blood sampling, first acting surface contacts with the second acting surface and coordinates, undaform projection 10 on elastic arm 7 contacts with trocar sheath 1 stomidium 9 inner edge, forces elastic arm 7 to produce reciprocal radial direction and to step down swing, thus drives dynamic salient point 5 relatively back and forth to move radially at needle outlet 3 center.Other structures are identical with embodiment 1, here no longer repeated description.
Embodiment 4: a kind of hemostix dynamic salient point paralysis device (this structure is applicable to head pressing and pushes away hairdo hemostix)
As shown in Figure 13, Figure 14 and Figure 15, the present embodiment is compared with embodiment 1, difference is: be provided with an interior clamp 11 in the stomidium 9 of described trocar sheath 1, inner sleeve 2 head stretches out and is sleeved on interior clamp 11 simultaneously from the stomidium 9 of trocar sheath 1, now the first acting surface is located in interior clamp 11 outer rim of trocar sheath 1, and the second acting surface is located on the inner edge of each elastic arm 7 corresponding inner sleeve 2 head.Described concaveconvex structure is built-in inclined-plane 12, and built-in inclined-plane 12 is located on elastic arm 7 medial surface.
During blood sampling, the first acting surface contacts with the second acting surface and coordinates, and namely, clamp 11 anterior outer rim top presses built-in inclined-plane 12 to force elastic arm 7 to produce the radial direction extended out to step down swings, thus moving radially of driving dynamic salient point 5 relative needle outlet 3 center work to extend out.Other structures are identical with embodiment 1, here no longer repeated description.
Embodiment 5: dynamic salient point paralysis device (this structure is applicable to sidepiece pressing type hemostix) of a kind of hemostix
As shown in Figure 16 and Figure 17, the present embodiment is compared with embodiment 1, and difference is: triggering mode is different, and embodiment 1 structure is applicable to head pressing and pushes away hairdo hemostix, and the present embodiment is applicable to sidepiece pressing type hemostix.Namely the triggering of the present embodiment is by the button 13 set by pressing trocar sheath 2 sidepiece, the relative trocar sheath 1 of inner sleeve 2 is stretched out vertically, in the process of stretching out, wedge shaped projection 8 on elastic arm 7 contacts with trocar sheath 1 stomidium 9 inner edge, force elastic arm 7 to produce radial direction to step down swing, thus drive dynamic salient point 5 relatively to move radially at needle outlet 3 center.Other structures are identical with embodiment 1, here no longer repeated description.
Be explained as follows for performance of the present utility model below:
1. technical solutions of the utility model applicable object problem.This utility model goes for head pressing and pushes away hairdo hemostix, is also applicable to sidepiece pressing type hemostix, is even applicable to afterbody pressing type hemostix.Which kind of version blood sampling device is not, as long as this hemostix comprises trocar sheath 1 and an inner sleeve 2, inner sleeve 2 relatively trocar sheath 1 is slidably connected, and inner sleeve 2 head stretches out from the stomidium 9 of trocar sheath 1, just can meet suitability requirement of the present utility model.The version of so-called hemostix mainly contains head pressing type, sidepiece pressing type and afterbody pressing type three kinds.This utility model is not limited to one wherein.
2., in this utility model, trocar sheath 1 and inner sleeve 2 are original two parts on hemostix.Wherein, trocar sheath 1 cross section can be square, also can be circular, or other shapes.Trocar sheath also can be named other titles such as shell or housing.Inner sleeve cross section can be square, also can be circular, or other shapes.Inner sleeve also can be named and push away other titles such as hair device, trigger tube.No matter but what call but its function and efficacy is all identical.
3., in this utility model, groove 6 quantity that inner sleeve 2 head is offered vertically is unrestricted, the amount doesn't matter, specifically can grasp according to actual needs, and also need to consider technologic exploitativeness, these all those skilled in the art will know that.
4. in this utility model, each bar groove 6 can be that interval is uniformly distributed in inner sleeve 2 head circumference, also can uneven distribution, but is uniformly distributed as preferred plan.This is that those skilled in the art easily expect.
5. in this utility model, can arrange on each elastic arm 7 about dynamic salient point 5, also can arrange at interval on elastic arm 7.These changes are that those skilled in the art easily expect.
