CN210871929U - Bone marrow puncture tool for pediatric clinic - Google Patents
Bone marrow puncture tool for pediatric clinic Download PDFInfo
- Publication number
- CN210871929U CN210871929U CN201921148524.XU CN201921148524U CN210871929U CN 210871929 U CN210871929 U CN 210871929U CN 201921148524 U CN201921148524 U CN 201921148524U CN 210871929 U CN210871929 U CN 210871929U
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- fixedly connected
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Abstract
The utility model discloses a pediatrics is with marrow puncture instrument, the on-line screen storage device comprises a base, the cavity has been seted up to the inside of base, the fixed the inlaying of inside wall of cavity has first bearing, the fixed the inlaying of right flank of cavity has first nut, the connecting plate has been placed to the inside of cavity, the fixed right flank of connecting plate is inlayed and is had the second nut, the bar through-hole has been seted up to the upper surface of base, the regulating block has been placed to the upper surface of base, the bottom that the bar through-hole and extended to the regulating block is run through on the top of connecting plate, the top of connecting plate and the bottom surface fixed connection of regulating block. This bone marrow puncture instrument for pediatrics has reached easy operation, labour saving and time saving through the cooperation of protractor, first screw rod, connecting plate and second nut, has reduced medical staff's the work degree of difficulty, through the cooperation of protractor, scale table and round pin axle, has improved the accuracy of puncture, has avoided bringing the secondary misery for the patient at the puncture in-process.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically a bone marrow puncture instrument for pediatrics.
Background
Medical devices refer to instruments, devices, appliances, in-vitro diagnostic reagents, calibrators, materials and other similar related items used directly or indirectly on the human body, including computer software as needed, the utility is mainly obtained by physical means and the like, not by pharmacological, immunological or metabolic means, or is involved in such means but plays an auxiliary role, and the purpose is to diagnose, prevent, monitor, treat and relieve diseases, diagnose, monitor, treat, relieve and compensate functions of injuries, check, replace and regulate physiological structures or physiological processes, support or maintain life, control pregnancy, and provide information for medical or diagnostic purposes by examining samples from the human body.
At present, use pjncture needle mostly when carrying out the marrow puncture for children clinically, current pjncture needle mainly comprises needle handle, the needle body, positioning seat and holding ring, need manual regulation positioning seat to confirm the needle body length before carrying out the marrow puncture for children, the location is consolidated to the reuse holding ring, it is very troublesome to operate, waste time and energy, medical staff has increased very big work degree of difficulty, and there is different puncture requirements to different puncture positions, the puncture angle all leans on doctor's experience to go on, the puncture is inaccurate, puncture effect is not good and causes the secondary misery for the patient even, therefore, we provide a marrow puncture instrument for pediatric clinical use and solve above problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bone marrow puncture instrument for pediatrics to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a bone marrow puncture tool for pediatrics comprises a base, wherein a cavity is formed in the base, a first bearing is fixedly embedded in the inner side wall of the cavity, a first nut is fixedly embedded in the right side face of the cavity, a connecting plate is placed in the cavity, a second nut is fixedly embedded in the right side face of the connecting plate, a strip-shaped through hole is formed in the upper surface of the base, an adjusting block is placed on the upper surface of the base, the top end of the connecting plate penetrates through the strip-shaped through hole and extends to the bottom of the adjusting block, the top end of the connecting plate is fixedly connected with the bottom face of the adjusting block, a first screw rod is placed on the right side of the base, the left end of the first screw rod sequentially penetrates through the first nut and the second nut and extends into the first bearing, the outer surface of the first screw rod is in threaded connection with the first nut, and the outer surface of the first screw rod is in threaded, the outer surface of the first screw is fixedly connected with the inner ring of the first bearing, the left side of the upper surface of the base is fixedly connected with the protractor, the upper part of the left side surface of the base is fixedly connected with a needle cylinder through a pin shaft, and the left side surface of the needle cylinder is provided with a connecting hole.
