CN210843070U

CN210843070U - Disposable heel hemostix

Info

Publication number: CN210843070U
Application number: CN201921092046.5U
Authority: CN
Inventors: 张丰尧; 陆睿; 张松
Original assignee: Jiangsu Yishijia Medical Technology Co ltd
Current assignee: Jiangsu Yishijia Medical Technology Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-06-26
Anticipated expiration: 2029-07-12

Abstract

The utility model provides a disposable heel hemostix, which comprises a first shell and a second shell, wherein a hemostix body is arranged in the first shell, and the upper part of the first shell is provided with a pressing port communicated with the second shell; the hemostix body is including passing the press block that the mouth of pressing stretches into in the second casing, the top of pressing the press block is equipped with the slope slide, be equipped with the sliding block in the second casing, dispose protruding piece on the sliding block, the both ends of sliding block are equipped with the connection slide bar, and be equipped with the card on the second casing and establish the connection spout at connection slide bar both ends, and still wrap in the connection spout and be equipped with compression spring, the top of sliding block is connected with the stopper, still be equipped with the limiting plate in the second casing, be equipped with a vertical spacing groove that supplies the stopper to pass on the limiting plate, be equipped with the jack on the second casing, the jack interpolation is equipped with the cutting, still be equipped with a horizontal spacing groove that supplies the cutting to insert the establishment on the limiting plate, the utility model discloses when making in the blood.

Description

Disposable heel hemostix

Technical Field

The utility model relates to a hemostix, especially a disposable heel hemostix.

Background

The screening of the neonatal diseases refers to the special examination of congenital and hereditary diseases seriously harming the health of the neonate in the neonatal period, provides a maternal-infant health care technology for early diagnosis and treatment, avoids or alleviates irreversible injury and dysfunction of the infant, and in the screening process, the collection of the neonatal heel blood is the first important link, and the collection of qualified samples is an important guarantee for the accuracy of the test result.

What hemostix on the market at present generally adopted is that need the manual work to press and drive the hemorrhage mode of blood sampling sword fish tail, promptly, laminate the play sword mouth of hemostix at heel blood sampling position, and then press the pressing block of pressing of drive blood sampling sword for blood sampling sword fish tail heel is got blood, but when pressing, inevitable can often appear the application of force too big, causes the hemostix to move down and extrudes and oppress the sole, causes the too dark defect of fish tail wound.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a disposable heel hemostix for when taking a blood sample, do not need the manual drive blood sampling sword of pressing, safe and reliable is better, and also comparatively laborsaving.

The utility model provides a following technical scheme:

the disposable heel hemostix comprises a first shell and a second shell, wherein a hemostix body is arranged in the first shell, a driving part for driving the hemostix body to take blood is arranged in the second shell, a pressing opening communicated with the second shell is arranged at the upper part of the first shell, and an outlet for a blood taking knife of the hemostix body to penetrate out is arranged at the lower part of the first shell; the hemostix body comprises a pressing block which penetrates through the pressing port and extends into the second shell, an inclined sliding surface is arranged at the top of the pressing block, an inclined sliding way is arranged on the inclined sliding surface, the driving part comprises a sliding block, a protruding block which is arranged at the bottom end of the inclined sliding way is arranged on the sliding block, connecting sliding rods are arranged at two ends of the sliding block, connecting sliding grooves which are clamped at two ends of the connecting sliding rods are arranged on the inner walls of two sides of the second shell, a compression spring is further wrapped on one side, deviating from the pressing block, of the connecting sliding groove, one end of the compression spring abuts against the inner wall of one end of the connecting sliding groove, and the other end of the compression spring abuts against the connecting sliding rod; the top of sliding block still is connected with a stopper, still be equipped with a limiting plate in the second casing, be equipped with a confession on the limiting plate the stopper passes gliding vertical spacing groove, be equipped with a jack on the second casing, the jack interpolation is equipped with one and inserts the strip, still be equipped with a confession on the limiting plate insert the strip and insert the horizontal spacing groove of establishing, just it keeps away from to insert the strip press the one side of briquetting with stopper looks butt.

