CN216257120U

CN216257120U - Handheld arteriovenous hemostix

Info

Publication number: CN216257120U
Application number: CN202122723219.2U
Authority: CN
Inventors: 赵睿
Original assignee: Qingdao Blood Center
Current assignee: Qingdao Blood Center
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-12
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a handheld arteriovenous hemostix, and belongs to the technical field of medical instruments. The utility model provides a hand-held type sound arteries and veins hemostix, includes the bottom plate, the perpendicular fixed mounting of bottom plate upper surface has the cassette, the horizontal fixed joint in cassette top has the syringe, the perpendicular fixed mounting of bottom plate upper surface symmetry has two spacing framves, two cardboards on the syringe are located two spacing framves respectively, the perpendicular symmetrical fixed mounting of bottom plate upper surface has two sets of sliding parts, sliding part includes two first extension boards, slide bar and slider, two be equipped with push-and-pull parts between the slide bar, push-and-pull parts includes fixture block, screw rod and two second extension boards, the one end that the syringe was kept away from to the screw rod is equipped with drive assembly. The utility model effectively solves the problems that the blood sampling speed cannot be controlled, the pain of a patient is increased, and the patient is injured.

Description

Handheld arteriovenous hemostix

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a handheld arteriovenous hemostix.

Background

Blood examination is very common project in clinical medicine, carries out blood collection to the person under examination earlier before blood examination, and the process of blood collection is generally realized through the hemostix, when taking a blood sample, pricks the needle into patient's blood vessel, pulls the syringe, takes out blood, then carries out the chemical examination to the blood of taking out.

Current blood sampling mode when using the syringe, is the piston rod of hand direct pulling syringe usually, the dynamics of hard control pull to make the unable control of blood sampling speed, when pull speed is too fast, cause the painful sense of patient easily, increase patient's pain, simultaneously, at the pull in-process, very easy unstability arouses and rocks, makes the department of pricking rock, causes the injury to the patient.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to provide a handheld arteriovenous hemostix, which aims to solve the problems in the background technology:

blood sampling speed uncontrollable when the pull speed is too fast, causes the painful sense of patient easily, increases patient's ailment, simultaneously, at the pull in-process, very easy unstability arouses and rocks for acupuncture department rocks, causes the problem of injury to the patient.

2. Technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

a handheld arteriovenous hemostix comprises a bottom plate, wherein a clamping seat is vertically and fixedly arranged on the upper surface of the bottom plate, an injector is horizontally and fixedly clamped at the top end of the clamping seat, two limiting frames are symmetrically and vertically and fixedly arranged on the upper surface of the bottom plate, the two clamping plates on the injector are respectively positioned in the two limiting frames, two groups of sliding parts are vertically and symmetrically and fixedly arranged on the upper surface of the bottom plate, each sliding part comprises two first supporting plates, a sliding rod and a sliding block, the two first supporting plates are vertically and fixedly arranged on the upper surface of the bottom plate, the two ends of the sliding rod are respectively and fixedly sleeved in the two first supporting plates, the sliding block is slidably sleeved on the sliding rod, a push-pull part is arranged between the two sliding rods, each push-pull part comprises a clamping block, a screw rod and two second supporting plates, the two second supporting plates are vertically and fixedly arranged on the upper surface of the bottom plate, and the screw rod is horizontally and rotatably sleeved in the two second supporting plates, the clamping block is sleeved on the screw in a threaded manner, a clamping groove is formed in the top end of the clamping block, the pushing handle of the injector is clamped in the clamping groove, one ends, close to each other, of the two sliding blocks are fixedly connected with the two side faces of the clamping block respectively, and a driving part is arranged at one end, far away from the injector, of the screw.

Preferably, the drive part includes support, pivot, first bevel gear, second bevel gear and hand wheel, the perpendicular fixed mounting of support is on the bottom plate upper surface, the pivot is perpendicular to rotate the cover and is established in the support, the fixed cover of first bevel gear is in the one end that the syringe was kept away from to the screw rod, second bevel gear is fixed to be cup jointed in the pivot bottom, and is connected with the meshing of first bevel gear, the hand wheel is fixed to be cup jointed on the pivot top.

Preferably, the perpendicular fixed mounting of bottom plate right-hand member face has the connecting plate, connecting plate top fixed mounting has fastening component, fastening component is used for fastening the device on operating personnel's arm, fastening component includes sheath, two ribbons, two regulation knots and two sets of hasps, the horizontal fixed mounting of sheath is on the connecting plate top, and is circular-arc, two the one end of ribbon all with sheath upper surface one side fixed connection, two adjust the knot respectively the movable sleeve establish on two ribbons, two adjust the length that the knot all is used for adjusting the ribbon, it is two sets of the hasp sets up the expansion end at two ribbons respectively.

Preferably, the first pipe of having cup jointed can be dismantled to the syringe front end, the one end fixedly connected with that the syringe was kept away from to first pipe divides the stream block, divide the inside cavity of having seted up of stream block, first pipe is linked together with the cavity, divide the stream block to keep away from the one end fixedly connected with second pipe and the third pipe of first pipe, second pipe and third pipe all are linked together with the cavity, the one end fixedly connected with felting needle that divides the stream block was kept away from to the second pipe, the one end that divides the stream block was kept away from to the third pipe is connected with the heparin tube, bottom plate side fixed mounting has the clamp splice, two clamp grooves have been seted up to clamp splice side level, second pipe and third pipe block respectively at two clamp inslot, the inside chamber of settling of having seted up perpendicularly of clamp splice, both ends are linked together with two clamp grooves respectively about settling the chamber. The vertical sliding installation of arrangement intracavity installs the briquetting, perpendicular thread bush is equipped with the lead screw in the briquetting, both ends are all rotated the cover and are established in the clamp block about the lead screw, the fixed runner that has cup jointed in lead screw top.

3. Advantageous effects

(1) According to the utility model, the hand wheel is rotated to drive the fixture block to move, so that the push handle of the injector is driven to move to draw blood, and compared with directly drawing the push handle, the drawing speed can be better controlled, so that the blood sampling speed is better controlled, the drawing is prevented from being too fast, and the pain of a patient is relieved;

(2) the device is fixed on the arm of an operator through the fastening part, so that the device is stable in the whole operation process, and the possibility of injury of a patient due to shaking can be reduced;

(3) the blood sampling tube can control the flow direction of blood by alternately communicating the first conduit with the second conduit and the third conduit, when a plurality of examination items need to be collected, the conduction and the cut-off of the second conduit and the third conduit can be realized by only rotating the rotating wheel and controlling the position of the pressing block through the screw rod, the blood sampling tube can be safely replaced, the pricking needle does not need to be pulled out, the pricking times are reduced, and the pain of a patient is further reduced.

Drawings

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

FIG. 2 is a schematic view of a backside partial cross-sectional structure of the present invention;

FIG. 3 is a schematic structural view of portion A of FIG. 1 according to the present invention;

FIG. 4 is a schematic structural view of portion B of FIG. 1 according to the present invention;

fig. 5 is a schematic structural diagram of part C in fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. a base plate; 2. a card holder; 3. an injector; 4. a limiting frame; 5. a first support plate; 6. a slide bar; 7. a slider; 8. a clamping block; 9. a screw; 10. a second support plate; 11. a card slot; 12. a support; 13. a rotating shaft; 14. a first bevel gear; 15. a second bevel gear; 16. a hand wheel; 17. a connecting plate; 18. a sheath; 19. binding a belt; 20. adjusting buckles; 21. locking; 22. a first conduit; 23. a shunting block; 24. a second conduit; 25. a third conduit; 26. a needle; 27. a blood collection tube; 28. a clamping block; 29. a clamping groove; 30. a placement cavity; 31. briquetting; 32. a screw rod; 33. a rotating wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-4, a handheld arteriovenous hemostix comprises a base plate 1, a cassette 2 vertically and fixedly mounted on the upper surface of the base plate 1, an injector 3 horizontally and fixedly clamped on the top end of the cassette 2, two limit frames 4 symmetrically and vertically fixedly mounted on the upper surface of the base plate 1, two clamping plates on the injector 3 respectively positioned in the two limit frames 4, two sets of sliding parts vertically and symmetrically fixedly mounted on the upper surface of the base plate 1, the sliding parts comprise two first support plates 5, a sliding rod 6 and a sliding block 7, the two first support plates 5 are vertically and fixedly mounted on the upper surface of the base plate 1, two ends of the sliding rod 6 are respectively fixedly sleeved in the two first support plates 5, the sliding block 7 is slidably sleeved on the sliding rod 6, a push-pull part is arranged between the two sliding rods 6, the push-pull part comprises a clamping block 8, a screw 9 and two second support plates 10, and the two second support plates 10 are vertically and fixedly mounted on the upper surface of the base plate 1, the screw rod 9 is horizontally sleeved in the two second support plates 10 in a rotating mode, the clamping block 8 is sleeved on the screw rod 9 in a threaded mode, the clamping groove 11 is formed in the top end of the clamping block 8, the pushing handle of the injector 3 is clamped in the clamping groove 11, one ends, close to each other, of the two sliding blocks 7 are fixedly connected with the two side faces of the clamping block 8 respectively, and a driving part is arranged at one end, far away from the injector 3, of the screw rod 9.

