CN211658170U - Precise control blood sampler capable of preventing needle stick injury - Google Patents
Precise control blood sampler capable of preventing needle stick injury Download PDFInfo
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- CN211658170U CN211658170U CN201922467404.2U CN201922467404U CN211658170U CN 211658170 U CN211658170 U CN 211658170U CN 201922467404 U CN201922467404 U CN 201922467404U CN 211658170 U CN211658170 U CN 211658170U
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Abstract
The utility model provides a precise control blood sampler capable of preventing needle stick injuries, which comprises a support frame, a test tube top seat, a test tube base, a test tube, a liquid level detector and a blocking device, battery and switch, the support frame includes the bottom plate, support column and support arm, the support arm is articulated with the test tube footstock, be equipped with the card pinhole on the test tube footstock, test tube centre gripping hole and block the hole, the oral area card of test tube is located in the test tube centre gripping hole, liquid level detector installs and is used for exploring the liquid level in the test tube on the lateral wall of support column, the blocker includes electric motor, drive gear and blocking strip, it is equipped with the slot hole to block a middle part, one side of slot hole is equipped with the straight-teeth of mutually supporting with drive gear, block that the strip transversely slides and locate on the support arm, the one end that blocks the strip stretches into and blocks in the mouth, electric motor installs and blocks a slip in the drive of support column top, liquid. Can solve the technical problems that the medical care personnel have large needle-pricking risk in the blood sampling process and the blood sampling dosage can not be accurately controlled.
Description
Technical Field
The utility model relates to a medical blood sampling equipment technical field especially relates to a needle stick wound hemostix is prevented in essence accuse.
Background
A venous blood lancet is a blood lancet used for collecting blood samples during medical examination. The blood taking needle at the top end of the blood taking needle is used for puncturing a blood vessel, the tail end transparent hose is connected with the tail needle through the outwards-protruding hard plastic connecting part, the tail needle is wrapped by the rubber hose, the needle cap is sleeved outside the tail needle and used for puncturing the vacuum blood taking test tube, and blood is sucked into the tube by using negative pressure in the test tube.
When a patient is subjected to blood sampling in a hospital, a test tube is usually held by a hand and a tail needle of a blood sampling needle is inserted into the test tube for blood sampling, and the blood sampling frequency of a nurse is high, so that the risk of needle stick injury is high; sometimes, the blood sampling dosage is inaccurate, and the accuracy of blood sample analysis can be influenced.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: provides a precise control puncture wound prevention hemostix, which solves the technical problems that the puncture wound risk of medical staff is large and the blood sampling dosage can not be accurately controlled in the blood sampling process.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a fine control prevents needle stick wound hemostix, includes support frame, test tube footstock, test tube base, test tube, liquid level detector, blocker, battery and switch, the support frame includes bottom plate, support column and support arm, the support column is vertical to be fixed in on the bottom plate, the support arm transversely sets up, support arm one end is articulated with the test tube footstock with the top fixed connection and the other end of support column, test tube footstock top is equipped with the card pinhole, the card pinhole is the shoulder that the upper portion diameter is greater than the diameter of lower part, test tube footstock bottom is equipped with the test tube centre gripping hole, test tube footstock lateral part is equipped with blocks the hole, the card pinhole with the test tube centre gripping hole communicates with each other, block the hole with the major diameter section on card pinhole upper portion and communicate with each other, the oral area card of test tube is located in the test tube centre gripping hole, liquid level detector install be used,
the blocker comprises an electric motor, a driving gear and a blocking strip, a long hole is arranged in the middle of the blocking strip, a straight tooth matched with the driving gear is arranged on one side of the long hole, the blocking strip is transversely and slidably arranged on the supporting arm, one end of the blocking strip extends into the blocking hole, the electric motor is arranged at the top end of the supporting column, the driving gear is arranged on an output shaft of the electric motor, the driving gear is meshed with the straight tooth,
the test tube base is located on the bottom plate and be located under the test tube footstock, the test tube base with press from both sides between the bottom plate and be equipped with reset spring, the battery does the liquid level detector power supply, the switch concatenates in the battery with between the input port of liquid level detector, the battery does the electric motor power supply, the output port of liquid level detector concatenates in the battery with between the electric motor.
