CN212118158U

CN212118158U - Venipuncture auxiliary device

Info

Publication number: CN212118158U
Application number: CN202020166863.7U
Authority: CN
Inventors: 王超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2020-12-11
Anticipated expiration: 2030-02-13

Abstract

The utility model relates to the field of medical equipment, specifically be a venipuncture auxiliary device, including needle handle, fixing device and operating means, the top fixed mounting of needle handle has fixing device, the peripheral sliding connection of needle handle has fixing device, fixing device's back fixedly connected with operating means, the one end fixedly connected with syringe needle of needle handle, magnet No. one of operating means's bottom fixedly connected with, the bottom adsorption of magnet has magnet No. two, the below fixedly connected with sucking disc of magnet No. two, fixing device includes the fixed block, fixed block and needle handle sliding connection. Through setting up fixing device, realized pricking the control of the vascular degree of depth to the syringe needle, realized the accurate control to venipuncture, can not take place not to sting the vascular incident with impale blood vessel, reduced the secondary damage to the patient, through operating means, realized the angle to following the control of operating means angle and length, can control venipuncture.

Description

Venipuncture auxiliary device

Technical Field

The utility model relates to the field of medical equipment, specifically a venipuncture auxiliary device.

Background

The operation of blood sampling and transfusion by venipuncture in clinical nursing work belongs to a necessary link in medical treatment. The design of the transfusion needle applied in daily life needs to consider the problem of convenient fixation besides hand holding, so the design of the existing needle handle is relatively small.

When the needle tip enters a blood vessel or after puncture is finished, one hand is often needed to fix the needle handle, and the other hand is used to take a blood drawing test tube or a film, if the front and back motions are not well connected, the needle tip can puncture the blood vessel to cause other injuries, and even secondary puncture is needed. The pain feeling of the patient, the blood vessel injury probability and the risk of secondary puncture are increased, and the medical consumption is also increased. Although science and technology have rapidly progressed, various operation robots such as a blood drawing robot have entered the medical industry, actual clinical work at present still involves a diagnosis and treatment implementation process mainly based on human. Therefore, there is still a great need for improvement of clinical devices from an ergonomic point of view.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a venipuncture auxiliary device has solved the traditional venipuncture device that provides in the above-mentioned background art unstably, and causes the problem of secondary injury easily.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a venipuncture auxiliary device, includes needle handle, fixing device and operating means, the top fixed mounting of needle handle has fixing device, the peripheral sliding connection of needle handle has fixing device, fixing device's back fixedly connected with operating means, the one end fixedly connected with syringe needle of needle handle, operating means's bottom fixedly connected with magnet No. one, the bottom adsorption of magnet has magnet No. two, the below fixedly connected with sucking disc of magnet No. two.

The fixing device comprises a fixing block, the fixing block is connected with the needle handle in a sliding mode, a movable groove is formed in the top of the fixing block, a bolt is fixedly connected to the top of the fixing block, a clamping groove is formed in one side of the movable groove, a positioning groove is formed in the top of the bolt, a spring is fixedly connected to the bottom of the positioning groove, a positioning block is fixedly connected to one end of the spring, a positioning hole is formed in the top of the fixing block, a magnet piece is fixedly connected to the bottom of the movable groove, and a magnet cylinder is sleeved on the periphery of the needle handle.

The operating device comprises a supporting block, the supporting block is fixedly arranged at the bottom of the fixing block, a first rotating shaft penetrates through the inside of the supporting block, the periphery of the first rotating shaft is rotatably connected with a first connecting block, a sliding groove is arranged below the first connecting block, a sliding block is connected inside the sliding groove in a sliding manner, a second rotating shaft is fixedly connected below the sliding block, the periphery of the second rotating shaft is rotatably connected with a supporting rod, the middle of the supporting rod is provided with a hinge hole, a button is arranged inside the hinge hole in a penetrating way, a sleeve is sleeved on the periphery of the button, a mounting groove is arranged above the sleeve, a third rotating shaft is fixedly connected inside the mounting groove, a clamping block is rotatably connected on the periphery of the third rotating shaft, the bottom fixedly connected with torsional spring of mounting groove, the top fixedly connected with connecting block No. two of a magnet.

Furthermore, the movable groove is matched with the needle handle in size, the plug pin is matched with the clamping groove in size, and the positioning block is matched with the positioning hole in size.

