Of course, any surgical incision or surgical equipment used on the body can cause bruising. The physiology of how a bruise forms remains the same, no matter how the bruise is caused. It will always be an injury to small blood vessels that bleed into surrounding tissues. Even though the body clots the blood, the bruise has already begun but may not be visible for 24 hours.
There are several places online that you can buy surgical retractors. Medical Tools offers all kinds of retractors (http://www.medical-tools.com/surgical-instruments/retractors1.php). You can contact suppliers directly on Alibaba.com to get the best price possible (http://www.alibaba.com/showroom/surgical-retractor.html).
Israel retractors are used to retract thick soft tissue during surgical procedures.
Blows to the chest, abdomen, or head with a blunt instrument (e.g. a football or a fist) can cause contusions
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Retractors are surgical instruments used to hold back organs or tissues during a medical procedure, allowing better visibility and access to the surgical site. They help surgeons work more effectively and safely by keeping the area clear and stable.
25mph or more
use to retract muscle
Contusions
Bruises
Surgical instruments can be classified into cutting instruments (like scalpels), grasping and holding instruments (like forceps), retractors (used to hold back tissues), hemostatic instruments (used to control bleeding), and specialized instruments for specific procedures. Each type serves a specific purpose during surgeries.
Medical Tools Retractors used by surgeons to either actively separate the edges of a surgical incision or wound, or can hold back underlying organs and tissues, so that body parts under the incision may be accessed.