As an improved mode, a rubber ferrule is fixedly arranged on the inner side wall of the test tube clamping hole.
As an improved mode, the supporting arm and be equipped with between the test tube footstock and be fixed in the stopper of test tube footstock bottom.
As an improved mode, the liquid level detector is a single-beam correlation infrared detector, the single-beam correlation infrared detector comprises a beam emitter and a beam receiver, the supporting frame further comprises a supporting rod, the beam emitter is arranged on the supporting column, the beam receiver is arranged on the supporting rod, and the beam emitter and the beam receiver are arranged oppositely.
As an improved mode, the electric motor alarm device further comprises an alarm device, and the alarm device is connected with the electric motor in series.
As an improved mode, the switch comprises a movable contact and a fixed contact which are arranged oppositely up and down, the movable contact is fixedly connected with the test tube base, and the fixed contact is fixedly connected with the bottom plate.
The technical effect obtained by adopting the technical scheme is as follows:
use the accurate control blood sampler of preventing stabbing of this application only need insert the test tube in the test tube footstock test tube centre gripping hole when needing the blood sampling, blood sampling in-process hand not with test tube direct contact, have the function of preventing stabbing and fixed test tube, the blood sampler of this application is blocked the blood sampling needle through the height and the timely control blocker of liquid level detector survey test tube blood, can the accurate control volume of taking a blood sample to blood sample analysis's accuracy has been improved.
Because fixed rubber ring that is equipped with on the downthehole side wall of test tube centre gripping, rubber ring has certain elasticity, can prevent the test tube landing with the test tube mouth centre gripping in the test tube centre gripping downthehole.
Because the support arm with be equipped with between the test tube footstock and be fixed in the stopper of test tube footstock bottom, the stopper can carry on spacingly to the rotation range of test tube footstock.
The liquid level detector is a single-beam correlation infrared detector, the single-beam correlation infrared detector comprises a beam emitter and a beam receiver, the support frame further comprises a support rod, the beam emitter is arranged on the support column, the beam receiver is arranged on the support rod, and the beam emitter emits infrared rays which pass through the beam receiver to be received by the beam receiver for detecting the blood height in the test tube.
Because still include the alarm, the alarm with electric motor concatenates, the alarm can in time report to the police after blood collection finishes.
Because the switch includes relative movable contact and the stationary contact of setting from top to bottom, movable contact with test tube base fixed connection, the stationary contact with bottom plate fixed connection, when the test tube rotated to vertical state, thereby pressed the movable contact and made its circuit of switch-on liquid level detector with the stationary contact combination.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a block diagram of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a schematic circuit diagram of the present invention;
in the figure, 11-bottom plate, 12-support column, 13-support arm, 14-support rod, 2-test tube top seat, 21-clamping needle hole, 22-test tube clamping hole, 23-blocking hole, 24-limiting block, 3-test tube base, 4-test tube, 5-liquid level detector, 51-light beam emitter, 52-light beam receiver, 60-long hole, 61-electric motor, 62-drive gear, 63-blocking strip, 7-reset spring, 81-movable contact and 82-stationary contact.
Detailed Description
As shown in fig. 1 ~ 3, a blood sampler is hindered to smart accuse needle-prick prevention, which comprises a supporting rack, test tube footstock 2, test tube base 3, test tube 4, liquid level detector 5, block the ware, battery and switch, the support frame includes bottom plate 11, support column 12 and support arm 13, support column 12 is vertical to be fixed in on the bottom plate 11, support arm 13 transversely sets up, support arm 13 one end and the top fixed connection and the other end of support column 12 are articulated with test tube footstock 2, be equipped with the stopper 24 that is fixed in test tube footstock 2 bottom between support arm 13 and the test tube footstock 2, stopper 24 can carry on spacingly to test tube footstock 2's rotation range.
