CN114469087A - Medical retraction type blood test needle insertion equipment - Google Patents
Medical retraction type blood test needle insertion equipment Download PDFInfo
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- CN114469087A CN114469087A CN202210053633.3A CN202210053633A CN114469087A CN 114469087 A CN114469087 A CN 114469087A CN 202210053633 A CN202210053633 A CN 202210053633A CN 114469087 A CN114469087 A CN 114469087A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/150022—Source of blood for capillary blood or interstitial fluid
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15101—Details
- A61B5/15103—Piercing procedure
- A61B5/15107—Piercing being assisted by a triggering mechanism
- A61B5/15113—Manually triggered, i.e. the triggering requires a deliberate action by the user such as pressing a drive button
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15101—Details
- A61B5/15115—Driving means for propelling the piercing element to pierce the skin, e.g. comprising mechanisms based on shape memory alloys, magnetism, solenoids, piezoelectric effect, biased elements, resilient elements, vacuum or compressed fluids
- A61B5/15117—Driving means for propelling the piercing element to pierce the skin, e.g. comprising mechanisms based on shape memory alloys, magnetism, solenoids, piezoelectric effect, biased elements, resilient elements, vacuum or compressed fluids comprising biased elements, resilient elements or a spring, e.g. a helical spring, leaf spring, or elastic strap
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15101—Details
- A61B5/15126—Means for controlling the lancing movement, e.g. 2D- or 3D-shaped elements, tooth-shaped elements or sliding guides
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15186—Devices loaded with a single lancet, i.e. a single lancet with or without a casing is loaded into a reusable drive device and then discarded after use; drive devices reloadable for multiple use
- A61B5/15188—Constructional features of reusable driving devices
- A61B5/1519—Constructional features of reusable driving devices comprising driving means, e.g. a spring, for propelling the piercing unit
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15186—Devices loaded with a single lancet, i.e. a single lancet with or without a casing is loaded into a reusable drive device and then discarded after use; drive devices reloadable for multiple use
- A61B5/15188—Constructional features of reusable driving devices
- A61B5/15192—Constructional features of reusable driving devices comprising driving means, e.g. a spring, for retracting the lancet unit into the driving device housing
- A61B5/15194—Constructional features of reusable driving devices comprising driving means, e.g. a spring, for retracting the lancet unit into the driving device housing fully automatically retracted, i.e. the retraction does not require a deliberate action by the user, e.g. by terminating the contact with the patient's skin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/70—Means for positioning the patient in relation to the detecting, measuring or recording means
Abstract
The invention relates to blood testing equipment, in particular to medical retraction type blood testing acupuncture equipment. The technical problem of the invention is that: provides a medical retraction type blood test needle device which can clamp the fingers of a patient and has a disinfection function. The invention provides medical retraction type blood test needle inserting equipment which comprises a first support frame and a movable frame, wherein the movable frame is arranged in the middle of two sides of the upper part of the first support frame in a sliding manner; the piston is arranged between the inner sides of the movable frames in a sliding manner; the needle tube is arranged on the piston in a sliding manner; the upper part of the inner side of the needle tube is provided with a needle head in a sliding manner, and the needle head is matched with the piston; the first spring is arranged between the two sides of the piston and the needle tube. The invention can clamp the fingers of the patient through the matching of the trigger mechanism, the clamping mechanism and the pressing mechanism, avoids the injury of the fingers caused by withdrawing the fingers when the patient feels pain, and has higher safety.
Description
Technical Field
The invention relates to blood testing equipment, in particular to medical retraction type blood testing acupuncture equipment.
Background
When a patient needs to test blood, at present, medical staff pricks the fingers of the patient with a needle, collects the blood of the patient and then tests the blood.
