CN2617310Y

CN2617310Y - Safety vaccum bloodletting syringes

Info

Publication number: CN2617310Y
Application number: CN 03201423
Authority: CN
Inventors: 陈晖紘
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-01-28
Filing date: 2003-01-28
Publication date: 2004-05-26
Anticipated expiration: 2013-01-28

Abstract

The utility model relates to a safe vacuum exsanguinating syringe, the edge of which is provided with an arc slide trough. An upper fixing notch and lower fixing notch are arranged at the front and back of the arc slide trough. An inner sheath is arranged at the inner of the syringe while a gliding device which can be glidingly fixed on the upper and lower fixing notches of the arc sliding trough is arranged at the outer of the syringe. With the gliding device, the syringe can achieve the function that when the syringe is being used, the inner sheath can be driven to the top of the syringe so that the pinhead is exposed out of the syringe to exsanguinate; when the exsanguinating is completed, the inner sheath can be driven to the bottom of the syringe so that the pinhead is in the syringe, then the syringe is covered with the back cover so as to prevent the duct drop in the syringe and protect the iatrical check people from being pricked hurt by the under pinhead that is exposed out of the syringe.

Description

Syringe for high-safety vacuum hemospasia

Technical field

This utility model is relevant for a kind of syringe for high-safety vacuum hemospasia, refer to especially a kind of apply to do blood drawing and inspected after, needle body can be positioned syringe inside needle point is not exposed to reach high security and operation convenience.

Background technology

Prosperity with work medical science, in the sufferer therapeutic process, often need draw blood and do the hemanalysis check sufferer, whether normal by the hemanalysis result with physiological function and the every organ dysfunction why the analysis understanding disease pathogenic bacteria that sufferer was infected reaches the sufferer health, and medical testing person is everlasting in the process of blood drawing check and is stabbed by the blood drawing syringe needle under careless situation, may make that medical personnel catch, medical testing person is after being stabbed by the blood drawing syringe needle what is more, cause lethal diseases such as aids infection or hepatitis, what is heard is arranged during this kind case, this class catches because of unexpected being stabbed by needle point of working, going up of medical personnel made the confidence in work that safety causes greatest threat and can undermine medical testing person, also can cause the decline of whole medical quality.

The blood drawing syringe that general tradition is used is after having drawn blood, because of needle point exposes to syringe medical testing person is stabbed easily by needle point, even a veteran medical testing person also is difficult to avoid, so the expert constantly proposes the preventative strategies can how hinder preventive injection Jianzha County in recent years, emphasize to make change with action, especially reduce the unsafe act that syringe needle returns lid and prevent unsafe state, to reduce the generation of medical testing person pinprick incident, but the effect of its enforcement is limited, and the guarantee of medical testing person safety can't be provided fully.

Therefore, how proposing a kind of syringe for high-safety vacuum hemospasia at the problems referred to above, needle point exposes to outside the syringe in using afterwards not only can to improve the blood drawing syringe, and stabs the shortcoming of medical testing person, can increase its safety of manipulating and convenience again, make and to solve the above problems.

The utility model content

Main purpose of the present utility model is to provide a kind of syringe for high-safety vacuum hemospasia, after using the vacuum hemospasia syringe intact, can and be fixed in the syringe the withdrawal of blood drawing needle body, to reach the purpose of using the intact back safety of vacuum hemospasia syringe.

Secondary objective of the present utility model is to provide a kind of syringe for high-safety vacuum hemospasia, and the location that need only an operational motion can finish needle body is to reach the convenience of use.

For achieving the above object, the syringe for high-safety vacuum hemospasia that this utility model provides, it consists predominantly of:

One syringe, this syringe is a ducted body, the top of this syringe is provided with one and places device, body is arranged at this syringe inside in one, the lower end of body has an opening in being somebody's turn to do, and should in the top of body place the device place with respect to this and be provided with a protruding seat, this protruding seat can be placed through this and place device, this protruding seat is provided with a needle body, this needle body includes needle point on, once a needle point and a connector, upward needle point and this time needle point are connected in one by this connector, this time needle point is positioned at this body inside, it is characterized in that this syringe side is provided with an arc guide runner, front and back two ends of this arc guide runner are provided with on one locating notch and locating notch once, and should in the lateral wall of body be provided with a carriage and be slidedly located in this arc guide runner.

Described syringe for high-safety vacuum hemospasia, wherein this places device when being positioned at this syringe top centre, and this places device is that a hollow sleeve and this needle body are a linear needle body.