Furthermore, the magnet piece and the magnet barrel are positioned on the same horizontal line and mutually adsorbed, and the magnet barrel is matched with the needle handle in size.

Furthermore, the sliding grooves are formed in the opposite sides of the first connecting block and the second connecting block, the number of the sliding blocks is four, and the four sliding blocks are in interactive connection with the first connecting block and the second connecting block respectively.

Furthermore, the quantity of bracing piece is two sets of, the quantity of second pivot is four groups, and is two sets of the bracing piece is all through slider and second pivot and connecting block and No. two connecting block sliding connection.

Further, the button is matched with the size of the sleeve, and the sleeve is matched with the size of the hinge hole.

Furthermore, the fixture block is rotatably connected with the mounting groove under the mutual matching of the third rotating shaft and the torsion spring.

Advantageous effects

Compared with the prior art, the method has the advantages that,

1. this venipuncture auxiliary device, through setting up fixing device, at the fixed block, the movable groove, the bolt, the draw-in groove, the constant head tank, a spring, under the mutually supporting of locating piece and locating hole, can play and carry out preliminary fixed effect to the needle handle, when magnet piece and a magnet section of thick bamboo adsorb each other, reached the further fixed to the needle handle, the control of the vascular degree of depth is pricked into to the syringe needle has also been realized, the accurate control to venipuncture has been realized, the vascular incident that does not prick into and impale the blood vessel can not take place, secondary injury to the patient has been reduced.

2. This venipuncture auxiliary device, through operating means, at the button, the sleeve, the mounting groove, the third pivot, the fixture block, under mutually supporting of torsional spring and hinge hole, realized the purpose fixed with the activity to the bracing piece, at two bracing pieces, the second pivot, the slider, the spout, under mutually supporting of a connecting block and No. two connecting blocks, realized the control to following operating means angle and length, can control the angle of venipuncture, at a magnet, under the effect of No. two magnets and sucking disc, can fix this venipuncture auxiliary device in a place, the stability of venipuncture has been increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a partial structure of the fixing device of the present invention;

FIG. 4 is a schematic structural view of the operation device of the present invention;

FIG. 5 is a schematic view of a partial structure of the operation device of the present invention;

fig. 6 is a schematic view of a local structure of the present invention.

In the figure: 1. a needle handle; 2. a fixing device; 201. a fixed block; 202. a movable groove; 203. a bolt; 204. a card slot; 205. positioning a groove; 206. a spring; 207. positioning blocks; 208. positioning holes; 209. a magnet piece; 210. A magnet cylinder; 3. an operating device; 301. a support block; 302. a first rotating shaft; 303. a first connecting block; 304. a chute; 305. a slider; 306. a second rotating shaft; 307. a support bar; 308. a hinge hole; 309. A button; 310. a sleeve; 311. mounting grooves; 312. a third rotating shaft; 313. a clamping block; 314. a torsion spring; 315. a second connecting block; 4. a needle head; 5. a first magnet; 6. a magnet II; 7. and (4) sucking discs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the embodiment of the present invention provides a venipuncture auxiliary device, which comprises a needle handle 1, a fixing device 2 and an operating device 3, and is characterized in that: top fixed mounting of needle handle 1 has fixing device 2, the peripheral sliding connection of needle handle 1 has fixing device 2, fixing device 2's back fixedly connected with operating means 3, the one end fixedly connected with syringe needle 4 of needle handle 1, magnet 5 of bottom fixedly connected with of operating means 3, magnet 5's bottom adsorbs there is magnet 6 No. two, magnet 6's below fixedly connected with sucking disc 7, magnet 5, magnet 6 and sucking disc 7 mutually support down, make this vein puncture device can fix on desk or bed, the stability of venipuncture has been realized, avoid causing the secondary injury to the patient, medical personnel's work has also been alleviateed.

