CN-224232944-U - Piezoelectric element fixer of universal piezoelectric rupture of membranes appearance

Abstract

The utility model discloses a piezoelectric element fixer of a universal piezoelectric rupture instrument, which comprises a piezoelectric needle holding rod, wherein one end of the piezoelectric needle holding rod is provided with a connector, the outside of the connector is provided with a piezoelectric operation needle, the other end of the piezoelectric needle holding rod is provided with a sleeve joint, the outside of the sleeve joint is provided with a pressure pipe, the top of the piezoelectric needle holding rod is provided with a threaded needle holding rod, and a fixing component is arranged between the threaded needle holding rod and the piezoelectric needle holding rod. Through the tight reasonable connection of the micro-operation system and the piezoelectric driving element, the device not only solves the problems of convenient and quick installation and disassembly, but also is convenient for actual installation, use and operation because the micro-operation system position which is suitable for installing the piezoelectric driving element does not need to be adjusted in a large range for operators, and the original hand feeling of the micro-operation system which is suitable for installing the piezoelectric driving element does not need to be readjusted.

Inventors

• LIU XIAO
• LIU JINGQING

Assignees

• 上海甬幸信息技术咨询有限公司

Dates

Publication Date

20260512

Application Date

20250418

Claims (6)

1. 1. The piezoelectric element fixer of the universal piezoelectric rupture of membranes instrument comprises a piezoelectric needle holding rod (1) and is characterized in that one end of the piezoelectric needle holding rod (1) is provided with a connector (2), the outside of the connector (2) is provided with a piezoelectric operation needle (3), the other end of the piezoelectric needle holding rod (1) is provided with a sleeve joint (6), the outside of the sleeve joint (6) is provided with a pressure tube (7), the top of the piezoelectric needle holding rod (1) is provided with a threaded needle holding rod (8), and a fixing component (9) is arranged between the threaded needle holding rod (8) and the piezoelectric needle holding rod (1).
2. 2. The universal piezoelectric membrane breaker piezoelectric element fixer according to claim 1, wherein the fixing assembly (9) comprises two connecting blocks (901), two ends of each connecting block (901) are fixedly connected with fixing blocks (902), through grooves (908) are formed in the four fixing blocks (902), the piezoelectric needle holding rod (1) is located in two through grooves (908), and the threaded needle holding rod (8) is located in the other two through grooves (908).
3. 3. The piezoelectric element holder for a universal piezoelectric rupture disc according to claim 2, wherein the fixing block (902) is internally screwed with a fixing bolt (906), and a moving block (904) is rotatably connected to the bottom of the fixing bolt (906).
4. 4. The piezoelectric element holder for a universal piezoelectric rupture disc device according to claim 3, wherein a first protection pad (903) is fixedly connected to the inside of the through groove (908), a second protection pad (905) is fixedly connected to the bottom of the moving block (904), and the first protection pad (903) and the second protection pad (905) are made of rubber materials.
5. 5. The piezoelectric element fixer of the universal piezoelectric rupture of membranes instrument of claim 3, wherein the top of the fixing bolt (906) is fixedly connected with a rotating handle (907), and anti-skid patterns are arranged outside the rotating handle (907).
6. 6. The universal piezoelectric rupture disc device piezoelectric element fixer according to claim 1, wherein the piezoelectric needle holding rod (1) is provided with a piezoelectric element (4) outside, and a power data line (5) is arranged outside the piezoelectric element (4).

Description

Piezoelectric element fixer of universal piezoelectric rupture of membranes appearance Technical Field The utility model belongs to the technical field of a fixer, and particularly relates to a piezoelectric element fixer of a universal piezoelectric rupture of membranes instrument. Background The piezoelectric membrane breaker (Piezo-) is based on the high-frequency vibration generated by the piezoelectric ceramic material in the electrified state to drive the micro-operation needle connected with the piezoelectric ceramic material to move, and is applied to the process that various micro-operation needles break through transparent belts or plasma membranes in cloned animals and reproductive medicine, so that the piezoelectric membrane breaker can greatly help operators to improve the success rate of various membrane breaking and improve the survival rate of various embryos in the operation process, and is increasingly applied to various biomedical basic scientific researches or clinical practices at present; At present, the piezoelectric film breaker needs to be matched with various micro-operation systems for use, a piezoelectric driving unit/element with an operating needle is usually fixed on the corresponding micro-operation instrument, then the micro-operation instrument drives the piezoelectric driving element and the connected micro-operation needle to approach to target cells, and finally relevant fine operations are carried out, but in the process of actual installation and matched use, the corresponding piezoelectric driving element installation process is very complex because of various micro-operation systems, even the installation purpose is achieved, the needle holder which is fixed originally is required to be removed from the piezoelectric element of the piezoelectric film breaker specially, so that the installation is convenient, and a large number of situations of incapability of normal installation and use due to mismatching of the corresponding micro-operation system types are also caused, the actual situations seriously interfere the application and popularization of the piezoelectric technology, and the like, so that the problem of the trouble is solved conveniently and rapidly. Disclosure of utility model Aiming at the defects in the prior art, the utility model aims to provide the piezoelectric element fixer of the universal piezoelectric rupture of membranes instrument, which has the advantage of convenient installation and disassembly. In order to achieve the purpose, the piezoelectric element fixer of the universal piezoelectric rupture instrument comprises a piezoelectric needle holding rod, wherein one end of the piezoelectric needle holding rod is provided with a connector, a piezoelectric operation needle is arranged outside the connector, the other end of the piezoelectric needle holding rod is provided with a sleeve joint, a pressure pipe is arranged outside the sleeve joint, the top of the piezoelectric needle holding rod is provided with a threaded needle holding rod, and a fixing component is arranged between the threaded needle holding rod and the piezoelectric needle holding rod. Preferably, the fixing assembly comprises two connecting blocks, two fixing blocks are fixedly connected to two ends of each connecting block, through grooves are formed in the four fixing blocks, the piezoelectric needle holding rod is located in two through grooves, and the threaded needle holding rod is located in the other two through grooves. Preferably, the inside threaded connection of fixed block has fixing bolt, fixing bolt's bottom rotates and is connected with the movable block. Preferably, the inside fixedly connected with first protection pad of logical groove, the bottom fixedly connected with second protection pad of movable block, the material of first protection pad and second protection pad is rubber material. Preferably, the top of the fixing bolt is fixedly connected with a rotating handle, and anti-skid patterns are arranged outside the rotating handle. Preferably, a piezoelectric element is arranged outside the piezoelectric needle holding rod, and a power data wire is arranged outside the piezoelectric element. Compared with the prior art, the utility model has the beneficial effects that: 1. The inner through grooves of the four fixing blocks are respectively clamped on the threaded needle holding rods of the micro-operation system and the piezoelectric needle holding rods on the piezoelectric element, the four fixing bolts are screwed, the fixing bolts are connected with the fixing blocks in a threaded mode, then the fixing bolts are driven to move downwards, then the transfer moving blocks are driven to move downwards, at this time, the threaded needle holding rods of the micro-operation system and the piezoelectric needle holding rods on the piezoelectric element are clamped and fixed, the clamping can be prevented from being damaged when the first protection pad an