CN220236882U - Venous blood taking device under ultrasonic guidance - Google Patents
Venous blood taking device under ultrasonic guidance Download PDFInfo
- Publication number
- CN220236882U CN220236882U CN202221618213.7U CN202221618213U CN220236882U CN 220236882 U CN220236882 U CN 220236882U CN 202221618213 U CN202221618213 U CN 202221618213U CN 220236882 U CN220236882 U CN 220236882U
- Authority
- CN
- China
- Prior art keywords
- needle
- guide pin
- fixing plate
- venous blood
- puncture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000004369 blood Anatomy 0.000 title claims abstract description 60
- 239000008280 blood Substances 0.000 title claims abstract description 60
- 239000000523 sample Substances 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000002604 ultrasonography Methods 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 3
- 238000010241 blood sampling Methods 0.000 abstract description 22
- 210000003462 vein Anatomy 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 230000002093 peripheral effect Effects 0.000 abstract description 5
- 230000000474 nursing effect Effects 0.000 abstract description 4
- 210000004204 blood vessel Anatomy 0.000 description 10
- 208000008589 Obesity Diseases 0.000 description 3
- 206010030113 Oedema Diseases 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 235000020824 obesity Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000005259 peripheral blood Anatomy 0.000 description 2
- 239000011886 peripheral blood Substances 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 201000009371 venous hemangioma Diseases 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model relates to the technical field of medical equipment, in particular to a device for taking venous blood under ultrasonic guidance. The device for taking venous blood under ultrasonic guidance comprises: a puncture needle, a needle guide and an ultrasonic probe; the puncture needle includes: the needle comprises a puncture needle point, a needle seat, a needle wing, an extension tube, a blood taking needle end and a protective sleeve; the puncture needle point, the needle seat, the extension tube and the blood taking needle end are connected in sequence. The method of the utility model has clear positioning, higher efficiency and safer, can improve the success rate of peripheral vein blood sampling, lighten the pain of patients and the pressure of nursing staff, and simultaneously ensures that the patients are effectively treated in time. The blood sampling device is not only suitable for PICC needle guide devices, but also has no difference in material cost with the common vacuum blood sampling device, and avoids increasing the economic burden of patients. After puncture is successful, the vacuum blood collection tube can be directly connected to perform venous blood collection, and the phenomenon that the puncture needle head is shifted due to repeated connection of the syringe is avoided.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a device for taking venous blood under ultrasonic guidance.
Background
Venous blood collection is the most commonly used test method in medicine, but in clinic, conventional venous blood collection is failed due to senile, obesity, edema, venous malformation and the like, so that repeated puncture is caused. For difficult peripheral venous blood collection, failure of conventional venous blood collection puncture may affect patient treatment timeliness, consume nursing time and materials, increase carer pressure, and in addition, may cause patient pain, anxiety and increase risk of complications such as infection. Therefore, clinically, for difficult blood vessels, the PICC catheterization mode is used for carrying out vein blood sampling by using the blood vessel ultrasonic guidance, and compared with the conventional puncture blood sampling, the method has the advantages of clear positioning, higher efficiency and safer positioning, and can improve the success rate of peripheral vein blood sampling. However, in practical applications, this method has been found to have two disadvantages: 1. the cost is expensive, when carrying out supersound guide vein blood sampling, uses the special pjncture needle in the PICC puncture package, compares with traditional vein blood sampling mode, and the cost is expensive, increases patient's economic burden, also can cause medical material's waste simultaneously. 2. When the PICC special puncture needle is used for venous blood collection, the syringe is required to be connected, the blood collection amount cannot be accurately controlled, the blood is wasted or the blood collection amount is insufficient, and meanwhile, when the puncture needle is required to be repeatedly connected with the syringe, the puncture needle is easy to shift, so that puncture failure is caused.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The utility model aims to provide a device for taking venous blood under ultrasonic guidance so as to solve the technical problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an ultrasonic-guided venous blood taking device, which comprises: a puncture needle, a needle guide and an ultrasonic probe; wherein, the pjncture needle includes: the needle comprises a puncture needle point, a needle seat, a needle wing, an extension tube, a blood taking needle end and a protective sleeve; the puncture needle point, the needle seat, the extension tube and the blood taking needle end are sequentially connected; the puncture needle point is integrally connected with a needle point extension section; the needle wing is integrally connected with the side part of the needle seat; the needle wing is provided with at least one concave anti-skid part; the protective sleeve is arranged at the periphery of the blood taking needle end; wherein, the guide pin ware includes: the device comprises a first fixed plate, a second fixed plate, a connecting plate and a guide pin part; the first fixing plate is connected with one side of the connecting plate; the second fixing plate is connected with the other side of the connecting plate; the guide pin part is arranged along the central line of the connecting plate; the guide pin part is provided with a plurality of guide pin grooves for the puncture needle points to penetrate through; the first fixing plate and the second fixing plate are arranged oppositely, and clamping pieces are respectively arranged on the inner walls of the first fixing plate and the second fixing plate; the ultrasonic probe is provided with a clamping part used for being connected with the clamping piece. The blood sampling device is not only suitable for PICC needle guide devices, but also has no difference in material cost with the common vacuum blood sampling device, and avoids increasing the economic burden of patients. After puncture is successful, the vacuum blood collection tube can be directly connected to perform venous blood collection, and the phenomenon that the puncture needle head is shifted due to repeated connection of the syringe is avoided.
