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Means placed in body opening to facilitate insertion of breathing tube

Subclass of:

128 - Surgery

128200240 - RESPIRATORY METHOD OR DEVICE

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Entries
DocumentTitleDate
20120199120TRACHEOSTOMY TUBE COMBINATION RADIAL SNAP AND BAYONET CANNULA CONNECTOR - A medical device tube having extended retention tabs with notches therein for improved coupling of an inner cannula connector to an outer cannula connector. The medical device tube comprises an outer cannula connector having retention tabs on an outer cannula connector flange attached to the proximal end of an outer cannula. The retention tabs maintain the snap ears of the inner cannula connector when the inner cannula connector is rotated whereby the notches substantially hold the snap ears. The snap ears may further be positioned in notches in the outer cannula flange when the snap ears lock onto the outer cannula connector flange.08-09-2012
20130025588LOADING DILATOR - A loading dilator for positioning a medical apparatus across an opening formed through a body wall of a patient includes a tubular body having a relatively rigid proximal portion and a distal portion. The distal portion includes a first relatively flexible segment and a second relatively rigid segment. The first segment is axially extendable from a first length that has a greater diameter than the second segment, to a second length having a diameter that does not substantially exceed the diameter of the second segment. A stylet is movable in a passageway of the tubular body between a first position wherein the first segment has the first length, and a second position wherein the stylet distal end exerts an axially displacing force on the second segment such that the first segment is movable from the first length to the second length.01-31-2013
20130206138TRACHEAL TUBE WITH FLAT MOUTH AND SIDE OPENING AND GUIDE CORE - A tracheal tube with a flat mouth and a side opening for trachea intubation is provided. The front end of the tracheal tube is a flat mouth with circular cross section. The tracheal tube has a side opening (08-15-2013
20120174920Multi-Layer Endotracheal Tube Apparatus - Multi layer endotracheal tube apparatus (07-12-2012
20130081614INTUBATION DEVICE AND METHOD - In one embodiment, an apparatus is characterized by an intubation-tube placement device; and an intubation tube secured to the intubation-tube placement device. In another embodiment, an apparatus is characterized by an intubation-tube placement device; and an anti-perforation device coupled to the intubation-tube placement device. In another embodiment, an apparatus is characterized by an intubation-tube placement device; and at least one tactile-accentuator flap coupled to the intubation-tube placement device. In another embodiment, an apparatus is characterized by an intubation-tube placement device; and a handle affixed to the intubation-tube placement device. In another embodiment, a method is characterized by inserting an intubation-tube placement device, secured to an intubation tube , into a patient's oral cavity; forcing the intubation-tube placement device through the patient's vocal cords; and axially sliding the intubation tube along the intubation-tube placement device such that the intubation tube follows the intubation-tube placement device through the patient's vocal cords.04-04-2013
20100051024Articulated Oral Airway - One embodiment of an oral airway comprised of two articulating parts which displace the tongue anteriorly and stent open the oropharynx. This device reversibly locks in a conformation which allows it to be used as a conduit for a fiberoptic scope or other airway device. An adjunct to airway management which can be used when mask ventilation or endotracheal intubation is indicated and can be removed easily after intubation without manipulation of the endotracheal tube. Other embodiments are described as shown.03-04-2010
20090178674DEVICE FOR INTRODUCING A TRACHEAL CANNULA INTO A TRACHEOSTOMA - The present invention concerns a device having a guide catheter for the introduction of a tracheal cannula into a tracheostoma. To provide a device for introducing a tracheal cannula into a tracheostoma, which prevents injury by the distal end face of the cannula and which is suitable for use in relation to highly flexible cannulas, in relation to cannulas of tight inside diameter and/or of large wall thickness, it is proposed in accordance with the invention that the guide catheter has a shield which is mounted in the proximity of the distal end of the guide catheter and which comprises a flexible material and which is substantially in the form of a distally directed conical tip, wherein the tube of the guide catheter passes through the axis of said tip, with a base outside diameter which in a first state corresponds at least to the outside diameter of the tracheal cannula and in a second state by deformation is smaller than the inside diameter of the tracheal cannula and is thus retractable through the tracheal cannula.07-16-2009
20100043786TRACHEOSTOMA SPACER, TRACHEOTOMY METHOD, AND DEVICE FOR INSERTING A TRACHEOSTOMA SPACER - The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an opening in the trachea). The invention further relates to a device for inserting a tracheostoma spacer into a tracheostoma with a cutting instrument in the form of a trocar, the tracheostoma spacer being able to be positioned on the shaft of said trocar. A cover sleeve is also provided which can be moved on the shaft over a tracheostoma spacer positioned there.02-25-2010
20090165784LUBRICIOUS INTUBATION DEVICE - An intubation device for intubation of a patient that includes a tube comprising a body comprising a mixture of a polymer composition and a lubricant that provides inherent lubricity to the surface of the body and methods for intubating a patient with such a device. The lubricant assists in withdrawal of a stylet wire and does not require activation.07-02-2009
20100101567APPARATUS FOR MAINTAINING A SURGICAL AIRWAY AND METHOD OF THE SAME - An apparatus for maintaining a surgical airway and method for the same includes an elongated body insertable orally into a patient. The elongated body defines leading and trailing ends. An opening is defined through the leading and trailing ends, such that surgical equipment may be insertable through the opening of the elongated body. A securing member is connected to the trailing end. The securing member holds the elongated body in a position such that an airway remains open to treat the patient, while supporting oxygen flow to the patient04-29-2010
