CN116584937A - Blood sampling device - Google Patents
Blood sampling device Download PDFInfo
- Publication number
- CN116584937A CN116584937A CN202310638640.4A CN202310638640A CN116584937A CN 116584937 A CN116584937 A CN 116584937A CN 202310638640 A CN202310638640 A CN 202310638640A CN 116584937 A CN116584937 A CN 116584937A
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- China
- Prior art keywords
- blood
- needle
- needle mechanism
- tube
- fixedly connected
- Prior art date
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- 238000010241 blood sampling Methods 0.000 title claims abstract description 23
- 239000008280 blood Substances 0.000 claims abstract description 177
- 210000004369 blood Anatomy 0.000 claims abstract description 173
- 210000004204 blood vessel Anatomy 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000036772 blood pressure Effects 0.000 claims description 4
- 206010018910 Haemolysis Diseases 0.000 abstract description 4
- 230000008588 hemolysis Effects 0.000 abstract description 4
- 230000015271 coagulation Effects 0.000 abstract description 3
- 238000005345 coagulation Methods 0.000 abstract description 3
- 230000002441 reversible effect Effects 0.000 abstract description 3
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 5
- 229960002897 heparin Drugs 0.000 description 5
- 229920000669 heparin Polymers 0.000 description 5
- 238000004868 gas analysis Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 206010014080 Ecchymosis Diseases 0.000 description 1
- 206010042345 Subcutaneous haematoma Diseases 0.000 description 1
- 208000007536 Thrombosis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000006101 laboratory sample Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
Classifications
-
- 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
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
- A61B5/154—Devices using pre-evacuated means
-
- 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
- A61B5/15003—Source of blood for venous or arterial blood
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a blood taking device, which belongs to the technical field of medical appliances and comprises a blood taking needle mechanism, a placement box, a blood and air needle mechanism, a vacuum negative pressure blood vessel and a plugging plug; place the box and include box body, the fixed block, the pull ring, the guide bar, a spring, the kicking block, rotating turret and mounting bracket, accomplish blood collection back, can stimulate the pull ring, drive the guide bar and begin to slide in the fixed block, drive the kicking block and remove, compress the spring for the kicking block roll-off rotating turret, no longer support the rotating turret, and then make medical staff can rotate the rotating turret, drive the mounting bracket and follow and rotate, make blood gas needle mechanism and vacuum negative pressure blood vessel rotate thereupon, reverse the blood therein, avoid appearing hemolysis or coagulation phenomenon, and then conveniently detect blood, thereby solve current blood sampling device and bring uncomfortable problem for the patient easily when using.
Description
Technical Field
The invention belongs to the technical field of medical equipment, and provides a blood sampling device.
Background
In medical treatment, when some patients need to collect arterial blood gas analysis and laboratory blood at the same time, the conventional process needs to be completed through two punctures, so that the patients can bear pain of the two punctures, the time for delivering the blood gas analysis is delayed, the working efficiency of medical staff is influenced, in order to avoid the situation, the medical staff can select direct arterial puncture, and after a blood gas analysis sample is reserved, the medical staff is replaced by a sterile injector to collect other laboratory samples; however, hemolysis, subcutaneous hematoma, ecchymosis, thrombus and even failure in taking out often occur, but more damage is brought to the patient, so that a blood sampling device convenient for medical staff is needed.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a blood collection device that solves the problem that the conventional blood collection device is likely to cause discomfort to a patient when in use.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides a blood sampling device, which comprises a blood taking needle mechanism, a placement box, a blood gas needle mechanism, a vacuum negative pressure blood vessel and a plugging plug;
the blood pressure vessel sealing device comprises a blood sampling needle mechanism, and is characterized in that the blood sampling needle mechanism comprises a box body, a fixed block, a pull ring, a guide rod, a spring, a top block, a rotating frame and a mounting frame, wherein the box body is arranged on one side of the blood sampling needle mechanism, the fixed block is fixedly connected with the box body and is positioned on one side of the rotating frame, the pull ring is arranged on one side of the fixed block, the guide rod is fixedly connected with the pull ring and is positioned on one side of the box body in a sliding manner, the top block is fixedly connected with the guide rod and is in sliding connection with the box body, the rotating frame is in sliding connection with the top block, and is positioned on one side of the box body, the mounting frame is fixedly connected with the rotating frame and is positioned on one side of the rotating frame, the blood pressure needle mechanism is in sliding connection with the mounting frame and is positioned on one side of the vacuum vessel and is arranged on one side of the sealing block.
