CN111329535B

CN111329535B - Suction apparatus head with adjustable stripping function

Info

Publication number: CN111329535B
Application number: CN202010142538.1A
Authority: CN
Inventors: 王龙
Original assignee: Third Xiangya Hospital of Central South University
Current assignee: Hunan Reborn Medical Science And Technology Development Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2021-07-13
Anticipated expiration: 2040-03-04
Also published as: CN111329535A

Abstract

The invention provides an aspirator tip with adjustable peeling function, comprising: the tail part of the tail seat is connected with the air suction pipe, and a main suction hole communicated with the air suction pipe is arranged in the tail seat; the inner cores are internally provided with suction channels, the inner cores are connected to the front end of the tailstock, and the suction channels are communicated with the main suction hole; the outer sheath is sleeved outside the inner cores and is movably connected to the tailstock, and when the outer sheath moves backwards, the front ends of the inner cores are exposed and opened in a fan shape; the adjusting component is arranged on the tailstock and is used for controlling the sheath to move back and forth; the suction control assembly is arranged on the tailstock and is used for controlling whether the suction channel is communicated with the suction pipe or not. The suction head with the adjustable stripping function has the suction function, and can adjust the stripping area according to the operation requirement.

Description

Suction apparatus head with adjustable stripping function

Technical Field

The invention relates to an aspirator head, in particular to an aspirator head with an adjustable peeling function.

Background

The suction apparatus is a surgical instrument commonly used in shell surgery and is used for sucking out bleeding and other liquid in the surgery to keep the surgery field clear. At present, a common aspirator in the market is a hollow tube, when a tumor is stripped, the base part bleeds, the tumor is stripped by the common aspirator while the tumor is stripped, and the tumor is easy to break due to large pressure of a stripping point.

In summary, how to avoid the above situations is a problem that needs to be solved urgently by those skilled in the art.

Disclosure of Invention

The invention aims to provide an aspirator head with an adjustable stripping function, which solves the problems that when a tumor is stripped, the tumor is stripped by using a common aspirator while the pressure of a stripping point is high, and the tumor is easy to break.

In order to solve the technical problems, the invention provides the following technical scheme: an aspirator head with adjustable peeling function comprising: the tail part of the tail seat is connected with the air suction pipe, and a main suction hole communicated with the air suction pipe is arranged in the tail seat; the inner cores are internally provided with suction channels, the inner cores are connected to the front end of the tailstock, and the suction channels are communicated with the main suction hole; the outer sheath is sleeved outside the inner cores and is movably connected to the tailstock, and when the outer sheath moves backwards, the front ends of the inner cores are exposed and opened in a fan shape; the adjusting assembly is arranged on the tailstock and is used for controlling the sheath to move back and forth; the suction control assembly is arranged on the tailstock and is used for controlling whether the suction channel is communicated with the air suction pipe or not.

Furthermore, a core rod part extending forwards is arranged on the tailstock, the outer sheath is movably sleeved on the core rod part, the inner core is connected to the front end of the core rod part, and a communication hole used for communicating the suction channel with the main suction hole is arranged in the core rod part.

Furthermore, the tailstock is provided with a clip groove for the sheath to extend into, and the tailstock is provided with a clamping cavity communicated with the clip groove.

Furthermore, the adjusting component comprises a wrench, a transmission gear set, a rack and a return spring, one end of the wrench is rotatably arranged in the clamping cavity, the other end of the wrench penetrates through an opening in the side wall of the tailstock to extend outwards, the rack is connected to the outer sheath, the transmission gear set is connected and arranged between the wrench and the rack, the return spring is connected between the wrench and the tailstock, and the return spring is used for driving the wrench to return.

Furthermore, the transmission gear set comprises a first gearwheel, a second gearwheel and a pinion, wherein the first gearwheel is coaxially arranged with the wrench, the pinion is meshed with the first gearwheel, the second gearwheel is coaxially arranged with the pinion, and the second gearwheel is meshed with the rack.

Furthermore, the adjusting assemblies are arranged in two groups, and the two groups of adjusting assemblies are symmetrically arranged on the tailstock.

Further, the attraction control component comprises a button, a sealing piece, a pedestal, a sealing plug, a sealing spring, a hole sealing plug and a sealing ring, wherein the tailstock is provided with a mounting hole and a first through hole which are communicated with the main attraction hole, the pedestal is fixedly connected in the mounting hole, the inner end of the pedestal extends into the main attraction hole, the sealing piece is mounted in the mounting hole, the sealing piece is positioned on the outer side of the pedestal, a long rod of the button sequentially penetrates through the sealing piece and the pedestal to be connected with the sealing plug, the sealing plug is movably arranged in the first through hole, the sealing spring is arranged in the first through hole, the sealing spring enables the front end of the sealing plug to extend into the main attraction hole and abut against the inner end of the pedestal, and the hole sealing plug is used for limiting the sealing spring in the first through hole, the sealing ring is sleeved on the long rod and is positioned between the sealing piece and the pedestal.

Further, the inner core is made of a memory metal material.

Furthermore, the front end of the inner core is provided with a ball head part, the ball head part is provided with a plurality of branch suction channels, and the branch suction channels are communicated with the suction channel.

Furthermore, an elastic connecting body is connected between every two adjacent inner cores, the front end of the elastic connecting body is flush with the front ends of the inner cores, and when the inner cores are opened in a fan shape, the elastic connecting body is stretched.

According to the technical scheme, the invention has the following beneficial effects:

in the invention, the inner cores are made of memory metal materials, and the inner cores are internally provided with the suction channels, so that when the outer sheath retreats, the inner cores can be opened in a fan shape to serve as strippers, and simultaneously have the suction function; in addition, when in use, a doctor can adjust the size of the stripping area according to the operation requirement; when the outer sheath is positioned at the most front position, the inner cores are folded, and the aspirator head can be used as a common aspirator.

The invention is described in further detail below with reference to the figures and the detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial structural schematic diagram of the present invention.

Fig. 3 is a schematic view of the structure at a-a in fig. 1.

Fig. 4 is a partial sectional structural view of the present invention.

Fig. 5 is a partially enlarged schematic view of fig. 4.

Fig. 6 is a schematic structural view of the attraction control assembly of the present invention in another state.

FIG. 7 is a schematic structural view showing the state of the inner core when the outer sheath of the present invention is retracted.

Fig. 8 is a partial structural view of the inner core according to the second embodiment of the present invention.

FIG. 9 is a schematic structural view showing the state of the inner core when the outer sheath is retracted according to a third embodiment of the present invention.

Fig. 10 is a schematic cross-sectional view of an elastic connecting body according to a third embodiment of the present invention.

Description of reference numerals: the tail seat 1, the seat body 11, the core rod part 111, the communication hole 1111, the avoidance hole 112, the main suction hole 113, the mounting hole 114, the first through hole 115, the cover body 12, the opening 121, the clamping cavity 13, the return groove 14, the outer sheath 2, the inner core 3, the suction channel 31, the ball head part 32, the branch suction channel 321, the adjusting component 4, the wrench 41, the first gearwheel 42, the pinion 43, the second gearwheel 44, the rack 45, the return spring 46, the suction control component 5, the button 51, the long rod 511, the blocking piece 52, the pressure pipe part 521, the guide hole 522, the pedestal 53, the first concave hole 531, the second through hole 532, the concave part 533, the plug 54, the convex part 541, the ear plate part 542, the sealing spring 55, the plug 56, the sealing ring 57, the second sealing ring 58, the air pipe joint 6, the elastic connecting body 7 and the cylindrical.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

The present invention is further explained below with reference to fig. 1 to 10.

Example one

As shown in fig. 1, 4 and 7, the suction device head with the adjustable peeling function comprises a tailstock 1, four cores 3, an outer sheath 2, a suction control component 5 and two groups of adjusting components 4, wherein the tailstock 1 is formed by assembling a base 11 and a cover 12, a return groove 14 and two clamping cavities 13 are formed between the base 11 and the cover 12, the two clamping cavities 13 are both communicated with the return groove 14, the tail part of the tailstock 1 is connected with an air suction pipe, a main suction hole 113 communicated with the air suction pipe is arranged in the tailstock 1, a forwardly extending core rod part 111 is arranged on the base 11, four communicating holes communicated with the main suction hole 113 are arranged in the core rod part 111, four communicating holes 1111 all penetrate through the front end surface of the core rod part 111, the four cores 3 are correspondingly connected to the four communicating holes one by one, the cores 3 are made of a memory metal material, a suction channel 31 is arranged in the cores 3 along the length direction, the suction channel 31 is communicated with the main suction hole 113 through the communicating hole 1111, the outer sheath 2 made of metal material is movably sleeved on the core rod part 111, the outer sheath 2 is sleeved outside the inner core 3, when the outer sheath 2 is positioned at the foremost position, the four inner cores 3 are furled in the outer sheath 2, the front ends of the inner cores 3 just retract into the outer sheath 2, when the outer sheath 2 moves backwards, the front ends of the four inner cores 3 are exposed and opened in a fan shape, the tail part of the outer sheath 2 can extend into the clip-shaped groove 14 of the tailstock 1, the two groups of adjusting components 4 are symmetrically arranged on the tailstock 1, the adjusting components 4 are used for controlling the outer sheath 2 to move forwards and backwards, the suction control component 5 is arranged on the tailstock 1, and the suction control component 5 is used for controlling whether the suction channel 31 is communicated with the air.

As shown in fig. 2 and 3, the adjusting assembly 4 includes a wrench 41, a transmission gear set, a rack 45 and a return spring 46, one end of the wrench 41 is rotatably disposed in the clamping cavity 13, the other end of the wrench 41 extends outward through the opening 121 on the side wall of the cover 12, the rack 45 is connected to the tail portion of the sheath 2, the transmission gear set includes a first gearwheel 42, a second gearwheel 43 and a second gearwheel 44, the first gearwheel 42 is coaxially connected to the wrench 41, the pinion 43 is engaged with the first gearwheel 42, the second gearwheel 44 is coaxially connected to the pinion 43, the second gearwheel 44 is engaged with the rack 45, the return spring 46 is sleeved on the rotating shaft of the wrench 41, one end of the return spring 46 is connected to the wrench 41, the other end of the return spring 46 is connected to the tailstock 1, when the wrench 41 is pulled backwards, the wrench 41 drives the rack 45 to move backwards through the transmission gear set, and the rack 45 drives the sheath 2 to move backwards, the four inner cores 3 are exposed and opened in a fan shape, after the wrench 41 is loosened, the wrench 41 is rotated reversely and reset under the action of the elastic force of the reset spring 46, meanwhile, the wrench 41 drives the rack 45 to move forward through the transmission gear set, and then the rack 45 drives the sheath 2 to move forward, so that the inner cores 3 are folded in the sheath 2.

Preferably, as shown in fig. 2, the seat body 11 is provided with an avoiding hole 112 into which the rack 45 can extend, so that the structure is more compact.

As shown in fig. 4, 5 and 6, the suction control assembly 5 includes a button 51, a blocking member 52, a pedestal 53, a plug 54, a sealing spring 55, a sealing plug 56, a sealing ring 57 and a sealing ring 58, wherein the front surface of the seat body 11 is provided with a mounting hole 114 perpendicular to and communicating with the main suction hole 113, the back surface of the seat body 11 is provided with a first through hole 115 perpendicular to and communicating with the main suction hole 113, the pedestal 53 is mounted in the mounting hole 114, the inner end of the pedestal 53 extends into the main suction hole 113, two side surfaces of the pedestal 53 respectively and tightly abut against two side walls of the main suction hole 113, the blocking member 52 is connected in the mounting hole 114 by screw threads, the blocking member 52 blocks outside the pedestal 53, a pressure pipe 521 of the blocking member 52 extends into a first concave hole 531 of the pedestal 53, a long rod 511 of the button 51 sequentially passes through a guide hole 522 of the blocking member 52 and a second through hole 532 of the pedestal 53 to be fixedly connected with the plug 54, the sealing plug 54 is movably arranged in the first through hole 115, two sides of the sealing plug 54 tightly press against two side walls of the main suction hole 113 respectively, the sealing spring 55 is arranged in the first through hole 115, the sealing spring 55 enables the front end of the sealing plug 54 to extend into the main suction hole 113 and tightly press against the inner end of the pedestal 53, the sealing plug 56 is used for limiting the sealing spring 55 in the first through hole 115, the sealing ring 57 is sleeved on the long rod 511 and is positioned between the inner end surface of the pressing pipe portion 521 and the inner end surface of the first concave hole 531, the sealing ring two 58 is arranged between the pedestal 53 and the mounting hole 114, under the natural state, the front end of the sealing plug 54 tightly presses against the pedestal 53 through the elastic force of the sealing spring 55, the main suction hole 113 is blocked, when the doctor presses the button 51, the button 51 pushes the sealing plug 54 against the elastic force of the sealing spring 55, and enables the sealing plug 54 to be far away from the pedestal 53, the suction passage 31 communicates with the suction pipe.