20100108060HAND OPERATED ARTICULATED INTUBATION STYLET - Hand operated articulated intubation stylet including an articulated stylet member with a link at its distal end, a L-shaped lever with a downward depending handle for tautening a flexible wire for flexing the link into a flexed positioned to form a hook-like configuration in the stylet member's side view, and a stopper mechanism mounted on the stylet member for stopping insertion of the stylet member into an endotracheal tube at a suitable position depending on the endotracheal tube's length. The handle and the link are on opposite sides of the stylet member such that a user conveniently operates the stylet with his fingers stretched out to grip the stylet member and his palm depressing the handle towards the stylet member to flex the stylet member's link into its flexed position for manipulating an endotracheal tube's outboard end for insertion into a patient's trachea.05-06-2010
20120180787PERCUTANEOUS DILATIONAL DEVICE HAVING BALLOON RETENTION MECHANISM - A device for dilating an opening through the tracheal wall of a patient includes a loading dilator. A balloon catheter is received in the lumen of the dilator such that the balloon extends distal to the loading dilator distal end. The balloon is configured to radially dilate a portion of the tracheal wall upon inflation. The balloon includes retention structure along its outer surface such that upon inflation, the retention structure inhibits dislodgement of the balloon when the balloon is positioned across the tracheal wall. The retention structure may comprise a pair of spaced elements radially projecting from the outer surface of the balloon, and spaced along the outer surface such that each of the elements is disposed at an opposite side of the tracheal wall when the balloon is positioned along the tracheal wall opening.07-19-2012
20090235927Pacifier for intubated infants - A pacifier comprising an endotracheal tube holding means for intubated infants. The pacifier further comprises a nipple member attached to a flange member, wherein a channel is disposed longitudinally along the nipple and flange to accommodate an endotracheal tube. A slot, smaller in circumference than the tube, is disposed along the channel and allows the tube to be inserted and removed from the pacifier. The channel is larger in circumference than the tube, so that once the tube is inserted into the pacifier, it is supported in the channel, but can move longitudinally through the channel relative to the pacifier.09-24-2009
20090114217LARYGOSCOPE - An improved Laryngoscope having a decreased angular projection between a blade portion and a handle portion of approximately 70° with a substantially continually curved transition portion bridging the blade and handle portions and providing a teeth-protecting structure, when compared to conventional scopes. At a distal end of the blade portion is a tissue elevation lobe which is used to depress tissues and structures which otherwise would obstruct visualization of vocal chords during an intubation, giving its user added tissue control with minimized handle manipulation being required. The scope is constructed of light-transmitting plastic and includes a step-down transition margin near the tissue elevation lobe at which margin a portion of light which is projected into the scope at or near the handle end projects from the scope to illuminate the intubation site.05-07-2009
20120216803DEVICE FOR SECURING AIRWAY TUBING TO A PATIENT - An airway tube securing device (ATSD) having a tubular constrictor attached to an oral piece and a fastener for fastening the ATSD to the face of a patient provides for the correct placing and fixation of an airway tube within the patient's airways. A rotatable clamp provides for constricting the airway tube thereby securing it to the oral piece. An optional mouthpiece attached to the proximal face of the oral piece provides for the protection of the tube from the jaws of a patient. One or two apertures in the oral piece provide for further insertion of tubing, auxiliary intubation tools and or probes.08-30-2012
20130056003LARYNGEAL TUBE - A laryngeal tube comprising a tubular component and a nozzle having a central cavity, an anterior opening and a tongue at least partially covering the central cavity. In one example, the laryngeal tube has a first lumen to deliver gases to a patient and a fluid barrier supported by the nozzle. In other examples, the laryngeal tube may include additional lumens including a service lumen to perform a function associated with the thorax and an inflation lumen to inflate the fluid barrier.03-07-2013
20090065000Endotracheal Tube Stylet and Endotracheal Tube Installation Kit - This invention is to provide an endotracheal tube stylet insertable into an endotracheal tube, the endotracheal tube stylet comprising: a first coupling member; a second coupling member coupled to the first coupling member; an operable member connected to the first or the second coupling member, the operable member being capable of changing the relative positions of the first and the second coupling members; and a turnable member connected to the first or the second coupling member, wherein the turnable member may be redirected by the change of the relative positions of the first and the second coupling members so as to change the shape of the endotracheal tube.03-12-2009
20110120459ILLUMINATED ENDOTRACHEAL STYLET - A stylet for use with an endotracheal tube includes a lighting element and a malleable rod completely enclosed and sealed within an elongated flexible sheath. The elongated flexible sheath has a proximal end and a distal end; the lighting element is positioned at or near the distal end and the malleable rod is positioned from proximate to the lighting element to the proximal end of the elongated flexible sheath. The chemiluminescent lighting element includes an activator and an oxalate and may be fully enclosed in a capsule or the flexible sheath may serve as an outer wall of the lighting element. An absorbent pad, made from cotton or non-woven fiber, is at the distal end of the elongated sheath between the lighting element and a terminal seal of the elongated flexible sheath. The stylet includes one or more tactile elements and a removable protective cap.05-26-2011
20100170506Oral device to facilitate the artificial pulmonary ventilation to an unconscious edentulous patients - A helper device for placement into a mouth cavity to facilitate the artificial pulmonary ventilation for an unconscious edentulous patient comprises a U shaped plate, which comprises upper, lower and side coupling surfaces for intra-mouth fixation, as well as a configured central orifice for housing an oropharynx cannula. Such device allows medical personnel to control and perform ventilation operations while the patient is wearing a facemask.07-08-2010