Preferably, the hemostix body further comprises a first driving piece and a second driving piece, a first pressure lever, a second pressure lever and a blade assembly are arranged below the pressing block, the first driving piece comprises a vertical motion limiting column and a locking hook, the vertical motion limiting column is perpendicular to the first shell and is arranged in the axis direction of the first pressure lever, the middle of the longitudinal section of the vertical motion limiting column is rectangular, the upper part and the lower part of the longitudinal section of the vertical motion limiting column are arched, the locking hook comprises a pressing block ejector rod and a blade assembly hanging rod which are connected in an obtuse angle, the connecting part of the pressing block ejector rod and the blade assembly hanging rod is rotatably connected with a locking hook rotating shaft fixed on the first shell, a torsion spring is arranged on the locking hook rotating shaft, and the torsion spring drives the lower end of the blade assembly hanging rod to move clockwise and; the second driving piece comprises a driving spring which is vertically arranged, the upper end of the driving spring is connected with the top of the first shell, and the lower end of the driving spring is connected with the spring mounting groove; the blade assembly comprises a blade connecting part and a blade body, wherein a vertical motion limiting hole is formed in the middle of the blade connecting part, a vertical motion limiting column is arranged in the vertical motion limiting hole, the lower part of the vertical motion limiting hole is a rectangular hole, the width of the rectangular hole is matched with the width of the vertical motion limiting column, the upper part of the vertical motion limiting hole is a circular hole, the inner diameter of the circular hole is matched with the height of the vertical motion limiting column, a horizontal baffle is arranged at the right part of the blade connecting part, an arc-shaped part used for configuring a spring mounting groove is arranged at the left part of the blade connecting part, and the lower part of the blade connecting part is provided with the; under the initial state, the lower extreme of first depression bar and the contact of the last right-hand member of the upper surface of blade connecting portion, drive spring are in compression state, and the spacing post of vertical motion is located the rectangular hole of the spacing hole lower part of vertical motion, and the blade body is located inside the casing, and the lower extreme of blade assembly peg pushes up horizontal baffle right-hand member lower surface under the torsional spring drive.

Preferably, the first housing and the second housing are both connected by two housing halves which can be closed relatively in a snap-fit manner.

Preferably, the blade connecting part is also provided with a vertical motion auxiliary positioning groove, the vertical motion auxiliary positioning groove is arranged on the upper surface of the blade connecting part and is vertically arranged, and the vertical motion auxiliary positioning groove is positioned between the vertical motion limiting hole and the driving spring mounting groove; the second shell is correspondingly provided with a vertical auxiliary positioning block, the vertical auxiliary positioning block is located in the vertical movement auxiliary positioning groove, and in the downward movement process of the first pressure bar driving blade connecting portion, when the vertical movement limiting column moves into the circular hole in the upper portion of the vertical movement limiting hole, the vertical auxiliary positioning block moves to the outside of the vertical movement auxiliary positioning groove.

Preferably, a cutter-discharging limiting baffle is further arranged in the first shell and is located below the driving spring mounting groove.

Preferably, a first limiting slide block and a second limiting slide block are arranged on the inner wall of the first shell below the pressing opening, a first through hole is vertically formed in the first limiting slide block, and the first pressing rod is arranged in the first through hole; a second through hole is vertically formed in the second limiting sliding block, and the second pressing rod is arranged in the second through hole; a return spring is sleeved on the first pressure rod between the first limiting slide block and the pressing block, and an anti-falling block is arranged on the first pressure rod below the first limiting slide block.

The utility model has the advantages that: when needs blood sampling, only need treat blood sampling position department with the play sword mouth one end laminating heel of this device, only need pull department cutting slips, do not need manual pressing, so the hand can concentrate the steady heel of laminating gently of holding up of attention, and the sliding block can be at compression spring's promotion antedisplacement down, and protruding piece on it can be along the slope slide horizontal migration on pressing the briquetting, thereby can realize pressing the briquetting along the ascending downward movement of vertical side, realize the process of pressing, and the crossing artifical factor ambiguity of pressing of motion, then comparatively rapidly even, reach the purpose of quick play sword, can also be less painful.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is a sectional view of the structure of the present invention during operation;