But some patients see the syringe needle and can fear, thereby lead to needing to waste more time and do the work of dredging for patient when pricking the finger, and the syringe needle pricks the patient finger in the twinkling of an eye, patient can feel painful, thereby retract the hand, very easily by the syringe needle fish tail, the security is not high, and blood is gathered the back, need artifical alcohol cotton swab to disinfect patient's finger, comparatively trouble, consequently, designed one kind and can press from both sides tight and have the medical retractile blood test pricking needle equipment of disinfection function with patient's finger.
Disclosure of Invention
In order to overcome the defects that the patient feels pain when the finger of the patient is pricked by the needle head, the hand is retracted and is easily scratched by the needle head, and the finger of the patient needs to be manually disinfected by an alcohol cotton swab after blood collection, which is troublesome, the technical problem of the invention is as follows: provides a medical retraction type blood test needle device which can clamp the fingers of a patient and has a disinfection function.
The technical implementation scheme of the invention is as follows: a medical retraction type blood test needle inserting device comprises:
the middle parts of two sides of the upper part of the first support frame are both provided with the movable frame in a sliding way;
the piston is arranged between the inner sides of the movable frames in a sliding manner;
the needle tube is arranged on the piston in a sliding manner;
the upper part of the inner side of the needle tube is provided with a needle head in a sliding manner, and the needle head is matched with the piston;
the first springs are arranged between the two sides of the piston and the needle tube;
the middle of the upper part of the first support frame is provided with a trigger mechanism;
the upper part of the first support frame is provided with a clamping mechanism;
and the pressing mechanism is arranged on one side of the upper part of the first support frame.
More preferably, the trigger mechanism includes:
the middle of the upper part of the first support frame is provided with a support plate;
a first movable block is arranged on one side of the upper part of the supporting plate in a sliding manner;
and the second spring is symmetrically arranged between one side of the first movable block and the other side of the upper part of the supporting plate.
More preferably, the clamping mechanism includes:
two fixing frames are arranged on two sides of the upper part of the first supporting frame;
the rotating shafts are rotatably arranged between the upper parts of the two fixing frames on the same lateral side;
the rotating shafts are provided with first clamping plates;
the inner sides of the first clamping plates are both provided with second clamping plates in a sliding manner;
and third springs are symmetrically arranged between the second clamping plate and the first clamping plate at the same side.
More preferably, the pressing mechanism includes:
one side of the rotating shaft is provided with a gear;
the rack is arranged on one side of the upper part of the first support frame in a sliding manner and is meshed with the gear;
and a fourth spring is arranged between the upper part of the rack and the first support frame.
More preferably, the apparatus further comprises a lifting mechanism, wherein the lifting mechanism comprises:
one side of the rotating shaft is rotatably provided with a first movable rod;
the first limiting slide rail is rotatably arranged between one sides of the rotating shafts and is positioned on one side of the first movable rod;
the middle part of the first limiting slide rail is provided with a second movable block in a sliding way;
the upper part of the second movable block is symmetrically provided with second movable rods which are in sliding fit with the first movable rods;
and two fifth springs are arranged between the second movable block and the first limiting slide rail.
More preferably, the cleaning device further comprises a wiping mechanism, wherein the wiping mechanism comprises:
the upper part of the first support frame is symmetrically provided with a second support frame;
the clamping block is arranged between one side of the upper part of the second support frame in a sliding manner and matched with the second movable block;
alcohol cotton is arranged at the top of the clamping block;
and the upper part of the second support frame is wound with an eighth spring, and two ends of the eighth spring are respectively connected with the clamping block and the second support frame.
More preferably, the mobile device further comprises a moving mechanism, wherein the moving mechanism comprises:
the upper parts of two sides of the inner wall of the first support frame are respectively provided with a second limiting slide rail, and the movable frames slide in the second limiting slide rails on the same side;
the middle parts of the second limiting slide rails are respectively and rotatably provided with a screw rod, and the movable frames are respectively in threaded connection with the screw rods on the same side;
handles are arranged on one sides of the handles and the screw rods.
