CN215018688U - Puncture needle for pediatric clinic - Google Patents
Puncture needle for pediatric clinic Download PDFInfo
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- CN215018688U CN215018688U CN202121565622.0U CN202121565622U CN215018688U CN 215018688 U CN215018688 U CN 215018688U CN 202121565622 U CN202121565622 U CN 202121565622U CN 215018688 U CN215018688 U CN 215018688U
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- censorship
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- clamping rod
- speed measuring
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- 238000007789 sealing Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 238000007689 inspection Methods 0.000 claims description 24
- 210000001175 cerebrospinal fluid Anatomy 0.000 abstract description 37
- 238000012360 testing method Methods 0.000 description 12
- 210000001124 body fluid Anatomy 0.000 description 11
- 239000010839 body fluid Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 208000002403 Encephalocele Diseases 0.000 description 4
- 238000009593 lumbar puncture Methods 0.000 description 4
- 241000233866 Fungi Species 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000007917 intracranial administration Methods 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000030833 cell death Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010019909 Hernia Diseases 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 208000002151 Pleural effusion Diseases 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 238000002583 angiography Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009534 blood test Methods 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000001082 somatic cell Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
A pediatric clinical puncture needle effectively increases the function of adjusting the cerebrospinal fluid outflow speed of a patient, and comprises a needle head, wherein a speed measuring plate is connected inside the needle head, a speed measuring spring is connected above the speed measuring plate, a scale plate is arranged behind the speed measuring plate, a speed regulating valve is arranged below the speed measuring plate, a delivery cover is arranged below the needle head, a clamping mechanism is arranged inside the delivery cover, a sealing mechanism is arranged above the delivery cover, a delivery box is connected below the delivery cover, and an ice storage tank and a delivery tank are arranged inside the delivery box. The aim of storing the cerebrospinal fluid of the patient at low temperature is fulfilled.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a puncture needle for pediatrics.
Background
Puncture, the commonly used surgical parlance of medical science, it is to pierce the pjncture needle and draw the secretion in the body cavity and carry out the chemical examination, inject gas or contrast medium into the body cavity and carry out the radiography examination, or to inject a kind of diagnosis and treatment technique of medicine into the body cavity, the purpose of puncture is the blood test of drawing blood, blood transfusion, infusion and to put into the pipe and do angiography etc. the puncture operation kind that paediatrics can carry out is also many, if: lumbar puncture, thoracentesis, abdominocentesis, etc., can use the pjncture needle in the puncture operation, the pjncture needle is the medical instrument to tissue sampling and injection treatment of multiple organs of the human body in the operation, after medical staff takes the puncture sample with the pjncture needle, most living body samples leave the human body, many somatic cells can die fast, therefore need send to the laboratory immediately and detect or carry out cryogenic storage, in order to prevent that the cell death of sample from influencing the accuracy of detection, but current device can't accomplish to store and transport the sample at low temperature, and current device can't measure and adjust the body fluid flow rate of patient, especially for the patient of lumbar puncture, if the cerebrospinal fluid outflow speed of patient is too fast, it is too big to show intracranial pressure, if medical staff does not intervene and carry out the hernia of flow rate regulation, the patient has the risk of producing the brain, there is therefore a need for a pediatric clinical needle that can observe and regulate the outflow rate of cerebrospinal fluid from a patient to address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a clinical pjncture needle that uses of paediatrics, the utility model discloses novel structure, think about ingeniously, easy operation is convenient, the effectual function that has increased adjustable patient's cerebrospinal fluid outflow speed, the risk that the patient produced the cerebral hernia because of the cerebrospinal fluid outflow is too fast has been reduced, the purpose that can directly observe the outflow speed of patient cerebrospinal fluid has been reached, medical staff has been increased and the function that the censorship is taken a sample to patient cerebrospinal fluid has been reached, the purpose of carrying out low temperature storage to patient cerebrospinal fluid has been reached, the probability that medical staff censorship in-process sample is contaminated by the miscellaneous fungus in the air has been reduced, the stability of needle is held in the increase medical staff operation process, the probability that patient's body fluid sample took place to overturn on the way in censorship has been reduced, the purpose that medical staff can look over the property and the quantity of patient's body fluid has been reached.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model discloses a syringe needle, the inside of syringe needle is rotated and is connected with one and tests the speed the board, tests the speed spring of top fixedly connected with of board, the other end and syringe needle fixed connection that tests the speed the spring, the rear of the board that tests the speed is equipped with a scale plate, and scale plate and syringe needle sliding connection just can follow the syringe needle and slide from top to bottom, the rear end of the board that tests the speed can be followed the scale plate and slided around, tests the speed the board and mutually supports the limit structure who forms the scale plate with the spring that tests the speed, the below of the board that tests the speed is equipped with a governing valve of being connected with the syringe needle rotation, the below of syringe needle is equipped with a detachable censorship lid, and the inside of censorship lid is equipped with a clamping mechanism, the top of censorship lid is equipped with a sealing mechanism, the below of censorship lid is rotated and is connected with a censorship box, and has offered an ice storage tank and a censorship groove.