20110290246Method and apparatus for protection of trachea during ventilation - Disclosed are methods for intubating a patient, comprising deploying a tracheal tube, a sleeve and a cuff into a human trachea such that after deployment, the tracheal tube passes through the sleeve within the trachea, the cuff contacts the outer surface of the tracheal tube and the inner surface of the sleeve and spaces the sleeve from the tube, and the outer surface of the sleeve contacts the trachea, so as to provide a seal, in the interstitial area between the wall of the trachea and the tube, between a proximal portion of the human trachea above the cuff and a distal portion of the human trachea below the cuff. Other embodiments are also disclosed.12-01-2011
20110290245Internally Braced Radial Balloon Dilator - There is provided a device for performing a balloon dilation tracheostomy. The balloon has internal braces or “stays” extending from the center to the inside surface of the balloon, though other arrangements are possible. The braces control the ultimate expansion and final shape of the balloon when it is fully inflated, inhibiting the ability of parts of the balloon to herniate. The balloon should also expand more uniformly, allowing the practitioner to more confidently expand the tracheal stoma site and ensuring a successful dilation and tube placement.12-01-2011
20110214670Bite block - A bite block that includes first and second members interconnected by screw threads on the respective members. The first member is a relatively rigid body having an open ended hole with internal screw threads on at least a portion of the length thereof. The second member is an elongate open ended sleeve having screw threads on the outer surface thereof that thread into the hole in the body member. A slit in the wall of the sleeve accommodates a reduction in the internal diameter of the sleeve. A selected one of the internal and external threads progressively decreases in diameter in a direction so as to cause the sleeve internal diameter to decrease as the sleeve is threaded into the body member.09-08-2011
20090320834Dilator Loading Catheter - There is provided a device for removing a tracheotomy dilator. The dilator has a body and a tip which are detachably attached. After dilating the trachea, the body is removed, leaving only the tip in the tracheal opening. The dilator tip loading catheter has a distal end adapted to engage the proximal end of the dilator tip, a proximal handle, and a mid-section therebetween. The device also has a cannula therethrough. The proximal handle can detachably attach to the proximal end of the tracheostomy tube. The distal end and mid-section of the device are sized to fit into the cannula of a tracheostomy tube. The distal end and mid-section of the device may be inserted into a tracheostomy tube, the distal end then mating with the proximal end of the dilator tip. The entire assembly may be moved into the trachea. Once the trach tube is in position, the loading catheter and tip may be withdrawn through the trach tube.12-31-2009
20090320833Method of Performing a Tracheostomy - There is provided a method for performing a tracheotomy. In this method a tracheostomy dilator has a body and a tip which are detachably attached. The tip has a proximal inner portion which is within the body while the tip is attached to the body. The dilator is inserted into the trachea and used to dilate an opening. After the trachea has been dilated, the body may be detached and removed from the tip, the tip remaining partially in the trachea. A dilator loading catheter installed within a tracheostomy tube may be mated with the tip and the tip, loading catheter and tracheostomy tube moved into the trachea. After the tracheostomy tube is installed, the tip and loading catheter may be withdrawn through the tracheostomy tube and the tracheostomy tube placed in service.12-31-2009
20120024285LARYNGEAL MASK AIRWAY PLACEMENT SYSTEM AND METHOD - A laryngeal mask airway having a laryngeal mask and a flexible airway tube is provided with an external brace that is easily detached or reattached onto the airway tube. The brace, when attached, enhances the stiffness of the combination to facilitate placement of the mask at the laryngeal inlet of a patient. After the mask is in proper, sealed position at the laryngeal inlet the brace may be removed to permit the external portion of the flexible airway tube to be located in an out-of-the-way position.02-02-2012
20110265789Endo-tracheal intubation device with adjustably bendable stylet - An inexpensive, endo-tracheal intubation device suitable for single patient use by emergency health care workers, which comprises a stylet having a tube which is scored in such a way that it can be bent using a wire encased in the tube. The wire is attached to both the stylet's end distal from a stylet-holder and to the short arm of a bell crank pivotally mounted in the holder. Grasping the stylet holder in one hand, the operator can move the bell crank's trigger arm with his finger(s), thereby causing the stylet to bend in a controlled manner. In use, a conventional airway tube is mounted on the stylet holder so as to encase the portion of the stylet which protrudes outwardly therefrom. A light on the stylet's tip allows visualization of the patient's vocal cords. After the user gently pushes the airway tube/stylet combination between them, the stylet is then removed for ventilation.11-03-2011
20090205651ONE-PIECE PNEUMOSTOMA MANAGEMENT SYSTEM AND METHODS FOR TREATMENT OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE - A flexible pneumostoma management device maintains the patency of a pneumostoma while controlling the flow of material through the pneumostoma. The pneumostoma management device includes a pneumostoma vent having a tube which enters the pneumostoma to allow gases to escape the lung, a flange and a filter/valve to control flow of materials through the tube. The flange is a thin flexible patch which conforms and attaches to the chest of the patient. The flange secures the tube in position in the pneumostoma. The flange is formed in one piece with the tube.08-20-2009
20080276932Laryngeal Mask Adapted For the Introduction and Removal of an Intubation Probe - The invention relates to a laryngeal mask for being introduced level with a patient's larynx and including at least one tubular structure designed to open out level with the patient's vocal chords to enable a mandrel and/or an intubation probe to be introduced, and including means for releasing the mandrel or the intubation probe, these release means being such that the tubular structure is open over at least a fraction of its length so as to allow the mandrel or the intubation probe to be released after it has been introduced therein.11-13-2008
