CN107174676B

CN107174676B - Spinal surgery aspirator convenient to operation

Info

Publication number: CN107174676B
Application number: CN201710472580.8A
Authority: CN
Inventors: 袁百胜
Original assignee: Qilu Hospital of Shandong University Qingdao
Current assignee: Qilu Hospital of Shandong University Qingdao
Priority date: 2017-06-21
Filing date: 2017-06-21
Publication date: 2023-04-25
Anticipated expiration: 2037-06-21
Also published as: CN107174676A

Abstract

The invention discloses a spinal surgery aspirator convenient to operate, which comprises an aspiration tube and an aspiration head, wherein the aspiration tube is respectively communicated with the upper end and the lower end of a control cavity, a blocking block is movably arranged in the control cavity corresponding to the aspiration tube, an aspiration hole is penetrated through the blocking block, a hollow structure is arranged in a rotating shaft, a clamping ring is arranged at an opening, the clamping ring is clamped in a clamping groove on the right side of the control cavity, a row of teeth is arranged on the left side wall of the clamping groove, a rack is arranged on the outer side of the corresponding clamping ring, and a spring pin is fixedly arranged on the inner side of the clamping ring. The structure of the invention adjusts the flow in the suction pipe by changing the position of the suction hole, pulls the rotating shaft to the right side, and the rack can be separated from the row teeth, wherein the right fixed shaft is movably inserted in the sleeve shaft of the rotating shaft, the blocking block can rotate on the bearing seat, the position of the suction hole can be adjusted by rotating the rotating shaft, the rotating shaft is released, and the rack at the left side of the clamping ring is meshed with the row teeth under the action of the spring, thereby fixing the rotating shaft.

Description

Spinal surgery aspirator convenient to operation

Technical Field

The invention relates to the field of surgical attractors, in particular to a spinal surgical attractor convenient to operate.

Background

Currently, during spinal surgery, one of the surgical instruments necessary for aspiration is capable of aspirating bleeding and other fluids during surgery, maintaining a clear hand-held field of view. The suction force and flow required in the operation are kept proper, the existing suction device is mainly used for adjusting the flow of the suction device through a pulley type device, the adjusting mode is not obvious enough, suction tube blockage is easy to cause, and therefore, a spinal surgical suction device convenient to operate is provided for solving the problems.

Disclosure of Invention

The present invention aims to provide a spinal surgical aspirator which is convenient to operate, so as to solve the problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a backbone surgery aspirator convenient to operation, includes suction tube and suction head, the suction head is installed at the lower extreme of suction tube, the intercommunication has the cavity of control intracavity on the suction tube, the control chamber is cavity cylinder type structure, and suction tube communicates respectively at the upper and lower both ends of control chamber, and the control intracavity activity that corresponds the suction tube is equipped with the sprue, run through on the sprue and be equipped with suction hole, and both ends are equipped with left fixed axle and right fixed axle respectively about the sprue, left fixed axle fixed mounting is in the bearing frame, right fixed axle fixed connection swivel axle, be hollow structure in the swivel axle, its left end is the open state, and the opening part is equipped with the snap ring, the joint of snap ring is in the draw-in groove on control chamber right side, be equipped with row's tooth on the draw-in groove left side wall, and the outside that corresponds the snap ring is equipped with the rack, the inboard of this snap ring is fixed to be equipped with the spring pin, the spring pin activity is pegged graft in the pinhole of draw-in the draw-in groove right side wall, and the spring pin cup joints.

Preferably, the suction pipes are respectively positioned at the upper end and the lower end of the control cavity, and the axes of the suction pipes at the two ends are kept on the same straight line.

Preferably, the blocking block is a cylindrical block, the diameter of the cylindrical block is equal to the inner diameter of the control cavity, and the length of the blocking block is larger than the inner diameter of the suction pipe.

Preferably, the suction hole penetrates through the communication block, the length of the suction hole is equal to the diameter of the block, and the inner diameter of the suction hole is equal to the inner diameter of the suction pipe.

Preferably, the inner ring of the bearing seat is fixedly connected with the left fixed shaft through a threaded structure, the right fixed shaft is of a regular hexagon column structure and is movably inserted into the sleeve shaft, the sleeve shaft is fixedly arranged on the inner side of the rotating shaft, and the inner side of the sleeve shaft is of a regular hexagon hole structure.

Preferably, the outer side of the rotating shaft is provided with anti-skid lines which are transversely distributed on the side surface of the rotating shaft.

Preferably, the gear row ring is distributed on the left side wall of the clamping groove, racks are correspondingly meshed on the gear row, and the racks are distributed on the outer side of the clamping ring in a ring shape.

Preferably, the spring is always in a compressed state, and under the action of the spring, the rack on the left side of the clamping ring is meshed with the row teeth, the rotating shaft is pulled to the right side, and the rack can be separated from the row teeth.

Compared with the prior art, the invention has the beneficial effects that:

1. when the side surface of the blocking block faces the openings of the suction pipes at the upper end and the lower end, the control cavity is in a closed state, and the flow in the suction pipes is zero at the moment;

2. when the suction holes face the openings of the suction pipes at the upper end and the lower end, controlling the suction pipes in the cavity, wherein the flow in the suction pipes reaches the maximum at the moment, and adjusting the flow in the suction pipes by changing the positions of the suction holes;

3. when the position of the suction hole on the blocking block is adjusted, the rotating shaft is pulled to the right, the rack can be separated from the row teeth, wherein the right fixed shaft is movably inserted into the sleeve shaft of the rotating shaft, the blocking block can rotate on the bearing seat, and the position of the suction hole can be adjusted by rotating the rotating shaft;

4. the medical staff can observe the flow conveniently according to the transparent suction tube, the rotating shaft is released, and the rack on the left side of the clamping ring is meshed with the row teeth under the action of the spring, so that the rotating shaft is fixed;

5. the friction force between the fingers of medical staff and the rotating shaft is increased through the anti-skid lines, so that the whole device is convenient to operate.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram of a control chamber structure according to the present invention;

fig. 3 is a schematic view of the structure of the rotating shaft in the present invention.

In the figure: the device comprises a suction tube 1, a suction head 2, a control cavity 3, a cavity 31, a clamping groove 32, teeth 33, a rotating shaft 4, anti-slip lines 41, a clamping ring 42, a rack 43, a spring pin 44, a spring 45, a bearing seat 5, a blocking 6, a suction hole 61, a left fixed shaft 62 and a right fixed shaft 63.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the apparatus or structure being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a spinal surgery aspirator convenient to operation, including suction tube 1 and suction head 2, suction head 2 installs the lower extreme at suction tube 1, and the intercommunication has cavity 31 in the control chamber 3 on the suction tube 1, and control chamber 3 is cavity cylinder type structure, and suction tube 1 communicates the upper and lower both ends at control chamber 3 respectively, and suction tube 1 is located the upper and lower both ends of control chamber 3 respectively, and the axis of suction tube 1 at both ends keeps on same straight line, and suction tube 1 at both ends is transparent glass about this control chamber 3, makes things convenient for medical personnel to adjust.

The control cavity 3 corresponding to the suction tube 1 is movably provided with a blocking block 6, the blocking block 6 is a cylindrical block, the diameter of the blocking block is equal to the inner diameter of the control cavity 3, the length of the blocking block 6 is larger than the inner diameter of the suction tube 1, when the side surface of the blocking block 6 faces the openings of the suction tubes 1 at the upper end and the lower end, the control cavity 3 is in a closed state, and at the moment, the flow in the suction tube 1 is zero.

The suction hole 61 is formed in the blocking piece 6 in a penetrating manner, the suction hole 61 penetrates the blocking piece 6, the length of the suction hole 61 is equal to the diameter of the blocking piece 6, the inner diameter of the suction hole 61 is equal to the inner diameter of the suction pipe 1, when the suction hole 61 faces to the openings of the suction pipes 1 at the upper end and the lower end, the suction pipe 1 is connected in the control cavity 3, at the moment, the flow in the suction pipe 1 reaches the maximum, and the flow in the suction pipe 1 is regulated by changing the position of the suction hole 61.

And both ends are equipped with left fixed axle 62 and right fixed axle 63 respectively about the sprue 6, left fixed axle 62 fixed mounting is in bearing frame 5, right fixed axle 63 fixed connection swivel shaft 4, the inner circle of bearing frame 5 passes through screw structure fixed connection left fixed axle 62, right fixed axle 63 is regular hexagon post structure, and the activity is pegged graft in the sleeve, this sleeve fixed mounting is inboard at swivel shaft 4, and the sleeve inboard is regular hexagon hole structure, and sprue 6 can rotate on bearing frame 5 to adjust the position of suction hole 61.

The inside of the rotating shaft 4 is of a hollow structure, anti-slip lines 41 are arranged on the outer side of the rotating shaft 4, the anti-slip lines 41 are transversely distributed on the side face of the rotating shaft 4, and the friction force between fingers of medical staff and the rotating shaft 4 is increased through the anti-slip lines 41.

The left end of the rotating shaft 4 is in an opening state, a clamping ring 42 is arranged at the opening, the clamping ring 42 is clamped in a clamping groove 32 on the right side of the control cavity 3, a row of teeth 33 is arranged on the left side wall of the clamping groove 32, racks 43 are arranged on the outer side of the corresponding clamping ring 42, the row of teeth 33 are annularly distributed on the left side wall of the clamping groove 32, racks 43 are correspondingly meshed on the row of teeth 33, and the racks 43 are annularly distributed on the outer side of the clamping ring 42.