Preferably, clamping mechanism is including one can follow the censorship and cover the first clamping rod of horizontal slip, and the middle part cover of first clamping rod is equipped with a plurality of first clamping spring, and every first clamping spring's the other end all with censorship lid fixed connection, and censorship lid and every first clamping spring mutually support and form the limit structure of first clamping rod, the right-hand second clamping rod that can follow censorship and cover horizontal slip that is equipped with of first clamping rod, the middle part cover of second clamping rod is equipped with a plurality of second clamping spring, and every second clamping spring's the other end all with censorship lid fixed connection, censorship lid and every second clamping spring mutually support and form the limit structure of second clamping rod, the lower extreme of syringe needle passes between first clamping rod and second clamping rod, and first clamping rod and second clamping rod mutually support and form the limit structure of syringe needle.
Preferably, sealing mechanism including a plurality of with the censorship lid rotate the closing plate of being connected, the equal fixedly connected with sealing spring in below of every closing plate, every sealing spring's the other end all with censorship lid fixed connection, every sealing spring and censorship lid mutually support the limit structure who forms the closing plate that corresponds.
Preferably, the middle part of syringe needle is equipped with a fingerboard, the inside cover of syringe needle is equipped with a nook closing member, the rear of syringe needle is equipped with a rubber pad, and the front end of nook closing member passes the rubber pad and can follow the syringe needle and slide from beginning to end, and a spacing recess has been seted up to the upper end of nook closing member, the rear of syringe needle is equipped with a spacing lug, and syringe needle, spacing lug and spacing recess mutually support and form the limit structure of nook closing member.
Preferably, an observation window is arranged behind the submission box, and a fixed sucker is fixedly connected to the left side of the submission box.
The utility model discloses novel structure, think about ingeniously, easy operation is convenient, through the effectual function that increases adjustable patient's cerebrospinal fluid outflow speed of this design, the risk that the patient produced the cerebral hernia because of the cerebrospinal fluid outflow is too fast has been reduced, the purpose of the outflow speed of direct observation patient cerebrospinal fluid has been reached, medical staff has been increased and the function that censorship can take a sample to patient cerebrospinal fluid has been reached, the purpose of carrying out low temperature storage to patient cerebrospinal fluid has been reached, the probability that medical staff censorship in-process sample is contaminated by the miscellaneous fungus in the air has been reduced, the stability of needle holding in the increase medical staff operation process, the probability that patient's body fluid sample took place to overturn on the way censorship has been reduced, the purpose that medical staff can look over the property and the quantity of patient's body fluid has been reached.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the position of the middle rubber pad of the present invention.
Fig. 3 is the utility model discloses well test the speed board and test the cooperation sketch map of the spring that tests the speed.
Fig. 4 is a schematic structural diagram of the middle sealing mechanism of the present invention.
Fig. 5 is a schematic structural diagram of the middle clamping mechanism of the present invention.
Fig. 6 is a schematic view of the ice storage tank of the present invention.
Fig. 7 is a partially enlarged view of the area a in fig. 3 according to the present invention.