20090090357Guide device for tracheal intubation - The present disclosure provides for a guide adapted for facilitating insertion of a medical device into the trachea of a patient. The guide comprises an integral curved-shaped member having at least a first leg at one end of the guide. The curved-shaped member consists essentially of an outside curved side defining a concave groove. A first angle is defined on the first leg configured and dimensioned to allow for at least the first leg to pass through the mouth and into the trachea of the patient. Insertion of the guide into the trachea allows for elevation of the tongue and surrounding soft tissue of the patient thereby forming an air space that allows for passage of a medical device.04-09-2009
20080210232Device for Securing Airway Tubing to a Patient - An airway tube constricting device ASTD having a tubular constrictor attached to an oral piece and means for fastening the ASTD to the face of a patient provides for the correct placing and fixation of an airway tube within the patient's airways. A rotatable clamping means provides for constricting the airway tube thereby securing it to the oral piece. An optional mouthpiece attached to the proximal face of the oral piece provides for the protection of the tube from the jaws of a patient. One or two apertures in the oral piece provide for further insertion of tubing, auxiliary intubation tools and or probes.09-04-2008
20090044799Systems and methods for intubation - An intubation device is provided. The intubation device comprises a movable guide having a guide extension, and a guide tip; at least one trachea condition sensor to detect a trachea condition wherein the at least one trachea condition sensor is disposed on the guide; and a guide control device operatively coupled to the guide, the guide control device to move the guide in response to the trachea condition.02-19-2009
20080308098Endotracheal intubation device - An endotracheal intubation device, optionally having a curvable portion and internal optics or a viewing device is provided. The curvable portion of a tubular element, over which is placed an endotracheal tube, curves in a controlled manner to a curved conformation from a straight or less curved configuration so as to facilitate the insertion of the endotracheal tube into a patient. A length of a proximal end of the tubular element projects over a grip portion of the device, which makes the device easier to use than other devices used for airway intubation.12-18-2008
20080271735Artificial airway - One embodiment of the invention includes a pediatric pacifier with a passage. An oropharyngeal airway may be inserted through the passage and into a patient's airway. The pacifier may be resilient and may be softer than the oropharyngeal airway. The pacifier may be removably coupled to the artificial airway. The pacifier may encircle, to varying degrees, various portions of the artificial airway. The pacifier may be sized so that no air may pass between the artificial airway and the patient's airway tissue. The pacifier and artificial airway may have numerous channels such as, for example, a first channel for conducting air and a second channel for aspirating fluids. The pacifier and/or artificial airway may come in sets that include variously sized pacifiers and/or artificial airways. The pacifier may also include a non-resilient plug that prevents the patient from fully closing its mouth and occluding its airway.11-06-2008
20080271734Respiratory Probe - The invention concerns a respiratory tube (11-06-2008
20090090358Laryngeal Mask Airway Installation Kit, Laryngeal Mask Airway with a Stylet, and Stylet - A laryngeal mask airway installation kit, comprising a laryngeal mask airway comprising a gastric access tube; and a stylet capable of being inserted into the gastric access tube from the inlet end and, when bent, of changing the original shape of the laryngeal mask airway and thus facilitating the installation of the laryngeal mask airway.04-09-2009
20090211573ENDOTRACHEAL TUBE HOLDER WITH IMPROVED LOCKING DEVICE - An endotracheal tube holder assembly is provided. The holder assembly comprises a support strap band for placement around a patient's head or neck region and a flexible linking band for attachment to the support strap band. The flexible linking band further comprises an elongate, central bridge portion, an upper bar portion extending from the central bridge portion, and at least one tab extending laterally from the central bridge portion.08-27-2009
20090211574Airway device and methods of making and use thereof - An airway device 08-27-2009
20090199849 DILATOR FOR PERFORMING A PERCUTANEOUS MEDICAL PROCEDURE - A dilator (08-13-2009
20090050146APPARATUS AND METHOD FOR INTUBATING AN AIRWAY OF A PATIENT - An endotracheal tube has oppositely disposed proximal and distal ends fluidly connected by a ventilation lumen. An apparatus for intubating an airway of a patient with an endotracheal tube includes a housing and a motive mechanism supported by the housing and providing a user interface structure. A tube coupler is supported by the housing and is adapted for motion relative to the housing. The tube coupler is operatively coupled to the motive mechanism and is connectable to the proximal end of the endotracheal tube. A stylet coupler is supported by the housing and is adapted for motion relative to the housing. The stylet coupler is operatively coupled to the motive mechanism and is connectable to a proximal end of an intubation stylet. The motive mechanism is, operable to move the tube coupler in a first direction relative to the housing and to substantially simultaneously move the stylet coupler in a second direction relative to the housing in response to actuation of the user interface structure. A method of intubating an airway of a patient with an endotracheal tube is also described.02-26-2009
20110226239APPARATUS FOR MAINTAINING A SURGICAL AIRWAY AND METHOD OF THE SAME - An apparatus for maintaining a surgical airway and method for the same includes an elongated body insertable orally into a patient. The elongated body defines leading and trailing ends. An opening is defined through the leading and trailing ends, such that surgical equipment may be insertable through the opening of the elongated body. A securing member is connected to the trailing end. The securing member holds the elongated body in a position such that an airway remains open to treat the patient, while supporting oxygen flow to the patient.09-22-2011
