Examples of 'outer cannula' in a sentence
Meaning of "outer cannula"
outer cannula - A hollow tube that is inserted into a cavity or duct to allow the flow of fluids, typically used in medical procedures or industrial processes
How to use "outer cannula" in a sentence
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outer cannula
The larger gauge outer cannula of FIGs.
The outer cannula can be constructed of a variety of materials.
This device consists of a hollow outer cannula and a solid inner cannula.
The outer cannula may be movable relative to the instrument set housing.
The cutting element comprises a stylet assembly and an outer cannula assembly.
At the distal end of the outer cannula there may be provided an inflatable cuff.
The inner cannula can be of substantially the same length as the outer cannula.
The outer cannula and bottom portion of the handle assembly are withdrawn from the site.
The axial cutaway is at the level of the side openings in the outer cannula.
In some preferred embodiments, the outer cannula is a generally flexible tube.
The coaxial cannula assembly includes an inner cannula disposed generally coaxially through an outer cannula.
Preferably, the outer cannula has a tip adapted for piercing soft tissue.
The handpiece further comprises a stylet firing member and an outer cannula firing member.
Preferably, the outer cannula is an arcuate shaped flexible tube with a disposable inner cannula.
The instrument set further includes an elongate inner cannula disposed within the outer cannula lumen.
See also
After the outer cannula is properly in place, the physician preferably removes the obturator promptly.
The inner cannula, this is placed in the outer cannula.
Preferably, when configured coaxially, the outer cannula is the cannula according to the present invention.
Preferably, the obturator is inserted into the outer cannula.
The outer cannula 20 is extended distally to sever the tissue BSM from its main mass.
The inner cannula may be removed, but not the outer cannula.
The outer cannula introducer stylet 52 is then removed.
Typically, a biopsy device includes an inner stylet slidably positioned inside an outer cannula.
The outer cannula 12 may be constructed of polyvinylcholride or polyurethane.
Preferably, the hub is adapted to lock the inner cannula within the outer cannula.
This action will release outer cannula assembly 78.
Moreover, the method includes translating the inner cannula proximally relative to the outer cannula.
Preferably, the outer cannula 30 is made with biocompatible materials.
Accordingly, a stylet tip configuration can coordinate with the distal tip configuration of the outer cannula.
Thus, in a preferred embodiment the outer cannula 16 is made of stainless steel.
Outer cannula further defines a plurality of sensing ports 119 therethrough.
And, in some embodiments, the outer cannula indudes a percutaneous tip.
The outer cannula 14 can be supported to extend distally through at least a portion of body 47.
And, in some embodiments, the outer cannula includes a percutaneous tip.
In a typical biopsy device construction, the biopsy needle 2 is positioned within an outer cannula 23.
In the most preferred embodiments, the outer cannula 30 is formed by extrusion.
The inner infusion needle 11 straightens as it is loaded into the coaxial outer cannula 12.
Preferably, the outer cannula has a generally constant cross-sectional shape.
This hole 74 preferably extends through the entire wall of the outer cannula.
An outer cannula 20 can be used to sever the tissue sample from its main mass.
After stylet release member 20 is actuated, outer cannula release member 22 is then actuated.
The outer cannula 20 can be used to sever the tissue sample from the host.
Alternatively, tip 28 can simply operate as a closure for an open end of outer cannula 26.
The outer cannula ( below dime ) and the inner infusion cannula ( above dime ) are shown separately.
Ultimately, the irrigation lumen is in fluid communication with the outer lumen 34 of outer cannula 26.
The coaxial outer cannula 12 and outer cannula introducer stylet 52 are inserted together into the patient.
A hook securing collar 29 which circumscribes outer cannula 12 is provided around and fixed to outer cannula 12.
Next, the outer cannula 18 must be dipped in a sterile physiologic solution as shown in FIG.
The coaxial cannula assembly 12 comprises an inner cannula 16 disposed generally concentrically through an outer cannula 18.
The outer cannula 12 is attached to a device handle 2.
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