In the figure: the automatic detection device comprises a needle head 1, a speed measuring plate 2, a speed measuring spring 3, a scale plate 4, a speed regulating valve 5, a inspection delivery cover 6, a clamping mechanism 7, a sealing mechanism 8, a inspection delivery box 9, an ice storage tank 10, an inspection delivery tank 11, a first clamping rod 12, a first clamping spring 13, a second clamping rod 14, a second clamping spring 15, a sealing plate 16, a sealing spring 17, a finger plate 18, a needle core 19, a rubber pad 20, a limiting groove 21, a limiting bump 22, an observation window 23 and a fixed sucker 24.
Detailed Description
The following describes the present invention in further detail with reference to fig. 1-7.
In the first embodiment, as shown in fig. 1-3 and fig. 6-7, the utility model comprises a needle head 1, in order to achieve the purpose that the medical staff can adjust the outflow rate of cerebrospinal fluid of a patient during lumbar puncture, a speed measuring plate 2 is rotatably connected inside the needle head 1, the front end of the speed measuring plate 2 is a circle whose radius is smaller than the inner wall of the needle head 1 and is arranged inside the needle head 1, a speed measuring spring 3 is fixedly connected above the speed measuring plate 2, the other end of the speed measuring spring 3 is fixedly connected with the needle head 1, a scale plate 4 is arranged behind the speed measuring plate 2, a straight notch is arranged in the middle of the scale plate 4, a bump is arranged at the position of the speed measuring plate 2 corresponding to the straight notch, the bump and the straight notch are mutually matched to form a limit structure of the scale plate 4, the scale plate 4 is slidably connected with the needle head 1 and can slide up and down along the needle head 1, the position of the needle head 1 corresponding to the scale plate 4 is provided with scale marks, the rear end of the speed measuring plate 2 can slide back and forth along the scale plate 4, the speed measuring plate 2 and the speed measuring spring 3 are mutually matched to form a limiting structure of the scale plate 4, when the device is used, cerebrospinal fluid of a patient flows out from the inside of the needle head 1, when the cerebrospinal fluid flows through the speed measuring plate 2, the cerebrospinal fluid pushes the front end of the speed measuring plate 2 downwards to drive the speed measuring plate 2 to rotate due to the blocking of the speed measuring plate 2, so that the rear end of the speed measuring plate 2 is lifted upwards, the speed measuring plate 2 rotates to drive the scale plate 4 to slide upwards, due to the action of the speed measuring spring 3, the sliding height of the scale plate 4 is positively correlated with the flow velocity of the cerebrospinal fluid of the patient, therefore, the outflow speed of the cerebrospinal fluid of the patient can be observed according to the position of the scale line represented by the scale plate 4, the intracranial pressure of the patient is indirectly monitored, a speed regulating valve 5 rotationally connected with the needle head 1 is arranged below the speed measuring plate 2, and the right end of the speed regulating valve 5 is disc-shaped inside the needle head 1, when the intracranial pressure of a patient is high, namely the outflow speed of the cerebrospinal fluid of the patient is too high, the speed regulating valve 5 can be rotated to reduce the outflow speed of the cerebrospinal fluid of the patient and reduce the risk of cerebral hernia caused by the too high outflow speed of the cerebrospinal fluid of the patient, the detachable censorship cover 6 is arranged below the needle head 1, the clamping mechanism 7 is arranged inside the censorship cover 6, the needle head 1 is connected with the censorship cover 6 through the clamping mechanism 7, the sealing mechanism 8 is arranged above the censorship cover 6, the censorship box 9 is rotatably connected below the censorship cover 6, the hook-shaped plate is arranged behind the censorship cover 6, the protrusion is arranged behind the censorship box 9, the hook-shaped plate and the protrusion can be matched with each other, the ice storage tank 10 and the censorship tank 11 are arranged inside the censorship box 9, the censorship tank 11 is used for storing the cerebrospinal fluid flowing out of the patient through lumbar puncture, and low-temperature substances can be stored in the ice storage tank 10, the probability of cell death caused by the separation of the cerebrospinal fluid of the patient from the human body is reduced, and the correct detection rate is increased.
