CN114431935A - Pericardial puncture positioning device for cardiology department and using method thereof - Google Patents

Abstract

The invention relates to the technical field of medical instruments for cardiology department, in particular to a pericardial puncture positioning device for cardiology department and a using method thereof, the pericardial puncture positioning device comprises an annular shell, a damping pad is embedded and connected on the annular side wall of the annular shell, a ball body is rotationally clamped in the annular side wall of the annular shell and is contacted with the damping pad, a first through hole is formed in the top of the ball body, a second through hole is formed below the first through hole, a third through hole communicated with the second through hole is formed in the bottom of the ball body, a needle cylinder is inserted in the first through hole and the second through hole in a sliding mode, and a clamping mechanism is arranged between the needle cylinder and the inner wall of the first through hole; insert the needle cylinder toward first opening and establish in the second opening, be favorable to carrying out sterilization treatment for the pjncture needle of needle cylinder below through the sterilization mechanism that sets up, carry out the centre gripping to the spheroid side of having adjusted the angle through angle adjustment mechanism.

Description

Pericardial puncture positioning device for cardiology department and using method thereof

Technical Field

The invention relates to the field of medical instruments for cardiology, in particular to a pericardial puncture positioning device for cardiology and a using method thereof.

Background

The pericardial puncture is a diagnosis and treatment technology for directly puncturing a pericardial cavity by virtue of a puncture needle, the pericardial puncture must be performed under a sterile technology, and after the puncture, in order to ensure the stability of the puncture needle puncture, medical staff is generally required to manually support and fix the puncture needle.

The prior art discloses partial patent documents about pericardial puncture positioning, and a Chinese patent with application number 202020941997.1 discloses a patent of a pericardial puncture positioning device for cardiology department, which comprises a sleeve, a needle tube, a connecting rod and a fixing seat, wherein connecting pieces are fixedly arranged on two sides of the needle tube, the needle tube is positioned in the sleeve, sliding grooves matched with the connecting pieces are formed in two sides of the sleeve, the needle tube is connected with the sleeve in a sliding manner, a puncture needle is connected to the bottom end of the needle tube, and a piston rod is arranged at one end, far away from the puncture needle, of the needle tube; connecting rods are fixedly mounted on two sides of the bottom end of the sleeve, one end, far away from the sleeve, of each connecting rod is connected with a fixed seat, the bottom end of each fixed seat is vertically welded with the upper end face of a connecting plate, the lower end face of each connecting plate is fixedly connected with one end of a first mounting plate, and the first mounting plates and the fixed seats are arranged in a right-angle structure; one end of the first mounting plate, which is far away from the connecting plate, is movably connected with the second mounting plate.

The pericardium puncture positioning device is used for pericardium puncture positioning in the cardiology department and is used for positioning the punctured position, the conventional operation is usually realized by fixing the punctured position manually by a doctor, the workload is increased, the mode can cause the phenomenon of unstable position due to shaking of the hand of the doctor, and therefore the punctured position needs to be positioned by the positioning device.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a pericardium puncture positioning device for cardiology and a using method thereof.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a pericardial puncture positioning device for cardiology comprises an annular shell, wherein a damping pad is embedded and connected onto the annular side wall of the annular shell, a ball body is rotationally clamped in the annular side wall of the annular shell and is in contact with the damping pad, a first through hole is formed in the top of the ball body, a second through hole is formed below the first through hole, a third through hole communicated with the second through hole is formed in the bottom of the ball body, a needle cylinder is inserted into the first through hole and the second through hole in a sliding mode, a clamping mechanism is arranged between the needle cylinder and the inner wall of the first through hole and used for limiting the needle cylinder inserted into the first through hole; the inner part of the needle cylinder is hermetically and slidably connected with a piston rod, the middle of the bottom of the needle cylinder is fixedly connected with a puncture needle, the puncture needle extends into the third through hole, a sterilization mechanism is arranged in the third through hole, and the sterilization mechanism is used for performing sterilization treatment on the surface of the puncture needle; the side of the annular shell is provided with an angle positioning mechanism, and after the angle between the sphere and the annular shell is adjusted, the angle positioning mechanism is used for positioning the position of the sphere.

Preferably, the clamping mechanism includes sliding sleeve, first annular slab, sliding sleeve sliding connection be in on the inner wall of first opening, the inner wall of sliding sleeve with the outer wall of cylinder contacts, extend the upper end of sliding sleeve the outside of first opening, the side of sliding sleeve is equipped with promotes adjustment mechanism, it is used for promoting the joint to have the cylinder to promote adjustment mechanism the sliding sleeve carries out the shift register, the side symmetry fixed mounting of sliding sleeve has two first air springs, the tip fixedly connected with L type joint piece of first air spring, the inclined plane has been seted up at the top of L type joint piece, first annular slab fixed connection be in the side top of cylinder, the top of first annular slab with the inner wall of L type joint piece contacts.

Preferably, the pushing and adjusting mechanism comprises a convex plate and a first screw rod, the convex plate is fixedly connected above the side face of the sliding sleeve, the first screw rod is rotatably connected to the top of the ball body, and the upper end thread of the first screw rod penetrates through the convex plate and extends to the outside of the convex plate.

Preferably, the sterilization mechanism comprises an annular groove and an annular inclined block, the annular groove is formed in the top of the third port, first mounting grooves are symmetrically formed in the top of the inner wall of the annular groove, a sliding port communicated with the first port is formed in the side wall of the first mounting groove, the annular inclined block is fixedly connected to the bottom of the needle cylinder, a first trapezoidal block is slidably connected to the top of the first mounting groove, the bottom of the first trapezoidal block is slidably connected to the inner wall of the sliding port, the inclined plane of the first trapezoidal block is matched with the inclined plane of the annular inclined block, first sliding columns are rotatably connected to the lower portions of the two sides of the first trapezoidal block, guide rails are slidably connected to the two sides of the inner wall of the first mounting groove, and ultraviolet disinfection lamp cylinders are fixedly connected to the lower ends of the guide rails after extending into the annular groove, the lower extreme of a section of thick bamboo of ultraviolet ray disinfection lamp extends to the inside of third opening, sliding connection between the tip of first slip post with guide rail's the inner wall, a bottom of a section of thick bamboo of ultraviolet ray disinfection lamp with be equipped with elastic reset mechanism between the third opening, elastic reset mechanism is used for a section of thick bamboo of ultraviolet ray disinfection lamp provides ascending elastic support power.

Preferably, the elastic reset mechanism comprises two second mounting grooves, the two second mounting grooves are symmetrically formed in the inner wall of the third opening, a sliding rod is fixedly connected in the second mounting groove, a sliding plate is sleeved on the surface of the sliding rod, the end portion of the sliding plate extends outwards from the second mounting groove to the inside of the third opening, the top of the sliding plate is in contact with the bottom of the ultraviolet disinfection lamp tube, a first spring is fixedly connected between the bottom of the sliding plate and the inner wall of the second mounting groove, and the sliding rod is sleeved with the first spring.

Preferably, a control mechanism is arranged in one of the second mounting grooves, after the ultraviolet disinfection lamp tube moves to the inner part of the third through hole, the control mechanism is used for controlling the ultraviolet disinfection lamp tube to work, the control mechanism comprises a pressing strip and a pressing switch, the pressing strip is fixedly connected to the bottom of the sliding plate, the pressing switch is fixedly mounted at the bottom in the second mounting groove, the pressed end of the pressing switch is in contact with the bottom of the pressing strip, and the pressing switch is electrically connected with the ultraviolet disinfection lamp tube.

Preferably, the angle positioning mechanism comprises four openings, four second gas springs, a second annular plate and two sliding shells, the four openings are equidistantly arranged on the side wall of the annular shell, the four second gas springs are equidistantly and fixedly arranged on the side wall in the annular shell, the end part of each second gas spring is fixedly connected with an arc-shaped clamping plate, one side of each arc-shaped clamping plate, which is far away from the openings, is fixedly connected with a second trapezoidal block, the second trapezoidal block is made of rubber materials, the second annular plate is rotatably connected to the top in the annular shell, one side of the second annular plate, which faces the second trapezoidal block, is equidistantly and fixedly connected with four third trapezoidal blocks, the inclined plane of each third trapezoidal block is matched with the inclined plane of the second trapezoidal block, the side of the second annular plate, which is far away from the third trapezoidal block, is provided with a guide groove, and the two sliding shells are fixedly communicated with the side of the annular shell, the surface of the sliding shell is connected with a first shell in a sliding mode, the top of one first shell is provided with a position yielding opening, the inside of one sliding shell is fixedly connected with two cylinders, the surfaces of the two cylinders are jointly and slidably connected with a rectangular plate, the end part of the rectangular plate extends into the annular shell and then is rotatably connected with a second sliding column, the end part of the second sliding column is inserted in the guide groove, two second springs are jointly and fixedly connected between the bottom of the rectangular plate and the inner wall of the sliding shell, the second springs are sleeved on the surfaces of the cylinders, the top edge of the rectangular plate is fixedly connected with a fourth trapezoidal block, the upper end of the fourth trapezoidal block penetrates through the sliding shell in a sliding mode and penetrates through the position yielding opening to extend upwards, the top of the first shell is provided with a limiting mechanism, and when the fourth trapezoidal block moves downwards to press the rectangular plate, and the limiting mechanism is used for limiting the position of the fourth trapezoid block after moving downwards.

Preferably, the limiting mechanism comprises a first rack, a second rack and an L-shaped push plate, the first rack is fixedly embedded into the top of the first shell, the second rack is fixedly connected to the side of the fourth trapezoidal block, the L-shaped push plate is slidably connected to the top of the first shell, a third screw rod is in threaded connection with the side of the L-shaped push plate, and one end of the third screw rod penetrates through the L-shaped push plate and extends to the outside of the L-shaped push plate to be connected with the side of the first shell in a rotating mode.

Preferably, the bottom border of first casing is equipped with high adjustment mechanism, high adjustment mechanism is used for adjusting the height of first casing, high adjustment mechanism includes the second casing, the bottom fixedly connected with antiskid ribbed tile of second casing, sliding connection has the backup pad on the inner wall of second casing, the upper end of backup pad extends to behind the outside of second casing with the bottom fixed connection of first casing, the spacing hole of a plurality of has been seted up to the side equidistance of backup pad, the side threaded connection of second casing has the second screw rod, the one end screw thread of second screw rod runs through behind the second casing and outwards extends to one of them spacing downthehole.

A use method of a pericardium puncture positioning device for cardiology specifically comprises the following steps:

step one, limiting a puncture device: inserting the needle cylinder with the puncture needle into the first through hole, and limiting the needle cylinder by means of the clamping mechanism;

step two, sterilization of the puncture needle: when the needle cylinder is inserted into the second through hole along the first through hole, the sterilization mechanism is triggered to sterilize the puncture needle at the bottom of the needle cylinder;

step three, adjusting the puncture angle and limiting: the angle between the ball body and the annular shell is adjusted, the proper puncture direction is found, and the adjusted angle is positioned by means of an angle positioning mechanism.

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

1. the user rotates the spheroid, adjust the angle between spheroid and the annular shell, make the third port of spheroid below aim at the position that needs the puncture, the damping pad that sets up on the lateral wall of annular shell, be favorable to increasing the friction between spheroid and the annular shell lateral wall, after adjusting the angle between spheroid and the annular shell, the damping pad can remain the friction throughout to the spheroid spacing, lose the manual action after, the spheroid can keep the position of adjusting, it is spacing by the damping, it is convenient tentatively spacing inside the annular shell with the spheroid, then carry out the centre gripping location to the spheroid side of adjusting the angle through angle adjusting mechanism, the stability of location is maintained, make the stable spacing of spheroid inside the annular shell, be favorable to carrying on spacingly with the angle of pericardial puncture.

2. When the cylinder was inserted downwards along first opening, the annular sloping block of connection bottom the cylinder can extrude the inclined plane of first trapezoidal block, first trapezoidal block atress can move toward first mounting inslot, and with the help of the removal of first slip post, promote the guide rail and drive ultraviolet disinfection lamp section of thick bamboo and move down, the ultraviolet disinfection lamp section of thick bamboo that moves down can compress elastic reset mechanism, the lateral wall of cylinder shelters from the mouth that slides when, can block the side of first trapezoidal block simultaneously, the lower extreme of ultraviolet disinfection lamp section of thick bamboo at this moment removes to inside the third opening, the convenience is shone the disinfection to the pjncture needle of connecting in the cylinder below, be favorable to improving the health of pericardium puncture in-process.

3. The user operates the limiting mechanism to press the inclined plane of the fourth trapezoid block, so that the fourth trapezoid block moves downwards to push the rectangular plate to move along the cylindrical compression second spring, the second sliding column connected to the end part of the rectangular plate moves downwards along with the rectangular plate, the second annular plate is stirred to rotate under the guide of the guide groove, the rotating second annular plate drives the third trapezoid block to rotate, the inclined plane of the second trapezoid block is extruded through the rotating third trapezoid block, the second trapezoid block is pushed to drive the arc clamping plate to stretch the second air spring to move towards the side face of the ball body through the opening, the fourth trapezoid block which is pressed and moved downwards is limited by the limiting mechanism, the preliminarily limited ball body is clamped and positioned by the arc clamping plate, the stability of the ball body placed in the annular shell is enhanced, and the angle between the ball body and the annular shell is favorably maintained, is beneficial to improving the stability of the pericardium puncture operation of the user.

Drawings

FIG. 1 is a flow chart of the method steps of the present invention;

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

FIG. 3 is a cross-sectional view of a ball according to the present invention;

FIG. 4 is a schematic structural view illustrating a connection between the second housing and the support plate according to the present invention;

FIG. 5 is a partial cross-sectional view of the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 5 according to the present invention;

FIG. 7 is a schematic view of the construction of the sliding sleeve and the second annular plate of the present invention in a coupled condition (the view is cut away);

FIG. 8 is an enlarged view of the structure at B in FIG. 7 according to the present invention;

FIG. 9 is a schematic view of the internal structure of the annular housing of the present invention (with the view shown in cut-away);

FIG. 10 is a schematic structural view illustrating a connection between an arc-shaped clamping plate and a second trapezoid block according to the present invention;

FIG. 11 is a schematic view showing the construction of the connection between the cylinder and the second spring according to the present invention;

FIG. 12 is an enlarged view of the structure of FIG. 11 at C according to the present invention;

FIG. 13 is a sectional view of the inside of the cylinder of the present invention;

FIG. 14 is a schematic structural view illustrating a connection between a fourth trapezoidal block and a second rack bar according to the present invention;

FIG. 15 is a schematic view showing the structure of the connection between the convex plate and the first screw according to the present invention (the spherical body is cut).

In the figure: 1. an annular shell; 101. a damping pad; 2. a sphere; 3. a first port; 301. a second port; 4. a third port; 5. a needle cylinder; 501. a piston rod; 502. an annular swash block; 6. puncturing needle; 7. a first mounting groove; 8. a guide rail; 9. a first trapezoidal block; 701. a sliding port; 10. a first sliding column; 11. an annular groove; 12. an ultraviolet disinfection lamp tube; 13. a second mounting groove; 14. a slide bar; 15. a sliding plate; 16. a first spring; 17. a push switch; 18. pressing the layering; 19. a sliding sleeve; 20. a first gas spring; 21. an L-shaped clamping block; 2101. an inclined surface; 22. a first annular plate; 23. a convex plate; 24. a first screw; 25. an opening; 26. a second gas spring; 27. an arc-shaped clamping plate; 28. a second trapezoidal block; 29. a second annular plate; 2901. a guide groove; 30. a third trapezoidal block; 31. a second housing; 32. an anti-skid plate; 33. a support plate; 34. a limiting hole; 35. a second screw; 36. a sliding shell; 37. a first housing; 3701. a let position port; 38. a cylinder; 39. a rectangular plate; 40. a second sliding column; 41. a second spring; 42. a fourth trapezoidal block; 43. a first rack; 44. a second rack; 45. an L-shaped push plate; 46. and a third screw.

Detailed Description

The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 15, the pericardial puncture positioning device for cardiology comprises an annular shell 1, a damping pad 101 is embedded and connected to an annular side wall of the annular shell 1, a ball 2 is rotatably clamped in the annular side wall of the annular shell 1, the ball 2 contacts with the damping pad 101, a first through hole 3 is formed in the top of the ball 2, a second through hole 301 is formed below the first through hole 3, a third through hole 4 communicated with the second through hole 301 is formed in the bottom of the ball 2, a needle cylinder 5 is inserted into the first through hole 3 and the second through hole 301 in a sliding mode, and a clamping mechanism is arranged between the needle cylinder 5 and the inner wall of the first through hole 3 and used for limiting the needle cylinder 5 inserted into the first through hole 3; a piston rod 501 is connected in the needle cylinder 5 in a sealing and sliding manner, a puncture needle 6 is fixedly connected in the middle of the bottom of the needle cylinder 5, the puncture needle 6 extends into the third through hole 4, and a sterilization mechanism is arranged in the third through hole 4 and is used for performing sterilization treatment on the surface of the puncture needle 6; an angle positioning mechanism is arranged on the side surface of the annular shell 1, and is used for positioning the position of the ball body 2 after the angle between the ball body 2 and the annular shell 1 is adjusted; when the pericardiocentesis operation is in work, the puncture angle needs to be found accurately, the punctured position needs to be located, the traditional operation is that a doctor usually fixes the punctured position manually, the work load is increased, and the mode can cause the phenomenon of unstable position due to the shaking of the hand of the doctor, so that a locating device is needed to locate the punctured position, the traditional locating device is too simple, on one hand, the puncture angle is not convenient to adjust and locate before the operation, the manual operation is easy to deviate, the locating is not accurate, on the other hand, the puncture equipment is inconvenient to sterilize in time before the puncture, and the puncture machine is easy to cause operation pollution in the manual adjustment process, the implementation mode of the invention can solve the problems, and the specific working mode is as follows, power is supplied to the electric element in the device by virtue of an external mobile power supply, the needle cylinder 5 is inserted into the first through hole 3 and the second through hole 301 and clamped by the clamping mechanism, the arranged sterilization mechanism is favorable for sterilizing the puncture needle 6 below the needle cylinder 5, operation pollution to the puncture needle in the operation process is avoided, a user rotates the ball 2 and adjusts the angle between the ball 2 and the annular shell 1, the third through hole 4 below the ball 2 is aligned to a part needing puncture, the damping pad 101 arranged on the side wall of the annular shell 1 is favorable for increasing the friction between the ball 2 and the side wall of the annular shell 1, after the angle between the ball 2 and the annular shell 1 is adjusted, the damping pad 101 can always keep friction limitation on the ball 2, after the manual action is lost, the ball 2 can keep the adjusted position and is limited by damping, the ball 2 is conveniently limited in the annular shell 1 preliminarily, and then the side face of the ball 2 with the adjusted angle is clamped and positioned by the angle adjusting mechanism, maintain the stability of location, make 2 stable spacing of spheroid inside annular shell 1, be favorable to carrying on spacingly with the angle of pericardium puncture, be favorable to alleviateing staff's burden, avoid the staff when handheld cylinder 5, the location because of the shake of hand causes the angle is inaccurate, thereby influence the pericardium puncture effect, promote latch mechanism to take cylinder 5 to continue to move down afterwards, make the pjncture needle 6 of connection bottom the cylinder 5 insert the pericardium in and realize the location, the user stimulates piston rod 501 to extract the hydrops of pericardium.

As an embodiment of the present invention, the clamping mechanism includes a sliding sleeve 19 and a first annular plate 22, the sliding sleeve 19 is slidably connected to an inner wall of the first through hole 3, the inner wall of the sliding sleeve 19 contacts with an outer wall of the needle cylinder 5, an upper end of the sliding sleeve 19 extends out of the first through hole 3, a pushing adjustment mechanism is disposed on a side surface of the sliding sleeve 19, the pushing adjustment mechanism is used for pushing the sliding sleeve 19 clamped with the needle cylinder 5 to perform moving and positioning, two first air springs 20 are symmetrically and fixedly mounted on the side surface of the sliding sleeve 19, an L-shaped clamping block 21 is fixedly connected to an end of the first air spring 20, an inclined surface 2101 is disposed on a top of the L-shaped clamping block 21, the first annular plate 22 is fixedly connected above the side surface of the needle cylinder 5, and the top of the first annular plate 22 contacts with an inner wall of the L-shaped clamping block 21; when the device works, in an initial state, the position of the sliding sleeve 19 is limited by pushing the adjusting mechanism, then the needle cylinder 5 is inserted into the sliding sleeve 19, when the needle cylinder 5 moves downwards along the inner wall of the sliding sleeve 19, the first annular plate 22 connected above the side surface of the needle cylinder 5 presses the inclined surface 2101 at the top of the L-shaped clamping block 21, the inclined surface 2101 is stressed to enable the L-shaped clamping block 21 to pull the first air spring 20 to stretch and move, after the first annular plate 22 moves downwards through the L-shaped clamping block 21 and is in contact with the top of the sliding sleeve 19, the stretched first air spring 20 restores to pull the L-shaped clamping block 21, and the restored L-shaped clamping block 21 moves to the position above the first annular plate 22 at the moment, so that the blocking limitation on the first annular plate 22 is realized, the stability of the needle cylinder 5 inserted into the sliding sleeve 19 is favorably maintained, and the phenomenon that the needle cylinder 5 slides out of the sliding sleeve 19 is avoided.

As an embodiment of the invention, the pushing adjustment mechanism comprises a convex plate 23 and a first screw 24, the convex plate 23 is fixedly connected above the side surface of the sliding sleeve 19, the first screw 24 is rotatably connected at the top of the sphere 2, and the upper end thread of the first screw 24 penetrates through the convex plate 23 and extends to the outside of the convex plate; during operation, after the cylinder 5 joint is inside sliding sleeve 19 and fixes a position, the user manually revolves first screw 24, drive flange 23 through pivoted first screw 24 and remove along the direction of first screw 24, thereby it moves down along the inner wall of first opening 3 to drive sliding sleeve 19 that the joint has cylinder 5, thereby make the pjncture needle 6 of connecting below the cylinder 5 insert and establish into the pericardium, and with the help of the threaded connection between flange 23 and the first screw 24, be favorable to carrying out position control to the cylinder 5 after inserting and establishing.

As an embodiment of the invention, the sterilization mechanism comprises an annular groove 11 and an annular inclined block 502, the annular groove 11 is arranged at the top of the third port 4, the top of the inner wall of the annular groove 11 is symmetrically provided with a first mounting groove 7, the side wall of the first mounting groove 7 is provided with a sliding port 701 communicated with the first port 3, the annular inclined block 502 is fixedly connected with the bottom of the needle cylinder 5, the top of the first mounting groove 7 is slidably connected with a first trapezoidal block 9, the bottom of the first trapezoidal block 9 is slidably connected with the inner wall of the sliding port 701, the inclined plane of the first trapezoidal block 9 is matched with the inclined plane of the annular inclined block 502, the lower parts of the two sides of the first trapezoidal block 9 are rotatably connected with a first sliding column 10, the two sides of the inner wall of the first mounting groove 7 are slidably connected with guide rails 8, the lower ends of the guide rails 8 extend into the annular groove 11 and are fixedly connected with an ultraviolet disinfection lamp cylinder 12, and the lower end of the ultraviolet disinfection lamp cylinder 12 extends into the third port 4, the end part of the first sliding column 10 is connected with the inner wall of the guide rail 8 in a sliding way, an elastic reset mechanism is arranged between the bottom of the ultraviolet disinfection lamp tube 12 and the third port 4, and the elastic reset mechanism is used for providing upward elastic supporting force for the ultraviolet disinfection lamp tube 12; when the needle cylinder 5 is not inserted into the first through hole 3, under the support of the elastic reset mechanism, the ultraviolet disinfection lamp cylinder 12 is positioned inside the annular groove 11, when the needle cylinder 5 is not used, an external person cannot touch the ultraviolet disinfection lamp cylinder 12, so that the ultraviolet disinfection lamp cylinder 12 is protected, the end part of the first trapezoidal block 9 extends outwards through the sliding port 701 and is positioned in the second through hole 301, when the needle cylinder 5 is inserted downwards along the first through hole 3, the annular inclined block 502 connected to the bottom of the needle cylinder 5 can extrude the inclined plane of the first trapezoidal block 9, the first trapezoidal block 9 can move towards the first mounting groove 7 under the stress, and by means of the movement of the first sliding column 10, the guide rail 8 is pushed to drive the ultraviolet disinfection lamp cylinder 12 to move downwards, the ultraviolet disinfection lamp cylinder 12 which moves downwards can compress the elastic reset mechanism, when the side wall of the needle cylinder 5 shields the sliding port 701, simultaneously can block the side of first trapezoidal piece 9, the lower extreme of ultraviolet ray disinfection lamp section of thick bamboo 12 moves to inside third port 4 this moment, the convenience is shone the pjncture needle 6 of connecting in the cylinder 5 below and is disinfected, be favorable to improving the health in the pericardial puncture process, when cylinder 5 takes pjncture needle 6 to shift out first port 3, cylinder 5 cancels the blockking to first trapezoidal piece 9 side, be favorable to elasticity canceling mechanism to recover and promote ultraviolet ray disinfection lamp section of thick bamboo 12 and reset to ring channel 11 in, ultraviolet ray disinfection lamp section of thick bamboo 12 after reseing is under the guide of guide rail 8, promote with the help of first sliding column 10 and reset first trapezoidal piece 9 in to second port 301, the realization is accomodate the protection voluntarily to ultraviolet ray disinfection lamp section of thick bamboo 12, avoid being touched and exposed when idle.

As an embodiment of the present invention, the elastic reset mechanism includes two second mounting grooves 13, the two second mounting grooves 13 are symmetrically formed on the inner wall of the third port 4, a sliding rod 14 is fixedly connected in the second mounting groove 13, a sliding plate 15 is sleeved on the surface of the sliding rod 14, the end of the sliding plate 15 extends outwards from the second mounting groove 13 to the inside of the third port 4, the top of the sliding plate 15 is in contact with the bottom of the ultraviolet disinfection lamp tube 12, a first spring 16 is fixedly connected between the bottom of the sliding plate 15 and the inner wall of the second mounting groove 13, and the first spring 16 is sleeved on the surface of the sliding rod 14; in operation, when the ultraviolet disinfection lamp tube 12 moves towards the inside of the third port 4, the moving ultraviolet disinfection lamp tube 12 pushes the sliding plate 15 to compress the first spring 16 to move downwards along the surface of the sliding rod 14, when the needle cylinder 5 moves away from the side of the sliding port 701 in the first port 3, the needle cylinder 5 cancels shielding of the side surface of the first trapezoidal block 9, the first spring 16 recovers to generate an upward pushing force, so as to push the sliding plate 15 to move upwards along the surface of the sliding rod 14, and the upward moving sliding plate 15 carries the ultraviolet disinfection lamp tube 12 to move upwards into the ultraviolet disinfection lamp tube 12, so that the ultraviolet disinfection lamp tube 12 is protected when not in use.

As an embodiment of the present invention, a control mechanism is disposed in one of the second mounting grooves 13, and the control mechanism is configured to control the ultraviolet disinfection lamp barrel 12 to operate after the ultraviolet disinfection lamp barrel 12 moves into the third port 4, the control mechanism includes a pressing strip 18 and a pressing switch 17, the pressing strip 18 is fixedly connected to the bottom of the sliding plate 15, the pressing switch 17 is fixedly mounted at the bottom of the second mounting groove 13, a pressed end of the pressing switch 17 contacts with the bottom of the pressing strip 18, and the pressing switch 17 is electrically connected with the ultraviolet disinfection lamp barrel 12; the during operation, when ultraviolet ray disinfection lamp section of thick bamboo 12 promoted sliding plate 15 and moves down, the strip 18 of pressing of connection in sliding plate 15 bottom can press along with sliding plate 15 moves down the pressurized end to push down switch 17, push down switch 17's pressurized end can control ultraviolet ray disinfection lamp section of thick bamboo 12 after receiving pressure and carry out the bactericidal effect of throwing light on, when pushing down layering 18 along with sliding plate 15 shifts up the cancellation to push down switch 17's the time of pressing, ultraviolet ray disinfection lamp section of thick bamboo 12 stops the disinfection of throwing light on, thereby conveniently control the switch of ultraviolet ray disinfection lamp section of thick bamboo 12, when needing, in time open, when idle, self-closing, convenient timely virus killing has on the one hand, on the other hand avoids causing the no reason consumption of ultraviolet ray disinfection lamp section of thick bamboo 12, and energy is saved.

As an embodiment of the invention, the angle positioning mechanism comprises four openings 25, four second gas springs 26, a second annular plate 29 and two sliding shells 36, wherein the four openings 25 are equidistantly arranged on the side wall of the annular shell 1, the four second gas springs 26 are equidistantly and fixedly arranged on the side wall in the annular shell 1, the end part of the second gas spring 26 is fixedly connected with an arc-shaped clamping plate 27, one side of the arc-shaped clamping plate 27 far away from the openings 25 is fixedly connected with a second trapezoidal block 28, the second trapezoidal block 28 is made of rubber material, the second annular plate 29 is rotatably connected with the inner top part of the annular shell 1, one side of the second annular plate 29 facing the second trapezoidal block 28 is equidistantly and fixedly connected with four third trapezoidal blocks 30, the inclined plane of the third trapezoidal block 30 is matched with the inclined plane of the second trapezoidal block 28, the side of the second annular plate 29 far away from the third trapezoidal block 30 is provided with a guide groove 2901, the two sliding shells 36 are fixedly communicated with the side surface of the annular shell 1, the surface of the sliding shell 36 is connected with a first shell 37 in a sliding manner, the top of one first shell 37 is provided with an abdicating opening 3701, two cylinders 38 are fixedly connected inside one sliding shell 36, the surface of the two cylinders 38 is connected with a rectangular plate 39 in a sliding manner, the end of the rectangular plate 39 extends into the annular shell 1 and then is connected with a second sliding column 40 in a rotating manner, the end of the second sliding column 40 is inserted into the guide groove 2901, two second springs 41 are fixedly connected between the bottom of the rectangular plate 39 and the inner wall of the sliding shell 36 in a sliding manner, the second springs 41 are sleeved on the surface of the cylinders 38, the top edge of the rectangular plate 39 is fixedly connected with a fourth trapezoidal block 42, the upper end of the fourth trapezoidal block 42 penetrates through the sliding shell 36 in a sliding manner and penetrates through the abdicating opening 3701 to extend upwards, the top of the first shell 37 is provided with a limiting mechanism, and when the fourth trapezoidal block 42 moves downwards to press the rectangular plate 39, the limiting mechanism is used for limiting the position of the fourth trapezoidal block 42 after moving downwards; in operation, cancel the spacing of stop gear to fourth trapezoidal piece 42, pulling sliding housing 36 and removing in first casing 37, drive fourth trapezoidal piece 42 and slide in abdicating mouth 3701 simultaneously, realize the adjustment to the interval between sliding housing 36 and first casing 37, make the device can block in the both sides of patient's health, the user operates stop gear and presses the inclined plane of fourth trapezoidal piece 42, make fourth trapezoidal piece 42 move down and promote rectangular plate 39 and compress second spring 41 and remove along cylinder 38, connect the second sliding column 40 of rectangular plate 39 tip and can move down along with together, and under the guide of guiding groove 2901, stir second annular plate 29 and rotate, pivoted second annular plate 29 drives third trapezoidal piece 30 and rotates, can extrude the inclined plane of second trapezoidal piece 28 through pivoted third trapezoidal piece 30, promote second trapezoidal piece 28 and take arc clamping plate 27 to stretch the second and move to the side of spheroid 2 through opening 25 Move to press down the fourth trapezoidal piece 42 after moving down to carry on spacingly with the help of stop gear, thereby carry out the centre gripping location to preliminary spacing spheroid 2 with the help of arc grip block 27, strengthen spheroid 2 at the inside stability of placing of annular shell 1, be favorable to maintaining the angle between spheroid 2 and the annular shell 1, be favorable to improving the stability that the user carried out the pericardium puncture operation.

As an embodiment of the present invention, the limiting mechanism includes a first rack 43, a second rack 44, and an L-shaped push plate 45, the first rack 43 is fixedly embedded in the top of the first housing 37, the second rack 44 is fixedly connected to the side of the fourth trapezoidal block 42, the L-shaped push plate 45 is slidably connected to the top of the first housing 37, the side of the L-shaped push plate 45 is threadedly connected with a third screw 46, and one end of the third screw 46 penetrates through the L-shaped push plate 45 and extends to the outside thereof to be rotationally connected with the side of the first housing 37; when the ball limiting device works, after the distance between the sliding shell 36 and the first shell 37 is pulled and the fourth trapezoid block 42 is driven to move to the corresponding position of the abdicating port 3701, the user screws the third screw 46, because the third screw 46 is in threaded connection with the L-shaped push plate 45, the rotating third screw 46 drives the L-shaped push plate 45 to move along the top of the first shell 37, the inclined plane of the fourth trapezoid block 42 is extruded by the moving L-shaped push plate 45, the fourth trapezoid block 42 moves downwards under the force, so as to drive the second rack 44 to move downwards to be meshed with the first rack 43, limit the horizontal direction of the fourth trapezoid block 42, so that the sliding shell 36 cannot horizontally slide in the first shell 37, the L-shaped push plate 45 blocks the top of the fourth trapezoid block 42, limit the vertical direction of the fourth trapezoid block 42, and indirectly prevent the fourth trapezoid block 42 from moving upwards to link the arc-shaped clamping plate 27 to cancel the limit of the ball 2, all realize spacingly through the level and the vertical direction to fourth trapezoidal piece 42, realized by spacing fourth trapezoidal piece 42 that to rectangular plate 39, the holistic position of second slip post 40 carry on spacingly, and then realized fixing a position the clamping position who has arc grip block 27, be favorable to the stability of arc grip block 27 centre gripping.

As an embodiment of the present invention, a height adjusting mechanism is disposed at a bottom edge of the first housing 37, the height adjusting mechanism is used for adjusting a height of the first housing 37, the height adjusting mechanism includes a second housing 31, an anti-slip plate 32 is fixedly connected to a bottom of the second housing 31, a support plate 33 is slidably connected to an inner wall of the second housing 31, an upper end of the support plate 33 extends to an outside of the second housing 31 and then is fixedly connected to the bottom of the first housing 37, a plurality of limiting holes 34 are equidistantly formed in a side surface of the support plate 33, a second screw 35 is threadedly connected to a side surface of the second housing 31, and a thread at one end of the second screw 35 penetrates through the second housing 31 and then extends outward into one of the limiting holes 34; during operation, before the device is used for pericardial puncture, according to the condition of a patient, twist second screw 35, make the one end of second screw 35 move out from spacing hole 34, user pulling backup pad 33 slides in second casing 31 afterwards, thereby adjust the height of first casing 37 to patient's health through the backup pad 33 that removes, and then make things convenient for the later stage user to carry out the pericardial puncture to the patient, adjust high back, the user is reverse to twist second screw 35, and twist into spacing hole 34 inside that corresponds into with the tip of second screw 35 and carry out spacingly, realize the adjustment of height.

A use method of a pericardium puncture positioning device for cardiology specifically comprises the following steps:

step one, limiting a puncture device: inserting the needle cylinder 5 with the puncture needle 6 into the first through hole 3, and limiting the needle cylinder 5 by means of a clamping mechanism;

step two, sterilization of the puncture needle 6: when the needle cylinder 5 is inserted into the second through hole 301 along the first through hole 3, the sterilization mechanism is triggered to sterilize the puncture needle 6 at the bottom of the needle cylinder 5;

step three, adjusting the puncture angle and limiting: the angle between the ball body 2 and the annular shell 1 is adjusted, a proper puncture direction is found, and the adjusted angle is positioned by means of an angle positioning mechanism.

The working principle of the invention is as follows:

according to the description of the drawings 1 to 15, the needle cylinder 5 is inserted into the first through hole 3 and the second through hole 301 by supplying power to the electric elements in the device through the external mobile power supply, and is clamped through the clamping mechanism, the arranged sterilization mechanism is favorable for sterilizing the puncture needle 6 below the needle cylinder 5, so that the puncture needle is prevented from being polluted in operation, a user rotates the ball 2 to adjust the angle between the ball 2 and the annular shell 1, so that the third through hole 4 below the ball 2 is aligned to a part needing puncture, the damping pad 101 arranged on the side wall of the annular shell 1 is favorable for increasing the friction between the ball 2 and the side wall of the annular shell 1, after the angle between the ball 2 and the annular shell 1 is adjusted, the damping pad 101 always keeps the friction limit on the ball 2, and after the manual action is lost, the ball 2 keeps the adjusted position, it is spacing by the damping, it is convenient tentatively spacing 1 inside annular shell with spheroid 2, then carry out the centre gripping location to 2 sides of spheroid of adjusting the angle through angle adjustment mechanism, maintain the stability of location, make 2 stable spacing 1 inside annular shell of spheroid, be favorable to spacing the angle of pericardium puncture, be favorable to alleviateing staff's burden, avoid the staff when handheld cylinder 5, the location that causes the angle because of the shake of hand is inaccurate, thereby influence the pericardium puncture effect, promote latch mechanism area cylinder 5 afterwards and continue to move down, make the pjncture needle 6 of cylinder connection bottom insert the pericardium and realize the location, user pulling piston rod 501 extracts the hydrops of pericardium.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.

Claims (10)

1. A pericardial puncture positioning device for cardiology comprises an annular shell (1), and is characterized in that, the damping pad (101) is embedded and connected on the annular side wall of the annular shell (1), the ball body (2) is rotationally clamped in the annular side wall of the annular shell (1), the ball body (2) is contacted with the damping pad (101), the top of the ball body (2) is provided with a first through hole (3), a second through opening (301) is arranged below the first through opening (3), a third through opening (4) communicated with the second through opening (301) is arranged at the bottom of the sphere (2), the first through hole (3) and the second through hole (301) are inserted with a needle cylinder (5) in a sliding way, a clamping mechanism is arranged between the needle cylinder (5) and the inner wall of the first through hole (3), the clamping mechanism is used for limiting the needle cylinder (5) inserted into the first through hole (3);

a piston rod (501) is connected in the needle cylinder (5) in a sealing and sliding manner, a puncture needle (6) is fixedly connected in the middle of the bottom of the needle cylinder (5), the puncture needle (6) extends into the third through hole (4), a sterilization mechanism is arranged in the third through hole (4), and the sterilization mechanism is used for performing sterilization treatment on the surface of the puncture needle (6);

the side surface of the annular shell (1) is provided with an angle positioning mechanism, and after the angle between the sphere (2) and the annular shell (1) is adjusted, the angle positioning mechanism is used for positioning the position of the sphere (2).

2. The pericardial puncture positioning device for cardiology department according to claim 1, wherein the clamping mechanism includes a sliding sleeve (19) and a first annular plate (22), the sliding sleeve (19) is slidably connected to an inner wall of the first through hole (3), the inner wall of the sliding sleeve (19) contacts with an outer wall of the needle cylinder (5), an upper end of the sliding sleeve (19) extends out of the first through hole (3), a pushing adjustment mechanism is disposed on a side surface of the sliding sleeve (19), the pushing adjustment mechanism is used for pushing the sliding sleeve (19) clamped with the needle cylinder (5) to move and position, two first air springs (20) are symmetrically and fixedly mounted on the side surface of the sliding sleeve (19), an L-shaped clamping block (21) is fixedly connected to an end portion of the first air springs (20), and an inclined surface (2101) is disposed on a top portion of the L-shaped clamping block (21), the first annular plate (22) is fixedly connected above the side face of the needle cylinder (5), and the top of the first annular plate (22) is in contact with the inner wall of the L-shaped clamping block (21).

3. The pericardial puncture positioning device for cardiology department according to claim 2, wherein the pushing and adjusting mechanism comprises a convex plate (23), a first screw (24), the convex plate (23) is fixedly connected above the side surface of the sliding sleeve (19), the first screw (24) is rotatably connected to the top of the sphere (2), and the upper end of the first screw (24) penetrates through the convex plate (23) and extends to the outside.

4. The pericardial puncture positioning device for cardiology department according to claim 1, wherein the sterilizing mechanism includes an annular groove (11) and an annular inclined block (502), the annular groove (11) is disposed at the top of the third port (4), the top of the inner wall of the annular groove (11) is symmetrically provided with first mounting grooves (7), the side wall of the first mounting groove (7) is provided with a sliding port (701) communicated with the first port (3), the annular inclined block (502) is fixedly connected to the bottom of the syringe (5), the top of the first mounting groove (7) is slidably connected with a first trapezoid block (9), the bottom of the first trapezoid block (9) is slidably connected to the inner wall of the sliding port (701), and the inclined plane of the first trapezoid block (9) is adapted to the inclined plane of the annular inclined block (502), the utility model discloses a lamp, including ring channel (11), inner wall both sides sliding connection have guide rail (8) of first trapezoidal piece (9), and a plurality of the lower extreme of guide rail (8) extends to common fixedly connected with ultraviolet disinfection lamp section of thick bamboo (12) after ring channel (11) is inside, the lower extreme of ultraviolet disinfection lamp section of thick bamboo (12) extends to the inside of third opening (4), the tip of first slip post (10) with sliding connection between the inner wall of guide rail (8), the bottom of ultraviolet disinfection lamp section of thick bamboo (12) with be equipped with elasticity canceling release mechanical system between third opening (4), elasticity canceling release mechanical system be used for ultraviolet disinfection lamp section of thick bamboo (12) provide ascending elastic support power.

5. The pericardial puncture positioning device for cardiology department according to claim 4, the elastic reset mechanism comprises two second mounting grooves (13), the two second mounting grooves (13) are symmetrically arranged on the inner wall of the third through hole (4), a sliding rod (14) is fixedly connected in the second mounting groove (13), a sliding plate (15) is sleeved on the surface of the sliding rod (14), the end part of the sliding plate (15) extends outwards from the inside of the second mounting groove (13) to the inside of the third through hole (4), the top of the sliding plate (15) is contacted with the bottom of the ultraviolet disinfection lamp tube (12), a first spring (16) is fixedly connected between the bottom of the sliding plate (15) and the inner wall of the second mounting groove (13), the first spring (16) is sleeved on the surface of the sliding rod (14).

6. The pericardial puncture positioning device for cardiology department according to claim 5, wherein a control mechanism is disposed in one of the second mounting grooves (13), and the control mechanism is configured to control the operation of the ultraviolet disinfection lamp cartridge (12) after the ultraviolet disinfection lamp cartridge (12) moves into the third through hole (4), the control mechanism includes a pressing bar (18) and a pressing switch (17), the pressing bar (18) is fixedly connected to the bottom of the sliding plate (15), the pressing switch (17) is fixedly mounted at the bottom of the second mounting groove (13), a pressed end of the pressing switch (17) contacts with the bottom of the pressing bar (18), and the pressing switch (17) is electrically connected with the ultraviolet disinfection lamp cartridge (12).

7. The pericardial puncture positioning device for cardiology department according to claim 1, wherein the angular positioning mechanism comprises four openings (25), four second gas springs (26), a second annular plate (29), and two sliding shells (36), the four openings (25) are equidistantly opened on the side wall of the annular shell (1), the four second gas springs (26) are equidistantly fixedly installed on the side wall inside the annular shell (1), an arc-shaped clamping plate (27) is fixedly connected to the end of the second gas spring (26), a second trapezoidal block (28) is fixedly connected to one side of the arc-shaped clamping plate (27) far away from the openings (25), the second trapezoidal block (28) is made of rubber material, the second annular plate (29) is rotatably connected to the inner top of the annular shell (1), and four third trapezoidal blocks (30) are equidistantly fixedly connected to one side of the second annular plate (29) facing the second trapezoidal block (28), the inclined plane of the third trapezoidal block (30) is matched with the inclined plane of the second trapezoidal block (28), the side face, far away from the third trapezoidal block (30), of the second annular plate (29) is provided with a guide groove (2901), the two sliding shells (36) are fixedly communicated with the side face of the annular shell (1), the surface of each sliding shell (36) is connected with a first shell (37) in a sliding mode, the top of one first shell (37) is provided with a position yielding port (3701), the inside of one sliding shell (36) is fixedly connected with two cylinders (38), the surfaces of the two cylinders (38) are jointly connected with a rectangular plate (39) in a sliding mode, the end part of the rectangular plate (39) extends into the inside of the annular shell (1) and then is connected with a second sliding column (40) in a rotating mode, and the end part of the second sliding column (40) is inserted into the guide groove (2901), the bottom of rectangular plate (39) with common fixedly connected with two second springs (41) between the inner wall of sliding shell (36), second spring (41) are being cover in on the surface of cylinder (38), the top border fixedly connected with fourth trapezoidal piece (42) of rectangular plate (39), the upper end of fourth trapezoidal piece (42) slides and runs through sliding shell (36) and passes and let position mouth (3701) extend upwards, the top of first casing (37) is equipped with stop gear, after fourth trapezoidal piece (42) move down and press rectangular plate (39), stop gear is used for spacing fourth trapezoidal piece (42) position after moving down.

8. The pericardial puncture positioning device for cardiology department according to claim 7, wherein the limiting mechanism includes a first rack (43), a second rack (44), and an L-shaped push plate (45), the first rack (43) is fixedly embedded in the top of the first housing (37), the second rack (44) is fixedly connected to the side of a fourth trapezoid block (42), the L-shaped push plate (45) is slidably connected to the top of the first housing (37), a third screw (46) is screwed to the side of the L-shaped push plate (45), and one end of the third screw (46) penetrates through the L-shaped push plate (45) and extends to the outside of the L-shaped push plate and then is rotatably connected to the side of the first housing (37).

9. The pericardial puncture positioning device for cardiology department according to claim 7, wherein a height adjusting mechanism is disposed at a bottom edge of the first housing (37), the height adjusting mechanism is used for adjusting the height of the first housing (37), the height adjusting mechanism includes a second housing (31), a non-slip plate (32) is fixedly connected to a bottom of the second housing (31), a support plate (33) is slidably connected to an inner wall of the second housing (31), an upper end of the support plate (33) extends to an outside of the second housing (31) and is fixedly connected to the bottom of the first housing (37), a plurality of limiting holes (34) are equidistantly formed in a side surface of the support plate (33), a second screw (35) is threadedly connected to a side surface of the second housing (31), and one end of the second screw (35) penetrates through the second housing (31) and extends outward to one of the limiting holes (34) .

10. A method for using a pericardial puncture positioning device for cardiology, which is suitable for the pericardial puncture positioning device for cardiology according to any one of claims 1-9, and specifically comprises the following steps:

step one, limiting a puncture device: inserting a needle cylinder (5) with a puncture needle (6) into the first through hole (3), and limiting the needle cylinder (5) by means of a clamping mechanism;

step two, sterilization of the puncture needle (6): when the needle cylinder (5) is inserted into the second through hole (301) along the first through hole (3), the sterilization mechanism is triggered to sterilize the puncture needle (6) at the bottom of the needle cylinder (5);

step three, adjusting the puncture angle and limiting: the angle between the ball body (2) and the annular shell (1) is adjusted, a proper puncture direction is found, and the adjusted angle is positioned by means of an angle positioning mechanism.

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