More preferably, the apparatus further comprises a disengaging mechanism, wherein the disengaging mechanism comprises:
three third movable blocks are arranged on the upper part of the inner side of the needle tube at equal intervals in a sliding manner, the needle head is clamped by the third movable blocks, and the third movable blocks are matched with the piston;
and four sixth springs are arranged between the outer side of the third movable block and the needle tube.
Compared with the prior art, the invention has the following advantages: 1. the finger clamping device can clamp the fingers of the patient through the matching of the trigger mechanism, the clamping mechanism and the pressing mechanism, avoids the injury of the fingers caused by withdrawing the fingers when the patient feels pain, has higher safety, can automatically puncture the fingers of the patient, and is convenient for the blood collection work of medical staff.
2. By the cooperation of the lifting mechanism and the wiping mechanism, the fingers of the patient can be wiped and disinfected by alcohol cotton after the fingers of the patient are pricked.
3. The invention can adjust the position of the needle head according to the length of the finger of the patient by the moving mechanism.
4. The invention can clamp the needle head through the separation mechanism, and prevents the piston from continuously pushing the needle head upwards to hurt the finger of the patient when the finger of the patient is punctured by the needle head.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a schematic perspective view of the triggering mechanism of the present invention.
Fig. 4 is a schematic perspective view of the clamping mechanism of the present invention.
Fig. 5 is a schematic perspective view of the pressing mechanism of the present invention.
Fig. 6 is a schematic perspective view of the ascending mechanism according to the present invention.
Fig. 7 is a schematic perspective view of the moving mechanism of the present invention.
Fig. 8 is a schematic perspective view of the detachment mechanism of the present invention.
Fig. 9 is a schematic perspective view of the wiping mechanism of the present invention.
The meaning of the reference symbols in the figures: 1. a first supporting frame, 2, a movable frame, 3, a needle tube, 4, a piston, 5, a needle head, 6, a first spring, 7, a triggering mechanism, 70, a supporting plate, 71, a first movable block, 72, a second spring, 8, a clamping mechanism, 80, a fixed frame, 81, a rotating shaft, 82, a first clamping plate, 83, a second clamping plate, 84, a third spring, 9, a pressing mechanism, 90, a gear, 91, a rack and 92, the device comprises a fourth spring, 10, a lifting mechanism, 1000, a first movable rod, 1001, a second movable rod, 1002, a first limit slide rail, 1003, a second movable block, 1004, a fifth spring, 11, a moving mechanism, 1100, a second limit slide rail, 1101, a screw rod, 1102, a handle, 12, a disengaging mechanism, 1200, a third movable block, 1201, a sixth spring, 13, a wiping mechanism, 1300, a second support frame, 1301, a fixture block, 1302, alcohol cotton, 1303 and an eighth spring.
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
A medical retraction type blood test needle inserting device is shown in figures 1-5 and comprises a first support frame 1, a movable frame 2, a needle tube 3, a piston 4, a needle head 5, a first spring 6, a trigger mechanism 7, a clamping mechanism 8 and a pressing mechanism 9, wherein the movable frame 2 is arranged in a sliding mode in the middle of the front side and the rear side of the upper portion of the first support frame 1, the piston 4 is arranged between the inner sides of the movable frame 2 in a sliding mode, the needle tube 3 is arranged on the piston 4 in a sliding mode, the needle head 5 is arranged on the upper portion of the inner side of the needle tube 3 in a sliding mode, the needle head 5 is matched with the piston 4, the first spring 6 is arranged between the left side and the right side of the piston 4 and the needle tube 3, the trigger mechanism 7 is arranged in the middle of the upper portion of the first support frame 1, the clamping mechanism 8 is arranged on the upper portion of the first support frame 1, and the pressing mechanism 9 is arranged on the right side of the upper portion of the first support frame 1.