In the second embodiment, on the basis of the first embodiment, as shown in fig. 1-2 and 5, in order to facilitate medical staff to sample and inspect cerebrospinal fluid of a patient, the clamping mechanism 7 includes a first clamping rod 12 capable of sliding left and right along the inspection cover 6, a plurality of first clamping springs 13 are sleeved on the middle portion of the first clamping rod 12, the other end of each first clamping spring 13 is fixedly connected with the inspection cover 6, the inspection cover 6 and each first clamping spring 13 are matched with each other to form a limiting structure of the first clamping rod 12, a second clamping rod 14 capable of sliding left and right along the inspection cover 6 is arranged on the right side of the first clamping rod 12, a plurality of second clamping springs 15 are sleeved on the middle portion of the second clamping rod 14, the other end of each second clamping spring 15 is fixedly connected with the inspection cover 6, the inspection cover 6 and each second clamping spring 15 are matched with each other to form a limiting structure of the second clamping rod 14, the lower end of the needle 1 penetrates between a first clamping rod 12 and a second clamping rod 14, the first clamping rod 12 and the second clamping rod 14 are mutually matched to form a limiting structure of the needle 1, the middle part of the first clamping rod 12 is rod-shaped and penetrates through the second clamping rod 14, the right side of the first clamping rod 12 is semicircular, the middle part of the second clamping rod 14 is rod-shaped and penetrates through the first clamping rod 12, the left side of the second clamping rod 14 is semicircular, a circular ring-shaped bulge is arranged at the lower end of the needle 1 and clamped between the two semicircles of the first clamping rod 12 and the second clamping rod 14, when the device is used, the needle 1 can be directly inserted downwards into the inspection box 9, the first clamping rod 12 and the second clamping rod 14 are bounced off by the circular ring-shaped bulge, and the first clamping rod 12 and the second clamping rod 14 are respectively reset under the action of a first clamping spring 13 and a second clamping spring 15 after the circular ring-shaped bulge passes through the first clamping rod 12 and the second clamping rod 14, the needle 1 is fixed, when the censorship cover 6 needs to be removed, the first clamping rod 12 and the second clamping rod 14 can be directly extruded towards the middle, the needle 1 is disengaged from the first clamping rod 12 and the second clamping rod 14, and the censorship box 9 can be removed.
In the third embodiment, based on the first embodiment, as shown in fig. 1-2 and 4, in order to reduce the contamination of the sample by the bacteria in the air during the medical staff's censorship process, the sealing mechanism 8 includes a plurality of sealing plates 16 rotatably connected to the censorship cover 6, each sealing plate 16 is triangular and can rotate downward along the censorship cover 6 but cannot rotate upward, each sealing plate 16 can be closed to be circular when being limited upward, the censorship cover 6 is sealed, a sealing spring 17 is fixedly connected below each sealing plate 16, the other end of each sealing spring 17 is fixedly connected to the censorship cover 6, each sealing spring 17 and the censorship cover 6 cooperate to form a limiting structure of the corresponding sealing plate 16, when the device is in use, the needle 1 can be directly inserted downward into the censorship cover 6, each sealing plate 16 is turned downward under the action of the needle 1, when the censorship cover 6 is removed, each sealing plate 16 automatically resets under the action of a corresponding sealing spring 17, so that the inspection cover 6 is sealed.
Fourth embodiment, on the basis of the second embodiment, as shown in fig. 1-2, in order to reduce the occurrence of unstable needle holding during the operation of the medical care personnel, a finger plate 18 is disposed in the middle of the needle 1, the medical care personnel can insert fingers into the rear of the finger plate 18 and tightly grip the rear end of the needle 1 during the operation, when the needle 1 is inserted into the patient, the finger plate 18 can be tightly attached to the skin of the patient, so that the medical care personnel can hold the needle more stably, a needle core 19 is sleeved inside the needle 1, a rubber pad 20 is disposed behind the needle 1, the rubber pad 20 is made of rubber material, the front end of the needle core 19 penetrates through the rubber pad 20 and can slide back and forth along the needle 1, when the needle core 19 is pulled out of the needle 1, the rubber pad 20 can be automatically sealed, a limit groove 21 is disposed at the upper end of the needle core 19, a limit bump 22 is disposed behind the needle 1, the needle head 1, the limiting convex block 22 and the limiting groove 21 are mutually matched to form a limiting structure of the needle core 19, the needle head 1 and the needle core 19 can be effectively prevented from rotating when the device is punctured into a patient, when the device is used, the needle core 19 can be inserted into the needle head 1 and then punctured into the patient, and then the needle core 19 can be pulled out to collect body fluid of the patient.
