CN113367781B - Puncture aspirator for thoracic surgery - Google Patents
Puncture aspirator for thoracic surgery Download PDFInfo
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- CN113367781B CN113367781B CN202110734390.5A CN202110734390A CN113367781B CN 113367781 B CN113367781 B CN 113367781B CN 202110734390 A CN202110734390 A CN 202110734390A CN 113367781 B CN113367781 B CN 113367781B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/3437—Cannulas with means for removing or absorbing fluid, e.g. wicks or absorbent pads
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3454—Details of tips
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Abstract
The invention discloses a puncture aspirator for thoracic surgery, which belongs to the technical field of thoracic surgery and comprises an aspirator main body, wherein the top of the aspirator main body is communicated with two liquid suction boxes, the tops of the liquid suction boxes are communicated with a liquid suction pipe, the outer side wall of one side of the liquid suction pipe is sleeved with a fitting mechanism, one end of the liquid suction pipe is communicated with a puncture pipe through an adjusting mechanism, one side of the puncture pipe is movably connected with a puncture mechanism, and the liquid suction pipes are also integrally communicated with a check mechanism. According to the invention, the tissue fluid waste can be limited and sealed, backflow of tissue fluid is avoided, the valve can be opened by pulling the flashboard by screwing the cam to push the first sliding rod and the laminating block to move upwards, backwashing disinfection can be performed by communicating the pipette through two sides, the influence of valve blockage on the flushing efficiency of the pipette is avoided, meanwhile, isolated sealing can be performed by the valve, the influence of tissue fluid backflow on the suction pressure in the pipette is avoided, the disinfection and cleaning difficulty after suction is effectively reduced, and the maintainability of the pipette is remarkably improved.
Description
Technical Field
The invention belongs to the technical field of thoracic surgery, and particularly relates to a puncture aspirator for thoracic surgery.
Background
Thoracic surgery is the department of operation processing carries out to organ surgery operation in the thorax, and traditional thoracic surgery operation generally need carry out the operation of opening the chest, and the operation of opening the chest has adverse effect to patient's postoperative rehabilitation, carries out minimal access surgery in to the thorax through thoracoscopic operation now, reduces the postoperative rehabilitation degree of difficulty that the operation of opening the chest brought, generally need absorb the infection risk to operation effusion tissue fluid when thoracoscopic operation.
Chinese patent document CN106667529A discloses a puncture biopsy aspirator, which comprises an outer cannula, a puncture tube, a biopsy sealed canister and a puncture tube control mechanism, wherein the front end of the puncture tube is inserted into the outer cannula, the tail end of the puncture tube is connected with the biopsy sealed canister, and the biopsy sealed canister is connected with a negative pressure source; the puncture tube control mechanism drives the puncture tube to move along the axial direction of the outer sleeve and leads the front end of the puncture tube to extend out of or retract into the front end of the outer sleeve. The side wall of the outer sleeve is provided with a first side hole, the first side hole is connected with a first bifurcated pipe of the Y-pipe, and a second bifurcated pipe and a third bifurcated pipe of the Y-pipe are respectively used for connecting a flusher and a negative pressure source; be equipped with the sealing washer between this outer tube inner wall and the puncture tube outer wall, this sealing washer sets up the terminal end side with this first side opening, through being connected this puncture tube with sealed biopsy jar and negative pressure source, can realize the sample and do not have the pollution extraction, improve and detect the accuracy, but when the in-service use, still there is certain defect, if lack the backward flow spacing ability at the suction tube end to suction primer, lead to the easy backward flow of suction thing to lead to the pipeline to pollute, and lack the laminating extrusion spacing ability to suction tube and chamber mirror passageway department, extrude to opening department and operation passageway easily during the suction tube skew and lead to the post-operative secondary tear, influence postoperative opening and sew up recovery effect, and the suction tube end is connecting elements as an organic whole, influence the puncture result of use, can not be fine satisfy the user demand.