The trigger mechanism 7 comprises a support plate 70, a first movable block 71 and a second spring 72, the support plate 70 is arranged in the middle of the upper portion of the first support frame 1, the first movable block 71 is slidably arranged on the right side of the upper portion of the support plate 70, and the second spring 72 is symmetrically arranged between the left side of the first movable block 71 and the left side of the upper portion of the support plate 70 in a front-back manner.
Clamping mechanism 8 is including mount 80, axis of rotation 81, first splint 82, second splint 83 and third spring 84, and the first support frame 1 upper portion left and right sides all is equipped with two mount 80, and equal rotary type is equipped with axis of rotation 81 between two mount 80 upper portions of horizontal homonymy, all is equipped with first splint 82 in the axis of rotation 81, and first splint 82 inboard all slidingtype is equipped with second splint 83, and equal bilateral symmetry is equipped with third spring 84 between second splint 83 and the first splint 82 of homonymy.
The pressing mechanism 9 comprises a gear 90, a rack 91 and a fourth spring 92, the gear 90 is arranged on the right side of the rotating shaft 81, the rack 91 is arranged on the right side of the upper portion of the first support frame 1 in a sliding mode, the rack 91 is meshed with the gear 90, and the fourth spring 92 is arranged between the upper portion of the rack 91 and the first support frame 1.
When a medical worker needs to test blood of a patient, firstly, the patient puts a finger between the second clamping plates 83, then the rack 91 is pressed downwards, the fourth spring 92 is compressed, the rack 91 drives the gear 90, the rotating shaft 81, the first clamping plate 82 and the second clamping plate 83 to rotate towards the inner side, when the second clamping plate 83 is contacted with the finger, the second clamping plate 83 stops rotating, the first clamping plate 82 continues rotating, the third spring 84 is compressed, the second clamping plate 83 clamps the finger of the patient, then the first movable block 71 is pushed leftwards, the second spring 72 is compressed, when the first movable block 71 is contacted with the piston 4, the needle tube 3 and the needle head 5 are driven to move upwards, the needle head 5 punctures the finger of the patient, then the needle head 5 and the needle tube 3 stop moving, the piston 4 continues moving upwards, the first spring 6 is compressed, the piston 4 clamps the needle head 5, then the first movable block 71 is loosened, second spring 72 reconversion, it resets to drive first movable block 71 to move to the right, make first movable block 71 and piston 4 separation, first spring 6 reconversion, it resets to drive piston 4 downstream, piston 4 drives syringe needle 5 downstream and needle tubing 3 separation, make syringe needle 5 and patient's finger separation, then under the effect of gravity, make piston 4, needle tubing 3 and needle tubing 5 return to the downstream, then loosen rack 91, fourth spring 92 reconversion, it resets to drive rack 91 upstream, rack 91 drives gear 90, axis of rotation 81, first splint 82 and second splint 83 rotate to the outside and reset, third spring 84 reconversion, second splint 83 loosens patient's finger, then can gather patient's blood, it is changed syringe needle 5 by medical personnel at last.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 6 and 9, the lifting mechanism 10 further includes a lifting mechanism 10, the lifting mechanism 10 includes a first movable rod 1000, a second movable rod 1001, a first limit slide 1002, a second movable block 1003 and a fifth spring 1004, the first movable rod 1000 is rotatably disposed on the left side of the rotating shaft 81, the first limit slide 1002 is rotatably disposed between the left sides of the rotating shaft 81, the first limit slide 1002 is disposed on the left side of the first movable rod 1000, the second movable block 1003 is slidably disposed in the middle of the first limit slide 1002, the second movable rod 1001 is symmetrically disposed on the upper portion of the second movable block 1003 in the front-back direction, the second movable rod 1001 is slidably engaged with the first movable rod 1000, and two fifth springs 1004 are disposed between the second movable block 1003 and the first limit slide 1002.
