A kind of retractor for thoracic operationTechnical field
The utility model is related to technical field of medical instruments, more particularly to a kind of retractor for thoracic operation.
Background technology
At present, it is general that back-off is pulled using hook for surgery operation during thoracic surgery.But common operationDrag hook unitary function, also needs to, using other hair assistive devices, inconvenience be brought to surgical in operation.And commonly drawHook is only capable of realizing simple drawing, and drawing position is difficult to fix, and also adds great work difficulty to surgical.
Utility model content
The purpose of this utility model is to provide a kind of retractor for thoracic operation, can solve thoracic surgery process and useThe problem of hook for surgery operation fixed effect is bad, the retractor for thoracic operation is simple in construction, easy to operate, safe and reliable.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of retractor for thoracic operation, including drag hook body, handle, clamping limb, connecting rod, slip ring and the operation collar, handleThe rear end of drag hook body is connected to, drag hook body includes pull bar and drag hook, and pull bar both sides external is provided with chute, and drag hook is fixed with pull barForward and backward spacer sleeve is connected with slip ring and the operation collar on connection, the shaft of pull bar, and connection is provided between slip ring and the operation collarBar, slip ring and the operation collar are connected as one by connecting rod, and first be symmetrically arranged with slip ring in two embedded chutes is slidedBlock, slip ring is arranged on pull bar in sliding manner by the first sliding block, and it is right on clamping limb, the operation collar to be provided with below slip ringClaim the second sliding block being provided with two embedded chutes, the operation collar is arranged on pull bar in sliding manner by the second sliding block,The top of the operation collar, which is additionally provided with hand pressure face, hand pressure face, is provided with anti-slip veins, and the bottom of the operation collar is provided with power supply and openedClose in button, handle and be provided with battery, the front end of pull bar is provided with LED illumination lamp, and LED illumination lamp is by being arranged at the drawingWire in bar is connected with power switch and the battery successively.
Further, clamping limb is step structure adjacent to the side of drag hook.
Further, drag hook is the vertical coupler body axially vertical with pull bar, and the end of described drag hook is passivity end.
Further, the upper end rear of drag hook is provided with crushing block, and crushing block is elastic caoutchouc.
Relative to prior art, the beneficial effects of the utility model are as follows：
The utility model provides a kind of retractor for thoracic operation, can solve to consolidate when using drag hook in current operation on bladderDetermine the problem of effect is bad, the retractor for thoracic operation is simple in construction, easy to operate, safe and reliable, carried out to patient outside chestSection perform the operation when it is time saving and energy saving, in use, can by operate the collar operation, come make clamping limb to drag hook direction advance so thatFixed clamp is realized, unexpected landing during drawing is prevented, in addition, LED illumination lamp can be opened by pushing power switch button,Illumination during operation is realized, so that operation technique is more prone to.
Brief description of the drawings
A kind of retractor for thoracic operation structural representation that Fig. 1 provides for the utility model.
Description of reference numerals：
1st, drag hook body；1-1, pull bar；1-2, drag hook；2nd, handle；3rd, clamping limb；4th, slip ring；5th, the collar is operated；6th, connectBar；7th, hand pressure face；8th, power switch button；9th, battery；10th, LED illumination lamp；11st, crushing block；12nd, chute.
Embodiment
Below in conjunction with the accompanying drawings, an embodiment of the present utility model is described in detail, it is to be understood that thisThe protection domain of utility model is not limited by embodiment.
A kind of retractor for thoracic operation structural representation that Fig. 1 provides for the utility model embodiment.As shown in figure 1, shouldRetractor for thoracic operation, including drag hook body 1, handle 2, clamping limb 3, connecting rod 6, slip ring 4 and the operation collar 5, handle 2 are connected toThe rear end of drag hook body 1, drag hook body 1 includes pull bar 1-1 and drag hook 1-2, and pull bar 1-1 both sides externals are provided with chute 12, drag hook 1-2It is fixedly connected with pull bar 1-1, forward and backward spacer sleeve is connected with slip ring 4 and the operation collar 5, slip ring 4 and operation on pull bar 1-1 shaftConnecting rod 6 is provided between the collar 5, slip ring 4 and the operation collar 5 are connected as one by connecting rod 6, be symmetrical arranged on slip ring 4There is the first sliding block in two embedded chutes 12, slip ring 4 is arranged on pull bar 1-1 in sliding manner by the first sliding block, slip ring 4Can be moved forward and backward on pull bar 1-1, the lower section of slip ring 4 be provided with clamping limb 3, the operation collar 5 be symmetrically arranged with two it is embeddingEnter the second sliding block in chute 12, the operation collar 5 is arranged on pull bar 1-1 in sliding manner by the second sliding block, operates the collar 5Can be moved forward and backward on pull bar 1-1, the operation collar 5 when being moved rearwards by can by handle 2 limitation, the operation collar 5 moves forwardWhen, the spacing of clamping limb 3 and drag hook 1-2 can be reduced, the top of the operation collar 5, which is additionally provided with hand pressure face 7, hand pressure face 7, to be setAnti-slip veins are equipped with, in use, user holds handle 2, thumb pressing hand pressure face 7, and hand pressure face 7 is promoted forward, behaviour can be madeMake the collar 6 to move forward, and then drive the clamping limb 3 on slip ring 4 and slip ring 4 to move forward by connecting rod 6, operate the collar 6Bottom be provided with power switch button 8, handle 2 and be provided with battery 9, pull bar 1-1 front end is provided with LED illumination lamp10, LED illumination lamp 10 is connected with power switch and battery 9 successively by the wire being arranged in the pull bar 1-1, and LED shinesBright lamp 10 is powered by battery 9, and power switch button 8 is used for controlling the on and off of LED illumination lamp 10.
Clamping limb 3 is step structure adjacent to drag hook 1-2 side, is designed by the clamping limb 3 of this step structure, energyEnough make clamping limb 3 when contacting wound position, the fixed effect of enhancing drawing position prevents landing when drawing.
Drag hook 1-2 is the vertical coupler body axially vertical with pull bar 1-1, and drag hook 1-2 end is passivity end, can prevent handPatient body is stabbed or scratched to art drag hook.
Drag hook 1-2 upper end rear is provided with crushing block 11, and crushing block 11 is elastic caoutchouc, the set location of crushing block 11Junction in drag hook 1-2 and pull bar 1-1 and the rear in drag hook 1-2, crushing block 11 have certain elasticity, Neng GoufangWhen only performing the operation, the excessive clamping of clamping limb 3, it is ensured that security when using.
The retractor for thoracic operation that the utility model embodiment is provided can use this practicality when carrying out thoracic surgeryNew described retractor for thoracic operation, pulls surgical wound from different directions, fully exposes surgical field of view, is easy to medical matters peopleMember carries out chest operation.In use, can by operate the collar 5 operation, come make clamping limb 3 to drag hook 1-2 directions advance so thatFixed clamp is realized, unexpected landing during drawing is prevented, in addition, LED illumination lamp can be opened by pushing power switch button 810, illumination during operation is realized, so that operation technique is more prone to.
Disclosed above is only several specific embodiments of the present utility model, still, the utility model embodiment not officeIt is limited to this, the changes that any person skilled in the art can think of should all fall into protection domain of the present utility model.