Further, the blood taking needle mechanism comprises a blood transfusion tube, a needle tube and a needle head, wherein the blood transfusion tube is arranged on the side edge of the blood gas needle mechanism, the needle tube is communicated with the blood transfusion tube and is positioned at the top of the blood transfusion tube, and the needle head is communicated with the needle tube and is positioned at the top of the needle tube.
Further, the blood taking needle mechanism further comprises a protective cover which is connected with the needle in a sliding manner and is positioned at the top of the needle.
Further, the rack further comprises a soft cushion, wherein the soft cushion is fixedly connected with the mounting frame and is positioned on one side of the mounting frame.
Further, the blood gas needle mechanism comprises a connecting pipe, a needle cylinder, a piston and a pressing rod, wherein the connecting pipe is communicated with the blood transfusion pipe and is positioned at the side edge of the connecting pipe, the needle cylinder is communicated with the connecting pipe and is positioned at the bottom of the connecting pipe, the piston is in sliding connection with the needle cylinder and is positioned in the needle cylinder, and the pressing rod is fixedly connected with the piston and is positioned at one side of the piston.
Further, the vacuum negative pressure blood vessel comprises a blood collection tube and a sealing plug, wherein the blood collection tube is arranged on one side of the mounting frame, and the sealing plug is fixedly connected with the blood collection tube and is positioned at the top of the blood collection tube.
Further, the vacuum negative pressure blood vessel further comprises a label, wherein the label is fixedly connected with the blood collection tube and is positioned on the side edge of the blood collection tube.
The beneficial effects of the invention are as follows: when blood is required to be collected, the blood gas needle mechanism and the vacuum negative pressure blood vessel are firstly placed on the mounting frame to be fixed, at the moment, medical staff can collect blood of a patient through the blood gas needle mechanism, so that the blood enters the blood gas needle mechanism, meanwhile, the medical staff can link the blood gas needle mechanism with the blood gas needle mechanism, so that the blood can enter the blood gas needle mechanism, after a proper amount of blood in the blood gas needle mechanism is collected, the blood gas needle mechanism can be pulled out, at the moment, the medical staff can hold the blood gas needle mechanism by one hand, the plugging plug at the side edge of the placing box is placed at the top of the blood gas needle mechanism by the other hand, the blood gas needle mechanism is closed, the air is prevented from entering the blood gas needle mechanism, the quality of the blood is prevented from being influenced, at the moment, medical staff can connect the blood taking needle mechanism into the vacuum negative pressure vessel, collect blood entering the blood taking needle mechanism through the vacuum negative pressure vessel, and after collecting the blood in proper quantity, the medical staff pulls out the blood taking needle mechanism and processes the blood taking needle mechanism, meanwhile, the medical staff can pull the pull ring to drive the guide rod to start sliding in the fixed block to drive the top block to move, compress the spring to enable the top block to slide out of the rotating frame and not to abut against the rotating frame any more, further enable the medical staff to rotate the rotating frame to drive the mounting frame to rotate along with the rotating frame, enable the blood gas needle mechanism and the vacuum negative pressure vessel to rotate along with the rotating frame, reverse blood in the blood gas needle mechanism, avoid hemolysis or coagulation phenomenon, further facilitate blood detection, and after finishing rotation, medical staff loosens the pull ring for the spring begins to stretch, promotes the kicking block slides into in the rotating turret, will the rotating turret supports, avoids the rotating turret continues to rotate, thereby solves current blood sampling device and brings uncomfortable problem for the patient easily when using.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a top view of the entirety of a lancing device according to the present invention;
fig. 2 is a schematic view showing a structure of a lancet mechanism of the blood collecting device according to the present invention;
FIG. 3 is a schematic view showing a blood-gas needle mechanism and a closure plug of a blood sampling device according to the present invention;
FIG. 4 is a schematic view showing a structure of a vacuum negative pressure vessel of a blood sampling device according to the present invention;
fig. 5 is an enlarged partial cross-sectional view of detail a of fig. 1.
Reference numerals: 101-blood taking needle mechanism, 102-placement box, 103-blood gas needle mechanism, 104-vacuum negative pressure vessel, 105-sealing plug, 106-box body, 107-fixed block, 108-pull ring, 109-guide rod, 110-spring, 111-top block, 112-rotating frame, 113-mounting frame, 114-blood delivery tube, 115-needle tube, 116-needle head, 117-protective cover, 118-cushion, 119-connecting tube, 120-needle tube, 121-piston, 122-pressing rod, 123-blood taking tube, 124-sealing plug, 125-label, 126-handle and 127-connecting ring.