Described syringe for high-safety vacuum hemospasia, wherein this places device when being positioned at the vertical eccentric part of this syringe, and this places device is that an opening and this needle body are a ㄣ font needle body.

Described syringe for high-safety vacuum hemospasia wherein should be provided with the plural number fluting by interior body periphery.

Described syringe for high-safety vacuum hemospasia, wherein locating notch is the Γ font to this arc guide runner with being somebody's turn to do upward.

Described syringe for high-safety vacuum hemospasia, wherein locating notch is the reverse of Γ font to this arc guide runner with being somebody's turn to do upward.

Described syringe for high-safety vacuum hemospasia, wherein the appropriate location in this arc guide runner in this time locating notch the place ahead is provided with plural sawtooth notch.

Described syringe for high-safety vacuum hemospasia, wherein this arc guide runner below is provided with a holding section.

Described syringe for high-safety vacuum hemospasia, wherein this syringe bottom is provided with a bonnet.

Described syringe for high-safety vacuum hemospasia, wherein this carriage includes a push plate and a slide bar.

Described syringe for high-safety vacuum hemospasia, wherein front end two outsides of this slide bar respectively be provided with at least one fixing rib with the location groove that cooperates body lateral wall in this being fitted to each other.

Described syringe for high-safety vacuum hemospasia, wherein this carriage can be separate type, and promptly this carriage can separate with body in this.

Described syringe for high-safety vacuum hemospasia, wherein this carriage can be one of the forming with body in this, is beneficial to that body is installed on this syringe inside in this and be provided with a holding section in this arc guide runner below.

Described syringe for high-safety vacuum hemospasia, wherein this time locating notch is a sloped position notch.

Described syringe for high-safety vacuum hemospasia, wherein a side outer wall of this syringe is provided with a chute, and one move back get device can install slide in this chute and in this body be provided with a groove in the position of this chute relatively.

Described syringe for high-safety vacuum hemospasia, wherein this moves back and gets device and include a sliding push pedal and a slide block, is respectively equipped with two positioning ribs of protrusion in these both sides, slide block rear end, forms between a sliding area between this two positioning rib.

Described syringe for high-safety vacuum hemospasia, wherein this moves back and gets device and include a sliding push pedal and a slide block, is respectively equipped with an assembling groove in these both sides, slide block rear end.

Description of drawings

For making architectural feature of the present utility model and the effect reached more there are further understanding and understanding, elaborate with the preferred embodiment conjunction with figs., wherein:

Fig. 1 is the decomposing schematic representation of a preferred embodiment of the present utility model;

Fig. 2 is the combination generalized section of a preferred embodiment of the present utility model;

Fig. 3 is the sketch map of another preferred embodiment of needle body of the present utility model;

Fig. 4 A and Fig. 4 B are that the last needle point of a preferred embodiment of the present utility model is adjusted sketch map;

Fig. 5 A and Fig. 5 B are work is rubbed in a preferred embodiment of the present utility model in blood drawing generalized section;

Fig. 6 A, Fig. 6 B and Fig. 6 C are the operation chart of body retraction syringe in the preferred embodiment of the present utility model;

Fig. 7 is the decomposing schematic representation of another preferred embodiment of the present utility model;

Fig. 8 is the decomposing schematic representation of another preferred embodiment of the present utility model;

Fig. 9 is the blood drawing Operation Profile sketch map of another preferred embodiment of the present utility model;

Figure 10 A is the decomposing schematic representation of a preferred embodiment more of the present utility model;

Figure 10 B gets the local enlarged diagram of device for moving back of Figure 10 A;

Figure 11 A and Figure 11 B are that a preferred embodiment more of the present utility model is in the generalized section of taking out the operation of vacuum blood collection cup;

Figure 12 A is the sketch map of getting another preferred embodiment of device that moves back of the present utility model;

Figure 12 B gets the local enlarged diagram of device for moving back of Figure 12 A.