6., in this utility model, relative inner sleeve 2 central axis of each wedge shaped projection 8 of embodiment 1 distributes in the shape of a spiral, and each wedge shaped projection 8 of embodiment 2 is positioned in same transverse location in inner sleeve 2 central axial direction.But art technology is under the inspiration of embodiment 1 and embodiment 2, easily expects other changes except except these two kinds of versions, be such as interspersed vertically.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to this utility model spirit change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (8)
1. a hemostix dynamic salient point paralysis device, comprise trocar sheath (1) and inner sleeve (2), one end of trocar sheath (1) is provided with stomidium (9), inner sleeve (2) is positioned at trocar sheath (1) and trocar sheath (1) is slidably connected relatively, inner sleeve (2) head stretches out from the stomidium (9) of trocar sheath (1), inner sleeve (2) head end is provided with needle outlet (3), it is characterized in that:
Described inner sleeve (2) head offers some grooves (6) vertically, and each bar groove (6) is spaced apart in inner sleeve (2) head circumference, inner sleeve (2) head part is slit into this several elastic arms (7) distributed around pin hole (3); At least one elastic arm (7) with the end face of contact human skin on be provided with dynamic salient point (5), this dynamic salient point (5) is bulge-structure;
Described trocar sheath (1) is provided with the first acting surface, and elastic arm (7) is provided with the second acting surface; Described first acting surface is or/and the second acting surface is provided with concaveconvex structure, or the first acting surface is or/and the second acting surface is provided with curved surface;
In a state of use, when inner sleeve (2) relatively trocar sheath (1) indentation vertically or stretch out in process, first acting surface contacts with the second acting surface and coordinates, now described concaveconvex structure or curved surface force elastic arm (7) to produce radial direction to step down swings, thus drive relative needle outlet (3) center of dynamic salient point (5) to move radially.
2. hemostix according to claim 1 dynamic salient point paralysis device, it is characterized in that: described first acting surface is located on stomidium (9) inner edge of trocar sheath (1), and the second acting surface is located in the circumferential outer rim of each elastic arm (7) corresponding inner sleeve (2) head.
3. hemostix according to claim 2 dynamic salient point paralysis device, is characterized in that: described concaveconvex structure is wedge shaped projection (8), and this wedge shaped projection (8) is located on elastic arm (7) lateral surface.
4. hemostix according to claim 3 dynamic salient point paralysis device, it is characterized in that: described each elastic arm (7) with the end face of contact human skin on be equipped with dynamic salient point (5), the corresponding each elastic arm (7) of wedge shaped projection (8) is arranged, and each wedge shaped projection (8) relatively inner sleeve (2) central axis distributes in the shape of a spiral.
5. hemostix according to claim 3 dynamic salient point paralysis device, it is characterized in that: described each elastic arm (7) with the end face of contact human skin on be equipped with dynamic salient point (5), the corresponding each elastic arm (7) of wedge shaped projection (8) is arranged, and each wedge shaped projection (8) is positioned in same transverse location in inner sleeve (2) central axial direction.
6. hemostix according to claim 2 dynamic salient point paralysis device, it is characterized in that: described curved surface is undaform projection (10), this undaform projection (10) is located on elastic arm (7) lateral surface.
7. hemostix according to claim 1 dynamic salient point paralysis device, it is characterized in that: in the stomidium (9) of described trocar sheath (1), be provided with an interior clamp (11), inner sleeve (2) head stretches out and is sleeved on interior clamp (11) simultaneously from the stomidium (9) of trocar sheath (1), now the first acting surface is located in interior clamp (11) outer rim of trocar sheath (1), and the second acting surface is located on the inner edge of each elastic arm (7) corresponding inner sleeve (2) head.
8. hemostix according to claim 7 dynamic salient point paralysis device, is characterized in that: described concaveconvex structure is built-in inclined-plane (12), and built-in inclined-plane (12) are located on elastic arm (7) medial surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520687571.7U CN204971313U (en) | 2015-09-08 | 2015-09-08 | Hemostix developments bump paralysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520687571.7U CN204971313U (en) | 2015-09-08 | 2015-09-08 | Hemostix developments bump paralysis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204971313U true CN204971313U (en) | 2016-01-20 |
Family
ID=55105749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520687571.7U Withdrawn - After Issue CN204971313U (en) | 2015-09-08 | 2015-09-08 | Hemostix developments bump paralysis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204971313U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105105764A (en) * | 2015-09-08 | 2015-12-02 | 苏州施莱医疗器械有限公司 | Dynamic raised point paralysis device of blood collecting device |
-
2015
- 2015-09-08 CN CN201520687571.7U patent/CN204971313U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105105764A (en) * | 2015-09-08 | 2015-12-02 | 苏州施莱医疗器械有限公司 | Dynamic raised point paralysis device of blood collecting device |
| CN105105764B (en) * | 2015-09-08 | 2017-11-17 | 苏州施莱医疗器械有限公司 | Hemostix dynamic salient point benumbs device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20171117 |
|
| AV01 | Patent right actively abandoned |