Preferably, the first fixing plate has a first side, a second side, a third side, a fourth side, a fifth side and a sixth side connected in sequence; the first side edge is flush with the surface of the ultrasonic probe; the fourth side edge is intersected with an extension line of the fourth side edge; the first fixing plate and the second fixing plate are symmetrically arranged. The utility model has simple structure and is beneficial to installation.
Preferably, the guide pin part on the connecting plate is provided with a guide pin inlet and a guide pin outlet; and a guide pin groove is formed between the guide pin inlet and one guide pin outlet.
Preferably, the guide pin part on the connecting plate is provided with a plurality of guide pin inlets and a guide pin outlet; an independent guide pin groove is formed between each guide pin inlet and each guide pin outlet; the guide pin part is a fan-shaped pore plate; different included angles are formed between the plurality of guide pin grooves and the connecting plate; the guide pin grooves are distributed on the same plane. The guide needle grooves are used for adjusting the puncture angle, so that the guide needle is suitable for the use requirements of different puncture depths, the positioning effect of the puncture needle is improved, the positioning accuracy is high, and the puncture error is remarkably reduced.
Preferably, the needle wing has an anti-slip portion having an inward concavity; the anti-skid part is provided with a plurality of circular through holes; the needle wing is concave from the edge to the middle part, so that the accurate control is convenient.
Preferably, the needle wing has a hollow part with a circular shape, and various control modes can be provided.
Preferably, the piercing tip has a tip extension; the length of the needle tip extension section is 1.5cm; the length of the puncture needle point is not less than 4.5cm, so that the puncture needle point can be matched with a needle guide better.
Preferably, the length of the extension tube is 15cm.
Preferably, the protective sleeve is a flaring protective sleeve.
Preferably, a clamping part is arranged on the side wall of the bottom of the ultrasonic probe; the clamping part is a clamping block; holes are formed in two sides of the clamping block; the inner sides of the first fixing plate and the second fixing plate of the guide pin part are respectively provided with a clamping piece; the clamping piece is of a convex structure; the first fixing plate and the second fixing plate of the guide pin part are inserted into two sides of the clamping block, and the protruding structure is clamped in the hole site to realize clamping.
By adopting the technical scheme, the utility model has the following beneficial effects:
1. for difficult peripheral blood vessels such as old people, obesity, edema and the like, the method is clear in positioning, more efficient and safer, can improve the success rate of peripheral vein blood sampling, lighten the pain of patients and the pressure of nursing staff, and simultaneously enables the patients to be treated timely and effectively.
2. The blood sampling device is not only suitable for PICC needle guide, but also has no difference between the material cost and the common vacuum blood sampling device, and avoids the increase of the economic burden of patients.
3. After puncture is successful, the vacuum blood collection tube can be directly connected to perform venous blood collection, and the phenomenon that the puncture needle head is shifted due to repeated connection of the syringe is avoided.
The details of one or more embodiments of the utility model are set forth in the description below. Other features, objects, and advantages of the utility model will be apparent from the description and claims.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will briefly explain the drawings needed in the embodiments or the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a puncture needle according to an embodiment of the present utility model.
Fig. 2 is a schematic structural view of a needle wing according to an embodiment of the present utility model.
Fig. 3 is a side view of a needle guide according to an embodiment of the present utility model.
Fig. 4 is a front view of a needle guide according to an embodiment of the present utility model.