Preferably, as shown in fig. 5, the front end of the plug 54 is provided with a protrusion 541, the inner end of the pedestal 53 is provided with a recess 533 matching with the protrusion 541, and the front and rear sides of the front end of the plug 54 are provided with ear plates 542, when the button 51 is released, the protrusion 541 of the plug 54 tightly presses against the recess 533, and the ear plate 542 of the plug 54 tightly presses against the inner end surface of the pedestal 53, so that the blocking effect is better.

Preferably, as shown in fig. 1, an air pipe joint 6 is installed at the tail of the tailstock 1, and the air suction pipe is connected to the air pipe joint 6.

As shown in fig. 1 and 7, when using, the doctor holds the column tail base 1 with the hand, the index finger and the ring finger are respectively placed on the pair of wrenches 41, and under the natural state, the four cores 3 are folded in the outer sheath 2, at this time, the aspirator head can be used as a common aspirator, when the doctor strongly buckles the pair of wrenches 41, the outer sheath 2 moves backwards, the four cores 3 are exposed and opened in a fan shape, the four cores 3 can be used as strippers, and the doctor can make the suction channel 31 of the core 3 communicate with the suction pipe to suck and remove bleeding by pressing the button 51 with the thumb, in addition, the doctor can adjust the moving distance of the outer sheath 2 by adjusting the degree of buckling the wrenches 41, and further adjust the exposed length of the four cores 3, thereby achieving the purpose of controlling the size of the stripping area.

In addition, the number of the cores 3 may also be set to two, three, five, etc.

Example two

As shown in fig. 8, on the basis of the first embodiment, the front end of the inner core 3 is provided with the ball head portion 32, the ball head portion 32 increases the contact area between the inner core 3 and the tumor, and prevents the inner core 3 from puncturing the tumor, the surface of the ball head portion 32 is provided with a plurality of branch suction holes 321, the branch suction holes 321 are communicated with the suction channel 31, and the arrangement of the branch suction holes 321 enables the suction effect of the inner core 3 to be better.

EXAMPLE III

As shown in fig. 9, on the basis of the first embodiment, an elastic connecting body 7 is connected between two adjacent inner cores 3, the front end of the elastic connecting body 7 is flush with the front end of the inner core 3, the elastic connecting body 7 is made of a high-elasticity rubber material, the elastic connecting body 7 is fixedly connected to the inner cores 3 through an adhesive, when the four inner cores 3 are opened in a fan shape, the elastic connecting body 7 is stretched, the contact area between the inner core 3 and a tumor is increased due to the arrangement of the elastic connecting body 7, and the tumor is prevented from being punctured by the inner core 3.

Preferably, as shown in fig. 10, the front end of the elastic connecting body 7 is provided with a cylindrical portion 71.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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

1. An aspirator head with adjustable peeling function, comprising:

the tail of the tail seat (1) is connected with an air suction pipe, and a main suction hole (113) communicated with the air suction pipe is formed in the tail seat (1);

the inner cores (3) are internally provided with suction channels (31), the inner cores (3) are connected to the front end of the tailstock (1), the suction channels (31) are communicated with the main suction hole (113), an elastic connecting body (7) is connected between every two adjacent inner cores (3), the front end of the elastic connecting body (7) is flush with the front end of each inner core (3), and when the inner cores (3) are opened in a fan shape, the elastic connecting body (7) is stretched;

the outer sheath (2) is sleeved outside the inner cores (3), the outer sheath (2) is movably connected to the tailstock (1), and when the outer sheath (2) moves backwards, the front ends of the inner cores (3) are exposed and opened in a fan shape;

the adjusting component (4), the adjusting component (4) is arranged on the tailstock (1), and the adjusting component (4) is used for controlling the sheath (2) to move back and forth;

the suction control assembly (5), the suction control assembly (5) is arranged on the tailstock (1), and the suction control assembly (5) is used for controlling whether the suction channel (31) is communicated with the air suction pipe or not.

2. The aspirator head with adjustable peeling function according to claim 1, characterized in that a core rod part (111) extending forward is provided on the tailstock (1), the outer sheath (2) is movably sleeved on the core rod part (111), the inner core (3) is connected to the front end of the core rod part (111), and a communication hole (1111) for communicating the suction channel (31) and the main suction hole (113) is provided in the core rod part (111).

3. The aspirator head with adjustable peeling function according to claim 2, characterized in that the tailstock (1) is provided with a return groove (14) into which the sheath (2) can extend, and the tailstock (1) is provided with a clamping cavity (13) communicating with the return groove (14).

4. The aspirator head with adjustable peeling function according to claim 3, characterized in that the adjusting assembly (4) comprises a wrench (41), a transmission gear set, a rack (45) and a return spring (46), wherein one end of the wrench (41) is rotatably disposed in the clamping cavity (13), the other end of the wrench (41) extends outwards through an opening (121) on the side wall of the tailstock (1), the rack (45) is connected to the outer sheath (2), the transmission gear set is connected between the wrench (41) and the rack (45), the return spring (46) is connected between the wrench (41) and the tailstock (1), and the return spring (46) is used for driving the wrench (41) to return.

5. The aspirator head with adjustable peeling function according to claim 4, characterized in that the transmission gear set comprises a first gearwheel (42), a second gearwheel (43) and a second gearwheel (44), the first gearwheel (42) being arranged coaxially with the wrench (41), the second gearwheel (43) meshing with the first gearwheel (42), the second gearwheel (44) being arranged coaxially with the second gearwheel (43), and the second gearwheel (44) meshing with the rack (45).

6. The aspirator head with adjustable peeling function according to claim 4 or 5, characterized in that the adjustment assemblies (4) are provided in two groups, two groups of adjustment assemblies (4) being symmetrically arranged on the tailstock (1).

7. The aspirator head with adjustable peeling function according to claim 1, wherein the suction control assembly (5) comprises a button (51), a blocking piece (52), a pedestal (53), a sealing plug (54), a sealing spring (55), a sealing plug (56) and a sealing ring (57), the tailstock (1) is provided with a mounting hole (114) and a first through hole (115) which are communicated with the main suction hole (113), the pedestal (53) is fixedly connected in the mounting hole (114), the inner end of the pedestal (53) extends into the main suction hole (113), the blocking piece (52) is mounted in the mounting hole (114), the blocking piece (52) is positioned at the outer side of the pedestal (53), and a long rod (511) of the button (51) sequentially passes through the blocking piece (52) and the pedestal (53) to be connected with the sealing plug (54), the sealing plug (54) is movably arranged in the first through hole (115), the sealing spring (55) is arranged in the first through hole (115), the sealing spring (55) enables the front end of the sealing plug (54) to extend into the main suction hole (113) and abut against the inner end of the pedestal (53), the sealing plug (56) is used for limiting the sealing spring (55) in the first through hole (115), and the sealing ring (57) is sleeved on the long rod (511) and is positioned between the sealing piece (52) and the pedestal (53).

8. The aspirator head with adjustable peeling function according to claim 1, characterized in that the inner core (3) is made of a memory metal material.

9. The aspirator head with adjustable peeling function according to claim 1, wherein the front end of the inner core (3) is provided with a ball head portion (32), the ball head portion (32) is provided with a plurality of branch suction ducts (321), and the branch suction ducts (321) are communicated with the suction channel (31).