CN109893177B - Marrow puncture extraction device - Google Patents
Marrow puncture extraction device Download PDFInfo
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- CN109893177B CN109893177B CN201910332271.XA CN201910332271A CN109893177B CN 109893177 B CN109893177 B CN 109893177B CN 201910332271 A CN201910332271 A CN 201910332271A CN 109893177 B CN109893177 B CN 109893177B
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Abstract
The invention relates to the technical field of medical instruments, in particular to a bone marrow puncturing and extracting device which comprises a top plate, wherein supporting plates are fixedly arranged on two sides of the lower surface of the top plate, a sliding groove is formed in the upper part of a connecting rod, a moving block is slidably arranged in the sliding groove, a rotary disc is arranged at one end of a threaded rod, a ball body located in a ball groove is arranged at the other end of the threaded rod, an anesthetic cylinder movably penetrates through the left side of the top plate, a bone marrow extracting cylinder penetrates through the inner part of an outer sleeve, a first push rod and a second push rod are respectively arranged on the upper surfaces of a left piston and a right piston, a limiting plate located above the first push plate is arranged at the lower part of the inner side of the first push plate, and a. Compared with the prior art, the puncture outfit can stably puncture a patient at one time, is accurate in puncture, convenient to use, safe, reliable, strong in practicability, strong in using effect and worthy of vigorous popularization and use, and the pain of the patient is relieved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a marrow puncture extraction device.
Background
Bone marrow aspiration is a routine diagnostic technique for clinical bone marrow extraction, and a bone marrow puncture needle is a necessary medical instrument during the bone marrow aspiration. At present, in the prior art, the bone marrow is extracted by adopting a conventional bone marrow puncture needle, when the bone marrow is extracted, an injection needle is firstly used for anesthesia puncture at a puncture point, then the bone marrow puncture needle is used for puncturing and extracting the bone marrow at the same position, the anesthesia puncture and the marrow extraction puncture are separately carried out, the puncture frequency is more, and the pain of a patient is easily increased.
Meanwhile, the bone marrow puncture needles are manually and directly punctured by hands during puncturing, the puncture needles are easy to deflect and bend due to the non-uniformity of force applied by hands, the extraction effect is influenced, great pain is brought to patients, and the bone marrow extraction effect is also influenced by the shaking of the patients during puncturing.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a marrow puncture extraction device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the design is a bone marrow puncture extracting device, which comprises a top plate, wherein supporting plates are fixedly arranged on two sides of the lower surface of the top plate, a connecting rod is jointly installed on the lower part between the two supporting plates, a sliding groove is formed in the upper part of the connecting rod, a moving block is slidably installed in the sliding groove, a ball groove is formed in one side of the moving block, a threaded rod is connected to the lower part of the supporting plates in a threaded manner, a rotary disc is installed at one end of the threaded rod, a ball body positioned in the ball groove is installed at the other end of the threaded rod, an anesthetic tube penetrates through the left side of the top plate in a movable manner, an outer sleeve penetrates through the right side of the top plate in a fixed manner, an air release tube is installed on the upper part of the left side of the outer sleeve, an air tube is installed on the upper, the lower ends of the marrow extraction cylinder and the anesthetic cylinder are respectively provided with a connecting pipe, the left and right connecting pipes are respectively provided with a first valve body and a second valve body on pipelines, one end of the left and right connecting pipes is jointly provided with a puncture needle, the inside of the anesthetic cylinder and the marrow extraction cylinder is respectively provided with a piston, the upper surfaces of the left and right pistons are respectively provided with a first push rod and a second push rod, the outer lower part of the marrow extraction cylinder is fixedly sleeved with a first push plate, the edge of the first push plate is provided with a first annular groove, the inside of the first annular groove is provided with a first sealing ring which is contacted with the inner wall of an outer sleeve, the outer lower part of the marrow extraction cylinder is sleeved with a first spring which is positioned inside the outer sleeve, the inner lower part of the first push plate is provided with a limiting plate which is positioned above the first push plate, and the outer lower part, the upper part of the inner side of the outer sleeve is provided with a second annular groove, a second sealing ring in contact with the bone marrow extracting cylinder is arranged in the second annular groove, and the anesthetic cylinder and the bone marrow extracting cylinder are fixedly connected through a fixing plate.
Preferably, a groove body is arranged on one side of the upper surface of the top plate, a push rod is arranged inside the groove body, one end of the push rod is abutted to the anesthetic barrel, and a third spring is arranged at the other end of the push rod.
Preferably, the mounting panel is installed in the left side of a marrow extraction section of thick bamboo, one side equidistant of mounting panel is equipped with a plurality of fixed orificess, the left side middle part of outer sleeve is equipped with the shoulder hole, the dead lever has been run through to the inside of shoulder hole, the right-hand member and the fixed orifices cooperation of dead lever, iron plate is installed to the left end of dead lever, the dead lever is equipped with sealed the pad with the position of outer sleeve contact, the outside of dead lever is fixed to be cup jointed the second slurcam, the outside of dead lever has been cup jointed and has been located the left second spring of second slurcam, magnet is installed in one side rotation of.
Preferably, the bottom plate is installed to the lower extreme of backup pad, the lower surface of bottom plate is installed anti-skidding arch.
Preferably, one side of each moving block is provided with a rubber buffer pad.
The invention provides a marrow puncture extraction device, which has the beneficial effects that: the anesthetic barrel and the bone marrow extracting barrel which are arranged in the invention adopt a common puncture needle, so that the patient can be punctured only once when in use, the pain of the patient is relieved, the air bag can fill air into the outer sleeve, the air can enable the first push plate to be uniformly stressed to move downwards, the bone marrow extracting barrel can be stably moved downwards, the puncture needle can be stably penetrated into the bone of the patient, the puncture needle can not be deviated to cause injury to the patient, the rotary disc arranged on the bone marrow extracting barrel drives the threaded rod to rotate, the threaded rod drives the moving block to move, the two moving blocks fix the patient, the patient can be prevented from shaking, and the stability and the accuracy of puncture are ensured. Is worthy of being widely popularized and used.
Drawings
FIG. 1 is a schematic structural view of a bone marrow puncturing and extracting device according to the present invention;
FIG. 2 is a schematic view of the structure of part A of the marrow puncture extraction device provided by the present invention;
FIG. 3 is a schematic view of the structure of the part B of the marrow puncture extraction device according to the present invention;
FIG. 4 is a schematic view of the structure of the C portion of the marrow puncture extraction device provided by the present invention;
fig. 5 is a schematic view of a structure of a portion D of the bone marrow puncturing and extracting device provided by the present invention.
In the figure: the device comprises a first push rod 1, a fixed plate 2, an anesthetic barrel 3, an air release pipe 4, a top plate 5, a piston 6, a support plate 7, a first valve body 8, a rotary disc 9, a threaded rod 10, a ball groove 11, a moving block 12, a puncture needle 13, a sliding groove 14, a ball body 15, a connecting rod 16, a bottom plate 17, a second valve body 18, a connecting pipe 19, a first spring 20, a first push plate 21, an outer sleeve 22, an air bag 23, an air pipe 24, a one-way valve 25, a bone marrow extraction barrel 26, a second push rod 27, a stepped hole 28, an iron plate 29, a fixed rod 30, a fixed hole 31, a mounting plate 32, a second push plate 33, a second spring 34, a magnet 35, a limiting plate 36, a first annular groove 37, a first sealing ring 38, a second annular groove 39, a second sealing ring 40, a push rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a marrow puncture extraction device, includes roof 5, and top surface one side of roof 5 is equipped with the cell body 42, and the internally mounted of cell body 42 has push rod 41, and the one end of push rod 41 is contradicted with an anesthetic section of thick bamboo 3, and the other end of push rod 41 installs third spring 43, can compress tightly fixedly anesthetic section of thick bamboo 3 through push rod 41, prevents that an anesthetic section of thick bamboo 3 from reciprocating when using.
The equal fixed mounting in lower surface both sides of roof 5 has backup pad 7, and bottom plate 17 is installed to the lower extreme of backup pad 7, and the lower surface mounting of bottom plate 17 has the non-skid protrusions, can improve the stability that the device was placed, improves the result of use.
Connecting rod 16 is installed jointly to the lower part between two backup pads 7, and the upper portion of connecting rod 16 is equipped with spout 14, and the inside slidable mounting of spout 14 has movable block 12, and rubber buffer all installs on one side of movable block 12, can press from both sides tight protection to the patient, the travelling comfort that the reinforcing patient used.
One side of the moving block 12 is provided with a ball groove 11, the lower part of the supporting plate 7 is in threaded connection with a threaded rod 10, one end of the threaded rod 10 is provided with a rotary table 9, the other end of the threaded rod 10 is provided with a ball 15 positioned in the ball groove 11, the left side of the top plate 5 is movably penetrated with an anesthetic tube 3, the right side of the top plate 5 is fixedly penetrated with an outer sleeve 22, the upper part of the left side of the outer sleeve 22 is provided with an air release pipe 4, the upper part of the right side of the outer sleeve 22 is provided with an air pipe 24, one end of the air pipe 24 is provided with an air bag 23, a pipeline of the air pipe 24 is provided with a one-way valve 25, the inside of the outer sleeve 22 is penetrated with a bone marrow extracting tube 26, the left side of the bone marrow extracting tube 26 is provided with an installation plate 32, one side of the installation plate 32 is, an iron plate 29 is installed at the left end of the fixing rod 30, a sealing gasket is arranged at the contact part of the fixing rod 30 and the outer sleeve 22, a second pushing plate 33 is fixedly sleeved on the outer side of the fixing rod 30, a second spring 34 positioned on the left side of the second pushing plate 33 is sleeved on the outer side of the fixing rod 30, a magnet 35 is rotatably installed on one side of the outer sleeve 22, and in order to prevent the bone marrow extracting barrel 26 from moving up and down when bone marrow is extracted, the stability of bone marrow extraction can be ensured, and the using effect is enhanced.
The lower ends of the bone marrow extracting cylinder 26 and the anesthetic cylinder 3 are respectively provided with a connecting pipe 19, the pipelines of the left and right connecting pipes 19 are respectively provided with a first valve body 8 and a second valve body 18, one end of the left and right connecting pipes 19 is jointly provided with a puncture needle 13, the insides of the anesthetic cylinder 3 and the bone marrow extracting cylinder 26 are respectively provided with a piston 6, the upper surfaces of the left and right pistons 6 are respectively provided with a first push rod 1 and a second push rod 27, the lower part of the outer side of the bone marrow extracting cylinder 26 is fixedly sleeved with a first push plate 21, the edge of the first push plate 21 is provided with a first annular groove 37, the inside of the first annular groove 37 is provided with a first sealing ring 38 contacted with the inner wall of the outer sleeve 22, the lower part of the outer side of the bone marrow extracting cylinder 26 is sleeved with a first spring 20 positioned in the outer sleeve 22, the lower part of the inner side of the first push plate 21 is, the inner upper part of the outer sleeve 22 is provided with a second annular groove 39, a second sealing ring 40 contacting with the bone marrow extracting cylinder 26 is arranged in the second annular groove 39, and the anesthetic cylinder 3 and the bone marrow extracting cylinder 26 are fixedly connected through the fixing plate 2.
The working principle is as follows: when in use, firstly, the position of a patient needing to extract bone marrow is placed between two moving blocks 12, the rotating disc 9 is rotated, the rotating disc 9 drives the threaded rod 10 to rotate, the threaded rod 10 drives the moving blocks 12 to move, the two moving blocks 12 fix the patient, the magnet 35 is rotated to drive the iron plate 29 to move, the fixed rod 30 is separated from the fixed hole 31, the left hand pulls the push rod 41 to separate the push rod 41 from the anesthetic tube 3, the right hand reciprocally presses the air bag 23, the air bag 23 can fill air into the outer sleeve 22, the air can enable the first push plate 21 to be uniformly stressed to move downwards, so that the bone marrow extracting tube 26 and the anesthetic tube 3 can be stably moved downwards, the puncture needle 13 can be stably penetrated into the bone of the patient, the penetration depth of the puncture needle 13 can be observed through the graduated scale, the first valve body 8 is opened, the push rod 41 is loosened, under the action of the third spring 43, pushing rod 41 moves rightwards, pressing anesthetic tube 3 tightly, preventing anesthetic tube 3 from moving, pressing first pushing rod 1, enabling anesthetic to be injected into a patient, then rotating magnet 35, fixing rod 30 moves rightwards under the action of second spring 34, fixing rod 30 is matched with fixing hole 31, fixing of bone marrow extracting tube 26 is achieved, opening second valve body 18, moving second pushing rod 27, enabling extraction of bone marrow to be achieved, after extraction is completed, air release pipe 4 is opened, fixing rod 30 is separated from fixing hole 31, pushing rod 41 is pulled leftwards, under the action of first spring 20, bone marrow extracting tube 26 moves upwards, and puncture needle 13 is separated from the patient.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The marrow puncture extraction device comprises a top plate (5) and is characterized in that supporting plates (7) are fixedly mounted on two sides of the lower surface of the top plate (5), a connecting rod (16) is mounted on the lower portion between the two supporting plates (7) together, a sliding groove (14) is formed in the upper portion of the connecting rod (16), a moving block (12) is slidably mounted inside the sliding groove (14), a ball groove (11) is formed in one side of the moving block (12), a threaded rod (10) is connected to the lower portion of each supporting plate (7) in a threaded mode, a rotary table (9) is mounted at one end of each threaded rod (10), a ball body (15) located inside the ball groove (11) is mounted at the other end of each threaded rod (10), an anesthetic barrel (3) is movably penetrated through the left side of the top plate (5), and an outer sleeve (22) is fixedly penetrated, run-flat pipe (4) is installed on the left side upper portion of outer sleeve (22), trachea (24) are installed on the right side upper portion of outer sleeve (22), gasbag (23) are installed to the one end of trachea (24), install check valve (25) on the pipeline of trachea (24), the inside of outer sleeve (22) is run through and is had a marrow extraction section of thick bamboo (26), connecting pipe (19) are all installed to the lower extreme of a marrow extraction section of thick bamboo (26) and an anesthetic section of thick bamboo (3), control two install first valve body (8) and second valve body (18) on the pipeline of connecting pipe (19) respectively, control two pjncture needle (13) are installed jointly to the one end of connecting pipe (19), piston (6) are all installed to the inside of an anesthetic section of thick bamboo (3) and a marrow extraction section of thick bamboo (26), control two first push rod (1) and second push rod (27) are installed respectively to the upper surface of piston, a first pushing plate (21) is fixedly sleeved at the lower part of the outer side of the bone marrow extracting cylinder (26), the edge of the first pushing plate (21) is provided with a first annular groove (37), a first sealing ring (38) which is contacted with the inner wall of the outer sleeve (22) is arranged in the first annular groove (37), a first spring (20) positioned in the outer sleeve (22) is sleeved at the lower part of the outer side of the bone marrow extracting cylinder (26), a limiting plate (36) positioned above the first pushing plate (21) is arranged at the lower part of the inner side of the first pushing plate (21), a graduated scale is arranged at the lower part of the outer side of the bone marrow extracting cylinder (26), a second annular groove (39) is arranged at the upper part of the inner side of the outer sleeve (22), a second sealing ring (40) which is contacted with the bone marrow extracting cylinder (26) is arranged in the second annular groove (39), the anesthetic cylinder (3) and the marrow extraction cylinder (26) are fixedly connected through a fixing plate (2).
2. The bone marrow puncture extraction device according to claim 1, characterized in that a groove body (42) is arranged on one side of the upper surface of the top plate (5), a push rod (41) is arranged inside the groove body (42), one end of the push rod (41) is abutted against the anesthetic cartridge (3), and a third spring (43) is arranged at the other end of the push rod (41).
3. The bone marrow aspiration device of claim 1, wherein a mounting plate (32) is installed on the left side of the bone marrow aspiration cylinder (26), a plurality of fixing holes (31) are arranged on one side of the mounting plate (32) at equal intervals, a stepped hole (28) is arranged in the middle of the left side of the outer sleeve (22), a fixing rod (30) penetrates through the inner part of the stepped hole (28), the right end of the fixing rod (30) is matched with the fixing hole (31), an iron plate (29) is arranged at the left end of the fixed rod (30), a sealing gasket is arranged at the contact part of the fixed rod (30) and the outer sleeve (22), a second pushing plate (33) is fixedly sleeved at the outer side of the fixed rod (30), a second spring (34) positioned on the left side of the second pushing plate (33) is sleeved on the outer side of the fixing rod (30), and a magnet (35) is rotatably installed on one side of the outer sleeve (22).
4. The bone marrow aspiration device of claim 1, characterized in that a bottom plate (17) is installed at the lower end of the support plate (7), and an anti-skid protrusion is installed on the lower surface of the bottom plate (17).
5. The bone marrow aspiration device of claim 1, wherein a rubber cushion is mounted on one side of the moving block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910332271.XA CN109893177B (en) | 2019-04-24 | 2019-04-24 | Marrow puncture extraction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910332271.XA CN109893177B (en) | 2019-04-24 | 2019-04-24 | Marrow puncture extraction device |
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| CN109893177A CN109893177A (en) | 2019-06-18 |
| CN109893177B true CN109893177B (en) | 2021-05-04 |
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| CN201910332271.XA Active CN109893177B (en) | 2019-04-24 | 2019-04-24 | Marrow puncture extraction device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110292421B (en) * | 2019-08-12 | 2021-03-02 | 河南科技大学第一附属医院 | Bone marrow puncture device for hematology department |
| CN110559019B (en) * | 2019-08-26 | 2020-11-24 | 吉林大学 | Survey patient's marrow microcirculation environment detection device after hemopoietic stem cell transplantation |
| CN111904561B (en) * | 2020-09-14 | 2021-09-07 | 郑州大学第一附属医院 | Marrow cavity puncture needle fixer |
| CN112190318B (en) * | 2020-11-13 | 2022-01-28 | 武咏 | Epidural puncture needle inserting device and method for anesthesia department |
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| CN205758643U (en) * | 2016-05-11 | 2016-12-07 | 南阳市第二人民医院 | Cardiological artery compression hemostatic device |
| CN108113714A (en) * | 2018-02-09 | 2018-06-05 | 杜以萍 | A kind of blood internal medicine bone marrow aspiration draw-out device |
| CN108837237A (en) * | 2018-07-10 | 2018-11-20 | 温州市人民医院 | A kind of retractable syringe |
| CN208741101U (en) * | 2018-05-04 | 2019-04-16 | 鹤壁市人民医院 | Marrow cavity puncture driver |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2485904C (en) * | 2002-05-31 | 2013-05-21 | Vidacare Corporation | Apparatus and method to access the bone marrow |
| US8556851B2 (en) * | 2005-07-05 | 2013-10-15 | Angioslide Ltd. | Balloon catheter |
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2019
- 2019-04-24 CN CN201910332271.XA patent/CN109893177B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205758643U (en) * | 2016-05-11 | 2016-12-07 | 南阳市第二人民医院 | Cardiological artery compression hemostatic device |
| CN108113714A (en) * | 2018-02-09 | 2018-06-05 | 杜以萍 | A kind of blood internal medicine bone marrow aspiration draw-out device |
| CN208741101U (en) * | 2018-05-04 | 2019-04-16 | 鹤壁市人民医院 | Marrow cavity puncture driver |
| CN108837237A (en) * | 2018-07-10 | 2018-11-20 | 温州市人民医院 | A kind of retractable syringe |
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| CN109893177A (en) | 2019-06-18 |
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