CN212307849U - Blood taking needle convenient for mechanical blood taking and feeding - Google Patents
Blood taking needle convenient for mechanical blood taking and feeding Download PDFInfo
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- CN212307849U CN212307849U CN202021287564.5U CN202021287564U CN212307849U CN 212307849 U CN212307849 U CN 212307849U CN 202021287564 U CN202021287564 U CN 202021287564U CN 212307849 U CN212307849 U CN 212307849U
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- supporting plate
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Abstract
The utility model provides a blood taking needle convenient to mechanical blood sampling material loading, include: a blood collection needle head connected with the blood collection tube connecting part through a connecting tube; the limiting block is annular and is coaxially and fixedly sleeved at one end of the blood sampling tube connecting part close to the connecting tube; the supporting plate is of a cuboid structure and is used for fixing the blood sampling needle head; this backup pad includes: the holding tank is rectangular, is arranged on the radial side surface of the support plate and is used for holding the blood sampling tube connecting part; the limiting groove is of a U-shaped structure, is arranged at one end of the accommodating groove close to the connecting pipe and is used for accommodating the limiting block; the support groove is semicircular, is arranged at the U-shaped opening side of the limiting groove and is used for supporting the blood sampling tube connecting part; the fixing block is fixedly arranged at one end of the supporting plate far away from the connecting pipe and is positioned at the same side of the supporting plate with the connecting pipe; a pair of first recess, it is the rectangle, and the symmetry sets up on the both sides face of the holding tank that is close to the spacing groove for the part exposes heparin tube connecting portion.
Description
Technical Field
The utility model relates to a mechanical automatic blood sampling technical field, more specifically, the utility model relates to a blood taking needle convenient to mechanical blood sampling material loading.
Background
The superficial venipuncture blood sampling is a very common operation in clinic, is usually completed manually by medical staff, has a relationship between the success rate of one-time puncture and the experience of the medical staff, and has higher probability of infectious disease outbreak caused by contact propagation due to contact during blood sampling.
At present, people research various mechanical automatic blood sampling devices to realize mechanical automatic blood sampling. Chinese invention patent 201410473142.X discloses a full-automatic intelligent blood sampling method and device without manual puncture, wherein a puncture needle head is accurately inserted into the accurate position in a sampled patient body through a 4-axis (or more than 4-axis) full-automatic positioning mechanical structure, and blood or tissue samples are sucked into a test tube through a vacuum system again to complete the sampling process. The puncture needle head of the device is not provided with a connecting pipe, blood or tissue samples in the puncture needle head are sucked into the collection pipe through the vacuum property of the blood collection pipe, the automatic feeding of the puncture needle is facilitated, the blood sample collection amount of the puncture needle head is very small, the blood collection amount of the puncture needle head can basically finish single basic examination of the blood sample, and the blood sample collection amount of the device is not enough when multiple or other complex examinations are required to be carried out on the blood sample.
The structure of current blood taking needle all comprises puncture needle head, connecting pipe and heparin tube connecting end basically, and when the mechanical automatic acquisition of blood sample, because the restriction of its structure, often need the manual work to carry out the material loading of blood taking needle and the connection of blood taking needle and heparin tube, consequently, the automatic feeding of being convenient for when studying a kind of carry out mechanical blood taking and the blood taking needle of being connected with the heparin tube is the problem that people await the opportune moment and solve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at designing and developing a blood taking needle convenient to mechanical blood sampling material loading, can fix the blood taking syringe needle, can also hold and support heparin tube connecting portion, and overall structure be convenient for the mechanical last unloading centre gripping of taking a blood sample.
The utility model provides a technical scheme does:
a blood taking needle convenient for mechanical blood taking and feeding comprises:
a blood collection needle head connected with the blood collection tube connecting part through a connecting tube;
the limiting block is annular and is coaxially and fixedly sleeved at one end of the blood collection tube connecting part close to the connecting tube;
the supporting plate is of a cuboid structure and is used for fixing the blood sampling needle head;
the support plate includes:
the holding groove is rectangular, is arranged on the radial side surface of the support plate, and is used for holding the blood collection tube connecting part;
the limiting groove is of a U-shaped structure, is arranged at one end, close to the connecting pipe, of the accommodating groove and is used for accommodating and limiting the limiting block;
the support groove is semicircular, is arranged on the U-shaped opening side of the limiting groove and is used for supporting the blood collection tube connecting part;
the fixing block is fixedly arranged at one end of the supporting plate far away from the connecting pipe and is positioned at the same side of the supporting plate with the connecting pipe;
a pair of first recess, it is the rectangle, and the symmetry sets up and be close to the spacing groove on the both sides face of holding tank for the part exposes heparin tube connecting portion.