Detailed Description
The invention is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
1-5, FIG. 1 is a top view of the entirety of a lancing device of the present invention; fig. 2 is a schematic view showing a structure of a lancet mechanism of the blood collecting device according to the present invention; FIG. 3 is a schematic view showing a blood-gas needle mechanism and a closure plug of a blood sampling device according to the present invention; FIG. 4 is a schematic view showing a structure of a vacuum negative pressure vessel of a blood sampling device according to the present invention; fig. 5 is an enlarged partial cross-sectional view of detail a of fig. 1.
The invention relates to a blood sampling device, which comprises a blood taking needle mechanism 101, a placement box 102, a blood and gas needle mechanism 103, a vacuum negative pressure blood vessel 104 and a plugging plug 105; the blood taking needle mechanism 101 comprises a blood conveying tube 114, a needle tube 115, a needle 116 and a protective cover 117, the placing box 102 comprises a box body 106, a fixed block 107, a pull ring 108, a guide rod 109, a spring 110, a top block 111, a rotating frame 112, a mounting frame 113 and a soft cushion 118, the blood gas needle mechanism 103 comprises a connecting tube 119, a needle tube 120, a piston 121 and a pressing rod 122, the vacuum negative pressure blood vessel 104 comprises a blood taking tube 123, a sealing plug 124 and a label 125, and the problem that the traditional blood taking device is inconvenient for medical staff to use is solved through the scheme.
For the present embodiment, the box body 106 is disposed on one side of the lancet mechanism 101, the fixing block 107 is fixedly connected with the box body 106 and is located on a side of the box body 106, the pull ring 108 is disposed on one side of the fixing block 107 away from the box body 106, the guide rod 109 is fixedly connected with the pull ring 108 and is slidably connected with the box body 106 and is located on one side of the pull ring 108, the spring 110 is fixedly connected with the fixing block 107 and is located on one side of the fixing block 107, the top block 111 is fixedly connected with the guide rod 109 and is slidably connected with the box body 106, the rotating frame 112 is slidably connected with the top block 111 and is rotatably connected with the box body 106 and is located on one side of the box body 106, the mounting frame 113 is fixedly connected with the rotating frame 112 and is located on a side of the rotating frame 112, the blood and gas needle mechanism 103 is slidably connected with the mounting frame 113 and is located at the side of the mounting frame 113, the vacuum negative pressure vessel 104 is arranged at one side of the mounting frame 113, the plugging plug 105 is arranged at the side of the box body 106, when blood collection is needed, the blood and gas needle mechanism 103 and the vacuum negative pressure vessel 104 are firstly placed on the mounting frame 113 for fixing, at this time, medical staff can collect blood from a patient through the blood and gas needle mechanism 101 so that the blood enters the blood and gas needle mechanism 101, meanwhile, medical staff can connect the blood and gas needle mechanism 101 with the blood and gas needle mechanism 103 so that the blood can enter the blood and gas needle mechanism 103, after a proper amount of blood is collected in the blood and gas needle mechanism 103, the blood and gas needle mechanism 101 can be pulled out of the blood and gas needle mechanism 103, at this time, the medical staff can hold the blood and gas needle mechanism 101 with one hand, the other hand will place the shutoff stopper 105 of placing the box 102 side in the top of blood gas needle mechanism 103 will blood gas needle mechanism 103 seals, avoids having the air to get into in the blood gas needle mechanism 103 influences the quality of blood, and at this moment, medical staff can with blood taking needle mechanism 101 access vacuum negative pressure vessel 104 is internal, through vacuum negative pressure vessel 104 begins to get into blood collection in the blood taking needle mechanism 101, and after collecting to suitable volume, medical staff will blood taking needle mechanism 101 pull out to handle it, simultaneously, medical staff can pulling pull ring 108, drives guide bar 109 begins to slide in fixed block 107 drives kicking block 111 removes, will spring 110 compresses for kicking block 111 slides out rotating frame 112 no longer, and then makes medical staff can rotate rotating frame 112, drives mounting bracket 113 follows the rotation, makes blood taking needle mechanism 103 and blood taking needle mechanism's blood collection to suitable volume after the pull ring 108 is collected, and simultaneously, medical staff can pull ring 108, drives guide bar 109 begins to slide in fixed block 107, drives the kicking block 111 removes, will spring 110 compresses for the kicking block 111 is compressed, makes the rotating frame 112 rotate, and the blood taking is difficult to carry out, thereby the problem is avoided in that blood taking is difficult to be had the rotating frame 112 to take place, and the blood taking is difficult to take place.
Wherein, blood transfusion tube 114 set up in the side of blood gas needle mechanism 103, syringe needle 115 with blood transfusion tube 114 communicates, and is located the top of blood transfusion tube 114, syringe needle 116 with syringe needle 115 communicates, and is located the top of syringe needle 115, when needs take a blood sample, at first with syringe needle 116 prick patient's blood sampling position, and with blood transfusion tube 114 with blood gas needle mechanism 103 communicates, makes patient's blood pass through syringe needle 116, follow syringe needle 115 flows into blood transfusion tube 114, and follow blood transfusion tube 114 flows into blood gas needle mechanism 103.
Second, the protective cover 117 is slidably connected to the needle 116 and is located on top of the needle 116, and the protective cover 117 can protect the needle 116 from damage.
Furthermore, the soft pad 118 is fixedly connected with the mounting frame 113, and is located at one side of the mounting frame 113, so that the blood gas needle mechanism 103 and the vacuum negative pressure blood vessel 104 can be protected by the soft pad 118, and the soft pad is prevented from being damaged when placed for a long time.
In addition, the connection tube 119 is communicated with the blood transfusion tube 114 and is located at the side edge of the connection tube 119, the syringe 120 is communicated with the connection tube 119 and is located at the bottom of the connection tube 119, the piston 121 is slidably connected with the syringe 120 and is located in the syringe 120, the pressing rod 122 is fixedly connected with the piston 121 and is located at one side of the piston 121, the connection tube 119 is communicated with the blood transfusion tube 114, so that blood passes through the blood transfusion tube 114 and gets into the syringe 120 from the smart, when the blood in the syringe 120 is collected to a certain amount, medical staff can pull out the blood transfusion tube 114 from the connection tube 119, hold the blood transfusion tube 114 with one hand, place the plugging plug 105 in the connection tube 119 with the other hand, seal the connection tube 119, and when in detection, the medical staff takes off the plugging plug 105 on the connection tube 119, pushes the pressing rod 122, drives the piston 121 to move, and then the blood is conveniently extruded into the syringe 120.
Then, heparin tube 123 set up in one side of mounting bracket 113, sealing plug 124 with heparin tube 123 fixed connection, and be located the top of heparin tube 123, accomplish after the blood sampling of blood gas needle mechanism 103, medical staff can with blood transfusion tube 114 inserts in sealing plug 124, make blood can pass through blood transfusion tube 114 gets into in the heparin tube 123, through heparin tube 123 carries out blood collection, makes things convenient for medical staff's follow-up operation.
Moreover, the label 125 is fixedly connected to the blood collection tube 123 and located at a side of the blood collection tube 123, so that medical staff can fill in personal information of a patient on the label 125 and paste the label 125 on the blood collection tube 123, thereby facilitating identification.
In particular, the placement box 102 further includes a handle 126, where the handle 126 is fixedly connected to the box body 106 and is located at a side edge of the box body 106.
The handle 126 may allow medical personnel to more conveniently move the placement box 102.
Finally, the placement box 102 further includes a connection ring 127, where the connection ring 127 is fixedly connected to the box body 106, is rotatably connected to the rotating frame 112, and is located between the box body 106 and the rotating frame 112.
The connecting ring 127 can shield the connection between the rotating frame 112 and the box 106, so as to prevent sundries from entering, and the top block 111 is blocked, thereby affecting the use of the top block 111.