Disclosure of Invention
The invention aims to: the puncture aspirator for the thoracic surgery is provided for solving the problems that the reflux limiting capacity of an attraction agent at the tail end of a suction tube is lacked, the suction is easy to reflux to cause pipeline pollution, the attaching extrusion limiting capacity of the suction tube and an endoscope channel is lacked, the opening and an operation channel are easily extruded during the deviation of the suction tube to cause secondary laceration after the operation, the suture recovery effect of the opening after the operation is influenced, and the tail end of the suction tube is an integrated connecting member to influence the puncture using effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a thoracic surgery operation is with puncture aspirator, includes the aspirator main part, aspirator main part top intercommunication has two imbibition boxes, and imbibition box top intercommunication has the pipette, and pipette one side lateral wall cover is equipped with laminating mechanism, and pipette one end has the puncture pipe through adjustment mechanism intercommunication, puncture pipe one side swing joint has puncture mechanism, still integrative intercommunication has contrary mechanism of ending between the pipette.
As a further description of the above technical solution:
the non-return mechanism comprises a fixed seat, both sides of the fixed seat are communicated with two side pipettes through sealing gaskets, a first sliding sleeve is embedded at the top of the inner cavity of the fixed seat, a first sliding rod is connected in the first sliding sleeve in a sliding manner, the bottom end of the first sliding rod is fixedly connected with a connecting block, the bottom of the connecting block is fixedly connected with a flashboard, and the arc-shaped cavity between the two sides of the flashboard is adhered with a valve, the outer side wall of the first sliding rod is sleeved with a first spring, the top of the first spring is fixedly connected with a squeezing pad, the extrusion pad is sleeved on the outer side wall of the first sliding rod, the bottom end of the first spring is fixedly connected to the top of the connecting block, the top end of the first sliding rod is fixedly connected with the fitting block, a cam is jointed at one side of the bottom of the jointing block, a rotating rod is embedded at one side of the cam, a fixed block is sleeved on the outer side wall of the rotating rod, the fixed block is fixedly connected to the top of the fixed seat, and one end of the rotating rod is fixedly connected with a first handle.
As a further description of the above technical solution:
the improved slide block structure is characterized in that first slide blocks are fixedly connected to two sides of the flashboard, the first slide blocks at two ends of one side are attached to each other, a second slide rod is fixedly connected to the bottom of each first slide block, a second slide block is fixedly connected to the bottom of each second slide rod, the second slide blocks are slidably connected to insertion grooves formed in the tops of the first slide blocks at the bottom sides, and the first slide blocks are slidably connected to first slide grooves formed in two sides of an inner cavity of the fixing base.
As a further description of the above technical solution:
laminating mechanism includes spacing seat, spacing seat cup joints at the imbibition pipe outer wall, spacing inner chamber both sides all are through telescopic link fixedly connected with slide, telescopic link lateral wall cover is equipped with the second spring, the second spring both ends correspond position fixed connection with slide and spacing inner chamber one side respectively, the shape of cross section of slide is the arc, slide one side fixedly connected with laminating gasbag.
As a further description of the above technical solution:
the cross section of the attaching air bag is arc-shaped, and one side of the attaching air bag is communicated with an air valve.
As a further description of the above technical solution:
the adjusting mechanism comprises a threaded cylinder, a bearing is clamped on the outer side wall of the threaded cylinder, the bearing is embedded in one side of the tail end of the pipette, an external thread is formed in the outer side wall of the puncture tube, and the threaded cylinder is in threaded connection with the external thread of the outer side wall of the puncture tube.
As a further description of the above technical solution:
puncture mechanism includes puncture head and cassette, and puncture head has seted up a plurality of attraction holes on one side, the equal fixedly connected with limiting plate in puncture head one side both ends, cassette fixed connection is in puncture tube one end, the draw-in groove has all been seted up to cassette inner chamber both sides and limiting plate corresponding position, the spacing groove has been seted up to draw-in groove inner chamber bottom, the limiting plate joint is at the spacing inslot.
As a further description of the above technical solution:
the cross section of the limiting plate is L-shaped, and the cross section of the limiting groove is arc-shaped.
As a further description of the above technical solution:
the valve is a rubber valve, and the outlet end of the rubber valve faces to one side close to the aspirator main body.