Preferably, the method further comprises the following steps:
and the clamping grooves are circular and are symmetrically arranged on two axial side surfaces of the supporting plate, and the supporting plate is axially clamped.
Preferably, the method further comprises the following steps:
and the pair of second grooves are semicircular and symmetrically arranged on two side surfaces of the accommodating groove between the first groove and the fixed block, and are used for radially clamping the supporting plate.
Preferably, the method further comprises the following steps:
the supporting block is of a hollow cuboid structure, is fixedly arranged at one end of the supporting plate far away from the connecting pipe, and is positioned at the same side of the supporting plate with the connecting pipe;
the fixing block is fixedly arranged in the middle of the outer side of the supporting block.
Preferably, the connecting pipe is wound in multiple circles to form a circular column structure.
Preferably, the height of the circular column corresponds to the thickness of the supporting block.
Preferably, the radial two sides of the supporting plate are of a symmetrical structure.
Preferably, the blood sampling needle further comprises a needle holder for accommodating the whole structure of the blood sampling needle.
Preferably, the needle holder comprises:
the needle holding plate is of a rectangular plate structure; and
the circular accommodating cavity is arranged at one axial end of the needle holding plate and is used for accommodating the connecting pipe;
the first rectangular accommodating cavity is arranged at the other axial end of the needle holding plate and is used for accommodating the part of the blood taking needle exposed out of the supporting plate;
and the second rectangular accommodating cavity is communicated and arranged between the circular accommodating cavity and the first rectangular accommodating cavity and is used for accommodating the supporting plate.
Preferably, the second rectangular receiving chamber includes:
a first rectangular cavity disposed proximate to the first rectangular receiving cavity;
the second rectangular cavity is arranged close to the circular accommodating cavity;
the third rectangular cavity is axially arranged in the middle of the bottom surface of the second rectangular cavity and is communicated with the first rectangular cavity and the circular accommodating cavity;
the depth of the first rectangular accommodating cavity, the depth of the first rectangular cavity and the depth of the circular accommodating cavity are the same, the sum of the depths of the second rectangular cavity and the third rectangular cavity is the same as the depth of the first rectangular cavity, and the width of the second rectangular cavity is larger than or equal to the width of the first rectangular cavity.
Beneficial effect:
the utility model relates to a blood taking needle of mechanical blood sampling material loading of being convenient for of development can fix the blood sampling syringe needle, can also hold and support heparin tube connecting portion, and overall structure is convenient for the last unloading centre gripping of mechanical blood sampling, need not the manual work and goes up the unloading.
Drawings
FIG. 1 is a schematic structural view of a blood taking needle convenient for mechanical blood taking and feeding.
Figure 2 is the structure schematic diagram of the blood taking needle convenient for mechanical blood taking and feeding.
Figure 3 is the structure schematic diagram of the blood taking needle convenient for mechanical blood taking and feeding.
Figure 4 is the structure schematic diagram of the blood taking needle convenient for mechanical blood taking and feeding.
Fig. 5 is a schematic structural view of the needle holder of the present invention.
Fig. 6 is a schematic structural view of the needle holder of the present invention.
Description of the reference numerals
110. A blood collection needle head; 120. a connecting pipe; 130. a blood collection tube connection part; 131. a limiting block; 140. a support plate; 141. accommodating grooves; 142. a limiting groove; 143. a support groove; 144. a fixed block; 145. a first groove; 146. a clamping groove; 147. a second groove; 148. a support block; 150. a needle holder; 151. a needle holding plate; 152. a circular containing cavity; 153. a first rectangular accommodating cavity; 154. a second rectangular accommodating cavity; 1541. a first rectangular cavity; 1542. a second rectangular cavity; 1543. a third rectangular cavity.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
The present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein but rather as being provided for the purpose of describing a thorough and complete disclosure. In the drawings, the size and relative sizes of structures and regions may be exaggerated for clarity.
