lag screw

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Related to lag bolt: carriage bolt

lag screw

one of several screws placed through bony fracture fragments to immobilize the fragments, used in repair of mandibular fractures.

lag screw

Orthopedics Any screw used to achieve interfragmental compression; LSs do not protect fractures from bending, rotation or axial loading forces, and other devices should be used to provide these functions. See Screw.

lag

1. the time elapsing between application of a stimulus and the resulting reaction.
2. the early period after inoculation of bacteria into a culture medium, in which the growth or cell division is slow.

lag screw
a screw used in compression plating of bone fractures; it has U-shaped threads.
References in periodicals archive ?
Lag bolts screw through the holes into the pole to hold the unit--and pieces 4a and 4b are welded back to back on the other side of 4c.
Additional or larger lag bolts in these positions are also desirable.
What's nice about an impact driver is that all the tool's force or torque is channeled to the deck screws or lag bolts, not your wrist or forearm.
Qualification system without call for competition: 64 lag bolts for concrete supports of a switchgear
D) A ledger board is attached to the house with lag bolts or structural screws, and the joists are all fastened to that.
For added safety, you can further secure the receiver with lag bolts.
To protect a camera from theft, I now use a bear safe bolted to the tree with lag bolts and a padlock.
This versatile tool makes it easy to remove nails, lag bolts, screws, and even staples while doing minimal damage to wood.
To mount the wheels, drill small pilot holes squarely in the center of both ends of the board you have just cut, to accept lag bolts that will fit through the wheel hubs.
2--2" pipes, 8' long 1--2 x 6, 8' long 1--2 x 4, 12' long (cut 1 length 8', and 2 lengths 2') 6 lag bolts with washers 6 fence post nails 6-5 gallon buckets
Lag shields are used inside drilled holes to provide anchors in the hole for lag bolts as they are wrenched into the shield.
The CornerLock unit consists of a pressed-steel bracket designed to be securely bolted into a room or closet corner with four lag bolts (supplied).