The cleaning device is characterized by further comprising a cleaning mechanism 13, wherein the cleaning mechanism 13 comprises a second support frame 1300, a fixture block 1301, alcohol cotton 1302 and an eighth spring 1303, the second support frame 1300 is symmetrically arranged on the upper portion of the first support frame 1 in a front-back mode, the fixture block 1301 is slidably arranged between the left sides of the upper portion of the second support frame 1300, the fixture block 1301 is matched with the second movable block 1003, the alcohol cotton 1302 is arranged at the top of the fixture block 1301, the eighth spring 1303 is wound on the upper portion of the second support frame 1300, and two ends of the eighth spring 1303 are respectively connected with the fixture block 1301 and the second support frame 1300.
When the patient is in an initial state, the second movable block 1003 clamps the fixture block 1301, the eighth spring 1303 is in a stretched state, after the second splint 83 releases the fingers of the patient, the medical care personnel can rotate the first movable rod 1000 outwards, the first movable rod 1000 drives the second movable rod 1001 and the second movable block 1003 to move upwards, the fifth spring 1004 is compressed, the second movable block 1003 releases the fixture block 1301, the eighth spring 1303 is restored to the original state, the fixture block 1301 and the alcohol cotton 1302 are driven to move rightwards, the alcohol cotton 1302 wipes the fingers of the patient for sterilization, then the patient can take the fingers away, the medical care personnel pulls the fixture block 1301 leftwards to restore, the alcohol cotton is driven to move leftwards to restore, the eighth spring 1303 is stretched, then the first movable rod 1000 is released, the fifth spring 1004 is restored to the original state, the second movable rod 1001 and the second movable block 1003 are driven to move downwards to restore, the second movable block 1003 is clamped by the second movable block 1003 again, the second movable rod 1001 drives the first movable rod 1000 to move and reset, and then blood of the patient can be collected.
Example 3
On the basis of embodiment 2, as shown in fig. 1, 7 and 8, the mobile device further includes a moving mechanism 11, the moving mechanism 11 includes a second limiting slide rail 1100, a screw 1101 and a handle 1102, the upper portions of the front side and the rear side of the inner wall of the first support frame 1 are respectively provided with the second limiting slide rail 1100, the movable frames 2 all slide in the second limiting slide rail 1100 on the same side, the middle portions of the second limiting slide rails 1100 are respectively rotatably provided with the screw 1101, the movable frames 2 are respectively in threaded connection with the screw 1101 on the same side, and the right sides of the screw 1101 are respectively provided with the handle 1102.
When the medical staff uses the equipment, the handle 1102 is rotated forward and backward according to the length of the finger of the patient, the screw rod 1101 is driven to rotate forward and backward, the movable frame 2 is driven to move left and right, the position of the needle head 5 is adjusted, and after the position of the needle head 5 is adjusted, the handle 1102 is stopped to rotate.
The needle tube separation device further comprises a separation mechanism 12, the separation mechanism 12 comprises a third movable block 1200 and sixth springs 1201, the three third movable blocks 1200 are arranged on the upper portion of the inner side of the needle tube 3 in a sliding mode at even intervals, the needle head 5 is clamped by the third movable blocks 1200, the third movable blocks 1200 are matched with the piston 4, and the four sixth springs 1201 are arranged between the outer side of the third movable blocks 1200 and the needle tube 3.
During initial state, third movable block 1200 blocks syringe needle 5, when syringe needle 5 punctures patient's finger, syringe needle 5 stop motion, piston 4 continues to move up, make piston 4 press from both sides syringe needle 5 tightly, when piston 4 and third movable block 1200 contact, drive third movable block 1200 and move towards the outside, sixth spring 1201 compresses, make third movable block 1200 loosen syringe needle 5, when piston 4 moves down and resets, drive syringe needle 5 and the separation of needle tubing 3 down, when piston 4 and third movable block 1200 separate, sixth spring 1201 reconversion, drive third movable block 1200 and reset towards inboard motion, so can avoid when syringe needle 5 punctures patient's finger, piston 4 continues to push up syringe needle 5 and injures patient's finger.
