CN216536333U

CN216536333U - Disposable plastic aspirator tip for internal fixation operation

Info

Publication number: CN216536333U
Application number: CN202122670294.7U
Authority: CN
Inventors: 蔡丽娜; 徐旭辉
Original assignee: Taizhou Central Hospital Taizhou University Hospital
Current assignee: Taizhou Central Hospital Taizhou University Hospital
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-05-17
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses a disposable plastic suction apparatus head for internal fixation surgery, which comprises an outer tube, an inner tube and a first filter screen, wherein the surface of the outer tube is provided with a plurality of first suction holes, the top of the outer tube is fixedly connected with a ring-shaped bulge, the inner tube is sleeved inside the outer tube, and the surface of the inner tube body is provided with a plurality of second suction holes opposite to the first suction holes, a first filter screen is sleeved between the outer tube body and the inner tube body, and the inner tube body is communicated with the negative pressure tube, the suction aspirator head of the utility model adopts a sleeve structure of an outer tube body and an inner tube body, the relative position of the suction holes of the two tube bodies can be changed by stirring the stirring block in the stirring groove, so as to realize the adjustment of the suction strength of the suction head of the suction device according to the requirement of the internal fixation operation, the titanium plate fixing screws for operation can be prevented from being easily sucked away through the arranged filter screen, and smooth operation is ensured.

Description

Disposable plastic aspirator tip for internal fixation operation

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a disposable plastic aspirator tip for internal fixation surgery.

Background

Fracture refers to complete or partial fracture of the continuity of bone structure, and after fracture reduction, the fracture is unstable and easily dislocated, so it needs to take measures to fix it at a proper position to make it gradually heal, and common fixing methods include internal fixation and external fixation, wherein the internal fixation is incision by operation and fixation with steel plate, steel needle, intramedullary needle, screw, etc.

In the internal fixation operation, in order to prevent bleeding, exudates and the like from affecting the visual field of the operation and avoid pollution in the operation, the suction head is generally required to be connected with a negative pressure for suction at the wound, and when the suction hole of the traditional suction head is used for suction, the titanium plate fixing screw used for the operation is extremely easy to suck, so that the smooth operation of the operation is affected, and the operation duration is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a disposable plastic suction device head for internal fixation operation, which solves the problem that a titanium plate fixing screw for operation is easy to suck when a suction hole of the prior suction device head provided by the background technology sucks, and the smooth operation of the operation is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme:

a disposable plastic aspirator head for internal fixation surgery comprises an outer tube body, wherein the surface of the outer tube body is provided with a plurality of first aspiration holes, and the top of the outer tube body is fixedly connected with a ring-shaped bulge;

the inner pipe body is sleeved inside the outer pipe body, and the surface of the inner pipe body is provided with a plurality of second suction holes opposite to the first suction holes;

the first filter screen is sleeved between the outer pipe body and the inner pipe body, and the inner pipe body is communicated with the negative pressure pipe.

As a preferred embodiment of the present invention: the top of the outer pipe body is sleeved with a first threaded sleeve, an annular groove is formed in the first threaded sleeve, the annular groove is sleeved with the annular protrusion, and a shifting groove communicated with the inside of the annular groove is formed in the outer portion of the first threaded sleeve.

As a preferred embodiment of the present invention: the top of the ring-shaped bulge is embedded with a sealing ring, and the outer side of the ring-shaped bulge is fixedly connected with a shifting block.

As a preferred embodiment of the present invention: one end of the shifting block is arranged outside the shifting groove, and two ends of the shifting groove are provided with blocking pieces fixedly connected to the outer side of the first threaded sleeve.

As a preferred embodiment of the present invention: the top of the first threaded sleeve is fixedly connected with a threaded port, a second threaded sleeve is fixedly sleeved on the outer portion of the inner pipe body and is in threaded connection with the threaded port, and the top end of the inner pipe body is fixedly connected with a negative pressure connecting nozzle.

As a preferred embodiment of the present invention: the outer tube body, the first threaded sleeve, the inner tube body, the second threaded sleeve and the negative pressure connecting nozzle are all made of medical plastic materials.