notation in the figure: the blood sampler comprises a first shell 1, a second shell 2, a blood sampler body 3, a driving part 4, a pressing opening 5, a knife outlet 6, a pressing block 7, an inclined sliding surface 8, an inclined sliding channel 9, a sliding block 10, a protruding block 11, a connecting sliding rod 12, a connecting sliding channel 13, a compression spring 14, a limiting block 15, a limiting plate 16, a longitudinal limiting groove 17, a jack 18, an inserting strip 19, a transverse limiting groove 20, a first pressing rod 21, a second pressing rod 22, a vertical movement limiting column 23, a locking hook 24, a driving spring 25, a spring mounting groove 26, a blade connecting part 27, a blade body 28, a horizontal baffle 29, a vertical movement auxiliary positioning groove 30, a vertical auxiliary positioning block 31, a knife outlet limiting baffle 32, a first limiting slide block 33 and a second limiting slide block 34.

Detailed Description

With reference to fig. 1 to 2, the disposable heel blood collector in this embodiment includes a first housing 1 and a second housing 2, a blood collector body 3 is disposed in the first housing 1, a driving portion 4 for driving the blood collector body 3 to collect blood is disposed in the second housing 2, a pressing opening 5 communicated with the second housing 2 is disposed at an upper portion of the first housing 1, and a knife outlet 6 for a blood collecting knife of the blood collector body 3 to pass through is disposed at a lower portion thereof; the hemostix body 3 comprises a pressing block 7 which penetrates through a pressing port 5 and extends into the second shell 2, the top of the pressing block 7 is provided with an inclined sliding surface 8, the inclined sliding surface 8 is provided with an inclined sliding way 9, the driving part comprises a sliding block 10, the sliding block 10 is provided with a convex block 11 configured at the bottom end of the inclined sliding way 9, two ends of the sliding block 10 are provided with connecting sliding rods 12, the inner walls of two sides of the second shell 2 are provided with connecting sliding grooves 13 clamped at two ends of the connecting sliding rods 12, one side of the connecting sliding groove 13, which is far away from the pressing block 7, is further wrapped with a compression spring 14, one end of the compression spring 14 is abutted against the inner wall of one end of the connecting sliding groove 13, and the other end is abutted against the; the top of sliding block 10 still is connected with a stopper 15, still is equipped with a limiting plate 16 in the second casing 2, is equipped with one on the limiting plate 16 and supplies stopper 15 to pass gliding vertical spacing groove 17, is equipped with a jack 18 on the second casing 2, and the jack 18 interpolation is equipped with an insertion strip 19, still is equipped with one on the limiting plate 16 and supplies insertion strip 19 to insert the horizontal spacing groove 20 of establishing, and inserts one side that strip 19 kept away from according to briquetting 7 and stopper 15 looks butt.

The hemostix body 3 further comprises a first driving piece, a second driving piece and a blade assembly, a first pressure rod 21 and a second pressure rod 22 are arranged below the pressing block 7, the first driving piece comprises a vertical motion limiting column 23 and a locking hook 24, the vertical motion limiting column 23 is perpendicular to the first shell 1 and is arranged in the axis direction of the first pressure rod 21, the middle of the longitudinal section of the vertical motion limiting column 23 is rectangular, the upper part and the lower part of the longitudinal section of the vertical motion limiting column are arched, the locking hook 24 comprises a pressing block ejector rod and a blade assembly hanging rod which are connected in an obtuse angle, the connecting part of the pressing block ejector rod and the blade assembly hanging rod is rotatably connected with a locking hook rotating shaft fixed on the first shell 1, a torsion spring is arranged on the locking hook rotating shaft, and the torsion spring drives the lower end of the blade assembly hanging rod to move; the second driving member comprises a driving spring 25 which is vertically arranged, the upper end of the driving spring 25 is connected with the top of the first shell 1, and the lower end of the driving spring 25 is connected with a spring mounting groove 26; the blade assembly comprises a blade connecting part 27 and a blade body 28, wherein a vertical motion limiting hole is formed in the middle of the blade connecting part 27, a vertical motion limiting column 23 is arranged in the vertical motion limiting hole, the lower part of the vertical motion limiting hole is a rectangular hole, the width of the rectangular hole is matched with the width of the vertical motion limiting column 23, the upper part of the vertical motion limiting hole is a circular hole, the inner diameter of the circular hole is matched with the height of the vertical motion limiting column 23, a horizontal baffle plate 29 is arranged at the right part of the blade connecting part 27, an arc-shaped part for configuring a spring mounting groove 26 is arranged at the left part of the blade connecting part 27, and the blade body 28 is arranged at the lower part of; under the initial state, the lower end of the first pressure lever 21 is in contact with the rightmost end of the upper surface of the blade connecting portion 27, the driving spring 25 is in a compressed state, the vertical motion limiting column 23 is located in a rectangular hole in the lower portion of the vertical motion limiting hole, the blade body 28 is located inside the shell, and the lower end of the blade assembly hanging rod tightly abuts against the lower surface of the right end of the horizontal baffle 29 under the driving of the torsion spring.