The application principle of the invention is as follows: when blood sampling is needed, firstly, the blood gas needle mechanism 103 and the vacuum negative pressure vessel 104 are placed on the mounting frame 113 for fixing, at the moment, medical staff can sample blood of a patient through the blood gas needle mechanism 101 so that the blood enters the blood gas needle mechanism 101, meanwhile, medical staff can link the blood gas needle mechanism 101 with the blood gas needle mechanism 103 so that the blood can enter the blood gas needle mechanism 103, after a proper amount of blood in the blood gas needle mechanism 103 is collected, the blood gas needle mechanism 101 can be pulled out of the blood gas needle mechanism 103, at the moment, the medical staff can hold the blood gas needle mechanism 101 by one hand and place the plugging plug 105 at the side of the placing box 102 at the top of the blood gas needle mechanism 103 by the other hand, the blood gas needle mechanism 103 is closed, air is prevented from entering the blood gas needle mechanism 103, at this time, medical staff can insert the blood taking needle mechanism 101 into the vacuum negative pressure vessel 104, collect blood entering the blood taking needle mechanism 101 through the vacuum negative pressure vessel 104, and after collecting a proper amount, the medical staff pulls out the blood taking needle mechanism 101 and processes the blood taking needle mechanism, meanwhile, the medical staff can pull the pull ring 108 to drive the guide rod 109 to start sliding in the fixed block 107 to drive the top block 111 to move, compress the spring 110, enable the top block 111 to slide out of the rotating frame 112 and not to abut against the rotating frame 112 any more, further enable medical staff to rotate the rotating frame 112 to drive the mounting frame 113 to rotate along with the blood taking needle mechanism 103 and the vacuum negative pressure vessel 104 to rotate, reverse blood therein, the phenomenon of hemolysis or coagulation is avoided appearing, and then conveniently detect blood, accomplishes the rotation back, medical staff unclamps pull ring 108 for spring 110 begins to stretch, promotes kicking block 111 slides in the rotating turret 112, will rotating turret 112 supports, avoids rotating turret 112 continues to rotate, thereby solves current blood sampling device and brings the problem of discomfort for the patient easily when using.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (7)
1. A blood sampling device is characterized in that,
comprises a blood taking needle mechanism, a placement box, a blood and air needle mechanism, a vacuum negative pressure blood vessel and a plugging plug;
the blood pressure vessel sealing device comprises a blood sampling needle mechanism, and is characterized in that the blood sampling needle mechanism comprises a box body, a fixed block, a pull ring, a guide rod, a spring, a top block, a rotating frame and a mounting frame, wherein the box body is arranged on one side of the blood sampling needle mechanism, the fixed block is fixedly connected with the box body and is positioned on one side of the rotating frame, the pull ring is arranged on one side of the fixed block, the guide rod is fixedly connected with the pull ring and is positioned on one side of the box body in a sliding manner, the top block is fixedly connected with the guide rod and is in sliding connection with the box body, the rotating frame is in sliding connection with the top block, and is positioned on one side of the box body, the mounting frame is fixedly connected with the rotating frame and is positioned on one side of the rotating frame, the blood pressure needle mechanism is in sliding connection with the mounting frame and is positioned on one side of the vacuum vessel and is arranged on one side of the sealing block.
2. A blood collection device according to claim 1, wherein,
the blood taking needle mechanism comprises a blood transfusion tube, a needle tube and a needle head, wherein the blood transfusion tube is arranged on the side edge of the blood gas needle mechanism, the needle tube is communicated with the blood transfusion tube and is positioned at the top of the blood transfusion tube, and the needle head is communicated with the needle tube and is positioned at the top of the needle tube.
3. A blood collection device according to claim 2, wherein,
the blood taking needle mechanism further comprises a protective cover which is connected with the needle in a sliding mode and is positioned at the top of the needle.
4. A blood collection device according to claim 3, wherein,
the rack also comprises a soft cushion, wherein the soft cushion is fixedly connected with the mounting frame and is positioned on one side of the mounting frame.
5. A blood collection device according to claim 4, wherein,
the blood gas needle mechanism comprises a connecting pipe, a needle cylinder, a piston and a pressing rod, wherein the connecting pipe is communicated with the blood transfusion pipe and is positioned at the side edge of the connecting pipe, the needle cylinder is communicated with the connecting pipe and is positioned at the bottom of the connecting pipe, the piston is in sliding connection with the needle cylinder and is positioned in the needle cylinder, and the pressing rod is fixedly connected with the piston and is positioned at one side of the piston.
6. A blood collection device according to claim 5, wherein,
the vacuum negative pressure blood vessel comprises a blood collection tube and a sealing plug, wherein the blood collection tube is arranged on one side of the mounting frame, and the sealing plug is fixedly connected with the blood collection tube and is positioned at the top of the blood collection tube.
7. A blood collection device according to claim 6, wherein,
the vacuum negative pressure blood vessel further comprises a label, wherein the label is fixedly connected with the blood collection tube and is positioned on the side edge of the blood collection tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310638640.4A CN116584937A (en) | 2023-05-31 | 2023-05-31 | Blood sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310638640.4A CN116584937A (en) | 2023-05-31 | 2023-05-31 | Blood sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116584937A true CN116584937A (en) | 2023-08-15 |
Family
ID=87611565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310638640.4A Pending CN116584937A (en) | 2023-05-31 | 2023-05-31 | Blood sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116584937A (en) |
-
2023
- 2023-05-31 CN CN202310638640.4A patent/CN116584937A/en active Pending
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