As a further description of the above technical solution:
the suction apparatus is characterized in that a placing seat is arranged on one side of the suction apparatus main body, the cross section of one side of the placing seat is L-shaped, and the placing seats are symmetrically arranged on two sides of the placing seat.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, when puncture suction is needed, the puncture tube is connected with the puncture mechanism and inserted into a thoracoscope operation channel, after the sucked tissue fluid waste enters a liquid suction tube, a pump body of an external suction apparatus main body can generate suction force to open and open the valve between the flashboards through the suction force, the waste is moved out of the liquid suction tube through the aperture of the valve and enters a liquid suction box, so that the tissue fluid waste can be limited and sealed, backflow of the tissue fluid is avoided, a cam is twisted to push the first sliding rod and the laminating block to move upwards to pull the flashboards to open the valve, at the moment, the liquid suction tube can be communicated with the two sides for back washing and disinfection, the influence of valve blockage on the washing efficiency of the liquid suction tube is avoided, meanwhile, the influence of tissue fluid backflow on the suction pressure in the liquid suction tube is avoided, and the disinfection and cleaning difficulty after suction is effectively reduced, the maintainability of the pipette is significantly improved.
2. According to the invention, after the puncture tube passes through the operation channel, the tail end of the puncture tube can be contacted with the tail end of the operation channel through the one-side attaching air bag and the limiting seat, the attaching effect with the outer wall of the operation channel can be ensured through the flexible attaching air bag, meanwhile, the attaching air bag can be inflated through the air valve communicated with the attaching air bags on the two sides to adapt to the inner diameter of the operation channel, the flexible attaching air bag absorbs the offset of the puncture tube, the inserting installation connection stability is improved, the telescopic rod and the second spring can extrude the sliding plate and the attaching air bag to be attached to the liquid suction pipe in a limiting mode, the attaching tightness and the safety are improved, the energy absorption and the shock absorption are further carried out on offset shaking, and therefore the safety of the connection of the puncture tube and the inserted operation channel can be remarkably improved.
3. According to the invention, when the puncture tube needs to be inserted and installed, the puncture tube can be inserted into the clamping groove on one side of the clamping seat through the L-shaped limiting plates on the two sides of the puncture head, one side of the limiting plate can be attached to the limiting groove in the clamping groove, at the moment, the limiting plate can be driven to enter the limiting groove to be clamped through rotating the puncture head, the limiting support effect on the limiting plate can be ensured through the step assembly between the clamping seat and the limiting groove, meanwhile, the puncture head can be rapidly detached, the sterilization and maintenance of workers are facilitated, the assembly efficiency can be improved through pre-assembling the puncture head and the limiting plate, certain blocking capability can be carried out when tissue waste is attached in the suction hole by the conical surface in the suction hole, the suction effect of tissue fluid is ensured, meanwhile, the waste liquid can be prevented from remaining in the suction hole, the cleaning and maintenance difficulty can be further reduced, and the use requirement can be met.
4. According to the invention, through the designed adjusting mechanism, when the relative length of the puncture tube needs to be adjusted, the threaded barrel on one side is screwed to rotate in the bearing, the threaded barrel rotates to drive the inner puncture tube to extend outwards or inwards through the external thread, so that the relative length of the puncture tube can be quickly adjusted, the puncture tube can adapt to the suction needs of different thoracic cavity positions, the puncture tube does not need to be additionally replaced, and the operation adjusting difficulty is reduced.
5. According to the invention, through the designed first spring and the extrusion pad, the extrusion pad and the first spring on one side can be extruded when the connecting block moves, the first spring can drive the extrusion pad and the connecting block to move downwards to drive the flashboard to reset by utilizing self elasticity after resetting, the attaching stability of valves on two sides is improved, the moving stability of the flashboard can be improved by inserting and installing the second sliding rod on two sides of the first sliding block through the bottom, the flashboard is prevented from being impacted by absorbed waste liquid to generate polarization, and the safety of limiting and sealing is provided.
Drawings
FIG. 1 is a schematic perspective view of a puncture aspirator for thoracic surgery according to the present invention;
FIG. 2 is a schematic partial perspective view of a puncture aspirator for thoracic surgery according to the present invention;
FIG. 3 is a schematic perspective view of a shutter of the puncture aspirator for thoracic surgery according to the present invention;
FIG. 4 is a schematic perspective view of a slider of the puncture aspirator for thoracic surgery according to the present invention;
FIG. 5 is a schematic view of a three-dimensional detachment structure of a fitting mechanism of the puncture aspirator for thoracic surgery provided by the invention;
FIG. 6 is a schematic view of a three-dimensional disassembled structure of a puncture mechanism of the puncture aspirator for thoracic surgery provided by the invention;
fig. 7 is a schematic view of a three-dimensional split structure of a check mechanism of the puncture aspirator for thoracic surgery provided by the invention.
Illustration of the drawings:
1. a suction apparatus main body; 2. a liquid suction box; 3. a placing seat; 4. a pipette; 5. a non-return mechanism; 501. a fixed seat; 502. a shutter plate; 503. a first slider; 504. a valve; 505. connecting blocks; 506. a first spring; 507. pressing the cushion; 508. a first sliding sleeve; 509. a first slide bar; 510. fitting blocks; 511. a cam; 512. a rotating rod; 513. a second slide bar; 514. a second slider; 515. inserting the groove; 516. a fixed block; 6. a fitting mechanism; 601. attaching an air bag; 602. an air valve; 603. a slide plate; 604. a telescopic rod; 605. a second spring; 606. a limiting seat; 7. an adjustment mechanism; 701. a bearing; 702. a threaded barrel; 703. an external thread; 8. a puncture mechanism; 801. a puncture head; 802. a suction hole; 803. a limiting plate; 804. a card holder; 805. a card slot; 806. a limiting groove; 9. a puncture tube; 10. air holes are formed; 11. and a gasket.
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.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a thoracic surgery operation is with puncture aspirator, includes aspirator main part 1, 1 top intercommunication of aspirator main part has two imbibition boxes 2, and 2 top intercommunications of imbibition box have pipette 4, and pipette 4 one side lateral wall cover is equipped with laminating mechanism 6, and pipette 4 one end has puncture pipe 9 through adjustment mechanism 7 intercommunication, puncture pipe 9 one side swing joint has puncture mechanism 8, still integrative intercommunication has contrary mechanism 5 that ends between pipette 4.
The non-return mechanism 5 comprises a fixed seat 501, two sides of the fixed seat 501 are communicated with two sides of a pipette 4 through a sealing gasket 11, a first sliding sleeve 508 is embedded at the top of an inner cavity of the fixed seat 501, a first sliding rod 509 is slidably connected in the first sliding sleeve 508, a connecting block 505 is fixedly connected at the bottom end of the first sliding rod 509, a gate plate 502 is fixedly connected at the bottom end of the connecting block 505, a valve 504 is laminated in an arc cavity between two sides of the gate plate 502, a first spring 506 is sleeved on the outer side wall of the first sliding rod 509, a squeezing pad 507 is fixedly connected at the top end of the first spring 506 and sleeved on the outer side wall of the first sliding rod 509, the bottom end of the first spring 506 is fixedly connected at the top end of the connecting block 505, a laminating block 510 is fixedly connected at the top end of the first sliding rod 509, a cam 511 is laminated on one side of the bottom of the laminating block 510, a rotating rod 512 is embedded on one side of the cam 511, a fixing block 516 is sleeved on the outer side wall of the rotating rod 512, fixed block 516 fixed connection is at fixing base 501 top, bull stick 512 one end fixedly connected with first in command, the equal first slider 503 of fixedly connected with in flashboard 502 both sides, and the first slider 503 at one side both ends laminates mutually, and first slider 503 bottom fixedly connected with second slide bar 513, second slide bar 513 bottom fixedly connected with second slider 514, second slider 514 sliding connection is in the insertion groove 515 that the first slider 503 top in downside was seted up, first slider 503 sliding connection is in the first spout that fixing base 501 inner chamber both sides were seted up.
Adjusting mechanism 7 includes a screw thread section of thick bamboo 702, a screw thread section of thick bamboo 702 lateral wall joint has bearing 701, and bearing 701 inlays and locates pipette 4 terminal one side, external screw thread 703 has been seted up to puncture pipe 9 lateral wall, a screw thread section of thick bamboo 702 and puncture pipe 9 lateral wall external screw thread 703 threaded connection, valve 504 is rubber valve 504, and rubber valve 504 exit end orientation is close to aspirator main part 1 one side, aspirator main part 1 one side is equipped with places seat 3, and places 3 one side cross sectional shape of seat and be the L shape, and the setting of seat 3 symmetry is placed to both sides.
The implementation mode is specifically as follows: the placing seat 3 can limit the puncture tube 9 in a clamping way, so that a worker can conveniently take the puncture tube during operation, when puncture suction is needed, the puncture tube 9 is connected with the puncture mechanism 8 and inserted into a thoracoscope operation channel, after the tail end of the puncture mechanism 8 is attached to a part to be sucked, suction can be carried out by operating the pump body in the aspirator body 1, after sucked tissue waste enters the pipette 4, the pump body of the external aspirator body 1 can generate suction force to open and open the valve 504 passing through the flashboard 502 through the suction force, the waste is moved out of the pipette 4 through the aperture of the valve 504 and enters the pipette box 2, so that the tissue waste can be limited and sealed, backflow of tissue liquid is avoided, when disinfection is needed after the suction is finished, the first handle on one side can be screwed to drive the rotating rod 512 to rotate, the rotating rod 512 rotates to drive the cam 511 on one side to contact with the top attaching block 510, when the longer end of the cam 511 is in contact with one end of the fitting block 510 for extrusion, the fitting block 510 can be stressed to slide in the first sliding sleeve 508 through the first bottom sliding rod 509 to move upwards, the first sliding rod 509 can move to pull the bottom connecting block 505 and the top gate board 502 to move upwards, the connecting block 505 can extrude the extrusion pad 507 and the first spring 506 on one side when moving, after the cam 511 continues to rotate and reset, the first spring 506 can drive the extrusion pad 507 and the connecting block 505 to move downwards to drive the gate board 502 to reset by utilizing the elasticity of the first spring 506, so that the valve 504 can be sealed, the fitting stability of the valve 504 on two sides can be improved, the extrusion pad 507 is sleeved outside the first sliding rod 509, when the first spring 506 is stressed and unfolded, the extrusion pad 507 can move along with the deformation of the first spring 506, the extrusion limiting effect with the first sliding sleeve 508 on the top is ensured, and the movement stability of the gate board 502 can be improved by the insertion installation of the second bottom sliding rod 513 on two sides of the first sliding block 503, avoid flashboard 502 to receive to attract waste liquid impact and take place the polarization, flashboard 502 removes and can drive one side valve 504 and bottom valve 504 separation, flashboard 502 can slide in the first spout of fixing base 501 inner chamber through the first slider 503 in both sides this moment, flashboard 502 removes and opens behind the valve 504, can wash repeatedly through both sides pipette 4, and then can avoid valve 504 separation to influence the washing efficiency to pipette 4, can completely cut off simultaneously through valve 504 and seal, avoid organizing liquid backward flow to influence suction pressure in pipette 4, and effectively reduce the disinfection clearance degree of difficulty after attracting, show improvement pipette 4 maintainability.
The implementation mode is specifically as follows: after the puncture tube 9 passes through the operation channel, the tail end of the puncture tube 9 can contact with the tail end of the operation channel through the attaching air bag 601 and the limiting seat 606 at one side, and can ensure the attaching effect with the outer wall of the operation channel through the flexible attaching air bag 601, meanwhile, the air valve 602 communicated with the two side jointing air bags 601 can inflate the jointing air bags 601, after the jointing air bag 601 is inflated, the external operation channel can be sealed, and then the offset of the puncture tube 9 can be absorbed by the flexible jointing air bag 601, so that the stability of inserting, mounting and connecting is improved, and can extrude slide plate 603 to bottom slide plate 603 through telescopic link 604 and second spring 605 in the rear side spacing seat 606 and can stimulate one side laminating gasbag 601 and carry out laminating spacing with pipette 4, improve laminating compactness and security, further rock the skew and carry out the energy-absorbing shock attenuation, show the security that improves puncture tube 9 and the operation passageway of inserting is connected.
The implementation mode is specifically as follows: when the puncture tube 9 needs to be inserted and installed, the L-shaped limiting plates 803 at two sides of the puncture head 801 can be inserted into the clamping grooves 805 at one side of the clamping seat 804, when the limiting plates 803 are completely placed into the clamping grooves 805, one side of the limiting plates 803 can be attached to the limiting grooves 806 in the clamping grooves 805, at the moment, the limiting plates 803 can be driven to enter the limiting grooves 806 to be clamped and connected by rotating the puncture head 801, the step assembly between the clamping seat 804 and the limiting grooves 806 can ensure the limiting and supporting effect on the limiting plates 803, the puncture head 801 is prevented from being separated from the clamping seat 804 and the puncture tube 9 due to axial pulling, the assembly stability is improved, meanwhile, the puncture head 801 can be rapidly disassembled after rotating, the disinfection and maintenance of workers are facilitated, the assembly efficiency can be improved by pre-assembling the puncture head 801 and the limiting plates 803, and the puncture heads 801 with different shapes can be conveniently replaced to meet the use requirements of puncture or insertion, the suction hole 802 that puncture head 801 one side was seted up can make things convenient for the waste liquid to get into to the interior conical surface of suction hole 802 can block when organizing the waste material laminating, guarantees the suction effect of tissue liquid, can avoid the waste liquid to remain in sucking hole 802 simultaneously, then can further reduce the clearance and maintain the degree of difficulty, satisfies the user demand.
The working principle is as follows: when in use and needs puncture suction, the puncture tube 9 is connected with the puncture mechanism 8 and inserted into a thoracoscope operation channel, after the tail end of the puncture mechanism 8 is attached to a position to be sucked, suction work is carried out by operating the pump body in the suction apparatus main body 1, after sucked tissue waste enters the pipette 4, the pump body of the external suction apparatus main body 1 generates suction force to open through the valve 504 between the shutters 502 through suction force, the waste moves out of the pipette 4 through the aperture of the valve 504 and enters the suction box 2, the rotating rod 512 is driven to rotate by screwing the first handle on one side, the rotating rod 512 drives the cam 511 on one side to be contacted with the top attaching block 510, when the longer end of the cam 511 is contacted and extruded with one end of the attaching block 510, the attaching block 510 is forced to slide upwards in the first sliding sleeve 508 through the first sliding rod 509 at the bottom, the first sliding rod 509 moves to pull the bottom connecting block 505 and the top shutter 502 to move upwards, the connecting block 505 extrudes the extrusion pad 507 and the first spring 506 on one side when moving, the cam 511 continues to rotate and reset, the first spring 506 utilizes self elasticity to drive the extrusion pad 507 and the connecting block 505 to move downwards to drive the flashboard 502 to reset, the extrusion pad 507 is sleeved outside the first sliding rod 509, when the first spring 506 is stressed and unfolded, the extrusion pad 507 moves along with the deformation of the first spring 506, the flashboard 502 moves to drive the valve 504 on one side to be separated from the valve 504 at the bottom, the flashboard 502 slides in the first sliding groove in the inner cavity of the fixing base 501 through the first sliding blocks 503 on two sides, and after the valve 504 is opened by the movement of the flashboard 502, the two sides of the pipette 4 are repeatedly flushed.
After puncture tube 9 passes the operation passageway, puncture tube 9 is terminal to be contacted with operation passageway end through one side laminating gasbag 601 and spacing seat 606, through flexible laminating gasbag 601 guarantee with the laminating effect of operation passageway outer wall, inflate laminating gasbag 601 through the pneumatic valve 602 of both sides laminating gasbag 601 intercommunication simultaneously, after laminating gasbag 601 aerifys, with sealing outside operation passageway, flexible laminating gasbag 601 absorbs puncture tube 9 offset.
When the puncture tube 9 needs to be inserted and installed, the L-shaped limit plates 803 on the two sides of the puncture head 801 are inserted into the clamping grooves 805 on one sides of the clamping seats 804, after the limit plates 803 are completely placed into the clamping grooves 805, one sides of the limit plates 803 are attached to the limit grooves 806 in the clamping grooves 805, the limit plates 803 are driven to enter the limit grooves 806 to be clamped by rotating the puncture head 801, the puncture head 801 is detached after rotation, and the assembly efficiency is improved by pre-assembling the puncture head 801 and the limit plates 803.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The puncture aspirator for thoracic surgery comprises an aspirator main body (1) and is characterized in that the top of the aspirator main body (1) is communicated with two liquid suction boxes (2), the tops of the liquid suction boxes (2) are communicated with pipettes (4), the outer side wall of one side of each pipette (4) is sleeved with a laminating mechanism (6), one end of each pipette (4) is communicated with a puncture tube (9) through an adjusting mechanism (7), one side of each puncture tube (9) is movably connected with a puncture mechanism (8), the pipettes (4) are integrally communicated with a check mechanism (5), each check mechanism (5) comprises a fixing seat (501), two sides of each fixing seat (501) are communicated with the pipettes (4) on two sides through sealing gaskets (11), a first sliding sleeve (508) is embedded in the top of an inner cavity of the fixing seat (501), and a first sliding rod (509) is slidably connected in the first sliding sleeve (508), and the bottom end of the first sliding rod (509) is fixedly connected with the connecting block (505), the bottom of the connecting block (505) is fixedly connected with the flashboard (502), the valve (504) is jointed in the arc cavity between the two sides of the flashboard (502), the outer side wall of the first sliding rod (509) is sleeved with the first spring (506), the top of the first spring (506) is fixedly connected with the extrusion pad (507), the extrusion pad (507) is sleeved on the outer side wall of the first sliding rod (509), the bottom end of the first spring (506) is fixedly connected with the top of the connecting block (505), the top end of the first sliding rod (509) is fixedly connected with the fitting block (510), the bottom side of the fitting block (510) is fitted with the cam (511), one side of the cam (511) is embedded with the rotating rod (512), the outer side wall of the rotating rod (512) is sleeved with the fixing block (516), the fixing block (516) is fixedly connected with the top of the fixing seat (501), the utility model discloses a fixing base, including bull stick (512), flashboard (502) one end fixedly connected with first in command, the equal first slider (503) of fixedly connected with in flashboard (502) both sides, and the laminating of first slider (503) at one side both ends mutually, and first slider (503) bottom fixedly connected with second slide bar (513), second slide bar (513) bottom fixedly connected with second slider (514), second slider (514) sliding connection is in the slot (515) of inserting of seting up at the first slider (503) top in bottom side, first slider (503) sliding connection is in the first spout of seting up in fixing base (501) inner chamber both sides.
2. The puncture aspirator for thoracic surgery, according to claim 1, characterized in that the fitting mechanism (6) comprises a limiting seat (606), the limiting seat (606) is sleeved on the outer wall of the pipette (4), sliding plates (603) are fixedly connected to both sides of the inner cavity of the limiting seat (606) through a telescopic rod (604), a second spring (605) is sleeved on the outer side wall of the telescopic rod (604), both ends of the second spring (605) are fixedly connected to the sliding plates (603) and one side of the inner cavity of the limiting seat (606) in a corresponding position, the sliding plates (603) are arc-shaped in cross section, and a fitting air bag (601) is fixedly connected to one side of the sliding plates (603).
3. The puncture aspirator for thoracic surgery, as claimed in claim 2, wherein the cross-sectional shape of the attaching balloon (601) is arc-shaped, and one side of the attaching balloon (601) is communicated with an air valve (602).
4. The puncture aspirator for thoracic surgery, according to claim 1, wherein the adjusting mechanism (7) comprises a threaded cylinder (702), a bearing (701) is clamped on an outer side wall of the threaded cylinder (702), the bearing (701) is embedded on one side of the tail end of the pipette (4), an external thread (703) is formed on an outer side wall of the puncture tube (9), and the threaded cylinder (702) is in threaded connection with the external thread (703) on the outer side wall of the puncture tube (9).
5. The puncture aspirator for thoracic surgery according to claim 1, wherein the puncture mechanism (8) comprises a puncture head (801) and a clamping seat (804), a plurality of suction holes (802) are formed in one side of the puncture head (801), limiting plates (803) are fixedly connected to two ends of one side of the puncture head (801), the clamping seat (804) is fixedly connected to one end of the puncture tube (9), clamping grooves (805) are formed in positions, corresponding to the limiting plates (803), of two sides of an inner cavity of the clamping seat (804), limiting grooves (806) are formed in the bottom of the inner cavity of the clamping grooves (805), the limiting plates (803) are clamped in the limiting grooves (806), the limiting plates (803) are L-shaped in cross section, and the limiting grooves (806) are arc-shaped in cross section.
6. The thoracic surgical puncture aspirator of claim 1, wherein the valve (504) is a rubber valve (504), and an outlet end of the rubber valve (504) faces a side close to the aspirator body (1).
7. The puncture aspirator for thoracic surgery, according to claim 1, characterized in that the aspirator body (1) is provided with a placing seat (3) on one side, the placing seat (3) is provided with an L-shaped cross section, and the placing seats (3) are symmetrically arranged on two sides.
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