Fig. 5 is a view showing a use state of an ultrasound-guided venous blood sampling device according to an embodiment of the present utility model.
Fig. 6 is a schematic structural view of a puncture needle according to a second embodiment of the present utility model.
Fig. 7 is a side view of a needle guide according to a second embodiment of the present utility model.
Fig. 8 is a front view of a needle guide according to a second embodiment of the present utility model.
Fig. 9 is a use state diagram of an ultrasound-guided venous blood collection device according to a second embodiment of the present utility model.
In the drawings, like numbering represents like elements, in which: 1-piercing a needle tip; 2-needle wings; 3-a needle stand; 4-extending a tube; 5-a blood taking needle end; 6-protecting sleeve; 7-a guide pin part; 8-an ultrasonic probe; 9-a first fixing plate; 10-a second fixing plate; 11-connecting plates; 12-a guide pin groove.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the utility model and are not intended to limit the scope of the utility model, i.e. the utility model is not limited to the preferred embodiments described, which is defined by the claims.
For a better understanding of the present utility model, embodiments according to the present utility model are described in detail below with reference to the drawings.
Example 1
Referring to fig. 1 to 5, the present utility model provides an ultrasound-guided venous blood collection device, comprising: a puncture needle, a needle guide and an ultrasonic probe 8; wherein, the pjncture needle includes: the needle comprises a puncture needle point 1, a needle seat 3, a needle wing 2, an extension tube 4, a blood taking needle end 5 and a protective sleeve 6; the puncture needle point 1, the needle seat 3, the extension tube 4 and the blood taking needle end 5 are connected in sequence; the puncture needle point 1 is integrally connected with a needle point extension section (the needle point extension section can be 1.5 cm); the needle wing 2 is integrally connected with the side part of the needle seat 3, and the needle wing 2 is integrally connected with the needle seat 3, so that the operation is convenient; the needle wing 2 is provided with at least one concave anti-skid part which is convenient for grabbing operation, and compared with the existing flat plate type structure, the structure can increase the friction force and grabbing force of the finger; the protective sleeve 6 is arranged at the periphery of the blood taking needle end 5; wherein, the guide pin ware includes: a first fixing plate 9, a second fixing plate 10, a connecting plate 11 and a guide pin part 7; the first fixing plate 9 is connected with one side of the connecting plate 11; the second fixing plate 10 is connected with the other side of the connecting plate 11; the guide pin part 7 is arranged along the central line of the connecting plate 11; the guide needle part 7 is provided with a plurality of guide needle grooves 12 for the puncture needle tip 1 to pass through; the first fixing plate 9 and the second fixing plate 10 are arranged oppositely (in parallel), and clamping pieces are respectively arranged on the inner walls of the first fixing plate and the second fixing plate; the ultrasonic probe 8 is provided with a clamping portion for connection with the clamping member. The blood sampling device is not only suitable for PICC needle guide devices, but also has no difference in material cost with the common vacuum blood sampling device, and avoids increasing the economic burden of patients. After puncture is successful, the vacuum blood collection tube can be directly connected to perform venous blood collection, and the phenomenon that the puncture needle head is shifted due to repeated connection of the syringe is avoided.
In this embodiment, the first fixing plate 9 has an irregular hexagonal structure.
Preferably, the first fixing plate 9 has a first side, a second side, a third side, a fourth side, a fifth side, and a sixth side connected in sequence; the first side is flush with the surface of the ultrasonic probe 8; the fourth side edge is intersected with an extension line of the fourth side edge; the first fixing plate 9 and the second fixing plate 10 are symmetrically arranged. The utility model has simple structure and is beneficial to installation.
Preferably, the guide pin part 7 on the connecting plate 11 is provided with a guide pin inlet and a guide pin outlet; a pin slot 12 is formed between the pin inlet and a pin outlet. The puncture needle tip 1 can pass through the guide needle groove 12; the length of the puncture needle tip 1 is larger than that of the guide needle groove 12.
Preferably, the piercing tip 1 has a tip extension; the length of the needle tip extension section is 1.5cm; the length of the puncture needle point 1 is not less than 4.5cm, so that the puncture needle point can be better matched with a needle guide.
Preferably, the length of the extension tube 4 is 15cm.
Preferably, the protective sheath 6 is a flared protective sheath 6.
