https://www.selleckchem.com/pr....oducts/arry-380-ont-
Holding endoscopes by hand when performing eye surgery reduces the dexterity of the surgeon. A robotic endoscope holder called "Eye Explorer" is proposed to hold the endoscope and free the surgeon's hand. This device satisfies the engineering and clinical requirements of eye surgery. The force for manual operation is less than 0.5 N. The observable ranges inside the patient's eye considering horizontal and vertical perspectives are 118° and 97°, and the motion of the holder does not interfere with the surgeon's hand and other s

https://www.openlearning.com/u..../penningtonholland-s
If you want to allow your pet to go and come whenever they want without having to open the door, you can put in an animal flap. You should hire an expert to put in the cat flap. They will navigate the complexity of putting different kinds of cat flaps into different doors and walls. Installation A cat flap lets your pet to enter and exit the house whenever they want without having to open the door or window for them. There are many different types of pet flaps to choose from including microc