20090211572ENDOTRACHEAL INTUBATION APPARATUS PROVIDING ENHANCED STABILITY IN AN INTUBATED PATIENT - An endotracheal intubation apparatus includes a tube having a distal end, a proximal end, and an extensible and contractible portion. The apparatus further includes at least one cuff on the tube proximate to the distal end. The cuff is movably attached to the tube such that the cuff is capable of at least some movement in a proximal direction and in a distal direction on the tube. A tube holder includes a resilient support configured to substantially bias the proximal end of the tube toward a selected oral position in a patient. The apparatus also includes at least one tube locator that is adapted to indicate the position of a distal portion of the tube within the patient.08-27-2009
20090101140AIRWAY DEVICES AND METHODS OF MAKING AND USING THE SAME - Airway devices are disclosed. Methods of making and using airway devices are also disclosed.04-23-2009
20090090356Supralaryngeal Airway Including Instrument Ramp - A supralaryngeal airway of the type used to facilitate lung ventilation and the insertion of endo-tracheal tubes or related medical instruments through a patient's glottis where the shield is constructed to include a protrusion which serves to direct instruments inserted through the airway away from the proximal base of the shield and into the glottis of the patient.04-09-2009
20100154791Endoscopic Bite Guard and Related Methods of Use - A medical device may include a bite guard assembly configured to restrict sliding movement of an elongated member relative to the bite guard assembly. The bite guard assembly may include a main portion including a mouthpiece. The main portion may include a surface defining a passageway for receipt of the elongated member therethrough. The bite guard assembly may also include a securing portion configured to restrict movement of the elongated member through the passageway and that is configured to be disposed between the surface and the elongated member.06-24-2010
20100163023Methods and apparatus for safe application of an intubation device - Intubation is a potentially dangerous invasive procedure with many plausible errors, such as over-inflation of a cuff and insertion of an intubation tube in the wrong lumen, potentially resulting in a patient's internal bleeding, suffocation, or even death. An intubation aide according to example embodiments of the present invention allows intubation of a patient, while eliminating potential injury to the patient, increasing accuracy and reliability of the placement of the intubation tube, and drastically decreasing procedural time. Within moments of insertion of the device into a patient, the medical caregiver knows, with complete certainty, the location of the intubation device without applying traditional time-consuming tasks. Embodiments also provide patient safety, if intubated for a prolonged periods, by regulating an inflation pressure of the cuff. The intubation aide can also be used for training purposes and is ideal for intubation in hospital and field settings.07-01-2010
20100224187APPARATUS AND METHODS FACILITATING ATRAUMATIC INTUBATION - A controllable intubating stylet (CIS) for use by anesthesia and other health care providers is used in conjunction with a video laryngoscope and endotracheal tube in order to achieve intubation of the trachea for general anesthesia as well as other medical conditions. The video laryngoscope is used to visualize the tracheal opening. The CIS is inserted into an endotracheal tube and directed into the trachea. The endotracheal tube then is maneuvered over the stylet and into the trachea, and thereafter, the CIS is removed. The patient can then be oxygenated and ventilated by way of the endotracheal tube. The CIS includes a control mechanism similar to current bronchoscopes which allows for flexion of the tip and overall flexibility of the stylet. In contrast to the bronchoscope, however, the CIS includes no fiberoptics or associated components, such as a light source or eyepiece, making the CIS much less expensive to produce.09-09-2010
20100236548Soft bite block and method for making soft bite block - A soft bite block device for preventing contact between upper and lower teeth of an anesthetized patient. The device includes an elongate roll of cotton gauze encircled by permeable tape so as to maintain the rolled gauze as a monolithic structure. The device is disposable, absorbent and aseptic or sterile. The device is contained within an aseptic or sterile package for the protection of the patient.09-23-2010
20080283052Artificial Airway Apparatus - The invention relates to apparatus (11-20-2008
20110017208Device for Positioning Tracheostomy Tube - A device for positioning tracheostomy tube includes a tracheostomy tube and a tracheostomy tube protecting membrane. The tracheostomy tube protecting membrane includes a tearing line portion formed at two sides of the tracheostomy tube protecting membrane. The tracheostomy tube protecting membrane is used for mounting in a trachea of a patient to form a positioning path for the tracheostomy tube. The tearing line portion is used for being torn open and removed. The present invention utilizes the tracheostomy tube protecting membrane to be mounted in a trachea of a patient first. The tracheostomy tube protecting membrane can effectively protect the trachea of the patient.01-27-2011
20110023871SEMI-RIGID STYLET FOR ADVANCEMENT OF DOUBLE LUMEN ENDOTRACHEAL VENTILATING TUBES - Semi-rigid stylets configured with a particular curve shaped and handle design to accurately advance either left-sided or right-sided double lumen endotracheal tubes to be positioned in the appropriate place are described. The semi-rigid stylets have a distal bend to counter or compensate for the inherent curvature of double lumen tubes imparted by the memory of spooled tubing stocks. Other embodiments of the semi-rigid stylets are made of materials that establish only those forces sufficient to cause the necessary bending to route a bronchial cuff to a desired lung location without causing substantial tissue injury. The semi-rigid stylets are also fitted with a curved handle configured to engage a user's thumb for easy manipulation and includes a locking component to engage a nearby tracheal tube extension to stabilize endotracheal tube shapes for insertion into the trachea and bronchial regions.02-03-2011
20090064998Breathing Tube Bite Inhibitor - This invention relates to bite inhibitors comprising a flange and a bite restricting member for use with a patient intubated with a breathing tube and to the combination of a bite inhibitor and a breathing tube mounted to the bite inhibitor.03-12-2009