Compared with the prior art, the utility model has the beneficial effects that:

1) the suction device head adopts a sleeve structure of an outer pipe body and an inner pipe body, the relative positions of the suction holes of the two pipe bodies can be changed by stirring the stirring block in the stirring groove, so that the suction strength of the suction device head can be adjusted according to the requirement of an internal fixation operation, the titanium plate fixing screws for the operation can be prevented from being easily sucked away through the arranged filter screen, and the smooth operation is ensured;

2) the outer tube body and the inner tube body can be rapidly installed through the first threaded sleeve and the second threaded sleeve which are arranged, meanwhile, the tube body, the threaded sleeve and the negative pressure connecting nozzle are all made of medical plastic materials, the whole manufacturing cost is low, and the requirement that the aspirator head is used as a disposable medical instrument is met.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the outer tube structure of the present invention;

FIG. 3 is an enlarged schematic view at A of FIG. 2 of the present invention;

FIG. 4 is a schematic view of the structure of the ring-shaped protrusion of the present invention;

FIG. 5 is a schematic view of a first screen according to the present invention;

FIG. 6 is a schematic view of the inner tube structure of the present invention;

fig. 7 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure: 1. an outer tubular body; 11. a first suction hole; 12. a ring-shaped protrusion; 121. a seal ring; 122. a shifting block; 13. a first threaded sleeve; 131. a baffle plate; 14. a groove is poked; 15. a threaded opening; 2. an inner tube body; 21. a second suction hole; 22. a second thread insert; 23. a negative pressure connecting nozzle; 3. a first filter screen; 4. and a second filter screen.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-6, the present invention provides a technical solution: a disposable plastic aspirator head for internal fixation surgery comprises an outer tube body 1, an inner tube body 2 and a first filter screen 3, wherein the surface of the outer tube body 1 is provided with a plurality of first suction holes 11, the top of the outer tube body 1 is fixedly connected with a ring-shaped bulge 12, the top of the ring-shaped bulge 12 is embedded with a sealing ring 121, the outer side of the ring-shaped bulge 12 is fixedly connected with a toggle block 122, the surface of the toggle block 122 is provided with rhombic antiskid lines, and the arranged antiskid lines can increase the friction force when a person toggles, prevent skidding and facilitate the person to toggle the toggle block 122 better;

wherein the inner tube 2 is sleeved inside the outer tube 1, the surface of the inner tube 2 is provided with a plurality of second suction holes 21 opposite to the first suction holes 11, the top of the outer tube 1 is sleeved with a first screw sleeve 13, the first screw sleeve 13 is internally provided with an annular groove, the annular groove is sleeved with a ring-shaped bulge 12, the top of the ring-shaped bulge 12 is embedded with a sealing ring 121, the sealing performance of the outer tube 1 and the first screw sleeve 13 during rotation can be improved, the outer part of the first screw sleeve 13 is also provided with a shifting groove 14 communicated with the inner part of the annular groove, one end of a shifting block 122 is arranged outside the shifting groove 14, both ends of the shifting groove 14 are provided with blocking pieces 131 fixedly connected to the outer side of the first screw sleeve 13, the shifting block 122 can be blocked by the two blocking pieces 131, when the shifting block 122 is contacted with one of the blocking pieces 131, the first suction holes 11 are completely opposite to the second suction holes 21, at this time, after the suction head is connected with negative pressure, the attraction is strongest, when the toggle block 122 toggles to another blocking piece 131, the positions of the first suction hole 11 and the second suction hole 21 are staggered, and the adjustment of the attraction of the suction head is realized.

Wherein the top fixedly connected with screw thread mouth 15 of first swivel nut 13, the fixed cover in the outside of interior body 2 is equipped with second swivel nut 22, second swivel nut 22 and screw thread mouth 15 threaded connection, and the top fixedly connected with negative pressure connection mouth 23 of interior body 2 through screw thread mouth 15 and second swivel nut 22 threaded connection, can realize the quick assembly disassembly of outer body 1 and interior body 2.

Wherein, first filter screen 3 cover is located between outer body 1 and the interior body 2, and interior body 2 and negative pressure pipe intercommunication, is connected with external negative pressure through the negative pressure connector 23 that interior body 2 set up for the aspirator head can produce the negative pressure, at outer body 1 and interior body 2 installation first filter screen 3, when guaranteeing that first suction hole 11 and second suction hole 21 carry out normal suction, can prevent that the operation in-process titanium board fixed screw from inhaling inside the body.

The outer tube body 1, the first threaded sleeve 13, the inner tube body 2, the second threaded sleeve 22 and the negative pressure connecting nozzle 23 are all made of medical plastic materials, so that the production cost of the suction device head can be greatly reduced, and the disposable use requirement is met.

During the specific use, can be according to the needs of operation, select the first filter screen 3 of suitable aperture size, then arrange first filter screen 3 in the inside of outer body 1, the rethread first swivel nut 13 and second swivel nut 22 are installed outer body 1 and interior body 2, are connected negative pressure connector 23 with external negative pressure at last for the aspirator head can produce the negative pressure, utilize this aspirator head alright with blood, the exudate in the internal fixation operation process suck away, ensure going on smoothly of operation.

Example 2

Referring to fig. 7, the technical features of the present embodiment that distinguish embodiment 1 are: the suction head is of a one-layer sleeve structure and is only provided with an inner tube 2, wherein the top of the inner tube 2 is sleeved with a second threaded sleeve 22, the bottom of the second threaded sleeve 22 is connected with a second filter screen 4 arranged in the inner tube 2 in a penetrating manner, and the top end of the inner tube 2 is also connected with a negative pressure connecting nozzle 23.

Specifically, the negative pressure connecting nozzle 23 is connected with external negative pressure, so that the suction head can generate negative pressure, and the second filter screen 4 can prevent the titanium plate fixing screws for the operation from being easily sucked away, and the smooth operation of the operation is ensured.

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 various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the utility model.

Claims

1. The disposable plastic aspirator head for the internal fixation surgery is characterized by comprising an outer tube body (1), wherein the surface of the outer tube body (1) is provided with a plurality of first suction holes (11), and the top of the outer tube body (1) is fixedly connected with a ring-shaped bulge (12);

the inner pipe body (2) is sleeved in the outer pipe body (1), and a plurality of second suction holes (21) opposite to the first suction holes (11) are formed in the surface of the inner pipe body (2);

the first filter screen (3), between outer body (1) and interior body (2) is located in first filter screen (3) cover, just interior body (2) and negative pressure pipe intercommunication.

2. The disposable plastic suction apparatus head for internal fixation operation as claimed in claim 1, wherein: the top of the outer tube body (1) is sleeved with a first threaded sleeve (13), an annular groove is formed in the first threaded sleeve (13), the annular groove is sleeved with the annular protrusion (12), and a shifting groove (14) communicated with the inside of the annular groove is further formed in the outer portion of the first threaded sleeve (13).

3. The disposable plastic suction aspirator tip for internal fixation surgery of claim 2, wherein: a sealing ring (121) is embedded in the top of the ring-shaped bulge (12), and a shifting block (122) is fixedly connected to the outer side of the ring-shaped bulge (12).

4. A disposable plastic surgical aspirator tip for internal fixation, according to claim 3, wherein: one end of the toggle block (122) is arranged outside the toggle groove (14), and two ends of the toggle groove (14) are respectively provided with a blocking piece (131) fixedly connected to the outer side of the first threaded sleeve (13).

5. The disposable plastic suction aspirator tip for internal fixation surgery of claim 2, wherein: the top of the first threaded sleeve (13) is fixedly connected with a threaded port (15), the outer part of the inner pipe body (2) is fixedly sleeved with a second threaded sleeve (22), the second threaded sleeve (22) is in threaded connection with the threaded port (15), and the top end of the inner pipe body (2) is fixedly connected with a negative pressure connecting nozzle (23).

6. The disposable plastic suction aspirator tip for internal fixation surgery of claim 5, wherein: the outer tube body (1), the first threaded sleeve (13), the inner tube body (2), the second threaded sleeve (22) and the negative pressure connecting nozzle (23) are all made of medical plastic materials.