The fixing device 2 comprises a fixing block 201, the fixing block 201 is connected with the needle handle 1 in a sliding manner, a movable groove 202 is formed above the fixing block 201, the needle handle 1 is placed in the movable groove 202, a bolt 203 is fixedly connected above the fixing block 201, a clamping groove 204 is formed in one side of the movable groove 202, one end of the bolt 203 is inserted into the clamping groove 204, a positioning groove 205 is formed above the bolt 203, a spring 206 is fixedly connected to the bottom of the positioning groove 205, a positioning block 207 is fixedly connected to one end of the spring 206, a positioning hole 208 is formed above the fixing block 201, the movable groove 202 is matched with the needle handle 1 in size, the bolt 203 is matched with the clamping groove 204 in size, the positioning block 207 is matched with the positioning hole 208 in size, a magnet piece 209 is fixedly connected to the bottom of the movable groove 202, the positioning block 208 is matched with the spring 206 and the positioning block 208 in size, the positioning hole, the magnet barrel 210 is sleeved on the periphery of the needle handle 1, the magnet sheets 209 and the magnet barrel 210 are positioned on the same horizontal line and mutually adsorbed, the magnet barrel 210 is matched with the needle handle 1 in size to push the needle handle 1, and when the magnet barrel 210 sleeved on the periphery of the needle handle 1 and the magnet sheets 209 are mutually adsorbed, a click sound is generated to indicate that the needle handle 1 reaches a specified position and further fix the needle handle 1.

The operating device 3 comprises a supporting block 301, the supporting block 301 is fixedly installed at the bottom of the fixing block 201, a first rotating shaft 302 penetrates through the supporting block 301, under the action of the first rotating shaft 302, the angle between the fixing device 2 and the operating device 3 can be adjusted, the periphery of the first rotating shaft 302 is rotatably connected with a first connecting block 303, a sliding groove 304 is formed below the first connecting block 303, a sliding block 305 is slidably connected inside the sliding groove 304, a second rotating shaft 306 is fixedly connected below the sliding block 305, a supporting rod 307 is rotatably connected outside the second rotating shaft 306, a hinge hole 308 is formed in the middle of the supporting rod 307, a button 309 penetrates through the inside of the hinge hole 308, a sleeve 310 is sleeved on the periphery of the button 309, the button 309 is matched with the sleeve 310 in size, the sleeve 310 is matched with the hinge hole 308 in size, a mounting groove 311 is formed above the sleeve 310, the inside of the mounting groove 311 is fixedly connected with a third rotating shaft 312, the periphery of the third rotating shaft 312 is rotatably connected with a clamping block 313, the bottom of the mounting groove 311 is fixedly connected with a torsion spring 314, a button 309 is pressed, the button 309 drives a sleeve 310 to penetrate through a hinge hole 308, under the mutual matching of the mounting groove 311, the third rotating shaft 312, the clamping block 313 and the torsion spring 314, the button 309 is fixed inside the hinge hole 308, so that the movement of the supporting rod 307 is limited, the clamping block 313 is rotatably connected with the mounting groove 311 under the mutual matching of the third rotating shaft 312 and the torsion spring 314, a second connecting block 315 is fixedly connected above the first magnet 5, the first connecting block 303 and the second connecting block 315 are pulled, under the mutual matching of the sliding groove 304, the sliding block 305 and the second rotating shaft 306, the supporting rod 307 is moved, the distance between the first connecting block 303 and the second connecting block 315 is enlarged or reduced, one side opposite to the first connecting block 303 and, the number of the sliding blocks 305 is four, the four groups of sliding blocks 305 are respectively and interactively connected with the first connecting block 303 and the second connecting block 315, the number of the supporting rods 307 is two, the number of the second rotating shafts 306 is four, and the two groups of supporting rods 307 are both in sliding connection with the first connecting block 303 and the second connecting block 315 through the sliding blocks 305 and the second rotating shafts.

The working principle is as follows: when the auxiliary venipuncture device is used, a user puts a needle handle 1 into a movable groove 202, one end of a plug pin 203 is inserted into a clamping groove 204, under the mutual matching of a positioning groove 205, a spring 206 and a positioning block 208, the positioning block 208 penetrates through a positioning hole 209, the primary fixing of the needle handle 1 is realized, the needle handle 1 is pushed, when a magnet cylinder 210 and a magnet sheet 209 which are sleeved on the periphery of the needle handle 1 are mutually adsorbed, a 'click' sound is generated to indicate that the needle handle 1 reaches a specified position, the needle handle 1 is further fixed, under the action of a first rotating shaft 302, the angle between a fixing device 2 and an operating device 3 can be adjusted, a first connecting block 303 and a second connecting block 315 are pulled, under the mutual matching of a sliding groove 304, a sliding block 305 and a second rotating shaft 306, a supporting rod 307 is moved, the distance between the first connecting block 303 and the second connecting block 315 is enlarged or reduced, when adjusting to suitable distance, press button 309, button 309 drives sleeve 310 and passes hinge hole 308, at mounting groove 311, third pivot 312, under the mutually supporting of fixture block 313 and torsional spring 314, make button 309 fix the inside at hinge hole 308, thereby the activity of bracing piece 307 has been restricted, at magnet 5, No. two magnet 6 and sucking disc 7 mutually support down, make this vein puncture device can fix on desk or bed, the stability of venipuncture has been realized, avoid causing the secondary damage to the patient, medical personnel's work has also been alleviateed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A venipuncture auxiliary device, includes needle handle (1), fixing device (2) and operating means (3), its characterized in that: a fixing device (2) is fixedly installed above the needle handle (1), the fixing device (2) is connected to the periphery of the needle handle (1) in a sliding mode, an operating device (3) is fixedly connected to the back face of the fixing device (2), a needle head (4) is fixedly connected to one end of the needle handle (1), a first magnet (5) is fixedly connected to the bottom of the operating device (3), a second magnet (6) is adsorbed to the bottom of the first magnet (5), and a sucker (7) is fixedly connected to the lower portion of the second magnet (6);