As shown in fig. 1-6, the utility model provides a blood taking needle convenient for mechanical blood taking and feeding, which comprises: and a blood collection needle 110 connected to the blood collection tube connecting part 130 via a connection tube 120. A stopper 131, which is a circular ring, is coaxially and fixedly sleeved at one end of the blood collection tube connecting portion 130 close to the connecting tube 120. Also comprises a support plate 140 which is a cuboid structure and is used for fixing the blood sampling needle head 110.
The supporting plate 140 includes: and a receiving groove 141 having a rectangular shape and provided on a radial side surface of the support plate 140 for receiving the cartridge connecting portion 130. A limiting groove 142 is disposed at one end of the accommodating groove 141 close to the connecting tube 130, and is of a U-shaped structure for accommodating and limiting the limiting block 131. A support groove 143, which is semicircular and supports the cartridge connecting portion 130, is provided on the U-shaped opening side of the stopper groove 142. A fixing block 144 is fixedly disposed at an end of the supporting plate 140 away from the connecting tube 120, and is located at the same side of the supporting plate 110 as the connecting tube 120. First grooves 145, which are rectangular and are used for partially exposing the blood collection tube connecting portion 130, are symmetrically formed on the upper and lower side surfaces of the accommodating groove 141 close to the limiting groove 142, so that the clamping device can clamp the exposed blood collection tube connecting portion 130 through the first grooves 145.
In this embodiment, a plurality of clamping grooves 146 are further included, which are circular and symmetrically disposed on both axial sides of the support plate 140 for the support plate to be axially clamped. Second grooves 147, which are semicircular, are symmetrically formed on both upper and lower sides of the receiving groove 141 between the first groove 145 and the fixing block 144, for the support plate 140 to be radially held.
In this embodiment, the support block 148 is a hollow rectangular parallelepiped structure and is fixedly disposed at one end of the support plate 140 far away from the connection tube 120, and is located at the same side of the support plate as the connection tube 120. The fixing block 144 is fixedly arranged at the middle part of the outer side of the supporting block 148.
In this embodiment, the connecting tube 120 is wound for a plurality of circles to form a circular column structure. The height of the circular column is consistent with the thickness of the supporting block 148.
In this embodiment, the radial two sides of the supporting plate 140 are symmetrical structures, that is, the two sides have the same structure, and each of the supporting plate 140 includes an accommodating groove, a limiting groove, a supporting groove, a first groove, a second groove, and the like.
In this embodiment, a needle holder 150 is further included for accommodating the blood collection needle overall structure. The needle holder 150 includes: the needle holding plate 151 is of a rectangular parallelepiped plate structure; a circular receiving cavity 152 is provided at one axial end of the needle holding plate 151 for receiving the connection tube 120. A first rectangular receiving chamber 153 for receiving a portion of the lancet head 110 exposed from the support plate 140 is provided at the other axial end of the needle holding plate 151. A second rectangular receiving chamber 154 is provided in communication between the circular receiving chamber 152 and the first rectangular receiving chamber 153 for receiving the support plate 140. The second rectangular accommodating cavity 154 specifically includes: a first rectangular cavity 1541 is disposed adjacent to the first rectangular receiving cavity 153. A second rectangular cavity 1542 disposed adjacent to circular receiving cavity 152. And a second rectangular cavity 1542 axially disposed in a middle portion of a bottom surface of the second rectangular cavity 1542 and communicating with the first rectangular cavity 1541 and the circular receiving cavity 152.
The depths of the first rectangular accommodating cavity 153, the first rectangular cavity 1541 and the circular accommodating cavity 152 are the same, the sum of the depths of the second rectangular cavity 1542 and the third rectangular cavity 1543 is the same as the depth of the first rectangular cavity 1541, and the width of the second rectangular cavity 1542 is greater than or equal to the width of the first rectangular cavity 1541.