20100059048INTUBATION DEVICE AND METHOD - In one embodiment, an apparatus is characterized by an intubation-tube placement device; and an intubation tube secured to the intubation-tube placement device. In another embodiment, an apparatus is characterized by an intubation-tube placement device; and an anti-perforation device coupled to the intubation-tube placement device. In another embodiment, an apparatus is characterized by an intubation-tube placement device; and at least one tactile-accentuator flap coupled to the intubation-tube placement device. In another embodiment, an apparatus is characterized by an intubation-tube placement device; and a handle affixed to the intubation-tube placement device. In another embodiment, a method is characterized by inserting an intubation-tube placement device, secured to an intubation tube, into a patient's oral cavity; forcing the intubation-tube placement device through the patient's vocal cords; and axially sliding the intubation tube along the intubation-tube placement device such that the intubation tube follows the intubation-tube placement device through the patient's vocal cords.03-11-2010
20100083957ATRAUMATIC INTRODUCER FOR NASAL ENDOTRACHEAL TUBES AND ITS METHOD OF USE - The present invention provides an intubation device including a nasal endotracheal tube having a proximal, relative to a person inserting the nasal endotracheal tube, end and a distal end; and an introducer including an elongated member having a proximal open end and a distal blunt end, the introducer proximal open end including a hollow mouth having sidewalls for receiving and holding the distal end of the endotracheal tube. The dilator/introducer is simply a tube, solid or hollow having a hollow proximal end that will hold a distal end of a nasal endotracheal tube in place. It will act as a dilator, and once the distal end of the endotracheal tube is past the nasopharynx and is visualized in the oropharynx, the “dilator” is removed and typically discarded. A method of use of the intubation device is also disclosed.04-08-2010
20120031399Intubating attachment and method - An intubating attachment apparatus for use with endotracheal intubation devices comprising an elongated, generally cylindrical support module configured to accommodate a fiber optic intubation scope and at least one of an endotracheal tube or an endotracheal tube exchanger. The invention obviates the need for an attending medical professional to utilize more than one hand when advancing an endotracheal tube and/or endotracheal tube exchanger along with the fiber optic bundle of a bronchoscope into a patient.02-09-2012
20120204865SYSTEMS AND TECHNIQUES FOR PERFORMING GASTROINTESTINAL PROCEDURES - A system for performing minimally invasive gastrointestinal procedures includes an excision device 08-16-2012
20080216826Airway imaging system - Embodiments include a medical device, an apparatus, and a method. The medical device includes a tube portion shaped and sized for airway passage insertion and having at least one pathway therethrough; and a stylet of at least one shape-transforming material, configured for insertion in one of said at least one pathway; and at least one sensor carried by the tube portion and the stylet. The apparatus includes a stylet having a first end and a second end, at least a portion of the stylet including a shape-transforming material, the stylet being configured for insertion through an airway intubation structure having at least one pathway therethrough; and at least one sensor carried by the stylet in a proximity to the first end. The method includes capturing an image adjacent to an airway tube proximate to an airway passage; and actuating, in response to the image, at least one shape-transformation of the airway tube.09-11-2008
20100224186ENDOTRACHEAL INTUBATION ASSIST INSTRUMENT - The present invention provides an endotracheal intubation assist instrument for inserting the bronchofiberscope from the oral or nasal cavity to the trachea easily and then inserting the endotracheal tube into the trachea easily. The side hole 09-09-2010
20080236575INTUBATION DEVICE WITH VIDEO, STYLET STEERING, PREP AND STORAGE SYSTEM - A handle with a video display is attached to a flexible stylet containing firming and bending tendons. Trigger controlled anatomic shaping provides steerage to the stylet which is inserted into an endotracheal tube or other tube for insertion into body orifices. The stylet and mounted endotracheal tube are guided by a video image from a camera and light on the distal end of the stylet. A storage container and sterilization and prep kit enable the device to be immediately available for reuse when needed.10-02-2008
20120145147TRACHEOSTOMA SPACER, TRACHEOTOMY METHOD, AND DEVICE FOR INSERTING A TRACHEOSTOMA SPACER - The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an opening in the trachea). The invention further relates to a device for inserting a tracheostoma spacer into a tracheostoma with a cutting instrument in the form of a trocar, the tracheostoma spacer being able to be positioned on the shaft of said trocar. A cover sleeve is also provided which can be moved on the shaft over a tracheostoma spacer positioned there.06-14-2012
20120304984REVERSE TRACHEAL STOMA DILATION METHOD AND APPARATUS - A reverse dilator system and method are provided, suitable for dilating a passageway into a patient airway. In one embodiment, a tracheal intubation system is provided. The tracheal intubation system includes a reverse dilator. The reverse dilator includes a shaft and a resizable portion disposed on a distal portion of the shaft. The reverse dilator is configured to dilate a tracheal passageway leading into an airway from inside the airway.12-06-2012
20110162643ENDOTRACHEAL TUBE - The invention relates to an endotracheal tube (07-07-2011
20090064999Tracheostomy tube with inner cannula and obturator for regular and extra-long stomas - This invention relates to a dual-cannula tracheostomy device comprising an outer cannula and an inner cannula for insertion into the trachea of patients with normal-sized and extra-long stomas. The inner cannula comprises an interlocking means which interacts with a connecting means on the outer cannula in order to stabilize the inner cannula when it is inserted in the outer cannula. The inner cannula may also comprise a gripping means, such as ridges, which improve handling of the inner cannula during its insertion and removal from the outer cannula. The invention further comprises an obturator to help guide the outer cannula while it is being inserted into the trachea. The obturator similarly comprises an interlocking means which interacts with the connecting means on the outer cannula to stabilize the obturator while it is inserted in the outer cannula. Finally, the invention comprises a method of inserting the tracheostomy device into the trachea of a patient.03-12-2009
20090013995ORAL AIRWAY FOR ENDOSCOPIC AND INTUBATING PROCEDURES - An oral airway providing a patent airway to a patient, supplies oxygen to the patient and monitors expelled gases during endoscopic or intubating procedures. The oral airway includes a central lumen and two lateral breathing channels. A bracket at the proximal end of the oral airway functions to guide an oxygen supply line and an end tidal carbon dioxide monitoring line into the lateral breathing channels and to act as a barrier beyond which the airway cannot be inserted into the mouth of the patient. The airway has a straight main central lumen which serves as a guide and conduit to facilitate endoscope, bronchoscope, or fiber optic bronchoscope placement and manipulation.01-15-2009
20120204866SYSTEM AND METHODS OF INTUBATION - The system of the present invention includes an instrument including a tube and one or more devices configured to improve patient comfort during intubation and to achieve proper tube placement in a patient's body. Embodiments of the present invention include a device configured to enter a patient's body in a collapsed state. In such embodiments, the device may achieve an erected state to facilitate positioning a tube into a patient's body.08-16-2012
20120204867Introducer for Surgical Airway Catheters - An introducer for a surgical airway catheter has a proximal handle; a curved, rod-shaped main section; a cutting region; and a rod-shaped distal tip, all (except the handle) sized to receive the catheter tube. After making an initial opening in a patient's trachea, the operator inserts the distal tip of the introducer into the initial opening up to the cutting region. The operator uses the cutting region to sufficiently widen the opening by moving the introducer from side to side to enable the widened opening to receive the tube and cuff of the catheter. The operator rotates the introducer and catheter into the trachea through the widened opening and then removes the introducer leaving the catheter in place. The introducer and catheter can be pre-configured in a surgical kit that includes a retractable scalpel that can be configured onto the introducer's handle and used to excise the initial tracheal opening.08-16-2012
20090032016AIRWAY INTUBATION DEVICE - An airway intubation device having a one-piece molded body of biocompatible material with an ergonomically designed hand piece for left hand manipulation. The body includes a cap piece and linear-curved-linear insertion piece having a channel in one side thereof for insertion of an endotracheal tube. The channel has a wide entry portal disposed ahead of the hand piece so that a clinician may load the channel with a tube while the insertion piece is in the mouth of the patient without having to view the entry portal. The device includes illumination means and viewing means comprising an eye piece or a video display unit mounted to the cap piece so that a clinician can view the insertion of the tube between the vocal cords of a patient without contact.02-05-2009
20100288272INTUBATION ASSISTANCE INSTRUMENT, INTUBATION ASSISTANCE APPARATUS AND INTUBATION ASSISTANCE SYSTEM - An intubation assistance instrument includes: an elongated assistance instrument main body to be inserted into a target site of a patient from a mouth cavity or a nasal cavity of the patient; a guide member detachably attached to the assistance instrument main body, the guide member having a guide portion into which an intubation tube is to be inserted when the intubation tube is intubated into the target site of the patient, the guide portion capable of guiding the intubation tube to the target site; and a lock mechanism that locks the guide member to the assistance instrument main body when the guide member is attached to the assistance instrument main body.11-18-2010
20120211006Automated Needle Insertion Mechanism - A device is provided for automatically inserting a catheter or other medical implement into a patient. An imaging module (08-23-2012
20120160238MEDICAL DEVICE TUBE HAVING A FLANGE WITH OPPOSING SUPPORT EARS FOR IMPROVED ALIGNMENT AND RETENTION OF AN INNER CANNULA IN AN OUTER CANNULA - A medical device tube having opposing support ears for improved coupling of an inner cannula to an outer cannula. The medical device tube comprises an outer cannula having opposing support ears on an outer cannula connector flange attached to a proximal end of the outer cannula. The opposing support ears maintain locking ears of the inner cannula in substantially one position. The opposing support ears substantially prevent the locking ears in contact with the outer cannula connector flange from slipping therefrom by, e.g., rotation, axial displacement, torsional shear, etc.06-28-2012
20110180065ENDOTRACHEAL TUBE PROTECTOR - An endotracheal tube protector for use with an endotracheal tube comprises an elongated tubular member having a first end configured to extend out of a patient's mouth when in use and a second end configured to enter the throat of the patient. The tubular member has openings in the first and second ends and defines a substantially cylindrical cavity to hold an endotracheal tube. The tubular member has a longitudinal slit to allow the walls to separate for radial expansion of the cavity. The wall thickness is non-constant, with a thin-walled region which flexes to permit the walls to separate, and a thick-walled region which resists crushing forces acting on the protector. A pair of opposed bosses may extend longitudinally adjacent to the slit, to transmit a clamping force onto the endotracheal tube when contacted by the patient's jaw.07-28-2011
20120298102Introducer for Surgical Airway Catheters - An introducer for a surgical airway catheter has a proximal handle; a curved, rod-shaped main section; an opening-enlarging region; and a rod-shaped distal tip, sized to receive the catheter tube. After making an initial opening in a patient's trachea, the operator inserts the distal tip into the initial opening up to the cutting region. The operator uses the opening-enlarging region to sufficiently widen the opening by moving the introducer from side to side or simply by inserting the introducer into the opening to enable the widened opening to receive the tube and cuff of the catheter. The operator rotates the introducer and catheter into the trachea through the widened opening and then removes the introducer leaving the catheter in place. The introducer and catheter can be pre-configured in a surgical kit having a retractable scalpel configurable onto the introducer's handle and used to excise the initial tracheal opening.11-29-2012
20100326435BITE BLOCK WITH AIRWAY MOUNT - A bite block 12-30-2010
20110120458Endotracheal intubation device - An endotracheal intubation device 05-26-2011