Preferably, a clamping part is arranged on the side wall of the bottom of the ultrasonic probe 8; the clamping part is a clamping block; holes are formed in two sides of the clamping block; the first fixing plate 9 and the second fixing plate 10 of the guide pin part 7 are respectively provided with clamping pieces at the inner sides thereof; the clamping piece is of a convex structure; the first fixing plate 9 and the second fixing plate 10 of the guide pin part 7 are inserted at two sides of the clamping block, and the convex structure is clamped in the hole site to realize clamping.
The operation method of the utility model comprises the following steps:
1. preparing a standby substance: blood vessel B ultrasonic machine, conductive paste, guide needle set, improved puncture needle, vacuum blood collection tube, tourniquet, sterile gauze, PICC medicine bag changing, liquid removing by hand, and sharp tool barrel.
2. The body is arranged to expose the puncture area.
3. Ultrasound evaluation, selection of blood vessels, selection of a suitable needle guide, and selection of a preferred vein in the middle elbow.
4. Opening PICC to change medicine bag, putting articles into sterile area, wearing sterile glove, spreading sterile pad towel, and sterilizing puncture part with iodophor diameter > 10cm.
5. The assistant takes down the B ultrasonic probe (ultrasonic probe 8), the operator smears conductive paste on the probe, the B ultrasonic probe protective sleeve 6 is sleeved in a sterile mode, and the needle guide and the puncture needle (the needle of the vacuum hemostix) are installed according to the depth of the blood vessel (the larger the angle of the needle guide is, the shallower the blood vessel is, the smaller the angle of the needle guide is, and the deeper the blood vessel is).
6. The assistant tied a tourniquet 10cm above the puncture point, the operator smears conductive paste on the pre-puncture part, the arm on the puncture side is provided with sterile gauze, the patient is ordered to make a fist, ultrasonic positioning is carried out again, and puncture is prepared.
7. The probe is vertical to the vein, the puncture needle is fixed after puncture is performed, and the assistant is connected with the vacuum blood collection tube to collect blood.
8. After blood collection, the assistant assists in loosening the tourniquet, and orders the patient to loosen the fist.
9. After blood sampling, the puncture point is pressed for more than 10min along the shape of the blood vessel by using sterile gauze, and the blood is not leaked.
Example two
Referring to fig. 6 to 9, the present utility model provides an ultrasound-guided venous blood collection device, comprising: a puncture needle, a needle guide and an ultrasonic probe 8; wherein, the pjncture needle includes: the needle comprises a puncture needle point 1, a needle seat 3, a needle wing 2, an extension tube 4, a blood taking needle end 5 and a protective sleeve 6; the puncture needle point 1, the needle seat 3, the extension tube 4 and the blood taking needle end 5 are connected in sequence; the puncture needle point 1 is integrally connected with a needle point extension section (the needle point extension section can be 1.5 cm); the needle wing 2 is integrally connected with the side part of the needle seat 3, and the needle wing 2 is integrally connected with the needle seat 3, so that the operation is convenient; the needle wing 2 is provided with at least one concave anti-skid part which is convenient for grabbing operation, and compared with the existing flat plate type structure, the structure can increase the friction force and grabbing force of the finger; the protective sleeve 6 is arranged at the periphery of the blood taking needle end 5; wherein, the guide pin ware includes: a first fixing plate 9, a second fixing plate 10, a connecting plate 11 and a guide pin part 7; the first fixing plate 9 is connected with one side of the connecting plate 11; the second fixing plate 10 is connected with the other side of the connecting plate 11; the guide pin part 7 is arranged along the central line of the connecting plate 11; the guide needle part 7 is provided with a plurality of guide needle grooves 12 for the puncture needle tip 1 to pass through; the first fixing plate 9 and the second fixing plate 10 are arranged oppositely (in parallel), and clamping pieces are respectively arranged on the inner walls of the first fixing plate and the second fixing plate; the ultrasonic probe 8 is provided with a clamping portion for connection with the clamping member. The blood sampling device is not only suitable for PICC needle guide devices, but also has no difference in material cost with the common vacuum blood sampling device, and avoids increasing the economic burden of patients. After puncture is successful, the vacuum blood collection tube can be directly connected to perform venous blood collection, and the phenomenon that the puncture needle head is shifted due to repeated connection of the syringe is avoided.
