CN220212919U - Blood sampling device - Google Patents
Blood sampling device Download PDFInfo
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- CN220212919U CN220212919U CN202321402301.8U CN202321402301U CN220212919U CN 220212919 U CN220212919 U CN 220212919U CN 202321402301 U CN202321402301 U CN 202321402301U CN 220212919 U CN220212919 U CN 220212919U
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- cylinder
- blood taking
- blood
- fixing
- taking needle
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- 238000010241 blood sampling Methods 0.000 title claims abstract description 22
- 239000008280 blood Substances 0.000 claims abstract description 40
- 210000004369 blood Anatomy 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 239000002184 metal Substances 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a blood sampling device, which comprises a handheld cylinder and further comprises: the adjusting mechanism is arranged on the handheld cylinder; the fixing cylinder is arranged on the adjusting mechanism, an elastic metal sheet is arranged in the fixing cylinder, and the fixing cylinder and the elastic metal sheet clamp and fix the blood taking needle; compared with the prior art, when the patient needs to take a blood sample with fingers, medical personnel can adjust the depth of the blood taking needle penetrating into the finger of the patient according to the actual condition of the finger of the patient, and the blood taking needle is always in the device in the blood taking process, so that the fear of the patient for seeing the sharp tool can be reduced, after the blood taking is finished, the blood taking needle can be quickly retracted under the double elasticity of the first spring and the second spring, the stay time of the blood taking needle in the finger of the patient can be reduced, and pain of the patient can be reduced.
Description
Technical Field
The utility model relates to the technical field of medical tools, in particular to a blood sampling device.
Background
When a patient is sampled, two general methods are adopted: venous blood collection and finger blood collection. The finger blood sampling is more convenient and quick, the operation difficulty is low, the blood sampling amount is low, the traditional finger blood sampling method is more suitable for some blood detection projects and patients, the blood sampling needle or the sterile thin steel sheet is generally utilized to prick the finger tips of the ring finger of the patient, then the blood is sampled through the sampling thin tube, but the blood sampling difficulty is increased because the age of the patient is different, the body type is also different, the thickness of the finger is also different, the medical staff can squeeze out the finger blood for a single time, the finger of the patient is often pricked deeply, the pricking depth is difficult to adjust according to the actual condition of the patient, so that most people can have strong pain sense when taking the blood of the finger, especially for children with smaller ages, the sharp instrument can generate certain fear sense, the anti-action occurs, the difficulty of the blood sampling of the medical staff is increased, and the pain sense of the blood sampling of the children can also generate strong anti-psychological effect of the blood sampling for the finger later.
Disclosure of Invention
The present utility model is directed to a blood sampling device, which solves the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a blood sampling device comprising a hand-held cartridge, further comprising:
the adjusting mechanism is arranged on the handheld cylinder;
the fixing cylinder is arranged on the adjusting mechanism, an elastic metal sheet is arranged in the fixing cylinder, and the fixing cylinder and the elastic metal sheet clamp and fix the blood taking needle;
the auxiliary trigger mechanism is arranged on the handheld cylinder and is connected with the adjusting mechanism, the adjusting mechanism is combined with the auxiliary trigger mechanism to adjust the longitudinal height of the fixed cylinder clamped with the blood taking needle, the blood taking needle is pricked by the finger of a patient, and the blood taking needle is quickly rebounded after the blood taking needle is pricked.
Preferably, the adjusting mechanism comprises a rotating seat arranged on the handheld cylinder, a limiting plate is arranged at the top end of the rotating seat, a tooth slot is formed in the inner side of the rotating seat, a gear is arranged in the rotating seat, a fixing rod is arranged in the gear in a penetrating mode, corresponding threads are formed in the fixing rod and the gear, the fixing rod is connected with the gear through threads, and the top end of the fixing rod is connected with the fixed cylinder.
Preferably, a first spring is arranged between the bottom of the gear and the bottom of the inner side of the rotating seat, and the first spring is penetrated by the fixed rod and the fixed cylinder.
Preferably, the auxiliary triggering mechanism comprises a pressing rod penetrating through the handheld cylinder, an inner screw cylinder is installed at the top end of the pressing rod, a fixing ring is installed in the handheld cylinder and penetrated by the inner screw cylinder, a sliding groove is formed in the inner side of the fixing ring, a sliding rod is installed on the outer side of the inner screw cylinder, the sliding rod corresponds to the sliding groove, a fixing disc is installed on the pressing rod in a penetrating mode, and a spring II is installed between the fixing disc and the fixing ring.
Preferably, the outer side of the rotating seat is provided with anti-skid patterns.
Preferably, the detachable protective cover is mounted on the rotating seat.