Fifth embodiment, on the basis of first embodiment, by figure 1-2 and figure 6 show, in order to reach the purpose that medical personnel can audio-visually observe the property and the quantity of gathering patient's body fluid, the rear of censorship box 9 is equipped with an observation window 23, and observation window 23 adopts the glass material to make, is equipped with the scale mark by one side at observation window 23, the left side fixedly connected with one fixed suction cup 24 of censorship box 9, and medical personnel can adsorb fixed suction cup 24 at the inner wall of medical personnel's tray in the in-process of censorship after gathering patient's cerebrospinal fluid, avoids censorship box 9 to topple over.
When the utility model is used, when a patient punctures the lumbar vertebra, the needle head 1 can be directly inserted downwards into the censorship box 9 after the ice bag is placed in the ice storage tank 10, each sealing plate 16 is downwards overturned under the action of the needle head 1, the needle head 1 is fixed under the action of the first clamping spring 13 and the second clamping spring 15 by the first clamping rod 12 and the second clamping rod 14, then the needle core 19 is inserted into the needle head 1 and then pricked into the patient together, the body fluid collection can be carried out on the patient after the needle core 19 is successfully pulled out, the rubber pad 20 is automatically sealed after the needle core 19 is pulled out, the cerebrospinal fluid of the patient pushes the speed measuring plate 2 to rotate when flowing through the speed measuring plate 2, the speed measuring plate 2 rotates to drive the scale plate 4 to upwards slide, the outflow speed of the cerebrospinal fluid of the patient can be observed according to the height of the scale plate 4, when the outflow speed is too fast, the speed regulating valve 5 can be rotated, the outflow speed of the cerebrospinal fluid of the patient is reduced, the cerebrospinal fluid of the patient is stored in the inspection slot 11 through the needle 1, the low-temperature storage is carried out under the action of the ice bag in the ice storage slot 10, when the inspection cover 6 and the inspection box 9 need to be taken down, the first clamping rod 12 and the second clamping rod 14 can be directly extruded to the middle, the needle 1 is disengaged from the first clamping rod 12 and the second clamping rod 14, the inspection cover 6 and the inspection box 9 can be taken down, each sealing plate 16 automatically resets under the action of the corresponding sealing spring 17, the inspection cover 6 is sealed, the fixed sucker 24 can be adsorbed on the inner wall of the medical staff tray in the inspection process after the body fluid of the patient is collected by the medical staff, the inspection box 9 is prevented from toppling over, when the cerebrospinal fluid of the patient in the inspection slot 11 needs to be sampled, the inspection cover 6 can be turned over upwards and opened for sampling and testing, and other puncture operations (such as thoracocentesis, centesis, and other puncture operations) can be carried out by the device, Abdominocentesis), also can be connected pipe and liquid seal bottle to the syringe needle 1 below and collect patient's pleural effusion or abdominal cavity hydrops.