The specific embodiment

See also Fig. 1 and Fig. 2, this utility model syringe for high-safety vacuum hemospasia includes the syringe 10 of a ducted body, its top centre is provided with one, and to place device be a hollow sleeve 12, and syringe 10 sides are provided with an arc guide runner 14, and front and back two ends of arc guide runner 14 are provided with a locating notch 16 and a sloped position notch 18 on one, arc guide runner 14 is the reverse of Γ font with last locating notch 16, certainly arc guide runner 14 also can be the Γ font with last locating notch 16, and the width of last locating notch 16 and sloped position notch 18 is greater than the width of arc guide runner 14, be positioned at the appropriate location of this arc guide runner 14 in sloped position notch 18 the place aheads, be provided with plural sawtooth notch 20, the bottom of syringe 10 is provided with a bonnet 22 and enters in the syringe 10 to prevent dust, syringe 10 interior arrangements have body 30 in, the lower end of interior body 30 has an opening 32 and interior body 30 peripheries are provided with a plurality of flutings 34, body 30 lower edges maintain an elasticity in can making, be installed in the syringe 10 with body 30 in making easily, and the top of interior body 30 is provided with a protruding seat 36 with respect to the position of hollow sleeve 12, protruding seat 36 can be placed through in the hollow sleeve 12, protruding seat 36 its devices have a linear needle body 38, this linear needle body 38 includes a connector 40, needle point 42 reaches needle point 44 on one, to go up needle point 42 and descend needle point 44 to connect as one by connector 40, it is that linear needle body 38 is two joint separate types (seeing also Fig. 3) that last needle point 42 can separate with connector 40, and by the screw thread of protruding seat 36 inner edges setting and the threaded engagement of connector 40 outer rims, linear needle body 38 can be installed on the protruding seat 36, the lateral wall of interior body 30 is provided with a carriage 46 and includes a push plate 47 and a slide bar 48, slide bar 48 front end both sides respectively are provided with two fixing rib 45, and the slide bar 48 of this carriage 46 can be entered through arc guide runner 14 and one of body 30 location groove 49 and combination in being embedded in via syringe 10 outsides.

See also Fig. 4 A and Fig. 4 B, before use blood drawing syringe is drawn blood operation, must earlier carriage 46 be slided and be positioned in the last locating notch 16 of syringe 10, and body 30 is positioned to syringe 10 tops in driving, needle point 42 is exposed to outside the syringe 10, and the bevel direction of upper pointed needle 42 can by carriage 46 in last locating notch 16, slide drive in body 30, needle point 42 in the rotation and adjust to go up the bevel direction of needle point 42, and be beneficial to medical testing person blood drawing operation, yet when not using, bonnet 22 can covered to prevent that dust particle from entering syringe 10 and polluting when syringe 10.

See also Fig. 5 A and Fig. 5 B, when drawing blood, will go up earlier medical testing person in the vein blood vessel that needle point 42 is inserted in the person of being verified, to place the direction of a vacuum blood collection cup 50 inside bodies 30 in the syringe 10 to push away again, make that needle point 44 pierces through the elastic pipe close 52 of tool down, because of vacuum blood collection cup 50 inside are vacuum state, so blood can flow in the vacuum blood collection cup 50 blood because of the pressure reduction of the vacuum state of human blood-pressure and vacuum blood collection cup 50 inside automatically via last needle point 42, move to finish blood drawing.

See also Fig. 6 A, Fig. 6 B and Fig. 6 C, after finishing the blood drawing action, vacuum blood collection cup 50 can be taken off, and the bonnet 22 of syringe 10 bottoms covered, to prevent that dust particle from entering in the syringe 10, again carriage 46 is slided and be positioned in the sloped position notch 18, body 30 is positioned syringe 10 inner rear ends in making, being stamped bonnet 22 because of syringe 10 bottoms can avoid when operation carriage 46 is positioned sloped position notch 18, because of medical testing person does not notice that finger is propped up syringe 10 bottoms is stabbed by following needle point 44, and because the inclined design of sloped position notch 18, in the time of can making carriage 46 be positioned sloped position notch 18, the body 30 crooked vertical-paths that make needle point 42 skew hollow sleeves 12 in driving, body 30 moves to syringe 10 tops and makes upper pointed needle 42 skid off hollow sleeve 12 and mistake is stung medical testing person in can preventing, and in arc guide runner 14, be provided with plural sawtooth notch 20 in sloped position notch 18 the place aheads, in the time of can preventing that carriage 46 is positioned sloped position notch 18 to front slide, and guarantee that the last needle point 42 that has been positioned syringe 10 inner rear ends can not be exposed to outside the syringe 10 toward front slide, path because of arc guide runner 14 is the design in a level and smooth circular arc path in addition, so operation carriage 46 is positioned locating notch 16 or when sloped position notch 18, only need a gesture motion can reach the position location, it uses the operation convenience height.