The driving part comprises a support 12, a rotating shaft 13, a first bevel gear 14, a second bevel gear 15 and a hand wheel 16, wherein the support 12 is vertically and fixedly installed on the upper surface of the bottom plate 1, the rotating shaft 13 is vertically rotated and sleeved in the support 12, the first bevel gear 14 is fixedly sleeved at one end, far away from the injector 3, of the screw rod 9, the second bevel gear 15 is fixedly sleeved at the bottom end of the rotating shaft 13 and is in meshed connection with the first bevel gear 14, and the hand wheel 16 is fixedly sleeved at the top end of the rotating shaft 13.

According to the utility model, the clamping seat 2 is arranged, the barrel of the injector 3 is clamped into the clamping seat 2, the clamping plates on two sides of the injector 3 are respectively arranged on the two limiting frames 4, the push handle of the injector 3 is arranged in the clamping groove 11 of the clamping block 8, after the clamping plates are arranged, the hand wheel 16 is rotated, the hand wheel 16 drives the rotating shaft 13 to rotate, the rotating shaft 13 drives the second bevel gear 15 to rotate, the second bevel gear 15 rotates, the first bevel gear 14 meshed with the second bevel gear is driven to rotate, the screw 9 is driven to rotate, the clamping block 8 is driven to move on the two sliding rods 6 under the support of the two sliding blocks 7, the push handle of the injector 3 is pulled, and blood is extracted.

Example 2:

referring to fig. 1, the difference between the two embodiments of the present invention is that a connecting plate 17 is vertically and fixedly installed on the right end face of a bottom plate 1, a fastening part is fixedly installed on the top end of the connecting plate 17, the fastening part is used for fastening a device on the arm of an operator, the fastening part includes a sheath 18, two bands 19, two adjusting buckles 20 and two sets of latches 21, the sheath 18 is horizontally and fixedly installed on the top end of the connecting plate 17 and is arc-shaped, one ends of the two bands 19 are fixedly connected with one side of the upper surface of the sheath 18, the two adjusting buckles 20 are respectively movably sleeved on the two bands 19, the two adjusting buckles 20 are respectively used for adjusting the length of the band 19, and the two sets of latches 21 are respectively installed at the movable ends of the two bands 19.

Before blood sampling, operating personnel with sheath 18 card on the arm, through adjusting 20 adjustment ribbons 19 to suitable length of detaining, then with hasp 21 chucking, with device monolithic stationary on operating personnel's arm, then rotate hand wheel 16, begin the blood sampling work for the device overall operation in-process, it is comparatively stable, can reduce the disease and because rock the possibility of receiving the injury.

Example 2:

referring to fig. 1-5, the difference between the two embodiments of the present invention and the embodiment 1 is that a first conduit 22 is detachably sleeved at the front end of the injector 3, a shunting block 23 is fixedly connected to one end of the first conduit 22 away from the injector 3, a cavity is formed inside the shunting block 23, the first conduit 22 is communicated with the cavity, a second conduit 24 and a third conduit 25 are fixedly connected to one end of the shunting block 23 away from the first conduit 22, both the second conduit 24 and the third conduit 25 are communicated with the cavity, a needle 26 is fixedly connected to one end of the second conduit 24 away from the shunting block 23, a blood collection tube 27 is connected to one end of the third conduit 25 away from the shunting block 23, a clamping block 28 is fixedly installed on the side surface of the bottom plate 1, two clamping grooves 29 are horizontally formed on the side surface of the clamping block 28, the second conduit 24 and the third conduit 25 are respectively clamped in the two clamping grooves 29, a placement cavity 30 is vertically formed inside the clamping block 28, and the upper end and the lower end of the placement cavity 30 are respectively communicated with the two clamping grooves 29. A pressing block 31 is vertically installed in the placing cavity 30 in a sliding mode, a screw rod 32 is vertically sleeved in the pressing block 31 in a threaded mode, the upper end and the lower end of the screw rod 32 are rotatably sleeved in the clamping block 28, and a rotating wheel 33 is fixedly sleeved at the top end of the screw rod 32.