In this embodiment, the guide pin portion 7 on the connection plate 11 preferably has a plurality of guide pin inlets and one guide pin outlet; an independent guide pin groove 12 is formed between each guide pin inlet and guide pin outlet; the guide pin part 7 is a fan-shaped pore plate; different included angles are formed between the plurality of guide pin grooves 12 and the connecting plate 11; the plurality of guide pin grooves 12 are distributed on the same plane. The guide needle grooves 12 realize the adjustment of the puncture angle, so that the guide needle is suitable for the use requirements of different puncture depths, the positioning effect of the puncture needles is improved, the positioning accuracy is high, and the puncture errors are remarkably reduced. Preferably, the number of the guide pin grooves 12 is three; the included angles between each guide pin groove 12 and the connecting plate 11 are 30 degrees, 45 degrees and 60 degrees, and it is worth noting that the larger the angle is, the shallower the blood vessel is, the smaller the angle is, and the deeper the blood vessel is. In this embodiment, for the three pin outlets, each pin outlet is provided with a mark, where the mark includes a marked number or a Chinese character, so as to distinguish the size of the included angle of the puncture.
In this embodiment, the number of the needle wings 2 is one.
Preferably, the needle wing 2 has an anti-slip portion having an inward concave shape; the anti-skid part is provided with a plurality of circular through holes; the needle wing 2 is concave from the edge to the middle part; at the same time, the needle wing 2 has a circular hollow part, so that various control modes can be provided. The anti-slip part is used for temporal taking action; the hollow part is used for pushing and hooking.
In this embodiment, the number of the needle wings 2 may be two.
Wherein the first needle wing 2 is integrally connected with one side of the needle seat 3, and the second needle wing 2 is integrally connected with the other side of the needle seat 3. Such that the two wings 2 are symmetrically shaped with respect to the hub 3. Meanwhile, the first needle wing 2 is provided with an inward concave anti-skid part; the anti-skid part is provided with a plurality of circular through holes; the second wing 2 has a hollow portion with a circular shape. The outline of the anti-skid part is round; the outline of the hollow part is also circular, and the diameters of the hollow part and the hollow part are the same. In addition, a semicircular notch can be arranged on the front end edge of the first needle wing 2, so that various operation habits are met.
In summary, the present embodiment has the following advantages:
1. for difficult peripheral blood vessels such as old people, obesity, edema and the like, the method is clear in positioning, more efficient and safer, can improve the success rate of peripheral vein blood sampling, lighten the pain of patients and the pressure of nursing staff, and simultaneously enables the patients to be treated timely and effectively.
2. The blood sampling device is not only suitable for PICC needle guide, but also has no difference between the material cost and the common vacuum blood sampling device, and avoids the increase of the economic burden of patients.
3. After puncture is successful, the vacuum blood collection tube can be directly connected to perform venous blood collection, and the phenomenon that the puncture needle head is shifted due to repeated connection of the syringe is avoided.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. An ultrasound-guided venous blood collection device, comprising: a puncture needle, a needle guide and an ultrasonic probe;
wherein, the pjncture needle includes: the needle comprises a puncture needle point, a needle seat, a needle wing, an extension tube, a blood taking needle end and a protective sleeve; the puncture needle point, the needle seat, the extension tube and the blood taking needle end are sequentially connected;
the puncture needle point is integrally connected with a needle point extension section;
the needle wing is integrally connected with the side part of the needle seat;
the needle wing is provided with at least one concave anti-skid part;
the protective sleeve is arranged at the periphery of the blood taking needle end;
wherein, the guide pin ware includes: the device comprises a first fixed plate, a second fixed plate, a connecting plate and a guide pin part;
the first fixing plate is connected with one side of the connecting plate;
the second fixing plate is connected with the other side of the connecting plate;
the guide pin part is arranged along the central line of the connecting plate;
the guide pin part is provided with a plurality of guide pin grooves for the puncture needle points to penetrate through;
the first fixing plate and the second fixing plate are arranged oppositely, and clamping pieces are respectively arranged on the inner walls of the first fixing plate and the second fixing plate; the ultrasonic probe is provided with a clamping part used for being connected with the clamping piece.
2. The ultrasound guided venous blood collection device of claim 1, wherein,
the first fixing plate is provided with a first side edge, a second side edge, a third side edge, a fourth side edge, a fifth side edge and a sixth side edge which are sequentially connected; the first side edge is flush with the surface of the ultrasonic probe; the fourth side edge is intersected with an extension line of the fourth side edge; the first fixing plate and the second fixing plate are symmetrically arranged.
3. The ultrasound guided venous blood collection device of claim 1, wherein the lead portion on the connection plate has a lead inlet and a lead outlet;
and a guide pin groove is formed between the guide pin inlet and one guide pin outlet.