The utility model has at least the following beneficial effects: when the patient needs to take a blood sample with fingers, medical personnel can adjust the depth that the blood taking needle stabs into the finger of the patient according to the actual condition of the finger of the patient, and the blood taking needle is always in the device in the blood taking process, so that the fear of the patient for seeing the sharp instrument can be reduced, after the blood taking is finished, the blood taking needle can be quickly retracted under the double elasticity of the first spring and the second spring, the stay time of the blood taking needle in the finger of the patient can be reduced, and pain of the patient can be reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic view of the internal structure of the present utility model;
FIG. 5 is a schematic view of the structure of FIG. 4B according to the present utility model.
In the figure: 1-a handheld cartridge; 2-an adjusting mechanism; 21-a rotating seat; 22-limiting plates; 23-tooth grooves; 24-gear; 25-fixing rod; 26-spring one; 27-anti-skid patterns; 3-fixing the cylinder; 31-elastic metal sheet; 4-an auxiliary trigger mechanism; 41-pressing a rod; 42-an inner screw cylinder; 43-a fixing ring; 44-sliding grooves; 45-slide bar; 46-a fixed disk; 47-spring two; 5-removable protective cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-5, the present utility model provides a technical solution: a blood sampling device comprising a hand-held cartridge 1, further comprising:
the adjusting mechanism 2 is arranged on the handheld cylinder 1;
the fixed cylinder 3, the fixed cylinder 3 is installed on the adjusting mechanism 2, and the elastic metal sheet 31 is installed inside, and the fixed cylinder 3 and the elastic metal sheet 31 clamp and fix the blood taking needle;
the auxiliary trigger mechanism 4 is arranged on the handheld cylinder 1 and is connected with the adjusting mechanism 2, the adjusting mechanism 2 is combined with the auxiliary trigger mechanism 4 to adjust the longitudinal height of the fixed cylinder 3 clamped with the blood taking needle, the blood taking needle is pricked for the finger of a patient, and the blood taking needle is quickly rebounded after the pricking.
The adjusting mechanism 2 comprises a rotating seat 21 arranged on the handheld cylinder 1, a limiting plate 22 is arranged at the top end of the rotating seat 21, a tooth slot 23 is formed in the inner side of the rotating seat 21, a gear 24 is arranged in the rotating seat 21, a fixing rod 25 is arranged in the gear 24 in a penetrating mode, corresponding threads are formed in the fixing rod 25 and the gear 24, the fixing rod 25 is connected with the gear 24 through threads, and the top end of the fixing rod 25 is connected with the fixed cylinder 3.
A first spring 26 is arranged between the bottom of the gear 24 and the bottom of the inner side of the rotary seat 21, and the first spring 26 is penetrated by the fixed rod 25 and the fixed cylinder 3.
The auxiliary trigger mechanism 4 comprises a pressing rod 41 penetrating through the handheld cylinder 1, an inner screw cylinder 42 is installed at the top end of the pressing rod 41, a fixed ring 43 is installed in the handheld cylinder 1, the fixed ring 43 is penetrated by the inner screw cylinder 42, a sliding groove 44 is formed in the inner side of the fixed ring 43, a sliding rod 45 is installed on the outer side of the inner screw cylinder 42, the sliding rod 45 corresponds to the sliding groove 44, a fixed disc 46 is installed on the pressing rod 41 in a penetrating mode, and a second spring 47 is installed between the fixed disc 46 and the fixed ring 43.
Example 2
The technical scheme of the application is further optimized on the basis of the embodiment 1:
the outer side of the rotary seat 21 is provided with anti-skid patterns 27.
The detachable protective cover 5 is installed on the rotating seat 21.
The detachable protective cover 5 is conical, the top end of the detachable protective cover is provided with a hole, the connection mode of the detachable protective cover and the rotating seat 21 can be buckle type or torsion type, and the detachable protective cover is convenient to replace a blood taking needle after being used.
The working principle of the utility model is as follows: the blood taking needle is inserted into the fixed cylinder 3, the blood taking needle is fixed in the fixed cylinder 3 under the clamping of the elastic metal sheet 31, then the detachable protective cover 5 is sleeved on the rotary seat 21, then the rotary seat 21 is rotated, the rotary seat 21 and the handheld cylinder 1 are in sleeved connection, the rotary seat 21 rotates to enable the tooth slot 23 on the inner side to drive the gear 24 to rotate, the gear 24 drives the fixing rod 25 to rotate through threads, the top end of the fixing rod 25 corresponds to the inner screw cylinder 42, the sliding rod 45 on the pressing rod 41 drives the inner screw cylinder 42 to only move up and down under the limit of the sliding groove 44, the rotation cannot be carried out, namely, the fixing rod 25 rotates downwards in the inner screw cylinder 42, so that the blood taking needle on the top end of the fixing rod 25 is driven to move downwards, the length that makes the blood taking needle stretch out is longer, if need reduce the blood sampling to the degree of depth that patient's finger pricked, only need reverse swivel seat 21 alright, adjust the blood taking needle behind the position in removable safety cover 5, laminate removable safety cover 5 upper shed department and patient's finger, press depression bar 41, then release rapidly, along with the depression of depression bar 41, the fixed disk 46 on the depression bar 41 compresses spring two 47, gear 24 compresses spring one 26, and simultaneously press the depression bar 41 and drive interior spiral shell section of thick bamboo 42 and move down, and then drive dead lever 25 and move down, along with the block of depression bar 41 and handheld section of thick bamboo 1, finally make the blood taking needle prick into patient's skin, when the pine hand, spring one 26 and spring two 47 resume elasticity, make the device resume the original state.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A blood sampling device comprising a hand-held cartridge (1), characterized in that: further comprises:
the adjusting mechanism (2) is arranged on the handheld cylinder (1);
the fixing cylinder (3), the fixing cylinder (3) is arranged on the adjusting mechanism (2), an elastic metal sheet (31) is arranged in the fixing cylinder, and the fixing cylinder (3) and the elastic metal sheet (31) clamp and fix the blood taking needle;
the auxiliary trigger mechanism (4), auxiliary trigger mechanism (4) is installed on handheld section of thick bamboo (1) and is connected with adjustment mechanism (2), adjustment mechanism (2) combine auxiliary trigger mechanism (4) to clamp fixed section of thick bamboo (3) vertical height of blood taking needle and adjust, and prick to the patient's finger to blood taking needle resilience promptly after pricking.
2. A blood sampling device according to claim 1, wherein: the utility model provides an adjusting mechanism (2) is including installing roating seat (21) on handheld section of thick bamboo (1), limiting plate (22) are installed on roating seat (21) top, tooth's socket (23) have been seted up to roating seat (21) inboard, roating seat (21) internally mounted has gear (24), through install dead lever (25) in gear (24), corresponding screw thread has been seted up on dead lever (25) and gear (24), dead lever (25) and gear (24) pass through threaded connection, dead lever (25) top and fixed section of thick bamboo (3) are connected.
3. A blood sampling device according to claim 2, wherein: a first spring (26) is arranged between the bottom of the gear (24) and the bottom of the inner side of the rotating seat (21), and the first spring (26) is penetrated by the fixed rod (25) and the fixed cylinder (3).
4. A blood sampling device according to claim 3, wherein: the auxiliary trigger mechanism (4) comprises a pressing rod (41) which is installed on the handheld cylinder (1) in a penetrating mode, an inner screw cylinder (42) is installed at the top end of the pressing rod (41), a fixing ring (43) is installed in the handheld cylinder (1), the fixing ring (43) is penetrated by the inner screw cylinder (42), a sliding groove (44) is formed in the inner side of the fixing ring (43), a sliding rod (45) is installed on the outer side of the inner screw cylinder (42), the sliding rod (45) corresponds to the sliding groove (44) mutually, a fixing disc (46) is installed on the pressing rod (41) in a penetrating mode, and a spring II (47) is installed between the fixing disc (46) and the fixing ring (43).
5. A blood sampling device according to claim 4, wherein: anti-slip patterns (27) are formed in the outer side of the rotating seat (21).
6. A blood sampling device according to claim 5, wherein: the detachable protective cover (5) is arranged on the rotating seat (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321402301.8U CN220212919U (en) | 2023-06-02 | 2023-06-02 | Blood sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321402301.8U CN220212919U (en) | 2023-06-02 | 2023-06-02 | Blood sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220212919U true CN220212919U (en) | 2023-12-22 |
Family
ID=89180694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321402301.8U Active CN220212919U (en) | 2023-06-02 | 2023-06-02 | Blood sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220212919U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117517632A (en) * | 2024-01-05 | 2024-02-06 | 中国中医科学院望京医院(中国中医科学院骨伤科研究所) | Blood rare cell proteome detection device for early pre-detection of chronic prostatitis |
-
2023
- 2023-06-02 CN CN202321402301.8U patent/CN220212919U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117517632A (en) * | 2024-01-05 | 2024-02-06 | 中国中医科学院望京医院(中国中医科学院骨伤科研究所) | Blood rare cell proteome detection device for early pre-detection of chronic prostatitis |
| CN117517632B (en) * | 2024-01-05 | 2024-03-29 | 中国中医科学院望京医院(中国中医科学院骨伤科研究所) | Blood rare cell proteome detection device for early pre-detection of chronic prostatitis |
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