The first shell 1 and the second shell 2 are connected by two half shells which can be oppositely covered.

The blade connecting part 27 is also provided with a vertical motion auxiliary positioning groove 30, the vertical motion auxiliary positioning groove 30 is arranged on the upper surface of the blade connecting part 27 and is vertically arranged, and the vertical motion auxiliary positioning groove 30 is positioned between the vertical motion limiting hole and the driving spring mounting groove; the second casing 2 is correspondingly provided with a vertical auxiliary positioning block 31, the vertical auxiliary positioning block 31 is located in the vertical movement auxiliary positioning groove 30, and in the downward movement process of the first pressing rod 21 driving the blade connecting portion 27, when the vertical movement limiting column 23 moves into the circular hole in the upper portion of the vertical movement limiting hole, the vertical auxiliary positioning block 31 moves to the outside of the vertical movement auxiliary positioning groove 30.

A knife-out limit baffle 32 is further arranged in the first shell 1, and the knife-out limit baffle 32 is located below the drive spring mounting groove.

A first limiting slide block 33 and a second limiting slide block 34 are arranged on the inner wall of the first shell 1 below the pressing port 5, a first through hole is vertically formed in the first limiting slide block 33, and the first pressing rod 21 is arranged in the first through hole; a second through hole is vertically formed in the second limiting slide block 34, and the second pressure rod 22 is arranged in the second through hole; a return spring is sleeved on the first pressure lever 21 between the first limiting slide block 33 and the pressing block 7, and an anti-falling block is arranged on the first pressure lever 21 below the first limiting slide block 33.

The utility model discloses a theory of operation is: when needs blood sampling, only need treat blood sampling position department with the 6 one end laminating heels of play knife mouth of this device, only need pull department to insert 19, do not need manual pressing, so the hand can concentrate on stabilizing the laminating heel gently of paying attention, and sliding block 10 can be under compression spring 14's promotion, the antedisplacement, and protruding piece 11 on it can be along the slope slide 9 horizontal migration on pressing the briquetting 7, thereby can realize pressing briquetting 7 along the ascending downward movement of vertical side, realize the process of pressing, and the crossing artifical factor ambiguity of pressing of motion, then it is comparatively rapid even, reach the purpose of quick play knife, can also be less painful feel.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The disposable heel hemostix is characterized by comprising a first shell and a second shell, wherein a hemostix body is arranged in the first shell, a driving part for driving the hemostix body to take blood is arranged in the second shell, a pressing opening communicated with the second shell is arranged at the upper part of the first shell, and an outlet for a blood taking knife of the hemostix body to penetrate out is arranged at the lower part of the first shell;

the hemostix body comprises a pressing block which penetrates through the pressing port and extends into the second shell, an inclined sliding surface is arranged at the top of the pressing block, an inclined sliding way is arranged on the inclined sliding surface, the driving part comprises a sliding block, a protruding block which is arranged at the bottom end of the inclined sliding way is arranged on the sliding block, connecting sliding rods are arranged at two ends of the sliding block, connecting sliding grooves which are clamped at two ends of the connecting sliding rods are arranged on the inner walls of two sides of the second shell, a compression spring is further wrapped on one side, deviating from the pressing block, of the connecting sliding groove, one end of the compression spring abuts against the inner wall of one end of the connecting sliding groove, and the other end of the compression spring abuts against the connecting sliding rod;

the top of sliding block still is connected with a stopper, still be equipped with a limiting plate in the second casing, be equipped with a confession on the limiting plate the stopper passes gliding vertical spacing groove, be equipped with a jack on the second casing, the jack interpolation is equipped with one and inserts the strip, still be equipped with a confession on the limiting plate insert the strip and insert the horizontal spacing groove of establishing, just it keeps away from to insert the strip press the one side of briquetting with stopper looks butt.