See also Fig. 7, schematic appearance for another preferred embodiment of the present utility model, it is that than the foregoing description difference to place device be an opening 64 and be positioned at syringe 10 vertical eccentric parts for this, and the protruding seat 36 of interior body 30 is located at these opening 64 places relatively, also be positioned at the eccentric part at body 30 tops with this protruding seat 36, to allow protruding seat 36 can be placed through opening 64, and the needle body of collocation is a ㄣ font needle body 60, and extension makes body 30 when carriage 46 is positioned down locating notch 66 and in driving to the side with arc guide runner 14, make the vertical-path of needle point 42 skew openings 64, body 30 moves to syringe 10 tops and upper pointed needle 42 is skidded off outside the opening 64 and stabs medical testing person in can preventing, and this carriage 46 also can be one of the forming with interior body 30, and arc guide runner 14 belows its still can be provided with a holding section 62 be beneficial in body 30 be installed in the syringe 10.

See also Fig. 8 and Fig. 9, be another preferred embodiment of the present utility model, above-mentioned interior body 30 can extend into body 70 in the long tubular downwards, and interior body 70 bottoms of this length tubular are provided with a bonnet 72 and enter to prevent dust, when drawing blood, vacuum hemospasia cup 50 can be placed the inside of body 70 in the long tubular, vacuum hemospasia cup 50 body 70 top orientation in long tubular are pushed away, the pipe close 52 that makes down needle point 44 pierce through vacuum blood collection cup 50 can be drawn blood again.

See also Figure 10 A and Figure 10 B, be a preferred embodiment more of the present utility model, its than the foregoing description difference be this again a preferred embodiment its comprise that still being provided with one moves back and get device 80 and a set chute 88 on a sidewall of syringe 10, move back and get device 80 and include a sliding push pedal 82 and a L shaped slide block 84, be respectively equipped with a prelocalization rib 85 and a back positioning rib 86 of protrusion in both sides, slide block 84 rear end, between prelocalization rib 85 and back positioning rib 86, form between a sliding area 87, being assemblied in the chute 88 by 85 blockings of prelocalization rib is on the medial wall of syringe 10, and L shaped slide block 84 front ends are positioned at the inside of syringe 10, and utilize between sliding area 87 with the cooperating of chute 88, make to move back and get device 80 and be installed in the chute 88 and slidably in chute 88, yet, interior body 90 is provided with a fluting 92 in the position of relative this chute 88, so that be somebody's turn to do the upper end that interior body 90 can be positioned syringe 10 through L shaped slide block 84 front ends, certainly, this L shaped slide block 84 also can be the slide block of other shapes.

See also Figure 11 A and Figure 11 B; In the time of after finishing the blood drawing action, vacuum blood collection cup 50 will being taken off, need only be to lower slider this move back and get device 80 and make slide block 84 front ends push vacuum blood collection cup 50 vertical elasticity pipe closes 52 downwards, can make vacuum blood collection cup 50 bottoms expose suitable length outside syringe 10 bottoms, and make medical testing person be easy to take out vacuum blood collection cup 50, can repeat blood drawing and need only change vacuum blood collection cup 50; Generally be verified people's needs because of check in hospital solving, and medical testing person must once extract the puzzlement that the vacuum blood collection cup 50 below the many bottles of 5C.C detects with blood to being verified the people, because of the length of general syringe for high-safety vacuum hemospasia 10 longer, and vacuum blood collection cup 50 length of the following capacity of 5C.C are shorter, so vacuum blood collection cup 50 is pushed syringe 10 when inner when when blood drawing, can cause vacuum blood collection cup 50 almost completely to place the inside of syringe 10, take out vacuum blood collection cup 50 (shown in Figure 11 A) so be not easy to extract the intact back of blood, cause medical testing person must repeat patient is pulled out pin and acupuncture treatment action, increase is verified people's pain, and the inconvenience that causes medical testing person to use.

See also Figure 12 A and Figure 12 B, be the sketch map of getting another preferred embodiment of device that moves back of the present utility model, move back get device 95 on it moving back of embodiment get device 80 differences and be that both sides, L shaped slide block 97 rear end are respectively equipped with an assembling groove 99, by cooperating of assembling groove 99 and chute 88, make to move back and get device 95 and can install and slide in the chute 88, all the other members and using method all with a last embodiment with.