Finally, it should be noted that: 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 or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a medical retraction formula blood test acupuncture equipment which characterized by, including:
the device comprises a first support frame (1) and movable frames (2), wherein the movable frames (2) are arranged in the middle of two sides of the upper part of the first support frame (1) in a sliding manner;
a piston (4) is arranged between the inner sides of the movable frames (2) in a sliding way;
the needle tube (3) and the piston (4) are provided with the needle tube (3) in a sliding way;
the upper part of the inner side of the needle tube (3) is provided with a needle head (5) in a sliding manner, and the needle head (5) is matched with the piston (4);
the first spring (6) is arranged between the two sides of the piston (4) and the needle tube (3);
the middle of the upper part of the first support frame (1) is provided with a trigger mechanism (7);
the upper part of the first support frame (1) is provided with a clamping mechanism (8);
a pressing mechanism (9), wherein the pressing mechanism (9) is arranged on one side of the upper part of the first support frame (1).
2. A medical retraction type blood test needle device according to claim 1 wherein the trigger mechanism (7) comprises:
the middle of the upper part of the first support frame (1) is provided with a support plate (70);
a first movable block (71), wherein one side of the upper part of the support plate (70) is provided with the first movable block (71) in a sliding way;
and the second spring (72) is symmetrically arranged between one side of the first movable block (71) and the other side of the upper part of the support plate (70).
3. A medical retraction type blood test needle device according to claim 2, wherein the clamping mechanism (8) comprises:
two fixing frames (80) are arranged on two sides of the upper part of the first supporting frame (1);
the rotating shafts (81) are rotatably arranged between the upper parts of the two fixing frames (80) which are transversely arranged on the same side;
the first clamping plates (82) are arranged on the rotating shafts (81);
the inner sides of the first clamping plates (82) are both provided with the second clamping plates (83) in a sliding way;
and third springs (84) are symmetrically arranged between the second clamping plate (83) and the first clamping plate (82) on the same side.
4. A medical retraction type blood test needle equipment according to claim 3 wherein the depressing mechanism (9) comprises:
the gears (90) are arranged on one sides of the rotating shafts (81);
the rack (91) is arranged on one side of the upper part of the first support frame (1) in a sliding manner, and the rack (91) is meshed with the gear (90);
and a fourth spring (92), wherein the fourth spring (92) is arranged between the upper part of the rack (91) and the first support frame (1).
5. The medical retraction type blood test needle device according to claim 4, further comprising an ascending mechanism (10), wherein the ascending mechanism (10) comprises:
one side of the rotating shaft (81) of the first movable rod (1000) is rotatably provided with the first movable rod (1000);
the first limiting sliding rail (1002) is rotatably arranged between one sides of the rotating shafts (81), and the first limiting sliding rail (1002) is positioned on one side of the first movable rod (1000);
the middle part of the first limiting slide rail (1002) is provided with a second movable block (1003) in a sliding way;
the upper part of the second movable block (1003) is symmetrically provided with second movable rods (1001), and the second movable rods (1001) are in sliding fit with the first movable rods (1000);
and two fifth springs (1004) are arranged between the second movable block (1003) and the first limiting slide rail (1002).
6. A medical retraction type blood test needle device according to claim 5, further comprising a wiping mechanism (13), the wiping mechanism (13) comprising:
the upper part of the first support frame (1) is symmetrically provided with the second support frame (1300);
the clamping block (1301) is arranged between one sides of the upper parts of the second supporting frames (1300) in a sliding mode, and the clamping block (1301) is matched with the second movable block (1003);
the top of the fixture block (1301) is provided with the alcohol cotton (1302);
and the upper parts of the eighth springs (1303) and the second support frame (1300) are respectively wound with the eighth springs (1303), and two ends of each eighth spring (1303) are respectively connected with the fixture block (1301) and the second support frame (1300).
