CN209770653U - Lacrimal duct embolus implanting device - Google Patents

Abstract

The utility model relates to the field of medical equipment, especially, relate to a lacrimal passage embolus implanting device, including base and the implantation device who is connected with the pedestal, the implantation device includes push rod and button, the push rod divide into first section push rod and second section push rod, and the fixing base is connected to the upper end of first section push rod, and the lower extreme passes through arc spring piece and connects second section push rod, and in cylindrical cavity was located to first one of second section push rod, the lower half located in the stand pipe, the embolus groove that is used for depositing the lacrimal passage embolus is connected to the stand pipe lower extreme, arc spring piece top is located to the button, and arc spring piece below is located to the button base. An object of the utility model is to provide an implantation device for lacrimal passage embolus, this implantation device is held to feel comfortable, easy operation, and is with low costs, and it is high to implant the success rate, can used repeatedly, and simultaneously, the pointed end of this implantation device design can also regard as the punctum expander to use, the smooth implantation of the lacrimal passage embolus of being convenient for.

Description

Lacrimal duct embolus implanting device

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a lacrimal passage embolus implantation device.

Background

The implantation of lacrimal duct embolus is to prolong the stay time of lacrimal fluid on the surface of eye by blocking lacrimal duct, maintain the tear cover of eye surface, improve the dry eye symptom, prolong the acting time of medicine on the surface of eye, improve the curative effect of medicine, and is one of the effective therapies for treating dry eye at present.

Currently, the implantation instruments commonly used in the lacrimal duct embolus implantation process are mainly implantation forceps and a contraction type implanter. The opening and closing space at the front end of the implantation forceps is large, so that the lacrimal passage embolus is easy to slip when being clamped, and the implantation forceps are inconvenient to hold by hands when being turned to be implanted, thereby affecting the operation effect; the retractable implanter is one-time retractable, the length of the retractable implanter cannot be recovered after retraction, and the retractable implanter cannot be reused, thereby increasing the operation cost and wasting resources.

Disclosure of Invention

Not enough to prior art exists, the utility model aims to provide an implantation device for lacrimal passage embolus, this implantation device is held to feel comfortable, easy operation, and is with low costs, and the implantation success rate is high, can used repeatedly, and simultaneously, the pointed end of this implantation device design can also regard as the punctum expander to use, the smooth implantation of the lacrimal passage embolus of being convenient for.

The utility model provides a following technical scheme:

The utility model provides a lacrimal passage embolus implantation device, includes base and the implantation device of pedestal connection, the implantation device includes push rod and button, the push rod divide into first section push rod and second section push rod, and the fixing base is connected to the upper end of first section push rod, and the lower extreme passes through the arc spring leaf and connects second section push rod, and in the cylindrical cavity was located to first half of second section push rod, the lower half located in the stand pipe, the stand pipe lower extreme is connected and is used for depositing the embolus groove of lacrimal passage embolus, arc spring leaf top is located to the button, and arc spring leaf below is located to the button base.

Preferably, the end of the base opposite the implant device is provided with a tip to dilate the punctum.

Preferably, the fixing seat is arranged on the base.

Preferably, the button base is arranged in the cylindrical cavity.

Preferably, the first section of push rod and the second section of push rod are arranged on the same straight line.

Preferably, the diameter of the push rod is matched with the inner diameter of the guide pipe, and the lower end of the second section of push rod is flush with the top surface of the outlet of the guide pipe.

Preferably, the button is provided with an anti-falling buckle.

Preferably, the fixing part is detachably connected with the implant device.

Preferably, the plug groove and lacrimal plug are adhered by glycerin or viscoelastic.

Compared with the prior art, the beneficial effects of the utility model are that this implanter is held to feel comfortable, easy operation, and is with low costs, and it is high to implant the success rate, can combine sterilization process used repeatedly, and simultaneously, the pointed end of this implanter design can also regard as the punctum expander to use, the smooth implantation of the lacrimal passage embolus of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged schematic view of a in fig. 1.

Fig. 3 is a schematic cross-sectional view of the present invention.

In the attached figures 1-3, 1 base, 2 buttons, 3 tips, 4 first section push rods, 5 second section push rods, 6 arc spring pieces, 7 button bases, 8 cylindrical cavities, 9 guide pipes, 10 bolt grooves and 11 fixing seats.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

As shown in the attached drawing, the lacrimal passage embolus implanting device comprises a base 1 and an implanting device connected with the base 1, wherein the implanting device comprises a push rod and a button 2, the push rod is divided into a first section push rod 4 and a second section push rod 5, the upper end of the first section push rod 4 is connected with a fixed seat 11, the lower end is connected with the second section push rod 5 through an arc-shaped spring piece 6, the upper half part of the second section push rod 5 is arranged in a cylindrical cavity 8, the lower half part of the second section push rod 5 is arranged in a guide pipe 9, the lower end of the guide pipe 9 is connected with an embolus groove 10 used for storing lacrimal passage embolus, the button 2 is arranged above the arc-shaped spring piece 6, and.

preferably, the base 2 is provided with a tip 3 at the end opposite to the implantation device for expanding punctum so as to facilitate the smooth implantation of lacrimal passage embolus.

Preferably, the fixed seat 3 is arranged on the base 1.

Preferably, the button base 7 is arranged in a cylindrical cavity 8.

Preferably, the first section push rod 4 and the second section push rod 5 are arranged on the same straight line.

Preferably, the diameter of the push rod is matched with the inner diameter of the guide pipe 9, wherein the lower end of the second section of push rod 5 is flush with the top surface of the outlet of the guide pipe 9.

Preferably, the push button 2 is provided with an anti-drop catch for preventing the push button from dropping and keeping the push button in an ejected or pressed state.

Preferably, the base 1 is detachably connected with the implantation device, when either the base 1 or the implantation device is damaged, only the damaged part can be replaced, and the intact part is reserved.

Preferably, the embolic slot 10 is attached to the lacrimal passage emboli using glycerin or viscoelastic.

The lacrimal passage embolus is preassembled in the embolus groove, when the lacrimal passage embolus needs to be implanted in an operation, the button is pressed to act, the spring piece is forced to expand and deform, the spring piece extends to push the second section of push rod to advance, the push rod pushes the lacrimal passage embolus in the embolus groove to act and slide into the implanted lacrimal passage, the direction of the push rod can be fixed by the guide tube, so that the push rod is kept stable in the pushing process, and the implantation success rate is improved; after the implantation is finished, the button is pressed again, and at the moment, the stress of the arc-shaped spring piece disappears and the original shape is recovered.

Other technical features than those described in the specification are known to those skilled in the art.

Claims (9)

1. The utility model provides a lacrimal passage embolus implantation device, includes base (1) and the device of implanting of being connected with base (1), a serial communication port, it includes push rod and button (2) to implant the device, the push rod divide into first section push rod (4) and second section push rod (5), and fixing base (11) are connected to the upper end of first section push rod (4), and second section push rod (5) are connected through arc spring piece (6) to the lower extreme, and in cylindrical cavity (8) were located to the first half of second section push rod (5), the lower half was located in stand pipe (9), stand pipe (9) lower extreme is connected and is used for depositing embolus groove (10) of lacrimal passage embolus, arc spring piece (6) top is located in button (2), and arc spring piece (6) below is located in button base (7).

2. A lacrimal duct embolus implanting device according to claim 1, characterized in that the end of the base (1) opposite to the implanting device is provided with a tip (3) for expanding punctum.

3. A lacrimal implant according to claim 1 or 2, characterized in that the fixation seat (11) is provided on the base (1).

4. A lacrimal implant according to claim 1 or 2, characterized in that the button base (7) is provided in a cylindrical cavity (8).

5. The lacrimal implant according to claim 1 or 2, wherein the first push rod (4) and the second push rod (5) are arranged in a same line.

6. A lacrimal implant according to claim 1 or 2, characterized in that the diameter of the push rod is adapted to the inner diameter of the guide tube (9), wherein the lower end of the second push rod (5) is flush with the top surface of the outlet of the guide tube (9).

7. A lacrimal implant according to claim 1 or 2, characterized in that the button (2) is provided with a slip-proof catch.

8. A lacrimal implant according to claim 1 or 2, characterized in that the base (1) is detachably connected to the implant device.

9. An implant as claimed in claim 1 or 2, characterised in that the plug channel (10) is attached to the lacrimal plug by means of glycerol or viscoelastic.