The utility model relates to a blood taking needle of mechanical blood sampling material loading of being convenient for of development can fix the blood sampling syringe needle, can also hold and support heparin tube connecting portion, and overall structure is convenient for the last unloading centre gripping of mechanical blood sampling, need not the manual work and goes up the unloading. So as to realize the automation of integral blood sampling subsequently and effectively avoid the contact of people and indirect people, namely the contact of people and objects.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (10)
1. The utility model provides a blood taking needle convenient to mechanical blood sampling material loading which characterized in that includes:
a blood collection needle head connected with the blood collection tube connecting part through a connecting tube;
the limiting block is annular and is coaxially and fixedly sleeved at one end of the blood collection tube connecting part close to the connecting tube;
the supporting plate is of a cuboid structure and is used for fixing the blood sampling needle head;
the support plate includes:
the holding groove is rectangular, is arranged on the radial side surface of the support plate, and is used for holding the blood collection tube connecting part;
the limiting groove is of a U-shaped structure, is arranged at one end, close to the connecting pipe, of the accommodating groove and is used for accommodating and limiting the limiting block;
the support groove is semicircular, is arranged on the U-shaped opening side of the limiting groove and is used for supporting the blood collection tube connecting part;
the fixing block is fixedly arranged at one end of the supporting plate far away from the connecting pipe and is positioned at the same side of the supporting plate with the connecting pipe;
a pair of first recess, it is the rectangle, and the symmetry sets up and be close to the spacing groove on the both sides face of holding tank for the part exposes heparin tube connecting portion.
2. The lancet for facilitating mechanical blood collection and loading of claim 1, further comprising:
and the clamping grooves are circular and are symmetrically arranged on two axial side surfaces of the supporting plate, and the supporting plate is axially clamped.
3. The lancet facilitating mechanical blood collection and loading of claim 1 or 2, further comprising:
and the pair of second grooves are semicircular and symmetrically arranged on two side surfaces of the accommodating groove between the first groove and the fixed block, and are used for radially clamping the supporting plate.
4. The lancet facilitating mechanical blood collection and loading of claim 1 or 2, further comprising:
the supporting block is of a hollow cuboid structure, is fixedly arranged at one end of the supporting plate far away from the connecting pipe, and is positioned at the same side of the supporting plate with the connecting pipe;
the fixing block is fixedly arranged in the middle of the outer side of the supporting block.
5. The lancet facilitating mechanical blood collection and feeding of claim 4, wherein the connecting tube is wound in a plurality of turns to form a circular cylindrical structure.
6. The lancet facilitating mechanical blood collection loading of claim 5, wherein the height of the circular column corresponds to the thickness of the support block.
7. The lancet for facilitating mechanical blood collection and loading of claim 3, wherein the supporting plate has a symmetrical structure at both radial sides.
8. A lancet for facilitating mechanical blood collection and feeding according to claim 1, 2, 5, 6 or 7, further comprising a needle holder for receiving the lancet head in a unitary structure.
9. The lancet for facilitating mechanical blood collection loading of claim 8, wherein the needle holder comprises:
the needle holding plate is of a rectangular plate structure; and
the circular accommodating cavity is arranged at one axial end of the needle holding plate and is used for accommodating the connecting pipe;
the first rectangular accommodating cavity is arranged at the other axial end of the needle holding plate and is used for accommodating the part of the blood taking needle exposed out of the supporting plate;
and the second rectangular accommodating cavity is communicated and arranged between the circular accommodating cavity and the first rectangular accommodating cavity and is used for accommodating the supporting plate.
10. The lancet for facilitating mechanical blood collection loading of claim 9, wherein the second rectangular receiving cavity comprises:
a first rectangular cavity disposed proximate to the first rectangular receiving cavity;
the second rectangular cavity is arranged close to the circular accommodating cavity;
the third rectangular cavity is axially arranged in the middle of the bottom surface of the second rectangular cavity and is communicated with the first rectangular cavity and the circular accommodating cavity;
the depth of the first rectangular accommodating cavity, the depth of the first rectangular cavity and the depth of the circular accommodating cavity are the same, the sum of the depths of the second rectangular cavity and the third rectangular cavity is the same as the depth of the first rectangular cavity, and the width of the second rectangular cavity is larger than or equal to the width of the first rectangular cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021287564.5U CN212307849U (en) | 2020-07-05 | 2020-07-05 | Blood taking needle convenient for mechanical blood taking and feeding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021287564.5U CN212307849U (en) | 2020-07-05 | 2020-07-05 | Blood taking needle convenient for mechanical blood taking and feeding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212307849U true CN212307849U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021287564.5U Active CN212307849U (en) | 2020-07-05 | 2020-07-05 | Blood taking needle convenient for mechanical blood taking and feeding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212307849U (en) |
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2020
- 2020-07-05 CN CN202021287564.5U patent/CN212307849U/en active Active
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