The utility model discloses novel structure, think about ingeniously, easy operation is convenient, through the effectual function that increases adjustable patient's cerebrospinal fluid outflow speed of this design, the risk that the patient produced the cerebral hernia because of the cerebrospinal fluid outflow is too fast has been reduced, the purpose of the outflow speed of direct observation patient cerebrospinal fluid has been reached, medical staff has been increased and the function that censorship can take a sample to patient cerebrospinal fluid has been reached, the purpose of carrying out low temperature storage to patient cerebrospinal fluid has been reached, the probability that medical staff censorship in-process sample is contaminated by the miscellaneous fungus in the air has been reduced, the stability of needle holding in the increase medical staff operation process, the probability that patient's body fluid sample took place to overturn on the way censorship has been reduced, the purpose that medical staff can look over the property and the quantity of patient's body fluid has been reached.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A puncture needle for pediatrics comprises a needle head (1), and is characterized in that: the needle head (1) is rotatably connected with a speed measuring plate (2), a speed measuring spring (3) is fixedly connected above the speed measuring plate (2), the other end of the speed measuring spring (3) is fixedly connected with the needle head (1), a scale plate (4) is arranged at the rear part of the speed measuring plate (2), the scale plate (4) is in sliding connection with the needle head (1) and can slide up and down along the needle head (1), the rear end of the speed measuring plate (2) can slide back and forth along the scale plate (4), the speed measuring plate (2) and the speed measuring spring (3) are mutually matched to form a limiting structure of the scale plate (4), a speed regulating valve (5) rotatably connected with the needle head (1) is arranged below the speed measuring plate (2), a detachable inspection cover (6) is arranged below the needle head (1), a clamping mechanism (7) is arranged inside the inspection cover (6), a sealing mechanism (8) is arranged above the inspection cover (6), the lower part of the submission cover (6) is rotatably connected with a submission box (9), and an ice storage groove (10) and a submission groove (11) are formed in the submission box (9).
2. A pediatric clinical puncture needle according to claim 1, wherein: the clamping mechanism (7) comprises a first clamping rod (12) capable of sliding left and right along the censorship cover (6), a plurality of first clamping springs (13) are sleeved in the middle of the first clamping rod (12), the other end of each first clamping spring (13) is fixedly connected with the censorship cover (6), the censorship cover (6) and each first clamping spring (13) are matched with each other to form a limiting structure of the first clamping rod (12), a second clamping rod (14) capable of sliding left and right along the censorship cover (6) is arranged on the right side of the first clamping rod (12), a plurality of second clamping springs (15) are sleeved in the middle of the second clamping rod (14), the other end of each second clamping spring (15) is fixedly connected with the censorship cover (6), the censorship cover (6) and each second clamping spring (15) are matched with each other to form a limiting structure of the second clamping rod (14), the lower end of the needle head (1) penetrates between the first clamping rod (12) and the second clamping rod (14), and the first clamping rod (12) and the second clamping rod (14) are matched with each other to form a limiting structure of the needle head (1).
3. A pediatric clinical puncture needle according to claim 1, wherein: sealing mechanism (8) including a plurality of with censorship lid (6) rotation connection's closing plate (16), sealing spring (17) of the equal fixedly connected with in below of every closing plate (16), the other end of every sealing spring (17) all with censorship lid (6) fixed connection, every sealing spring (17) and censorship lid (6) mutually support the limit structure who forms corresponding closing plate (16).
4. A pediatric clinical puncture needle according to claim 2, wherein: the middle part of syringe needle (1) is equipped with one fingerboard (18), the inside cover of syringe needle (1) is equipped with a nook closing member (19), the rear of syringe needle (1) is equipped with a rubber pad (20), and the front end of nook closing member (19) passes rubber pad (20) and can follow syringe needle (1) and slide around, and a spacing recess (21) have been seted up to the upper end of nook closing member (19), the rear of syringe needle (1) is equipped with one spacing lug (22), and syringe needle (1), spacing lug (22) and spacing recess (21) mutually support the limit structure who forms nook closing member (19).
5. A pediatric clinical puncture needle according to claim 1, wherein: the rear of the submission box (9) is provided with an observation window (23), and the left side of the submission box (9) is fixedly connected with a fixed sucker (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121565622.0U CN215018688U (en) | 2021-07-09 | 2021-07-09 | Puncture needle for pediatric clinic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121565622.0U CN215018688U (en) | 2021-07-09 | 2021-07-09 | Puncture needle for pediatric clinic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215018688U true CN215018688U (en) | 2021-12-07 |
Family
ID=79225283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121565622.0U Expired - Fee Related CN215018688U (en) | 2021-07-09 | 2021-07-09 | Puncture needle for pediatric clinic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215018688U (en) |
-
2021
- 2021-07-09 CN CN202121565622.0U patent/CN215018688U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |