CN111991632A - Blood aspirator for surgical operation - Google Patents
Blood aspirator for surgical operation Download PDFInfo
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- CN111991632A CN111991632A CN202010947435.2A CN202010947435A CN111991632A CN 111991632 A CN111991632 A CN 111991632A CN 202010947435 A CN202010947435 A CN 202010947435A CN 111991632 A CN111991632 A CN 111991632A
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- negative pressure
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- A61M1/0023—
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention discloses a blood aspirator for surgical operation, which comprises a negative pressure device, wherein the negative pressure device is connected with a liquid collecting bottle through a negative pressure pipe, the bottom of the liquid collecting bottle is provided with a connecting pipe, the bottom end of the connecting pipe is connected with a mounting seat, and the bottom of the mounting seat is connected with a plurality of suction parts; according to the invention, the annular ring blocked by the arc-shaped plates is arranged on the inner wall of the suction conical tube, when blood is sucked, the floating plate pulls the top ends of the arc-shaped plates through the silk threads, when the sucked blood passes through the arc-shaped plates, the blood can apply pressure power to the bottom ends of the arc-shaped plates from the position between the two arc-shaped plates, the arc-shaped plates are tightly attached to the approaching plates, after the blood is sucked and closed, the first spring pushes the arc-shaped plates to be separated from the approaching plates, the arc-shaped plates are pushed back to the original position to block the suction conical tube, so that the negative pressure generated by the negative pressure device can not absorb outside air from the current suction conical tube, the negative pressure generated by the negative pressure device can be distributed to other suction parts, and the absorption efficiency of the residual.
Description
Technical Field
The invention belongs to the technical field, and particularly relates to a blood aspirator for surgical operation.
Background
The negative pressure suction device is a tool for manufacturing the negative pressure state of a suction head of the negative pressure suction device by a certain method, and substances outside the suction head are extruded to the suction head so as to finish the suction effect; when the negative pressure terminal is connected, air negative pressure is generated in the liquid collecting bottle, the negative pressure guides dirt (such as dirty blood, phlegm and the like) to flow into the liquid collecting bottle from the other hose, and when the liquid in the liquid collecting bottle reaches a certain height, the flow stopping valve on the liquid collecting bottle cap starts to work to cut off the liquid inflow pipeline, so that the liquid in the liquid collecting bottle is prevented from overflowing due to interference.
Because current blood aspirator is when using, if the scope of bleeding is great, need use the aspirator that has a plurality of suction portions to inhale blood, a negative pressure ware is shared to a plurality of suction portions, because the blood volume of the edge of the scope of bleeding is less, after the blood of the edge of the scope of bleeding is absorbed, the suction portion of follow-up edge can utilize the negative pressure that the negative pressure ware produced to absorb outside air, can't make full use of the whole negative pressure that the negative pressure ware produced when whole work.
Therefore, it is necessary to solve the above problems by providing a blood aspirator for surgical operation which can ensure sufficient use of the negative pressure generated when blood is sucked.
Disclosure of Invention
In view of the above problems, the present invention provides a blood aspirator for surgical operation to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a blood aspirator for surgical operation comprises a negative pressure device, wherein the negative pressure device is connected with a liquid collecting bottle through a negative pressure pipe, the bottom of the liquid collecting bottle is provided with a connecting pipe, the bottom end of the connecting pipe is connected with a mounting seat, the bottom of the mounting seat is connected with a plurality of suction parts, wherein,
the suction part comprises a suction conical pipe, an annular ring is arranged at the position, close to the bottom, of the inner wall of the suction conical pipe, two arc-shaped plates are arranged at the bottom of the annular ring, the middle parts of the arc-shaped plates are hinged with the bottom of the annular ring, the top of one end, close to the inner wall of the suction conical pipe, of each arc-shaped plate is connected with a first spring, a fan-shaped groove is formed in the annular ring at the top end of the first spring, the top end of the first spring is connected to the groove wall at the top of the fan-shaped groove, and silk threads are connected; an embedded groove is formed in the inner wall of the suction taper pipe at the bottom of the annular ring, a floating plate is arranged in the embedded groove, and one end of the silk thread penetrates through the annular ring and the wall thickness of the suction taper pipe to be connected with the bottom end of the floating plate; a connecting rod is arranged between the two arc plates, the top end of the connecting rod is a tip end, notches are arranged at the positions, close to the bottom ends of the arc plates, of the two sides of the connecting rod, the bottom end of the connecting rod is connected with a contact disc, and the contact disc is located at an opening at the bottom of the suction taper pipe; the annular ring is inserted with two translation plates, the two translation plates correspond to the two arc plates one by one, one surfaces far away from the two translation plates are connected in the wall thickness of the annular ring through a second spring, a placing groove is formed in the bottom of the annular ring at the position of the second spring, a triangular bar is arranged in the placing groove, the bottom surface of the triangular bar is fixedly connected with the arc plates, and one surface, close to the translation plates, of the triangular bar is an inclined surface; the bottom of the annular ring is provided with two sharp plates which are respectively positioned at the front side and the rear side of the arc-shaped plate; the bottom of the arc-shaped plate is provided with closely-attaching plates matched with the arc-shaped plate at intervals, and the front end and the rear end of each closely-attaching plate are connected with the inner wall of the suction taper pipe; the front side and the rear side of the connecting rod are connected with the inner wall of the suction taper pipe through elastic ropes.
Preferably, the connecting rod middle part is provided with main repulsion ring, the attraction taper pipe outside is provided with a plurality of bracing pieces, and the bracing piece tip articulates there is the deflector, and the articulated department between them is provided with the torsional spring, the deflector top is connected with from the repulsion ball.
Preferably, the deflection plate is inserted with a curved plate, two ends of the curved plate are both bent towards a direction far away from the suction conical tube, the bottom end of the curved plate is positioned at the bottom of the deflection plate, the tops of the curved plates are connected with the same circular truncated cone film, the top of the circular truncated cone film is connected to the outer surface of the suction conical tube, and the top of the deflection plate is in contact with the bottom surface of the circular truncated cone film.
Preferably, the bottom end of the curved plate is serrated, and the tip of the bottom of the serrated is subjected to fillet treatment.
Preferably, the width of the top of the deflector is greater than the width of the bottom, and the width of the deflector gradually increases towards the top.
Preferably, the top of the deflection plate is provided with a protection pad, the protection pad is made of a silica gel material, and the top of the protection pad is in contact with the bottom of the circular truncated cone membrane.
Preferably, the diameter of the contact disc is smaller than the inner diameter of the bottom end of the suction taper pipe, and the bottom edge of the contact disc is subjected to rounding treatment.
Preferably, the embedded groove is symmetrically distributed on two sides of the inner wall of the suction taper pipe, and the width of the embedded groove in the front-back direction is gradually increased towards the top.
The invention has the technical effects and advantages that:
1. the invention arranges the ring blocked by the arc-shaped plate on the inner wall of the suction cone, the blood entering the suction cone can make the floating plate float upwards for a certain distance, the silk thread can pull the top end of the arc-shaped plate, when the pumped blood passes between the arc-shaped plates, the blood can apply the pressurizing power to the bottom end of the arc-shaped plate from the position between the two arc-shaped plates, then the arc-shaped plates are tightly attached to the proximity plate under the action of the fluid pressure power and the silk thread pulling force, after the blood is pumped and closed, the spring can push the arc-shaped plate to be separated from the proximity plate, a part of air pumped by negative pressure can enter between the arc-shaped plates and the proximity plate, and simultaneously acts with the restoring force of the spring to push the arc-shaped plates back to the original position to block the suction cone at the position, so that the negative pressure generated by the negative pressure device can not absorb the outside air from the current suction cone, and the negative pressure generated by the negative pressure device can be distributed, the absorption strength of the suction parts at other positions on the blood is increased, and the absorption efficiency of the blood at other positions is improved;
2. according to the invention, through the rising of the connecting rod, the main repulsive force ring at the middle part of the connecting rod can push the auxiliary repulsive force ball at the top end of the deflecting plate outside the suction conical tube to play a role in pushing, so that the bottom end of the deflecting plate is driven to be close to the bottom end of the suction conical tube, further, the gaps at the bottom ends of the deflecting plates are smaller and smaller, when airflow generated by negative pressure passes through the gaps of the deflecting plates, the strength is higher, the external blood is more rapidly pumped, namely after the blood is pumped for a period of time and the blood volume is reduced, the suction efficiency of the blood outside the deflecting plates is accelerated;
3. according to the invention, the curved plate with the upper end and the lower end inclined towards the direction far away from the suction conical pipe is embedded on one surface of the deflection plate close to the suction conical pipe, when the bottom end of the deflection plate is close to the suction conical pipe, the curved plate can move in the deflection plate, so that the top end of the curved plate is far away from the deflection plate, the curved plate pulls the circular table film connected with the top end of the curved plate, the top end of the circular table film is connected with the surface of the suction conical pipe, but simultaneously, because the top end of the deflection plate can tightly abut against the circular table film from the bottom and stir the circular table film to be far away from the suction conical pipe during deflection, the deformed circular table film has a resistance effect on the movement of the curved plate, the stirring effect of the bottom end of the curved plate on blood is better, and simultaneously, the curved plate can be lifted, and is.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the suction part of the present invention;
FIG. 3 is a cross-sectional view of the suction cone of the present invention;
FIG. 4 is an enlarged view of section A of FIG. 3 of the present invention;
FIG. 5 is a schematic view of the structure of FIG. 3 in another direction according to the present invention;
FIG. 6 is an enlarged view of portion B of FIG. 5 according to the present invention;
FIG. 7 is a schematic view of the present invention shown in FIG. 5 with one of the arcuate plates removed;
FIG. 8 is an enlarged view of section C of FIG. 7 of the present invention;
FIG. 9 is a schematic view of the suction cone of the present invention taken along the front side of the arc plate as a cut plane;
FIG. 10 is an enlarged view of section D of FIG. 9 of the present invention;
FIG. 11 is a schematic view of the structure of the bottom end of the deflector plate of the present invention.
In the figure: the negative pressure device comprises a negative pressure device 1, a liquid collecting bottle 2, a connecting pipe 3, a mounting seat 4, an attraction part 5, an attraction taper pipe 501, an annular ring 502, an arc-shaped plate 503, a first spring 504, a sector groove 505, a silk thread 506, an embedded groove 507, a floating plate 508, a connecting rod 509, a notch 510, a contact disc 511, a translation plate 512, a triangular bar 513, a sharp plate 514, a clinging plate 515, an elastic rope 516, a main repulsive force ring 6, a supporting rod 7, a deflection plate 8, a slave repulsive force ball 9, a curved plate 10, a circular truncated cone membrane 11 and a negative pressure pipe 12.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
The invention provides a blood aspirator for surgical operation as shown in figures 1-11, which comprises a negative pressure device 1, wherein the negative pressure device 1 is connected with a liquid collecting bottle 2 through a negative pressure pipe 12, the bottom of the liquid collecting bottle 2 is provided with a connecting pipe 3, the bottom end of the connecting pipe 3 is connected with a mounting seat 4, the bottom of the mounting seat 4 is connected with a plurality of suction parts 5, wherein,
the suction part 5 comprises a suction taper pipe 501, an annular ring 502 is arranged at the position, close to the bottom, of the inner wall of the suction taper pipe 501, two arc-shaped plates 503 are arranged at the bottom of the annular ring 502, the middle parts of the arc-shaped plates 503 are hinged with the bottom of the annular ring 502, the top of one end, close to the inner wall of the suction taper pipe 501, of each arc-shaped plate 503 is connected with a first spring 504, a fan-shaped groove 505 is formed in the annular ring 502 at the top end of the first spring 504, the top end of the first spring 504 is connected to the groove wall at the top of the fan-shaped groove 505, and a silk thread 506 is connected; an embedded groove 507 is formed in the inner wall of the suction taper pipe 501 at the bottom of the annular ring 502, a floating plate 508 is arranged in the embedded groove 507, and one end of the silk thread 506 penetrates through the annular ring 502 and the wall thickness of the suction taper pipe 501 to be connected with the bottom end of the floating plate 508; a connecting rod 509 is arranged between the two arc-shaped plates 503, the top end of the connecting rod 509 is a tip end, notches 510 are arranged at the positions, close to the bottom ends of the arc-shaped plates 503, of the two sides of the connecting rod 509, the bottom ends of the connecting rod 509 are connected with contact discs 511, and the contact discs 511 are located at openings at the bottoms of the attraction taper pipes 501; the annular ring 502 is spliced with two translation plates 512, the two translation plates 512 correspond to the two arc plates 503 one by one, one surfaces, far away from the two translation plates 512, of the two translation plates are connected to the wall thickness of the annular ring 502 through second springs, a placing groove is formed in the bottom of the annular ring 502 at the second springs, a triangular bar 513 is arranged inside the placing groove, the bottom surface of the triangular bar 513 is fixedly connected with the arc plates 503, and one surface, close to the translation plates 512, of the triangular bar 513 is an inclined surface; the bottom of the annular ring 502 is provided with two sharp plates 514, and the two sharp plates 514 are respectively positioned at the front side and the rear side of the arc-shaped plate 503; the bottom of the arc-shaped plate 503 is provided with a tight attaching plate 515 matched with the arc-shaped plate at intervals, and the front end and the rear end of the tight attaching plate 515 are connected with the inner wall of the suction taper pipe 501; the front side and the rear side of the connecting rod 509 are connected with the inner wall of the suction taper pipe 501 through elastic ropes 516.
As a specific embodiment of the present invention, a main repulsion ring 6 is arranged in the middle of the connecting rod 509, a plurality of supporting rods 7 are arranged outside the attraction taper pipe 501, the end parts of the supporting rods 7 are hinged with a deflection plate 8, a torsion spring is arranged at the hinged position of the two, and the top end of the deflection plate 8 is connected with a secondary repulsion ball 9; when connecting rod 509 rises, main repulsion ring 6 of connecting rod 509 middle part department can promote the deflector 8 that attracts the taper pipe 501 outside, the repulsion ball 9 from of deflector 8 top department plays the pushing action, and then can be close to 8 bottoms of deflector to the position department that is close to attracting the taper pipe 501 bottom drives, and then the clearance of the bottom of a plurality of deflectors 8 can be littleer and littleer, when the air current that the negative pressure produced passes through the clearance of deflector 8, intensity is bigger, with the faster pump of external blood, be after the pump blood a period of time promptly, blood volume diminishes the back, the efficiency of attracting the blood in the deflector 8 outside is accelerated.
As a specific embodiment of the present invention, a curved plate 10 is inserted on the deflection plate 8, two ends of the curved plate 10 are both bent in a direction away from the suction conical pipe 501, the bottom end of the curved plate 10 is located at the bottom of the deflection plate 8, the tops of the curved plates 10 are connected with a same circular truncated cone film 11, the top of the circular truncated cone film 11 is connected to the outer surface of the suction conical pipe 501, and the top of the deflection plate 8 is in contact with the bottom surface of the circular truncated cone film 11; the one side that deflector 8 is close to and attracts taper pipe 501, it all to keep away from attracting the direction inclined bent plate 10 of taper pipe 501 to embed the lower extreme, when 8 bottoms of deflector are close to and attract taper pipe 501, bent plate 10 can be at 8 inside removal of deflector, make the top of bent plate 10 keep away from deflector 8, bent plate 10 stimulates the round platform membrane 11 that its top is connected, round platform membrane 11 top is connected on attracting taper pipe 501 surface, but simultaneously because 8 tops of deflector can support tight round platform membrane 11 and stir round platform membrane 11 and keep away from attracting taper pipe 501 from the bottom when deflecting, round platform membrane 11 that warp has the resistance effect to the removal of bent plate 10, make the stirring effect of 10 bottoms of bent plate to blood better, simultaneously because bent plate 10 can rise, when making bent plate 10 translate on skin, compare in 8 bottoms of deflector and directly contact with skin, can obviously reduce the uncomfortable sense of skin.
As a specific embodiment of the present invention, the bottom end of the curved plate 10 is serrated, and the tip of the serrated bottom is subjected to fillet treatment; the bottom end of the curved plate 10 is in a saw-toothed shape, the saw-toothed position is processed through a fillet, when the curved plate moves, the bottom end of the curved plate 10 can be pressed into a plurality of strip-shaped depressions on the skin, blood can be rapidly gathered on the deformed skin, and the blood outflow is prevented.
As a specific embodiment of the present invention, the width of the top of the deflector 8 is larger than that of the bottom, and the width of the deflector 8 gradually increases toward the top; when the bottom end of the deflection plate 8 deflects near the suction taper pipe 501, a larger deflection distance is provided, and the bottom end of the deflection plate 8 is ensured to deflect smoothly.
As a specific embodiment of the invention, a protective pad is arranged on the top of the deflection plate 8, the protective pad is made of a silica gel material, and the top of the protective pad is in contact with the bottom of the circular truncated cone film 11; the protection pad can protect the circular truncated cone membrane 11 and prevent the circular truncated cone membrane 11 from damaging the deflection plate 8.
As a specific embodiment of the present invention, the diameter of the contact disc 511 is smaller than the inner diameter of the bottom end of the suction taper pipe 501, and the bottom edge of the contact disc 511 is rounded; the diameter of the contact plate 511 is smaller than the inner diameter of the bottom end of the suction taper pipe 501, so that the contact plate 511 can smoothly enter the suction taper pipe 501 without affecting the normal entry of blood into the suction taper pipe 501.
As a specific embodiment of the present invention, the embedded grooves 507 are symmetrically distributed on both sides of the inner wall of the suction taper pipe 501, and the width of the embedded grooves 507 in the front-back direction gradually increases toward the top; the width of the embedded groove 507 in the front-back direction gradually increases towards the top, so that the floating plate 508 can rise conveniently.
The working principle of the invention is as follows:
referring to the accompanying drawings 1-11 of the specification, because the existing blood aspirator is used, if the bleeding range is large, the aspirator with a plurality of suction parts 5 is needed to be used for blood suction, the plurality of suction parts 5 share one negative pressure aspirator 1, because the amount of blood at the edge of the bleeding range is small, after the blood at the edge of the bleeding range is absorbed, the suction parts 5 at the subsequent edge can absorb the outside air by using the negative pressure generated by the negative pressure aspirator 1, and the whole negative pressure generated by the negative pressure aspirator 1 cannot be fully utilized during the whole working process; therefore, the invention mainly solves the problem of ensuring the full utilization of the generated negative pressure when the blood is absorbed; the specific measures and the using process are as follows: by arranging the annular ring 502 blocked by the arc-shaped plate 503 on the inner wall of the suction conical tube 501, at the beginning, after the negative pressure device 1 is opened, the negative pressure device 1 generates negative pressure, then the contact disc 511 is pressed to the position of blood stain on the skin, so that the tip of the connecting rod 509 at the top of the contact disc 511 pushes the translation plate 512 to move, when the translation plate 512 moves, the inclined surface of the triangular strip 513 at the top of the arc-shaped plate 503 is pushed, so that the triangular strip 513 pushes the arc-shaped plate 503 downwards to deflect, so that the arc-shaped plate 503 is tightly attached to the attaching plate 515 matched with the arc-shaped plate 503 at the bottom, due to the action of the negative pressure, blood passes through the two opened arc-shaped plates 503, finally the blood enters the liquid collection bottle 2 through the connecting tube 3, when the generated negative pressure sucks the blood, the contact disc 511 is driven to rise, so that the connecting rod 509 continuously rises, and the gaps 510 at the two, the translation plate 512 can return to the original position under the action of the second spring, meanwhile, blood entering the inner part of the suction taper pipe 501 can enable the floating plate 508 to float upwards for a certain distance, further the floating plate 508 can drive the top end of the silk thread 506 to rise, the silk thread 506 can pull the top end of the arc-shaped plate 503, when pumped blood passes through the arc-shaped plates 503, the blood can apply pressure power to the bottom end of the arc-shaped plate 503 from the position between the two arc-shaped plates 503, further the arc-shaped plate 503 is attached to the close plate under the action of the pressure power of fluid and the pulling force of the silk thread 506, and is in a static state, the first spring 504 can not push the arc-shaped plate 503 to return to the original position, when the blood is pumped and closed, the floating plate 508 does not receive the buoyancy force of the blood any more, the first spring 504 can push the arc-shaped plate 503 to be detached from the close plate 515, a part of air pumped under negative pressure can enter between the arc-, pushing the arc-shaped plate 503 back to the original position to block the suction taper pipe 501, so that the negative pressure generated by the negative pressure device 1 can not absorb the outside air from the current suction taper pipe 501, the negative pressure generated by the negative pressure device 1 can be distributed to other suction parts 5, the absorption strength of the suction parts 5 at other positions on the blood is increased, and the absorption efficiency of the remaining blood at other positions is improved; before the next use, the connecting rod 509 can be moved downwards to the initial position in a swinging mode; in the invention, each structure in the suction taper pipe 501 is made of medical nano materials, and each structure has light weight and high strength.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A blood aspirator for surgical operation, comprising a negative pressure device (1), characterized in that: the negative pressure device (1) is connected with a liquid collecting bottle (2) through a negative pressure pipe (12), the bottom of the liquid collecting bottle (2) is provided with a connecting pipe (3), the bottom end of the connecting pipe (3) is connected with a mounting seat (4), the bottom of the mounting seat (4) is connected with a plurality of suction parts (5), wherein,
the suction part (5) comprises a suction taper pipe (501), an annular ring (502) is arranged at a position, close to the bottom, of the inner wall of the suction taper pipe (501), two arc-shaped plates (503) are arranged at the bottom of the annular ring (502), the middle parts of the arc-shaped plates (503) are hinged with the bottom of the annular ring (502), the top of one end, close to the inner wall of the suction taper pipe (501), of each arc-shaped plate (503) is connected with a first spring (504), a fan-shaped groove (505) is formed in the annular ring (502) at the top end of each first spring (504), the top end of each first spring (504) is connected to the groove wall at the top of each fan-shaped groove (505), and silk threads (506) are connected to the top of the arc-; an embedded groove (507) is formed in the inner wall of the suction taper pipe (501) at the bottom of the annular ring (502), a floating plate (508) is arranged in the embedded groove (507), and one end of the silk thread (506) penetrates through the annular ring (502) and the wall thickness of the suction taper pipe (501) to be connected with the bottom end of the floating plate (508); a connecting rod (509) is arranged between the two arc-shaped plates (503), the top end of the connecting rod (509) is a tip end, notches (510) are arranged at the positions, close to the bottom ends of the arc-shaped plates (503), of the two sides of the connecting rod (509), a contact disc (511) is connected to the bottom end of the connecting rod (509), and the contact disc (511) is located at an opening at the bottom of the suction taper pipe (501); the annular ring (502) is spliced with two translation plates (512), the two translation plates (512) correspond to the two arc plates (503) one by one, one surfaces, far away from the two translation plates (512), of the translation plates are connected into the wall thickness of the annular ring (502) through a second spring, a placing groove is formed in the bottom of the annular ring (502) at the position of the second spring, a triangular strip (513) is arranged inside the placing groove, the bottom surface of the triangular strip (513) is fixedly connected with the arc plates (503), and one surface, close to the translation plates (512), of the triangular strip (513) is an inclined surface; the bottom of the annular ring (502) is provided with two sharp plates (514), and the two sharp plates (514) are respectively positioned at the front side and the rear side of the arc-shaped plate (503); the bottom of the arc-shaped plate (503) is provided with closely-attaching plates (515) matched with the arc-shaped plate at intervals, and the front end and the rear end of each closely-attaching plate (515) are connected with the inner wall of the suction taper pipe (501); the front side and the rear side of the connecting rod (509) are connected with the inner wall of the suction taper pipe (501) through elastic ropes (516).
2. A surgical blood aspirator according to claim 1, wherein: connecting rod (509) middle part is provided with main repulsion ring (6), it is provided with a plurality of bracing pieces (7) to attract taper pipe (501) outside, and bracing piece (7) tip articulates there is deflector (8), and articulated department between them is provided with the torsional spring, deflector (8) top is connected with from repulsion ball (9).
3. A surgical blood aspirator according to claim 2, wherein: bent plates (10) are inserted into the deflection plates (8), the two ends of each bent plate (10) are bent towards the direction far away from the suction conical pipe (501), the bottom ends of the bent plates (10) are located at the bottom of the deflection plates (8), the tops of the bent plates (10) are connected with the same circular truncated cone film (11), the tops of the circular truncated cone films (11) are connected to the outer surface of the suction conical pipe (501), and the tops of the deflection plates (8) are in contact with the bottom surface of the circular truncated cone film (11).
4. A surgical blood aspirator according to claim 3, wherein: the bottom end of the curved plate (10) is in a sawtooth shape, and the tip of the bottom of the sawtooth shape is processed by a fillet.
5. A surgical blood aspirator according to claim 2, wherein: the width of the top of the deflector (8) is greater than the width of the bottom, and the width of the deflector (8) is gradually greater towards the top.
6. A surgical blood aspirator according to claim 5, wherein: the top of the deflection plate (8) is provided with a protection pad, the protection pad is made of a silica gel material, and the top of the protection pad is in contact with the bottom of the circular truncated cone membrane (11).
7. A surgical blood aspirator according to claim 1, wherein: the diameter of the contact disc (511) is smaller than the inner diameter of the bottom end of the suction taper pipe (501), and the edge of the bottom of the contact disc (511) is subjected to rounding treatment.
8. A surgical blood aspirator according to claim 1, wherein: the embedded grooves (507) are symmetrically distributed on two sides of the inner wall of the suction taper pipe (501), and the width of the embedded grooves (507) in the front-back direction is gradually increased towards the top.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010947435.2A CN111991632B (en) | 2020-09-10 | 2020-09-10 | Blood aspirator for surgical operation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010947435.2A CN111991632B (en) | 2020-09-10 | 2020-09-10 | Blood aspirator for surgical operation |
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| CN111991632A true CN111991632A (en) | 2020-11-27 |
| CN111991632B CN111991632B (en) | 2023-09-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116673143A (en) * | 2023-05-30 | 2023-09-01 | 宁波芯辰智能电器有限公司 | Backflow-preventing electric spray gun |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109875613A (en) * | 2019-04-08 | 2019-06-14 | 郑州大学第一附属医院 | A kind of obstetrics and gynecology department villus attraction filter |
| CN110812540A (en) * | 2019-11-22 | 2020-02-21 | 孙广涛 | Automatic aspirator for hepatobiliary surgery |
-
2020
- 2020-09-10 CN CN202010947435.2A patent/CN111991632B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109875613A (en) * | 2019-04-08 | 2019-06-14 | 郑州大学第一附属医院 | A kind of obstetrics and gynecology department villus attraction filter |
| CN110812540A (en) * | 2019-11-22 | 2020-02-21 | 孙广涛 | Automatic aspirator for hepatobiliary surgery |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116673143A (en) * | 2023-05-30 | 2023-09-01 | 宁波芯辰智能电器有限公司 | Backflow-preventing electric spray gun |
| CN116673143B (en) * | 2023-05-30 | 2024-01-19 | 宁波芯辰智能电器有限公司 | Backflow-preventing electric spray gun |
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| Publication number | Publication date |
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| CN111991632B (en) | 2023-09-05 |
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