4. The ultrasound guided venous blood collection device of claim 1, wherein the lead portion on the connection plate has a plurality of lead inlets and a lead outlet;
an independent guide pin groove is formed between each guide pin inlet and each guide pin outlet;
the guide pin part is a fan-shaped pore plate;
different included angles are formed between the plurality of guide pin grooves and the connecting plate;
the guide pin grooves are distributed on the same plane.
5. The ultrasound guided venous blood collection device of claim 1, wherein,
the needle wing is provided with an inward concave anti-skid part;
the anti-skid part is provided with a plurality of circular through holes;
the needle wing is concave from the edge to the middle part.
6. The ultrasound guided venous blood collection device of claim 5, wherein,
the needle wing has a hollow portion with a circular shape.
7. The ultrasound guided venous blood collection device of claim 1, wherein,
the puncture needle tip is provided with a needle tip extension section;
the length of the needle tip extension section is 1.5cm;
the length of the puncture needle point is not less than 4.5cm.
8. The ultrasound guided venous blood collection device of claim 5, wherein,
the length of the extension tube is 15cm.
9. The ultrasound guided venous blood collection device of claim 5, wherein the protective sheath is a flared protective sheath.
10. The ultrasound-guided venous blood collection device of claim 5, wherein a clamping portion is provided on a bottom sidewall of the ultrasound probe;
the clamping part is a clamping block;
holes are formed in two sides of the clamping block;
the inner sides of the first fixing plate and the second fixing plate of the guide pin part are respectively provided with a clamping piece;
the clamping piece is of a convex structure;
the first fixing plate and the second fixing plate of the guide pin part are inserted into two sides of the clamping block, and the protruding structure is clamped in the hole site to realize clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221618213.7U CN220236882U (en) | 2022-06-27 | 2022-06-27 | Venous blood taking device under ultrasonic guidance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221618213.7U CN220236882U (en) | 2022-06-27 | 2022-06-27 | Venous blood taking device under ultrasonic guidance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220236882U true CN220236882U (en) | 2023-12-26 |
Family
ID=89269163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221618213.7U Active CN220236882U (en) | 2022-06-27 | 2022-06-27 | Venous blood taking device under ultrasonic guidance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220236882U (en) |
-
2022
- 2022-06-27 CN CN202221618213.7U patent/CN220236882U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204218918U (en) | A kind of full-automatic intelligent blood sampling apparatus without the need to manually puncturing | |
| CN104887297A (en) | Needle-guide positioner special for internal arteriovenous fistula puncture | |
| CN220236882U (en) | Venous blood taking device under ultrasonic guidance | |
| CN101984923B (en) | Puncture needle special for aseptic ovum retrieval and aseptic ovum retrieval needle device thereof | |
| CN204839677U (en) | Internal arteriovenous fistula special guide pin locator that punctures | |
| CN210631287U (en) | Cardiothoracic surgery puncture device capable of being fixed in position | |
| CN208799607U (en) | A kind of Y type indwelling tube needle | |
| CN209564127U (en) | A kind of venous blood-taking apparatus | |
| CN214318052U (en) | Focus puncture aspirator | |
| CN215305932U (en) | Five-side puncture blood taking needle | |
| CN110639086A (en) | Novel puncture-proof transfusion needle | |
| CN214805190U (en) | Disposable thoracoabdominal puncture indwelling device | |
| CN208823661U (en) | A kind of venous port access sets needle device | |
| CN215690596U (en) | Retaining needle with clamping position mark | |
| CN201519322U (en) | Disposable drainage irrigator | |
| CN210095870U (en) | Intracranial ommaya bag percutaneous puncture drainage device | |
| CN215194513U (en) | Indwelling needle assembly | |
| CN210873386U (en) | Puncture locator for transfusion port | |
| CN212066815U (en) | Ultrasonic real-time guiding central vein puncture device | |
| CN211634649U (en) | Safe needle pulling forceps for infusion port | |
| CN214549539U (en) | Bone puncture needle for blood internal medicine capable of reducing pain of patient | |
| CN215306528U (en) | Lumbar cisterna puncture needle | |
| CN215309160U (en) | Convenient fixed and observable fixed gloves of remaining needle | |
| CN211023007U (en) | Special lumbar puncture needle for neonates | |
| CN213822949U (en) | Venous indwelling needle capable of conveniently delivering tube by one hand during puncture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |