CN218651967U

CN218651967U - Bone marrow puncture device

Info

Publication number: CN218651967U
Application number: CN202222336337.2U
Authority: CN
Inventors: 尹薇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-03-21
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses a marrow piercing depth relates to medical equipment technical field, which comprises a positioning plate and i, the internally mounted of locating plate has the puncture urceolus, the bottom sliding connection of puncture urceolus has the puncture inner tube, the pjncture needle that runs through the puncture urceolus is installed to the bottom of puncture inner tube, the utility model discloses beneficial increase: be provided with the height adjustment subassembly, liberated the in service behavior that needs to hand when conveniently puncturing, rock when reducing handheld, the unnecessary influence that the shake caused, the holistic security has been improved, be provided with the locating plate, first sight glass, second sight glass and first positioning bolt, when using, fix a position the installation through the first positioning bolt of locating plate cooperation and medical bed, observe when puncturing through having seted up first sight glass and the convenient operation groove of second sight glass, isolated operation scene has simultaneously, the artifical intensity of labour has been reduced, the simple easy operation of overall structure does not use power equipment, use cost is saved.

Description

Bone marrow puncture device

Technical Field

The utility model relates to the technical field of medical equipment, specifically a marrow puncture device.

Background

Bone marrow aspiration is a common diagnostic technique for collecting bone marrow fluid, and the bone marrow aspiration is usually used for blood cell morphology examination in clinic, and can also be used for hematopoietic stem cell culture, cytogenetic analysis, pathogenic biology examination and the like to assist clinical diagnosis, observation of curative effect, judgment of prognosis and the like, thereby having important significance in clinic.

Chinese patent publication No. CN 209136793U discloses a marrow puncture device, including pjncture needle and holding mechanism, the pjncture needle tail end has the square structure, holding mechanism have with the corresponding draw-in groove of square structure with the pjncture needle joint, conveniently holding unloading of mechanism, greatly made things convenient for medical personnel's puncture and sample operation, safe, simple and convenient, save time, laborsaving.

The above solution still has the following problems: when using, can't fix a position the installation according to using the scene needs for need artifical keep handheld state always, can't adjust simultaneously and need carry out height control, influence normal use, consequently need design a bone marrow puncture device and solve the problem that the aforesaid appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bone marrow piercing depth to propose when using in solving above-mentioned background art, can't fix a position the installation according to using the scene needs, make the manual work of needs keep handheld state always, can't adjust simultaneously and need carry out the altitude mixture control, influence the problem of normal use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a marrow piercing depth, includes the locating plate, the internally mounted of locating plate has the puncture urceolus, the bottom sliding connection of puncture urceolus has the puncture inner tube, the pjncture needle that runs through the puncture urceolus is installed to the bottom of puncture inner tube, the top one end of pjncture needle runs through puncture urceolus and fixedly connected with handle, first positioning bolt is all installed all around to one side of locating plate, first positioning bolt all with locating plate threaded connection, the internally mounted of locating plate has the height adjustment subassembly, the height adjustment subassembly is including supporting slide bar and stopper, the inside sliding connection of locating plate has the support slide bar, the inside of locating plate just is located the equal fixedly connected with stopper in both sides of supporting the slide bar, the outside of locating plate just keeps away from one of them first positioning bolt one side and installs the second positioning bolt that the cooperation supported the slide bar location and use, second positioning bolt with support slide bar threaded connection, second positioning bolt and locating plate threaded connection.

Preferably, a first observation mirror is installed inside the positioning plate and on one side of the puncture outer cylinder, and a second observation mirror is installed inside the positioning plate and on the other side of the puncture outer cylinder.

Preferably, the top of the positioning plate is provided with a second sliding groove used for being matched with the puncture outer cylinder in installation.

Preferably, the positioning plate is of an L-shaped structure, and a first sliding groove matched with the supporting sliding rod for sliding use is formed in the positioning plate.

Preferably, the threaded groove that equidistance distributed and cooperation second positioning bolt used is seted up to one side of supporting the slide bar, second positioning bolt all passes through threaded groove and supports slide bar threaded connection.

Preferably, handles are fixedly connected to the two sides of the puncture outer cylinder and located below the handle.

Preferably, the bottom of the support slide bar is fixedly connected with a support foot seat, and the outer side of the support foot seat is fixedly connected with a reinforcing seat.

Compared with the prior art, the beneficial effects of the utility model are that: be provided with the altitude mixture control subassembly, when needs adjust whole height, through unscrewing second positioning bolt, take out downwards, until required height, carry on spacingly through two stoppers of inside, after complete adjustment, it is spacing through second positioning bolt, it is required when having satisfied the use, support through supporting foot seat, the in service behavior that needs to be handheld has been liberated when conveniently puncturing, rock when reducing handheld, the unnecessary influence that the shake caused, holistic security has been improved, be provided with the locating plate, first sight glass, second sight glass and first positioning bolt, when using, fix a position the installation through the first positioning bolt of locating plate cooperation and medical bed, observe when puncturing through having seted up first sight glass and second sight glass convenient operation groove, the operation scene has been isolated simultaneously, pollution to the staff that causes the certain degree when avoiding the operation to handle, make the cost and the outside time clear up, the manual labor intensity has been reduced, overall structure is simple and easy to operate and do not use power equipment, use cost has been saved.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the overall structure of the present invention.

In the figure: 1. positioning a plate; 2. puncturing the outer cylinder; 3. puncturing the inner cylinder; 4. puncturing needle; 5. a first observation mirror; 6. a grip; 7. a handle; 8. a height adjustment assembly; 9. a second observation mirror; 10. supporting the sliding rod; 11. a supporting foot seat; 12. a first positioning bolt; 13. a second positioning bolt; 14. a first chute; 15. a limiting block; 16. a thread groove; 17. a second runner.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a bone marrow puncture device comprises a positioning plate 1, a puncture outer cylinder 2 is arranged inside the positioning plate 1, a puncture inner cylinder 3 is connected to the bottom of the puncture outer cylinder 2 in a sliding manner, a puncture needle 4 penetrating through the puncture outer cylinder 2 is arranged at the bottom of the puncture inner cylinder 3, one end of the top of the puncture needle 4 penetrates through the puncture outer cylinder 2 and is fixedly connected with a handle 6, first positioning bolts 12 are arranged on the periphery of one side of the positioning plate 1 in a matching manner for positioning and installation, the first positioning bolts 12 are all in threaded connection with the positioning plate 1, a height adjusting assembly 8 is arranged inside the positioning plate 1, the height adjusting assembly 8 comprises a supporting slide rod 10 and a limiting block 15, a supporting slide rod 10 is connected inside the positioning plate 1 in a sliding manner, the limiting blocks 15 are fixedly connected on two sides of the supporting slide rod 10 inside the positioning plate 1, a second positioning bolt 13 matched with the supporting slide rod 10 for positioning is arranged on one side of the outer side of the positioning plate 1 and far away from one of the first positioning bolts 12, the positioning is carried out by matching, the second positioning bolt 13 is in threaded connection with the supporting slide bar 10, the second positioning bolt 13 is in threaded connection with the positioning plate 1, when the whole height needs to be adjusted in use, the second positioning bolt 13 is unscrewed and is drawn downwards until the required height is reached, the position is limited by two limiting blocks 15 inside, after the complete adjustment, the position is limited by the second positioning bolt 13, the requirement in use is met, the supporting foot base 11 is used for supporting, the use condition needing to be held by hand is liberated when the puncture is conveniently carried out, the unnecessary influence caused by shaking and shaking in hand holding is reduced, the safety of the whole is improved, the positioning plate 1 is matched with the first positioning bolt 12 to carry out positioning installation with a medical bed, the observation is carried out when the puncture is conveniently operated by arranging the first observation mirror 5 and the second observation mirror 9, meanwhile, the operation scene is isolated, pollution to a certain degree to workers is avoided during operation treatment, time is spent for cleaning, labor intensity of workers is reduced, the whole structure is simple, operation is easy, power equipment is not used, and use cost is saved.

Further, the inside of locating plate 1 and the one side that is located puncture urceolus 2 install first sight glass 5, and the inside of locating plate 1 and the opposite side that is located puncture urceolus 2 install second sight glass 9, observes when convenient operation groove puncture through having seted up first sight glass 5 and second sight glass 9, has completely cut off the operation scene simultaneously.

Furthermore, the top of the positioning plate 1 is provided with a second sliding groove 17 which is used for being matched with the puncture outer cylinder 2 for installation and normal sliding.

Furthermore, the structure of the positioning plate 1 is an L-shaped structure, and a first sliding groove 14 matched with the support sliding rod 10 for sliding is formed in the positioning plate 1, and is matched for normal sliding.

Furthermore, one side of the supporting slide bar 10 is provided with threaded grooves 16 which are distributed at equal intervals and are matched with the second positioning bolts 13 for use, and the second positioning bolts 13 are all in threaded connection with the supporting slide bar 10 through the threaded grooves 16 and are matched for positioning.

Furthermore, the handles 7 are fixedly connected to the two sides of the puncture outer cylinder 2 and below the handle 6, so that the puncture outer cylinder is convenient to use.

Furthermore, the bottom of the support slide bar 10 is fixedly connected with a support foot seat 11, the outer side of the support foot seat 11 is fixedly connected with a reinforcing seat, and the support foot seat 11 supports the puncture needle, so that the use condition of holding the puncture needle by hand is liberated.

Specifically, use the utility model discloses the time: when using, when needs are adjusted whole height, through unscrewing second positioning bolt 13, take out downwards, until required height, carry on spacingly through two stopper 15 of inside, after complete adjustment, carry on spacingly through second positioning bolt 13, it is required when having satisfied the use, support through supporting foot seat 11, the user condition that needs to hand has been liberated when conveniently puncturing, rock when reducing to hand, the unnecessary influence that the shake caused, holistic security has been improved, fix a position the installation with the medical bed through locating plate 1 cooperation first positioning bolt 12, observe when puncturing through having seted up first sight glass 5 and second sight glass 9 convenient operation groove, the operation scene has been completely cut off simultaneously, cause the pollution of certain degree to the staff when avoiding the operation to handle, make need spend and the exterior time is cleared up, the manual labor intensity is reduced, overall structure is simple to operate and does not use power equipment, use cost is saved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. The utility model provides a bone marrow puncture device, includes locating plate (1), its characterized in that: the utility model discloses a novel fixing device for a positioning rod, including locating plate (1), the internally mounted of locating plate (1) has puncture urceolus (2), the bottom sliding connection of puncture urceolus (2) has puncture inner tube (3), puncture needle (4) that run through puncture urceolus (2) are installed to the bottom of puncture inner tube (3), the top one end of puncture needle (4) runs through puncture urceolus (2) and fixedly connected with handle (6), first positioning bolt (12) are all installed all around to one side of locating plate (1), first positioning bolt (12) all with locating plate (1) threaded connection, the internally mounted of locating plate (1) has height adjustment subassembly (8), height adjustment subassembly (8) are including supporting slide bar (10) and stopper (15), the inside sliding connection of locating plate (1) has support slide bar (10), the inside of locating plate (1) just is located the equal fixedly connected with stopper (15) in both sides that supports slide bar (10), the outside of locating plate (1) and the one side of keeping away from one of them first positioning bolt (12) are installed the cooperation and are supported second positioning bolt (13) location use, second positioning bolt (13) and second positioning bolt (13) threaded connection.

2. The bone marrow puncture device according to claim 1, characterized in that: the puncture outer cylinder is characterized in that a first observation mirror (5) is installed on one side, located in the puncture outer cylinder (2), of the positioning plate (1), and a second observation mirror (9) is installed on the other side, located in the puncture outer cylinder (2), of the positioning plate (1).

3. The bone marrow puncture device according to claim 1, characterized in that: the top of the positioning plate (1) is provided with a second sliding groove (17) which is used in cooperation with the puncture outer cylinder (2).

4. The bone marrow puncture device according to claim 1, characterized in that: the structure of the positioning plate (1) is L-shaped, and a first sliding groove (14) matched with the supporting sliding rod (10) for sliding use is formed in the positioning plate (1).

5. The bone marrow puncture device according to claim 1, characterized in that: threaded groove (16) that equidistance distribution and cooperation second positioning bolt (13) used have been seted up to one side of supporting slide bar (10), second positioning bolt (13) all through threaded groove (16) and support slide bar (10) threaded connection.

6. The bone marrow puncture device according to claim 1, characterized in that: handles (7) are fixedly connected to the two sides of the puncture outer cylinder (2) and are located below the handle (6).

7. The bone marrow puncture device according to claim 1, characterized in that: the bottom of the support sliding rod (10) is fixedly connected with a support foot seat (11), and the outer side of the support foot seat (11) is fixedly connected with a reinforcing seat.