2 tops of test tube footstock are equipped with card pinhole 21, card pinhole 21 is greater than the shoulder hole of lower part diameter for the upper portion diameter, 3 bottoms of test tube footstock are equipped with test tube centre gripping hole 22, 2 lateral parts of test tube footstock are equipped with and block hole 23, card pinhole 21 communicates with each other with test tube centre gripping hole 22, block that hole 23 communicates with each other with the big diameter section on card pinhole 21 upper portion, the oral area card of test tube 4 is located in test tube centre gripping hole 22, the fixed rubber ring that is equipped with on the 22 inside walls of test tube centre gripping hole, rubber ring has certain elasticity, can prevent 4 landing of test tube with the test tube mouth centre gripping in test tube centre gripping hole.
The liquid level detector 5 is installed on the lateral wall of the support column 12 and is used for detecting the liquid level in the test tube 4, preferably, the liquid level detector 5 is a single-beam correlation infrared detector, the single-beam correlation infrared detector comprises a light beam emitter 51 and a light beam receiver 52, the support frame further comprises a support rod 14, the support rod 14 is fixedly arranged on the bottom plate 11 and is respectively arranged on two sides of the test tube 4 with the support column 12, the light beam emitter 51 is arranged on the support column 12, the light beam receiver 52 is arranged on the support rod 14, the light beam emitter 51 emits infrared rays and then penetrates through the test tube 4 to be received by the light beam receiver 52, and the blood height.
The blocker includes electric motor 61, drive gear 62 and blocks strip 63, block that strip 63 middle part is equipped with slot hole 60, one side of slot hole 60 is equipped with the straight-tooth of mutually supporting with drive gear 62, block that strip 63 transversely slides and locate on support arm 13, the one end of blocking strip 63 stretches into and blocks in the mouth, electric motor 61 installs in support column 12 top, install drive gear 62 on electric motor 61's the output shaft, drive gear 62 meshes with the straight-tooth mutually.
Test tube base 3 is located on bottom plate 11 and is located under test tube footstock 2, presss from both sides between test tube base 3 and the bottom plate 11 and is equipped with reset spring 7, and the battery is the power supply of liquid level detector 5, and the switch concatenates between the input port of battery and liquid level detector 5. Preferably, the switch comprises a movable contact 81 and a fixed contact 82 which are arranged up and down oppositely, the movable contact 81 is fixedly connected with the test tube base 3, the fixed contact 82 is fixedly connected with the bottom plate 11, and when the test tube 4 rotates to be in a vertical state, the test tube 4 presses the movable contact 81 downwards to be combined with the fixed contact 82 so as to be connected with the circuit of the liquid level detector 5. The battery supplies power to the electric motor 61 and the output port of the level detector is connected in series between the battery and the electric motor 61.
The precise-control blood sampling device capable of preventing needle stick injury further comprises an alarm 9, the alarm 9 is connected with the electric motor 61 in series, and the alarm 9 can give an alarm in time after blood collection is finished.
The application method of the precise control blood collector capable of preventing needle stick injury comprises the following steps:
the blood sampling needle is inserted into the needle clamping hole, the test tube opening is inserted into the test tube clamping hole 22 at the bottom of the test tube top seat, and the test tube top seat 2 has the functions of preventing needle stick injuries and fixing the test tube 4. Then, the test tube 4 is rotated to the vertical state, the test tube base 3 is pushed to press downwards, the movable contact 81 and the stationary contact 82 are contacted with each other, and the circuit between the liquid level detector 5 and the battery is completed. When the liquid level detector 5 detects that the height of the blood in the test tube 4 reaches a preset height, the liquid level detector 5 controls the blocking device to work, and the electric motor 61 drives the blocking strip 63 to transversely slide through the driving gear 62 to block the middle part of the blood taking needle so as to block blood taking.
Use the accurate control of this application to prevent that needle prick hinders hemostix only need insert test tube 4 in the test tube centre gripping hole 22 on the test tube footstock 2 when needing the blood sampling, blood sampling in-process hand not with 4 direct contact of test tube, have and prevent that needle prick hinders and the function of fixed test tube 4, the hemostix of this application detects the height of 4 interior blood in test tube through liquid level detector 5 and timely control blocker blocks the blood sampling needle, can the accurate control blood volume of taking a sample, thereby the accuracy of blood sample analysis has been improved.
It is to be understood that the above description and illustrations are exemplary only and are not intended to limit the present disclosure, application, or uses. While embodiments have been described in the embodiments and depicted in the drawings, the present invention is not limited to the particular examples illustrated by the drawings and described in the embodiments as the best mode presently contemplated for carrying out the teachings of the present invention, and the scope of the present invention is intended to include any embodiments that fall within the foregoing description and the appended claims.
Claims (6)
1. A precise control blood sampler capable of preventing needle stick injuries is characterized by comprising a support frame, a test tube top seat, a test tube base, a test tube, a liquid level detector, a blocker, a battery and a switch,
the support frame comprises a bottom plate, a support column and a support arm, wherein the support column is vertically fixed on the bottom plate, the support arm is transversely arranged, one end of the support arm is fixedly connected with the top end of the support column, the other end of the support arm is hinged with a test tube top seat, a clamping needle hole is arranged at the top of the test tube top seat, the clamping needle hole is a stepped hole with the diameter of the upper part larger than that of the lower part, a test tube clamping hole is arranged at the bottom of the test tube top seat, a blocking hole is arranged at the side part of the test tube top seat, the clamping needle hole is communicated with the test tube clamping hole, the blocking hole is communicated with the upper part of the clamping needle hole, the opening part of the test tube is clamped in the test,
the blocker comprises an electric motor, a driving gear and a blocking strip, a long hole is arranged in the middle of the blocking strip, straight teeth matched with the driving gear are arranged on one side of the long hole, the blocking strip is transversely and slidably arranged on the supporting arm, one end of the blocking strip extends into the blocking hole, the electric motor is arranged at the top end of the supporting column, the driving gear is arranged on an output shaft of the electric motor, the driving gear is meshed with the straight teeth,
the test tube base is located on the bottom plate and be located under the test tube footstock, the test tube base with press from both sides between the bottom plate and be equipped with reset spring, the battery does the liquid level detector power supply, the switch concatenates in the battery with between the input port of liquid level detector, the battery does the electric motor power supply, the output port of liquid level detector concatenates in the battery with between the electric motor.
2. The precision control anti-needle stick wound hemostix according to claim 1, wherein a rubber ferrule is fixed on the inner side wall of the test tube holding hole.
3. The precision-controlled lancing wound-preventing hemostix according to claim 2, wherein a stopper fixed to the bottom of the test tube top seat is provided between the support arm and the test tube top seat.
4. The precision control anti-needle stick wound hemostix according to claim 1, wherein the liquid level detector is a single beam opposed infrared detector comprising a beam emitter and a beam receiver, the support frame further comprises a support bar, the beam emitter is disposed on the support bar, the beam receiver is disposed on the support bar, and the beam emitter and the beam receiver are disposed opposite to each other.
5. The precision control needle stick wound prevention blood sampler of claim 1, further comprising an alarm connected in series with the electric motor.
6. The precision-controlled lancing wound-preventing hemostix according to claim 1, wherein the switch comprises a movable contact and a stationary contact which are oppositely arranged up and down, the movable contact is fixedly connected with the test tube base, and the stationary contact is fixedly connected with the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922467404.2U CN211658170U (en) | 2019-12-31 | 2019-12-31 | Precise control blood sampler capable of preventing needle stick injury |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922467404.2U CN211658170U (en) | 2019-12-31 | 2019-12-31 | Precise control blood sampler capable of preventing needle stick injury |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211658170U true CN211658170U (en) | 2020-10-13 |
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ID=72736153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922467404.2U Active CN211658170U (en) | 2019-12-31 | 2019-12-31 | Precise control blood sampler capable of preventing needle stick injury |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211658170U (en) |
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2019
- 2019-12-31 CN CN201922467404.2U patent/CN211658170U/en active Active
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