the fixing device (2) comprises a fixing block (201), the fixing block (201) is connected with the needle handle (1) in a sliding mode, a movable groove (202) is formed in the upper portion of the fixing block (201), a bolt (203) is fixedly connected to the upper portion of the fixing block (201), a clamping groove (204) is formed in one side of the movable groove (202), a positioning groove (205) is formed in the upper portion of the bolt (203), a spring (206) is fixedly connected to the bottom of the positioning groove (205), a positioning block (207) is fixedly connected to one end of the spring (206), a positioning hole (208) is formed in the upper portion of the fixing block (201), a magnet sheet (209) is fixedly connected to the bottom of the movable groove (202), and a magnet cylinder (210) is sleeved on the periphery of the;

the operating device (3) comprises a supporting block (301), the supporting block (301) is fixedly installed at the bottom of a fixing block (201), a first rotating shaft (302) penetrates through the supporting block (301), a first connecting block (303) is rotatably connected to the periphery of the first rotating shaft (302), a sliding groove (304) is formed in the lower portion of the first connecting block (303), a sliding block (305) is slidably connected to the inner portion of the sliding groove (304), a second rotating shaft (306) is fixedly connected to the lower portion of the sliding block (305), a supporting rod (307) is rotatably connected to the periphery of the second rotating shaft (306), a hinge hole (308) is formed in the middle of the supporting rod (307), a button (309) penetrates through the inner portion of the hinge hole (308), a sleeve (310) is sleeved on the periphery of the button (309), and a mounting groove (311) is formed in the upper portion of the sleeve (310), the inside fixedly connected with third pivot (312) of mounting groove (311), the periphery of third pivot (312) is rotated and is connected with fixture block (313), the bottom fixedly connected with torsional spring (314) of mounting groove (311), No. two connecting blocks (315) of top fixedly connected with of a magnet (5).

2. A venipuncture assisting device as claimed in claim 1, wherein: the movable groove (202) is matched with the needle handle (1) in size, the plug pin (203) is matched with the clamping groove (204) in size, and the positioning block (207) is matched with the positioning hole (208) in size.

3. A venipuncture assisting device as claimed in claim 1, wherein: the magnet piece (209) and the magnet barrel (210) are positioned on the same horizontal line and mutually adsorbed, and the magnet barrel (210) is matched with the needle handle (1) in size.

4. A venipuncture assisting device as claimed in claim 1, wherein: the opposite sides of the first connecting block (303) and the second connecting block (315) are provided with sliding grooves (304), the number of the sliding blocks (305) is four, and the four groups of the sliding blocks (305) are respectively in interactive connection with the first connecting block (303) and the second connecting block (315).

5. A venipuncture assisting device as claimed in claim 1, wherein: the number of the supporting rods (307) is two, the number of the second rotating shafts (306) is four, and the two groups of the supporting rods (307) are in sliding connection with the first connecting block (303) and the second connecting block (315) through the sliding blocks (305) and the second rotating shafts.

6. A venipuncture assisting device as claimed in claim 1, wherein: the button (309) is adapted to the size of the sleeve (310), and the sleeve (310) is adapted to the size of the hinge hole (308).

7. A venipuncture assisting device as claimed in claim 1, wherein: the clamping block (313) is rotatably connected with the mounting groove (311) under the mutual matching of the third rotating shaft (312) and the torsion spring (314).