The inside of the snap ring 42 is fixedly provided with a spring pin 44, the spring pin 44 is movably inserted into a pin hole on the right side wall of the clamping groove 32, a spring 45 is sleeved on the spring pin 44, the spring 45 is always in a compressed state, under the action of the spring 45, a rack 43 on the left side of the snap ring 42 is meshed on the row teeth 33, the rotating shaft 4 is pulled to the right side, and the rack 43 can be separated from the row teeth 33.

Working principle: according to the structure, when the side surface of the blocking piece 6 faces the openings of the suction pipes 1 at the upper end and the lower end, the control cavity 3 is in a closed state, at the moment, the flow in the suction pipe 1 is zero, when the suction holes 61 face the openings of the suction pipes 1 at the upper end and the lower end, the suction pipes 1 are communicated in the control cavity 3, at the moment, the flow in the suction pipes 1 reaches the maximum, the rotation shaft 4 is pulled to the right side by changing the position of the suction holes 61 so as to adjust the flow in the suction pipes 1, the rack 43 can be separated from the gear 33 when the position of the suction holes 61 on the blocking piece 6 is adjusted, the right fixing shaft 63 is movably inserted into the sleeve shaft of the rotation shaft 4, the blocking piece 6 can rotate on the bearing seat 5, the position of the suction holes 61 can be adjusted by rotating the rotation shaft 4, medical staff can observe the flow conveniently, the rotation shaft 4 is released, and the rack 43 on the left side of the clamping ring 42 is meshed with the gear 33 under the action of the spring 45, so that the rotation shaft 4 is fixed.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 spinal surgery aspirator convenient to operation, includes suction tube (1) and suction head (2), suction head (2) are installed in the lower extreme of suction tube (1), its characterized in that: the novel high-pressure air conditioner is characterized in that a cavity (31) in a control cavity (3) is communicated on the suction pipe (1), the control cavity (3) is of a hollow cylindrical structure, the suction pipe (1) is respectively communicated at the upper end and the lower end of the control cavity (3), a blocking block (6) is movably arranged in the control cavity (3) corresponding to the suction pipe (1), a suction hole (61) is formed in the blocking block (6) in a penetrating mode, a left fixing shaft (62) and a right fixing shaft (63) are respectively arranged at the left end and the right end of the blocking block (6), the left fixing shaft (62) is fixedly arranged in a bearing seat (5), the right fixing shaft (63) is fixedly connected with a rotating shaft (4), the rotating shaft (4) is of a hollow structure, the left end of the rotating shaft is in an open state, a clamping ring (42) is arranged at the open position, the clamping groove (32) on the right side of the control cavity, a tooth row (33) is arranged on the left side wall of the clamping groove, a corresponding clamping ring (42) is provided with a suction hole (61), the left fixing shaft (62) and the left fixing shaft (62) is fixedly arranged at the left side of the left fixing shaft (62) and the left fixing shaft (62) is fixedly arranged at the left fixing shaft (62) and the right fixing shaft (42), the left fixing shaft (62) is fixedly connected with a spring pin (44) and the left fixing pin is sleeved with the spring pin (44) through the spring pin; the suction pipes (1) are respectively positioned at the upper end and the lower end of the control cavity (3), and the axes of the suction pipes (1) at the two ends are kept on the same straight line; the blocking block (6) is a cylindrical block, the diameter of the block is equal to the inner diameter of the control cavity (3), and the length of the block (6) is larger than the inner diameter of the suction tube (1).

2. An easy to handle spinal surgical aspirator according to claim 1, wherein: the suction hole (61) penetrates through the communication blocking piece (6), the length of the suction hole (61) is equal to the diameter of the blocking piece (6), and the inner diameter of the suction hole (61) is equal to the inner diameter of the suction pipe (1).

3. An easy to handle spinal surgical aspirator according to claim 1, wherein: the inner ring of the bearing seat (5) is fixedly connected with a left fixed shaft (62) through a threaded structure, the right fixed shaft (63) is of a regular hexagon column structure and is movably inserted into a sleeve shaft, the sleeve shaft is fixedly arranged on the inner side of the rotating shaft (4), and the inner side of the sleeve shaft is of a regular hexagon hole structure.

4. An easy to handle spinal surgical aspirator according to claim 1, wherein: the outer side of the rotating shaft (4) is provided with anti-slip lines (41), and the anti-slip lines (41) are transversely distributed on the side face of the rotating shaft (4).

5. An easy to handle spinal surgical aspirator according to claim 1, wherein: the row teeth (33) are annularly distributed on the left side wall of the clamping groove (32), racks (43) are correspondingly meshed with the row teeth (33), and the racks (43) are annularly distributed on the outer side of the clamping ring (42).

6. An easy to handle spinal surgical aspirator according to claim 1, wherein: the spring (45) is always in a compressed state, the rack (43) on the left side of the clamping ring (42) is meshed with the row teeth (33) under the action of the spring (45), the rotating shaft (4) is pulled to the right side, and the rack (43) can be separated from the row teeth (33).