When multi-tube blood collection is needed, the puncture needle 26 is punctured into a blood vessel of a patient and is fixed through a medical adhesive tape, then the whole device is fixed on the arm of an operator through a fastening part, the thumb toggles the rotating wheel 33 to drive the screw rod 32 to rotate, the screw rod 32 drives the pressing block 31 to move and presses the third conduit 25 to be in a stop state, at the moment, the first conduit 22 and the second conduit 24 are in a conducting state, blood is drawn through the puncture needle 26, after the blood drawing work is completed, the thumb toggles the rotating wheel 33 reversely, the pressing block 31 slides reversely and presses the second conduit 24 to be in the stop state, at the moment, the first conduit 22 and the third conduit 25 are in the conducting state, the hand wheel 16 is rotated reversely, the injector 3 pushes the blood inside the injector into the blood collection tube 27 through the first conduit 22 and the third conduit 25, and after the pushing is completed, the rotating wheel 33 is rotated again to make the third conduit 25 be in the stop state again, then, the blood collection tube 27 is replaced, the above steps are repeated, and blood is collected again, so that the blood collection tube 27 can be safely replaced without pulling out the puncture needle 26, the puncture times are reduced, and the pain of the patient is further reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a hand-held type arteriovenous hemostix, includes bottom plate (1), its characterized in that: the injection molding device is characterized in that a clamping seat (2) is vertically and fixedly mounted on the upper surface of a base plate (1), an injector (3) is horizontally and fixedly clamped at the top end of the clamping seat (2), two limiting frames (4) are symmetrically and vertically and fixedly mounted on the upper surface of the base plate (1), two clamping plates on the injector (3) are respectively located in the two limiting frames (4), two groups of sliding parts are vertically and fixedly mounted on the upper surface of the base plate (1) and comprise two first supporting plates (5), sliding rods (6) and sliding blocks (7), the two first supporting plates (5) are vertically and fixedly mounted on the upper surface of the base plate (1), two ends of each sliding rod (6) are respectively and fixedly sleeved in the two first supporting plates (5), the sliding blocks (7) are slidably sleeved on the sliding rods (6), a push-pull part is arranged between the two sliding rods (6), and each push-pull part comprises a clamping block (8), Screw rod (9) and two second extension boards (10), two the equal perpendicular fixed mounting of second extension board (10) is at bottom plate (1) upper surface, screw rod (9) level is rotated the cover and is established in two second extension boards (10), fixture block (8) screw thread cover is established on screw rod (9), and the top has seted up draw-in groove (11), the push handle card of syringe (3) is established in draw-in groove (11), two the one end that slider (7) are close to each other respectively with fixture block (8) both sides face fixed connection, the one end that syringe (3) were kept away from in screw rod (9) is equipped with the driver part.

2. The handheld arteriovenous hemostix of claim 1, wherein: the drive part comprises a support (12), a rotating shaft (13), a first bevel gear (14), a second bevel gear (15) and a hand wheel (16), wherein the support (12) is vertically and fixedly installed on the upper surface of the bottom plate (1), the rotating shaft (13) is vertically rotated and sleeved in the support (12), the first bevel gear (14) is fixedly sleeved at one end of the screw rod (9) far away from the injector (3), the second bevel gear (15) is fixedly sleeved at the bottom end of the rotating shaft (13) and meshed with the first bevel gear (14), and the hand wheel (16) is fixedly sleeved at the top end of the rotating shaft (13).

3. The handheld arteriovenous hemostix of claim 1, wherein: bottom plate (1) right-hand member face vertical fixation installs connecting plate (17), connecting plate (17) top fixed mounting has fastening component, fastening component is used for fastening the device on operating personnel's arm, fastening component includes sheath (18), two ribbon (19), two regulation knot (20) and two sets of hasp (21), sheath (18) level fixed mounting is on connecting plate (17) top, and is circular-arc, two the one end of ribbon (19) all with sheath (18) upper surface one side fixed connection, two adjust and detain (20) movable sleeve respectively and establish on two ribbon (19), two adjust and detain (20) all be used for adjusting the length of place ribbon (19), and are two sets up the expansion end at two ribbon (19) respectively hasp (21).

4. The handheld arteriovenous hemostix of claim 1, wherein: the front end of the injector (3) is detachably sleeved with a first conduit (22), one end of the first conduit (22) far away from the injector (3) is fixedly connected with a shunting block (23), a cavity is formed inside the shunting block (23), the first conduit (22) is communicated with the cavity, one end of the shunting block (23) far away from the first conduit (22) is fixedly connected with a second conduit (24) and a third conduit (25), the second conduit (24) and the third conduit (25) are both communicated with the cavity, one end of the second conduit (24) far away from the shunting block (23) is fixedly connected with a puncture needle (26), one end of the third conduit (25) far away from the shunting block (23) is connected with a blood sampling tube (27), a clamping block (28) is fixedly installed on the side face of the bottom plate (1), and two clamping grooves (29) are horizontally formed in the side face of the clamping block (28), second pipe (24) and third pipe (25) block respectively in two clamp grooves (29), clamp splice (28) are inside to have seted up perpendicularly and to have settled chamber (30), both ends are linked together with two clamp grooves (29) respectively about settling chamber (30), settle perpendicular slidable mounting in chamber (30) and install briquetting (31), perpendicular threaded sleeve is equipped with lead screw (32) in briquetting (31), both ends are all rotated the cover and are established in clamp splice (28) about lead screw (32), the fixed runner (33) that has cup jointed in lead screw (32) top.