The right flank of cylinder is fixed to be inlayed and is had the third nut, the spout has all been seted up to the interior diapire of interior roof of cylinder and cylinder, the spout joint have with the slide of spout looks adaptation, the right flank of slide is fixed to be inlayed and is had the second bearing, the left surface fixedly connected with spring of slide, the one end that the slide was kept away from to the spring and the inside wall fixed connection of cylinder, the left surface of cylinder is equipped with the pjncture needle, the right-hand member through connection hole of pjncture needle extends to the inside of cylinder, the right-hand member of pjncture needle and the left surface fixed connection of slide, the right-hand member of cylinder is equipped with the second screw rod, the left end of second screw rod runs through the third nut and extends to inside the second bearing, the surface and the third nut threaded connection of second screw rod, the surface of second screw rod and.
Preferably, the front surface of the protractor is provided with a dial gauge, and the protractor is in a triangular shape.
Preferably, the right end of the second screw is fixedly connected with a rotating handle, and the outer surface of the rotating handle is fixedly connected with an anti-skidding sleeve.
Preferably, the right end of the first screw rod is fixedly connected with a nut, and the outer surface of the nut is fixedly connected with a protective sleeve.
Preferably, symmetrical suckers are arranged below the base, and the top end of each sucker is fixedly connected with the bottom surface of the base.
Preferably, the upper surface of the base is fixedly connected with a supporting plate, and the top end of the supporting plate is fixedly connected with the bottom surface of the protractor.
Advantageous effects
The utility model provides a bone marrow puncture instrument for pediatrics possesses following beneficial effect: this bone marrow puncture instrument for pediatrics, through first screw rod, the cooperation of connecting plate and second nut, it adjusts the angle of cylinder to have reached the regulating block, the accuracy of puncture has been improved, it is in secondary injury to the patient to have avoided puncturing the in-process, the angle that enables the pjncture needle through the protractor is more accurate, through the spout, the slide, the cooperation of second bearing and spring, it enables the pjncture needle to remove to have reached, the phenomenon that the card is dun when removing has been avoided taking place, the effect of buffering the slide has been played, through the protractor, first screw rod, the cooperation of connecting plate and second nut, easy operation has been reached, time saving and labor saving, medical staff's the work degree of difficulty has been reduced, through the protractor, the cooperation of scale mark and round pin axle, the accuracy of puncture has been improved, secondary misery has been avoided bringing for the patient at the puncture in-process.
Drawings
Fig. 1 is a cross-sectional view of a front view of a base of the present invention;
FIG. 2 is a sectional view of the syringe of the present invention in an elevation view;
fig. 3 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.
In the figure: the device comprises a base 1, a cavity 2, a first bearing 3, a first nut 4, a connecting plate 5, a second nut 6, a strip-shaped through hole 7, an adjusting block 8, a pin shaft 9, a syringe 10, a second screw 11, an anti-slip sleeve 12, a rotating handle 13, a nut 14, a protective sleeve 15, a suction cup 16, a support plate 17, a dial gauge 18, a puncture needle 19, a connecting hole 20, a spring 21, a sliding groove 22, a sliding plate 23, a second bearing 24, a third nut 25, a protractor 26 and a first screw 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a bone marrow puncture tool for pediatrics comprises a base 1, symmetrical suckers 16 are arranged below the base 1, the top end of each sucker 16 is fixedly connected with the bottom surface of the base 1, the fixation of the bone marrow puncture tool is achieved, the puncture accuracy is improved, a supporting plate 17 is fixedly connected to the upper surface of the base 1, the top end of the supporting plate 17 is fixedly connected with the bottom surface of a protractor 26, the fixation of the protractor 26 is achieved, the stability of the protractor 26 is improved, a cavity 2 is formed in the base 1, a first bearing 3 is fixedly embedded in the inner side wall of the cavity 2, a first nut 4 is fixedly embedded in the right side surface of the cavity 2, a connecting plate 5 is placed in the cavity 2, a second nut 6 is fixedly embedded in the right side surface of the connecting plate 5, a strip-shaped through hole 7 is formed in the upper surface of the base 1, an adjusting block 8 is placed on the upper surface of the base 1, the top end of the connecting plate 5 penetrates through the, the top end of the connecting plate 5 is fixedly connected with the bottom surface of the adjusting block 8, the right side of the base 1 is provided with the first screw 27, the right end of the first screw 27 is fixedly connected with the nut 14, the outer surface of the nut 14 is fixedly connected with the protective sleeve 15, the adjustment of the adjusting block 8 is achieved, the protection of the nut 14 is improved, the left end of the first screw 27 sequentially penetrates through the first nut 4 and the second nut 6 and extends into the first bearing 3, the outer surface of the first screw 27 is in threaded connection with the first nut 4, the outer surface of the first screw 27 is in threaded connection with the second nut 6, the outer surface of the first screw 27 is fixedly connected with the inner ring of the first bearing 3, the left side of the upper surface of the base 1 is fixedly connected with the protractor 26, the front surface of the protractor 26 is provided with the scale 18, and the protractor 26 is in a triangular shape, the adjustment is more convenient during use, and the accuracy of, the upper portion of the left side of the base 1 is fixedly connected with a needle cylinder 10 through a pin shaft 9, and the left side of the needle cylinder 10 is provided with a connecting hole 20.
The right side surface of the needle cylinder 10 is fixedly embedded with a third nut 25, the inner top wall of the needle cylinder 10 and the inner bottom wall of the needle cylinder 10 are both provided with a chute 22, the chute 22 is clamped with a sliding plate 23 matched with the chute 22, the right side surface of the sliding plate 23 is fixedly embedded with a second bearing 24, the left side surface of the sliding plate 23 is fixedly connected with a spring 21, one end of the spring 21 far away from the sliding plate 23 is fixedly connected with the inner side wall of the needle cylinder 10, the left side surface of the needle cylinder 10 is provided with a puncture needle 19, the right end of the puncture needle 19 penetrates through a connecting hole 20 and extends into the needle cylinder 10, the right end of the puncture needle 19 is fixedly connected with the left side surface of the sliding plate 23, the right end of the needle cylinder 10 is provided with a second screw rod 11, the right end of the second screw rod 11 is fixedly connected with a rotating handle 13, the outer surface of the rotating handle 13 is fixedly connected with an anti-slip sleeve 12, the outer surface of the second screw rod 11 is in threaded connection with a third nut 25, and the outer surface of the second screw rod 11 is fixedly connected with the inner ring of the second bearing 24.
The working principle is as follows: the suction cup 16 is first fixed to the body of the patient, the first screw 27 can be driven by turning the nut 14, the adjustment block 8 can adjust the angle of the needle cylinder 10 through the matching of the first screw 27, the connecting plate 5 and the second nut 6, the angle of the puncture needle 19 can be more accurately measured through the protractor 26, the second screw rod 11 can be rotated through the rotation of the rotating handle 13, through the cooperation of the slide groove 22, the slide plate 23 and the second bearing 24, the puncture needle 19 can be moved, the sliding plate 23 can be buffered by the spring 21, and is matched with the protractor 26, the first screw 27, the connecting plate 5 and the second nut 6, so that the operation is simple, the time and the labor are saved, the working difficulty of medical staff is reduced, through the matching of the protractor 26, the dial gauge 18 and the pin shaft 9, the accuracy of puncture is improved, and secondary pain of a patient in the puncture process is avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A bone marrow puncture instrument for pediatrics, includes base (1), its characterized in that: the cavity (2) is arranged in the base (1), the inner side wall of the cavity (2) is fixedly embedded with a first bearing (3), the right side surface of the cavity (2) is fixedly embedded with a first nut (4), the connecting plate (5) is placed in the cavity (2), the right side surface of the connecting plate (5) is fixedly embedded with a second nut (6), the upper surface of the base (1) is provided with a strip-shaped through hole (7), the upper surface of the base (1) is provided with an adjusting block (8), the top end of the connecting plate (5) penetrates through the strip-shaped through hole (7) and extends to the bottom of the adjusting block (8), the top end of the connecting plate (5) is fixedly connected with the bottom surface of the adjusting block (8), the right side of the base (1) is provided with a first screw rod (27), the left end of the first screw rod (27) sequentially penetrates through the first nut (4) and the second nut (6) and extends to the inside of the first bearing (3), the outer surface of the first screw (27) is in threaded connection with the first nut (4), the outer surface of the first screw (27) is in threaded connection with the second nut (6), the outer surface of the first screw (27) is fixedly connected with the inner ring of the first bearing (3), the left side of the upper surface of the base (1) is fixedly connected with the protractor (26), the upper part of the left side surface of the base (1) is fixedly connected with the needle cylinder (10) through a pin shaft (9), and the left side surface of the needle cylinder (10) is provided with a connecting hole (20);
the right flank of cylinder (10) is fixed to be inlayed and is had third nut (25), spout (22) have all been seted up to the interior roof of cylinder (10) and the interior diapire of cylinder (10), spout (22) joint has slide (23) with spout (22) looks adaptation, the right flank of slide (23) is fixed to be inlayed and is had second bearing (24), the left surface fixedly connected with spring (21) of slide (23), the one end that slide (23) were kept away from in spring (21) and the inside wall fixed connection of cylinder (10), the left flank of cylinder (10) is equipped with pjncture needle (19), the right-hand member through connection hole (20) of pjncture needle (19) extends to the inside of cylinder (10), the right-hand member of pjncture needle (19) and the left surface fixed connection of slide (23), the right-hand member of cylinder (10) is equipped with second screw rod (11), the left end of the second screw rod (11) penetrates through the third nut (25) and extends into the second bearing (24), the outer surface of the second screw rod (11) is in threaded connection with the third nut (25), and the outer surface of the second screw rod (11) is fixedly connected with the inner ring of the second bearing (24).
2. The bone marrow puncture tool for pediatrics as set forth in claim 1, wherein: the front surface of the protractor (26) is provided with a dial gauge (18), and the protractor (26) is in a triangular shape.
3. The bone marrow puncture tool for pediatrics as set forth in claim 1, wherein: the right end of the second screw rod (11) is fixedly connected with a rotating handle (13), and the outer surface of the rotating handle (13) is fixedly connected with an anti-skidding sleeve (12).
4. The bone marrow puncture tool for pediatrics as set forth in claim 1, wherein: the right-hand member fixedly connected with nut (14) of first screw rod (27), the surface fixed connection of nut (14) is connected with protective sheath (15).
5. The bone marrow puncture tool for pediatrics as set forth in claim 1, wherein: symmetrical suckers (16) are arranged below the base (1), and the top end of each sucker (16) is fixedly connected with the bottom surface of the base (1).
6. The bone marrow puncture tool for pediatrics as set forth in claim 1, wherein: the upper surface of the base (1) is fixedly connected with a supporting plate (17), and the top end of the supporting plate (17) is fixedly connected with the bottom surface of the protractor (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921148524.XU CN210871929U (en) | 2019-07-22 | 2019-07-22 | Bone marrow puncture tool for pediatric clinic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921148524.XU CN210871929U (en) | 2019-07-22 | 2019-07-22 | Bone marrow puncture tool for pediatric clinic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210871929U true CN210871929U (en) | 2020-06-30 |
Family
ID=71329472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921148524.XU Expired - Fee Related CN210871929U (en) | 2019-07-22 | 2019-07-22 | Bone marrow puncture tool for pediatric clinic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210871929U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112168303A (en) * | 2020-10-19 | 2021-01-05 | 冯忠华 | Bone marrow puncture needle for hematology department |
| CN112568978A (en) * | 2020-12-10 | 2021-03-30 | 姚潺鑫 | Clinical puncture positioning device |
| CN113017790A (en) * | 2021-02-24 | 2021-06-25 | 颍上县人民医院 | Surgical puncture needle and use method thereof |
-
2019
- 2019-07-22 CN CN201921148524.XU patent/CN210871929U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112168303A (en) * | 2020-10-19 | 2021-01-05 | 冯忠华 | Bone marrow puncture needle for hematology department |
| CN112568978A (en) * | 2020-12-10 | 2021-03-30 | 姚潺鑫 | Clinical puncture positioning device |
| CN113017790A (en) * | 2021-02-24 | 2021-06-25 | 颍上县人民医院 | Surgical puncture needle and use method thereof |
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Legal Events
| 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: 20200630 Termination date: 20210722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |