CN220459487U

CN220459487U - Electric silicone oil injection and suction gun

Info

Publication number: CN220459487U
Application number: CN202321696531.XU
Authority: CN
Inventors: 袁琼琼; 黄子旭; 宋宗明
Original assignee: Henan Provincial Peoples Hospital
Current assignee: Henan Provincial Peoples Hospital
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2024-02-09
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of medical equipment, in particular to an electric silicone oil injection and suction gun. The device comprises an injector, a propelling shell and a handle shell, wherein a propelling mechanism is arranged in the propelling shell, the propelling mechanism comprises a screw rod and a driving assembly, a nut block is connected to the screw rod in a transmission manner, a telescopic rod is horizontally arranged at the top of the nut block, one end of the telescopic rod extends to the outside of the propelling shell and is connected with a propelling plate, and a hook-shaped fixing plate is arranged on one side of the propelling plate; the top of propulsion casing is provided with the arc connecting plate, and the one end of arc connecting plate is connected with the rifle head, still is provided with the arc backup pad that is connected with the rifle head under the arc connecting plate. The utility model can realize the injection operation and the extraction operation of the silicone oil, is convenient for operators to use, saves time and labor, improves the stability of the injector when the silicone oil is injected, is convenient for doctors to control the injection amount of the silicone oil, can safely extract the silicone oil, and reduces the cost of the operation.

Description

Electric silicone oil injection and suction gun

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an electric silicone oil injection and suction gun.

Background

The medical silicone oil is colorless transparent liquid with stable chemical property, no toxicity and no harm to human body, has similar refractive index as vitreous body and certain viscosity and surface tension, and is widely used as an intraocular filler in vitreous body operation for treating serious fundus diseases such as retinal detachment, macular hole, glass volume blood, advanced diabetic retinopathy and the like, and aims to maintain the pressure of eyeballs to assist retinal reposition and simultaneously has hemostatic effect; however, it is used temporarily because long-time silicone tamponade may cause silicone emulsification, cataract, intraocular pressure increase, secondary glaucoma, etc., so that it is necessary to take out the silicone oil at a proper time after retinal detachment and restoration and sealing of the cleavage hole.

At present, when a precise vitreous operation is clinically carried out for filling silicone oil, a silicone oil frame is generally put into a common injector in the prior art, a special 23G oiling needle is connected to the front end of the common injector and is connected with the scleral wall of an eyeball, an assistant manually adjusts and rotates a piston rod to complete silicone oil injection, but because the silicone oil is high in viscosity, high in pressure in the tube and long in integral device of the silicone oil frame, medical staff needs to stand and inject the whole course and wastes time and labor in operation, more importantly, instability of the needle when the needle contacts with a notch of the scleral wall of the eyeball in injection seriously influences the observation of a main-cutter doctor on the operation eye under a microscope, the control evaluation of the silicone oil injection is influenced, the quantity of the silicone oil injection greatly influences the prognosis of the operation, the injection quantity is less, the successful resetting of retina is influenced, the intraocular pressure is increased due to overmuch, related postoperative complications of the vitreous operation are increased, and if necessary, the adjustment of the silicone oil quantity is needed to be carried out again in operation, and the economy and psychological burden of a patient are increased.

When carrying out the vitreous body operation that silicone oil took out, the prior art generally adopts the silicone oil that the vitrectomy machine had to take out the cover package more, connects special silicone oil negative pressure suction device's suction tube through scleral wall incision, accomplishes the taking out of silicone oil under the continuous negative pressure suction that the vitrectomy machine produced, but vitrectomy machine equipment is with high costs, and the consumptive material in the cover package is disposable consumptive material moreover, has increased the cost, and the uncontrollable of pressure can not get rid of the choroid that leads to because of intraocular pressure suddenly drops breaks away, complications such as choroidal hemorrhage when operating the negative pressure, influences the operation effect.

Disclosure of Invention

The utility model provides an electric silicone oil injection and suction gun, which can realize the injection operation of silicone oil and the operation of taking out silicone oil, replaces the original manual injection of silicone oil, is convenient for operators to use, greatly improves the stability during operation, and is convenient for doctors to control the injection amount of silicone oil; meanwhile, the silicone oil can be safely taken out, so that the cost of the operation is reduced.

In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides an electronic silicone oil notes suction gun, includes the syringe, still includes propulsion casing and sets up the handle casing in propulsion casing bottom, the inside propulsion mechanism that is provided with of propulsion casing, propulsion mechanism includes the lead screw and is used for driving the pivoted drive assembly of lead screw, the transmission is connected with the screw piece on the lead screw, screw piece top level is provided with the telescopic link, the one end of telescopic link extends to propulsion casing's outside, and is connected with the propulsion board, propulsion board is kept away from one side of telescopic link and is provided with hook-shaped fixed plate, and propulsion mechanism is used for promoting or pulling the injection end of syringe to realize injection or taking out of silicone oil, hook-shaped fixed plate is used for blocking the injection end of syringe, thereby makes the telescopic link under the effect of hook-shaped fixed plate, can promote or the injection end of pulling syringe.

The top of propulsion casing is fixed and is provided with the arc connecting plate, the one end that the propulsion casing was kept away from to the arc connecting plate is connected with the rifle head, still be provided with the arc backup pad that is connected with the rifle head under the arc connecting plate, the upper portion of rifle head is round platform shape structure, lower part and is the cylindricality structure, the rifle head is inside cavity, and both ends open-ended structure, and the rifle head is used for placing the play oil end of syringe, and the arc backup pad produces the effect of supporting to the syringe.

A disinfection bin is arranged in the handle shell, and a lithium battery is arranged in the disinfection bin; the front end of the injector stretches into the gun head, the rear end of the injector is clamped in the hook-shaped fixing plate, and the lithium battery provides power support for the motor and the controller.

Further, the driving assembly comprises a motor and a second conical gear fixedly sleeved on the screw rod, the output end of the motor is connected with the first conical gear, the first conical gear is connected with the second conical gear in a meshed mode, and the motor can drive the screw rod to rotate through the cooperation of the first conical gear and the second conical gear.

Further, the driving assembly further comprises a controller arranged inside the propulsion shell, the controller is electrically connected with the motor, a speed regulating switch and a forward/reverse switch are arranged on the controller, the speed regulating switch can control the rotating speed of the motor, and the forward/reverse switch can control the forward rotation and the reverse rotation of the motor.

Further, a through hole is formed in the front end of the pushing shell, one end of the telescopic rod penetrates through the through hole to be connected with the pushing plate, and the telescopic rod is connected with the pushing shell in a sliding mode.

Further, the front end top of the arc-shaped connecting plate is further connected with a butterfly knob in a threaded mode, the lower end of the butterfly knob penetrates through the arc-shaped connecting plate, an anti-slip pad is connected to the end portion of the butterfly knob, and the butterfly knob can clamp and fix the injector through the anti-slip pad.

Further, the bottom of the handle shell is provided with a bottom cover, and the lithium battery is convenient to place or replace by an instrument nurse through the bottom cover.

Through the technical scheme, the utility model has the beneficial effects that:

the utility model can realize the injection operation and the extraction operation of the silicone oil, replaces the original manual silicone oil injection mode, is convenient for operators to use, saves time and labor, greatly improves the stability of the injector when the injector injects the silicone oil, and is convenient for doctors to control the injection amount of the silicone oil; meanwhile, the glass cutter can replace a silicone oil taking-out sleeve bag provided with the glass cutter to take out the silicone oil, so that the silicone oil can be safely taken out, and the cost of operation is reduced.

The injector placing part is formed by the gun head, the arc-shaped connecting plate, the arc-shaped supporting plate and the hook-shaped fixing plate, so that the effect of placing and fixing the injector can be achieved, wherein the gun head can be used for placing an oil outlet end of the injector and enabling a needle head of the injector to extend out, the hook-shaped fixing plate is used for clamping the tail part of a pushing end of the injector, and the arc-shaped supporting plate plays a role in supporting the injector.