In sum, this utility model is a kind of syringe for high-safety vacuum hemospasia, mainly by arc guide runner 14, the carriage 46 of body 30 or the interior body 70 of long tubular is slidedly located in locating notch 16 and sloped position notch 18 or the following locating notch 66 in cooperating, and in driving in body 30 or the long tubular body mouth can be positioned the front end and the rear end of syringe 10, and then the gradient direction that goes up needle point 42 can be slided adjustment in order to the blood drawing operation by carriage 46 in last locating notch 18, linear needle body 38 or ㄣ font needle body 60 be not when using after blood drawing finishes, carriage 46 is positioned in sloped position notch 18 or the following locating notch 66, it is auspicious that body 30 or the interior body 70 of long tubular are positioned syringe 10 interior subordinates in making, needle point 42 is not exposed, and shut bonnet 22 or 2 to prevent that dust particle from entering in syringe 10 or the long tubular in the body 70 and avoid down needle point syringe 10 lower ends that are exposed to out of trade.

And because the inclined design or the arc guide runner 14 of sloped position notch 18 extend to the side, make and go up the vertical-path that needle point 42 is offset hollow sleeves 12 or opening 64, body 30 moves to syringe 10 tops and upper pointed needle 42 is skidded off syringe 10 outside and misses and sting medical testing person in can preventing, and because of the design with sawtooth notch 20 still can prevent when should in body 30 or the long tubular body 70 be positioned sloped position notch 18 or down during locating notch 66, because of body 70 landings in interior body 30 or the long simple shape go out sloped position notch 18 or down locating notch 66 make that upward needle points 42 move up and expose to syringe 10 upper ends with the accidental injury medical testing person.

In addition, because of this utility model is provided with chute 88 in addition and moves back and get device 80 or 95 on a lateral wall of syringe 10, make when medical testing person must be when being verified the people and once extracting vacuum blood collection cup 50 below the many bottles of 5C.C, can be in the intact one bottle of vacuum blood collection cup 50 of every extraction, as long as pushing away this to downslide moves back and gets device 80 or 95 and can make vacuum blood collection cup 50 bottoms expose suitable length outside syringe 10 bottoms, and be easy to take out vacuum blood collection cup 50, can repeat blood drawing and need only change vacuum blood collection cup 50, be verified people's pain and improve the use operability of medical testing person for syringe for high-safety vacuum hemospasia with minimizing.

The above, it only is this utility model one preferred embodiment, be not to be used for limiting the scope that this utility model is implemented, such as the type shape that is reached according to this utility model claim, structure, feature and spiritual equalization of doing change and modify, and all should be included in the claim of the present utility model.

Claims

1, a kind of syringe for high-safety vacuum hemospasia includes:

2, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that this places device when being positioned at this syringe top centre, and this places device is that a hollow sleeve and this needle body are a linear needle body.

3, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that this places device when being positioned at the vertical eccentric part of this syringe, and this places device is that an opening and this needle body are a ㄣ font needle body.

4, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that body periphery is provided with the plural number fluting in this.

5, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that locating notch is the Γ font to this arc guide runner with being somebody's turn to do upward.

6, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that locating notch is the reverse of Γ font to this arc guide runner with being somebody's turn to do upward.

7, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that the appropriate location in this arc guide runner in this time locating notch the place ahead, is provided with plural sawtooth notch.

8, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that this arc guide runner below, is provided with a holding section.

9, safe vacuum as claimed in claim 1 is clapped the blood syringe, it is characterized in that this syringe bottom is provided with a bonnet.

10, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that this carriage includes a push plate and a slide bar.

11, syringe for high-safety vacuum hemospasia as claimed in claim 10, front end two outsides that it is characterized in that this slide bar respectively be provided with at least one fixing rib with the location groove that cooperates body lateral wall in this being fitted to each other.

12, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that this carriage can be separate type, and promptly this carriage can separate with body in this.

13, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that this carriage can be one of the forming with body in this, is beneficial to that body is installed on this syringe inside in this and be provided with a holding section in this arc guide runner below.

14, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that this time locating notch is a sloped position notch.

15, syringe for high-safety vacuum hemospasia as claimed in claim 1 is characterized in that a side outer wall of this syringe is provided with a chute, and one move back get device can install slide in this chute and in this body be provided with a groove in the position of this chute relatively.

16, syringe for high-safety vacuum hemospasia as claimed in claim 15 is characterized in that this moves back to get device and include a sliding push pedal and a slide block, is respectively equipped with two positioning ribs of protrusion in these both sides, slide block rear end, forms between a sliding area between this two positioning rib.

17, syringe for high-safety vacuum hemospasia as claimed in claim 15 is characterized in that this moves back to get device and include a sliding push pedal and a slide block, is respectively equipped with an assembling groove in these both sides, slide block rear end.