7. The medical retraction type blood test needle equipment according to claim 6, further comprising a moving mechanism (11), wherein the moving mechanism (11) comprises:
the upper parts of two sides of the inner wall of the first support frame (1) are respectively provided with a second limiting slide rail (1100), and the movable frames (2) slide in the second limiting slide rails (1100) on the same side;
the middle parts of the second limiting slide rails (1100) are respectively and rotatably provided with the screw rods (1101), and the movable frames (2) are respectively in threaded connection with the screw rods (1101) on the same side;
the handle (1102) is arranged on one side of the handle (1102) and the screw rod (1101).
8. A medical retraction type blood test needle device according to claim 7, further comprising a disengagement mechanism (12), the disengagement mechanism (12) comprising:
the upper part of the inner side of the needle tube (3) is evenly provided with three third movable blocks (1200) at intervals in a sliding manner, the needle head (5) is clamped by the third movable blocks (1200), and the third movable blocks (1200) are matched with the piston (4);
and four sixth springs (1201) are arranged between the outer side of the third movable block (1200) and the needle tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210053633.3A CN114469087A (en) | 2022-01-18 | 2022-01-18 | Medical retraction type blood test needle insertion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210053633.3A CN114469087A (en) | 2022-01-18 | 2022-01-18 | Medical retraction type blood test needle insertion equipment |
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| CN114469087A true CN114469087A (en) | 2022-05-13 |
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|---|---|---|---|
| CN202210053633.3A Pending CN114469087A (en) | 2022-01-18 | 2022-01-18 | Medical retraction type blood test needle insertion equipment |
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| CN112450928A (en) * | 2020-12-16 | 2021-03-09 | 张道江 | Paediatrics of adaptable not equidimension arm is with blood sampling auxiliary device |
| TWI721839B (en) * | 2020-03-26 | 2021-03-11 | 長庚學校財團法人長庚科技大學 | Blood collection device |
| CN112691261A (en) * | 2021-01-27 | 2021-04-23 | 张景翠 | Needle head piston separation equipment used after medical needle is used |
| CN113082389A (en) * | 2021-03-22 | 2021-07-09 | 莫利生 | Medical syringe needle breaks away from equipment |
| CN113331834A (en) * | 2021-05-08 | 2021-09-03 | 何恒矿 | Arm vein auxiliary device that draws blood for hematology of hospital |
| CN113662543A (en) * | 2021-07-13 | 2021-11-19 | 李美英 | Hematology department is with supplementary patient equipment of drawing blood |
-
2022
- 2022-01-18 CN CN202210053633.3A patent/CN114469087A/en active Pending
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| CN209404796U (en) * | 2018-09-17 | 2019-09-20 | 卢林科 | A kind of automatic blood count rouge device of clinical laboratory |
| TWI721839B (en) * | 2020-03-26 | 2021-03-11 | 長庚學校財團法人長庚科技大學 | Blood collection device |
| CN111685842A (en) * | 2020-07-23 | 2020-09-22 | 孔德贵 | Release of releiving based on patient's position of pricking for blood purification |
| CN112450928A (en) * | 2020-12-16 | 2021-03-09 | 张道江 | Paediatrics of adaptable not equidimension arm is with blood sampling auxiliary device |
| CN112691261A (en) * | 2021-01-27 | 2021-04-23 | 张景翠 | Needle head piston separation equipment used after medical needle is used |
| CN113082389A (en) * | 2021-03-22 | 2021-07-09 | 莫利生 | Medical syringe needle breaks away from equipment |
| CN113331834A (en) * | 2021-05-08 | 2021-09-03 | 何恒矿 | Arm vein auxiliary device that draws blood for hematology of hospital |
| CN113662543A (en) * | 2021-07-13 | 2021-11-19 | 李美英 | Hematology department is with supplementary patient equipment of drawing blood |
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