According to the utility model, the driving assembly can drive the screw rod to rotate in the pushing shell, so that the screw nut block can horizontally move on the screw rod, and the screw nut block can drive the telescopic rod to perform telescopic movement, so that the effect that the telescopic rod pushes or pulls the pushing end of the injector under the action of the hook-shaped fixing plate is achieved.

Drawings

FIG. 1 is a schematic diagram of an electric silicone oil injection and suction gun according to the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of an electric silicone oil injection and suction gun according to the present utility model;

FIG. 3 is a schematic diagram of an electric silicone oil injection and suction gun according to the third embodiment of the present utility model;

fig. 4 is a schematic structural view of the gun head of the present utility model.

The reference numerals in the drawings are: the novel multifunctional syringe comprises a pushing shell, a handle shell, a sterilizing bin, a lithium battery, a bottom cover, a controller, a motor, a conical gear I, a conical gear II, a screw rod, a nut block, a telescopic rod, a pushing plate, an arc-shaped fixing plate, a butterfly-shaped knob, an anti-skid pad, a gun head, an arc-shaped supporting plate, a speed regulating switch, a positive and negative rotating switch and an injector, wherein the pushing shell is 1, the handle shell is 2, the sterilizing bin is 3, the lithium battery is 4, the bottom cover is 5, the controller is 6, the motor is 7, the conical gear I is 8, the conical gear II is 9, the screw rod is 10, the nut block is 11, the telescopic rod is 12, the pushing plate is 13, the hook-shaped fixing plate is 14, the arc-shaped connecting plate is 15, the butterfly-shaped knob is 16, the anti-skid pad is 18, the gun head is 20, the arc-shaped supporting plate is 21, the speed regulating switch is 22, the positive and negative rotating switch is 23.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

as shown in fig. 1 to 4, an electric silicone oil injection and suction gun comprises an injector 23, and further comprises a pushing shell 1 and a handle shell 2 arranged at the bottom of the pushing shell 1, wherein the pushing shell 1 and the handle shell 2 are of hollow structures, a pushing mechanism is arranged in the pushing shell 1 and is used for pushing or pulling a pushing end of the injector 23 so as to achieve the effect of injecting silicone oil and taking out silicone oil, the pushing mechanism comprises a screw rod 10 and a driving component used for driving the screw rod 10 to rotate, a nut block 11 is connected to the screw rod 10 in a transmission manner, a telescopic rod 12 is horizontally arranged at the top of the nut block 11, one end of the telescopic rod 12 extends to the outside of the pushing shell 1 and is connected with a pushing plate 13, one side, away from the telescopic rod 12, of the pushing plate 13 is provided with a hook-shaped fixing plate 14, and the driving component is used for driving the screw rod 10 to rotate so that the nut block 11 moves on the screw rod 10, and the nut block 11 drives the telescopic rod 12 to stretch or pull the injecting end of the injector 23.

The top of propulsion casing 1 is fixed to be provided with arc connecting plate 15, the one end that propulsion casing 1 was kept away from to arc connecting plate 15 is connected with rifle head 18, and rifle head 18 is used for placing the play oily end of syringe 23, still be provided with the arc backup pad 20 that is connected with rifle head 18 under the arc connecting plate 15, the effect that the arc backup pad 20 played the support to syringe 23, wherein arc connecting plate 15 and arc backup pad 20 are all installed in the edge of rifle head 18, the upper portion of rifle head 18 is round platform shape structure, lower part is the cylindricality structure, rifle head 18 is inside cavity, and both ends open-ended structure, its purpose can place the play oily end of syringe 23 in rifle head 18 to make syringe 23's syringe needle can pass rifle head 18.

The handle shell 2 is internally provided with the disinfection bin 3, the disinfection bin 3 is internally provided with the lithium battery 4, the lithium battery 4 is not killed at high temperature any more through the disinfection bin 3, the loss of the lithium battery 4 is reduced, the lithium battery 4 provides power support for the motor 7 and the controller 6, the lithium battery 4 has the advantages of light weight, high energy density, relatively long service life, strong adaptability, environment friendliness and the like, the front end of the injector 23 stretches into the gun head 18, the rear end of the injector 23 is clamped in the hook-shaped fixing plate 14, in the embodiment, the injector 23 adopts a 10ml silicone oil injector, when the injector 23 is installed, the oil outlet end of the injector 23 is placed in the gun head 18, the needle head of the injector 23 stretches out of the gun head 18, and the tail of the pushing end of the injector 23 is clamped in the hook-shaped fixing plate 14.

The driving assembly comprises a motor 7 and a conical gear II 9 fixedly sleeved on the screw rod 10, the output end of the motor 7 is connected with a conical gear I8, the conical gear I8 is connected with the conical gear II 9 in a meshed manner, the motor 7 is turned on, and the output end of the motor 7 can drive the conical gear I8 to rotate. The first bevel gear 8 drives the second bevel gear 9 and the screw rod 10 to synchronously rotate.

The driving assembly further comprises a controller 6 arranged inside the propulsion shell 1, the controller 6 is electrically connected with the motor 7, the controller 6 is provided with a speed regulating switch 21 and a forward and backward rotating switch 22, the ends of the speed regulating switch 21 and the forward and backward rotating switch 22 are both positioned outside the propulsion shell 1 so as to be convenient for a user to operate, the motor 7 is controlled through the controller 6 in the embodiment, the rotating speed of the motor 7 can be controlled through the speed regulating switch 21, the purpose of controlling the flow rate of silicone oil is achieved, the forward rotation and the backward rotation of the motor 7 can be controlled through the forward and backward rotating switch 22, the principle that the motor 7 is controlled through the speed regulating switch 21, the forward and backward rotating switch 22 and the controller 6 is the prior art, the details are not repeated here, a power switch electrically connected with the controller 6 can be installed in the embodiment, and the power supply and outage treatment are carried out on the whole driving assembly.

The front end of propulsion casing 1 has offered the through-hole, the one end of telescopic link 12 passes the through-hole and is connected with propulsion board 13, telescopic link 12 and propulsion casing 1 sliding connection, the through-hole in this embodiment is convenient for telescopic link 12 to do telescopic motion.

The front end top of the arc-shaped connecting plate 15 is further connected with a butterfly knob 16 in a threaded mode, the butterfly knob 16 is connected with the arc-shaped connecting plate 15 in a threaded mode, the lower end of the butterfly knob 16 penetrates through the arc-shaped connecting plate 15, an anti-slip pad 17 is connected with the end portion of the butterfly knob 16, the anti-slip pad 17 is arranged at the bottom of the butterfly knob 16 in a hot melting mode, after the installation of the injector 23 is completed, the anti-slip pad 17 can be abutted to the injector 23 by downwards rotating the butterfly knob 16, and the purpose of clamping and fixing the injector 23 is achieved.

The bottom of handle casing 2 is provided with bottom 5, and the one end of bottom 5 is articulated with handle casing 2 in this embodiment, and when handle casing 2 was sealed, bottom 5 cartridge was in the bottom of handle casing 2 to the instrument nurse put into lithium cell 4 when this notes inhale the rifle use.

The working principle of the utility model is as follows: when silicone oil is injected, the front oil outlet end of a 10ml silicone oil injector 23 used in clinical work is placed into the gun head 18, a needle head extends out of the front part of the gun head 18, the needle head of the silicone oil injector 23 is connected with a 23G oiling needle head, the tail part of the pushing end of the injector 23 is clamped into the hook-shaped fixing plate 14, and the butterfly knob 16 is manually rotated to enable the anti-skid pad 17 to be pressed on a silicone oil pipe of the injector 23. When silicone oil is injected, the hooked fixing plate 14 is positioned at a position close to the pushing shell 1, a user holds the handle shell 2 by hand, the rotating speed of the motor 7 is adjusted through the speed regulating switch 21, the motor 7 is started through the controller 6, the output end of the motor 7 drives the first bevel gear 8 to rotate, the first bevel gear 8 drives the second bevel gear 9 and the screw rod 10 to synchronously rotate, so that the nut block 11 moves towards the gun head 18 with the telescopic rod 12 to push out the telescopic rod 12, the hooked fixing plate 14 pushes the pushing end of the injector 23 under the action of the pushing plate 13, the extrusion of silicone oil is realized along with the increase of the pressure in the silicone oil pipe of the injector 23, and the injection operation of the silicone oil can be completed.

When the silicone oil is extracted, the front oil outlet end of the emptied 10ml silicone oil injector 23 is put into the gun head 18, the needle head extends out of the front part of the gun head 18, the needle head of the silicone oil injector 23 is connected with the 23G oiling needle head, and the tail part of the pushing end of the injector 23 is clamped into the hook-shaped fixing plate 14; when the silicone oil is extracted, the hook-shaped fixing plate 14 is positioned at a position close to the gun head 18, the screw nut block 11 is positioned at the left end of the screw rod 10, after the motor 7 is started, the screw rod 10 drives the screw nut block 11 to drive the telescopic rod 12 to move towards the second bevel gear 9, the telescopic rod 12 is pulled, and under the action of the pushing plate 13, the hook-shaped fixing plate 14 pulls the pushing end of the injector 23, and the operation can introduce the silicone oil in an operation eye into the silicone oil pipe of the injector through the needle head, so that the suction operation of the silicone oil is completed.

The above embodiments are only preferred embodiments of the utility model and do not limit the scope of the utility model, so all equivalent changes or modifications made by the technical solution described in the patent claims are included in the scope of the utility model.

Claims

1. The utility model provides an electronic silicone oil notes suction gun, includes syringe (23), its characterized in that still includes propulsion casing (1) and sets up handle casing (2) in propulsion casing (1) bottom, the inside propulsion mechanism that is provided with of propulsion casing (1), propulsion mechanism includes lead screw (10) and is used for driving the pivoted drive assembly of lead screw (10), the transmission is connected with screw piece (11) on lead screw (10), screw piece (11) top level is provided with telescopic link (12), the one end of telescopic link (12) extends to the outside of propulsion casing (1) and is connected with propulsion board (13), one side that propulsion board (13) kept away from telescopic link (12) is provided with hook-shaped fixed plate (14);

the top of the propulsion shell (1) is fixedly provided with an arc-shaped connecting plate (15), one end, far away from the propulsion shell (1), of the arc-shaped connecting plate (15) is connected with a gun head (18), an arc-shaped supporting plate (20) connected with the gun head (18) is further arranged right below the arc-shaped connecting plate (15), the upper part of the gun head (18) is of a round table-shaped structure, the lower part of the gun head is of a cylindrical structure, and the gun head (18) is of a structure with a hollow inside and two open ends;

a disinfection bin (3) is arranged in the handle shell (2), and a lithium battery (4) is arranged in the disinfection bin (3); the front end of the injector (23) extends into the gun head (18), and the rear end of the injector is clamped in the hook-shaped fixing plate (14).

2. The electric silicone oil injection and suction gun according to claim 1, wherein the driving assembly comprises a motor (7) and a conical gear II (9) fixedly sleeved on the screw rod (10), the output end of the motor (7) is connected with a conical gear I (8), and the conical gear I (8) is in meshed connection with the conical gear II (9).

3. An electric silicone oil injection and suction gun according to claim 2, characterized in that the driving assembly further comprises a controller (6) arranged inside the propulsion casing (1), the controller (6) is electrically connected with the motor (7), and a speed regulating switch (21) and a forward and reverse rotating switch (22) are arranged on the controller (6).

4. The electric silicone oil injection and suction gun according to claim 1, wherein a through hole is formed in the front end of the propulsion shell (1), one end of the telescopic rod (12) penetrates through the through hole to be connected with the propulsion plate (13), and the telescopic rod (12) is slidably connected with the propulsion shell (1).

5. The electric silicone oil injection and suction gun according to claim 1, wherein the front end top of the arc-shaped connecting plate (15) is further connected with a butterfly knob (16) in a threaded mode, the lower end of the butterfly knob (16) penetrates through the arc-shaped connecting plate (15), and an anti-slip pad (17) is connected to the end portion of the butterfly knob.

6. An electric silicone oil sucking and injecting gun as claimed in claim 1, wherein a bottom cover (5) is provided at the bottom of said handle housing (2).