2. The disposable heel hemostix according to claim 1, wherein the hemostix body further comprises a first driving member, a second driving member and a blade assembly, a first pressure rod and a second pressure rod are arranged below the pressing block, the first driving member comprises a vertical motion limiting column and a locking hook, the vertical motion limiting column is perpendicular to the first shell and is arranged in the axis direction of the first pressure rod, the middle part of the longitudinal section of the vertical motion limiting column is rectangular, the upper part and the lower part of the longitudinal section of the vertical motion limiting column are arched, the locking hook comprises a pressing block ejector rod and a blade assembly hanging rod which are connected in an obtuse angle, the connecting part of the pressing block ejector rod and the blade assembly hanging rod is rotatably connected with a locking hook rotating shaft fixed on the first shell, a torsion spring is arranged on the locking hook rotating shaft, and the torsion spring drives the lower end of the blade assembly hanging rod to move clockwise and upwardly; the second driving piece comprises a driving spring which is vertically arranged, the upper end of the driving spring is connected with the top of the first shell, and the lower end of the driving spring is connected with the spring mounting groove; the blade assembly comprises a blade connecting part and a blade body, wherein a vertical motion limiting hole is formed in the middle of the blade connecting part, a vertical motion limiting column is arranged in the vertical motion limiting hole, the lower part of the vertical motion limiting hole is a rectangular hole, the width of the rectangular hole is matched with the width of the vertical motion limiting column, the upper part of the vertical motion limiting hole is a circular hole, the inner diameter of the circular hole is matched with the height of the vertical motion limiting column, a horizontal baffle is arranged at the right part of the blade connecting part, an arc part for configuring a spring mounting groove is arranged at the left part of the blade connecting part, and the blade body is arranged at the lower part of the blade connecting part; under the initial state, the lower extreme of first depression bar and the contact of the last right-hand member of the upper surface of blade connecting portion, drive spring are in compression state, and the spacing post of vertical motion is located the rectangular hole of the spacing hole lower part of vertical motion, and the blade body is located inside the casing, and the lower extreme of blade assembly peg pushes up horizontal baffle right-hand member lower surface under the torsional spring drive.

3. The disposable heel hemostix of claim 1, wherein the first housing and the second housing are each snap-connected by two oppositely closable housing halves.

4. The disposable heel hemostix according to claim 2, wherein a vertical motion assistance positioning groove is further provided on the blade connecting portion, the vertical motion assistance positioning groove is provided on the upper surface of the blade connecting portion and is vertically disposed, and the vertical motion assistance positioning groove is located between the vertical motion limiting hole and the drive spring mounting groove; the second shell is correspondingly provided with a vertical auxiliary positioning block, the vertical auxiliary positioning block is located in the vertical movement auxiliary positioning groove, and in the downward movement process of the first pressure bar driving blade connecting portion, when the vertical movement limiting column moves into the circular hole in the upper portion of the vertical movement limiting hole, the vertical auxiliary positioning block moves to the outside of the vertical movement auxiliary positioning groove.

5. The disposable heel hemostix according to claim 2, wherein a knife-out limit baffle is further disposed in the first housing and located below the drive spring mounting groove.

6. The disposable heel hemostix according to claim 2, wherein a first limit slider and a second limit slider are arranged on the inner wall of the first shell below the pressing port, a first through hole is vertically arranged on the first limit slider, and the first pressure lever is arranged in the first through hole; a second through hole is vertically formed in the second limiting sliding block, and the second pressing rod is arranged in the second through hole; a return spring is sleeved on the first pressure rod between the first limiting slide block and the pressing block, and an anti-falling block is arranged on the first pressure rod below the first limiting slide block.