20090084377ENDOTRACHEAL TUBE PROTECTOR - A endotracheal tube protector for use with an endotracheal tube comprises an elongated tubular member having a first end configured to extend out of a patient's mouth when in use and a second end configured to enter the throat of the patient. The tubular member has openings in the first and second ends and defines a substantially cylindrical cavity with an interior wall configured to hold an endotracheal tube therewithin. The tubular member has a longitudinal slit for inducing radial expansion of the cavity and a pair of opposed bosses formed longitudinally in the tubular member at positions adjacent to the slit. The opposed bosses are configured to project into the cavity and to transmit a clamping force onto the endotracheal tube when contacted by the upper teeth of the patient when the endotracheal tube protector is in use and oriented such that the slit faces toward the roof of the patient's mouth.04-02-2009
20120279499Negative Pressure Intubation Device - This device is designed to be an alternative to the traditional conscious intubation with a cooperative patient. It harnesses the negative pressure created during inhalation and utilizes it to advance a guidewire into the trachea, which then allows for endotracheal intubation. The negative pressure created during a deep inhalation will force air through a hollow delivery tube and carry a Sail-tipped wire through the vocal cords and into the trachea. Once the wire has been deployed, a syringe is attached and air is inflated into the expandible polymer sail. This will expand the sail into a balloon shape, create traction against the walls of the trachea and secure the guide-wire. An endotracheal tube may then be advanced blindly, using the wire as a guide to correct tracheal position and the NPI device removed.11-08-2012
20100132700BITE BLOCKS - Bite blocks providing an instrument lumen 06-03-2010
20130014750Intubation ApparatusAANM Etesham; SoheilAACI BakersfieldAAST CAAACO USAAGP Etesham; Soheil Bakersfield CA US - An intubation apparatus comprising an elongate support member, a blade element, a guiding stylet, and a tubular sheath is provided. The elongate support member comprises a proximal section, and a distal section curvedly extending from the proximal section. The blade element is configured on the curvedly extended distal section of the elongate support member for maneuvering the intubation apparatus into a patient's oral cavity. A guiding stylet is detachably attached to the elongate support member and substantially follows curvature of the elongate support member and the blade element. The tubular sheath, slidably and coaxially enclosing the guiding stylet, extends along a length of the guiding stylet and advances an extended distance into the trachea by sliding over the length of the guiding stylet and then over an adjustable distal tip of the guiding stylet. An endotracheal tube is slidably and coaxially guided over the advanced tubular sheath into the trachea.01-17-2013
20130019864METHODS, SYSTEMS AND DEVICES FOR IMPROVING VENTILATION IN A LUNG AREA - Methods, systems and devices are described for new modes of ventilation in which specific lung areas are ventilated with an indwelling trans-tracheobronchial catheter for the purpose of improving ventilation and reducing hyperinflation in that specific lung area, and for redirecting inspired air to other healthier lung areas. Trans-tracheobronchial Segmental Ventilation (TTSV) is performed on either a naturally breathing or a mechanical ventilated, patient by placing a uniquely configured indwelling catheter into a bronchus of a poorly ventilated specific lung area and providing direct ventilation to that area. Typically the catheter's distal tip is anchored without occluding the bronchus. TTSV is optionally performed by insufflation only of the area, or by the application of vacuum to the area, can include elevating or reducing the pressure in the targeted area to facilitate stagnant gas removal, or can include blocking the area to divert inspired gas to better functioning areas.01-24-2013
20080230055Rapid Orotracheal Intubation Guide - A rapid orotracheal intubation guide device is disclosed that facilitates orotracheal intubation or direct orotracheal visualization without resting the device on the subject's tongue and that, during a bronchoscopic intubation, automatically ejects the endotracheal tube from the device as the endotracheal tube is advanced coaxially over a bronchoscope previous placed through the guide, thereby providing a mid-line entry of the bronchoscope and endotracheal tube, higher intubation success rate by lower skilled operators, and easy removal of the device from the patient's oral cavity.09-25-2008
20080230054Oropharyngeal Airway Device - An oropharyngeal airway device (09-25-2008
20080216827INTUBATION DEVICES AND METHODS OF USE THEREOF - An intubation device having a longitudinal, flexible frame with a leader guide positioned at the distal region of the frame and at least one restraint attached to the frame that is adapted to hold and guide a medical tube. The device facilitates the process of inserting a medical tube into a body cavity so as to achieve minimal patient discomfort. The intubation device described herein allows a medical professional to insert a nasogastric tube into a patient's nose, past the soft palate, and into the esophagus while significantly lessening the chances for error and alleviating the problems of tissue abrasion and improper insertion.09-11-2008
20130167839COMBINATION LARYNGOTRACHEAL CANNULA AND ENDOTRACHEAL STYLET FOR USE IN GUIDING AN OUTER ENDOTRACHEAL TUBE DURING AN INTUBATION PROCEDURE WHILE PRE-ANESTHETIZING A TRACHEAL REGION OF A PATIENT - A combination stylet and laryngotracheal anesthetizing cannula for insertion within an endotracheal tube during intubation, and which guides the endotracheal tube from its interior during insertion within the patient's trachea, in combination with more efficiently anesthetizing the insertion region both before and during such as the intubation procedure. An attachable vial contains a reservoir of a topical anesthetic or other pharmacological agent, and which attaches to an end of the flexible body in proximity to a stop lock shaped portion, in turn exhibiting an annular end abutment lip or shoulder which, upon insertion within the endotracheal tube, defines an inserting limit to the stylet and outer flexible body. The elongated flexible body defines further includes a narrowed distal extension associated with the topical anesthetizing cannula projecting beyond an end configuration of the main body and, to a limited degree, beyond the distal end of the endotracheal tube.07-04-2013
20130098358Endotracheal Tube Having Outer and Inner Cannulae - A tracheal tube apparatus includes a cannula having first and second ends. An inflatable cuff is formed on the cannula between the first and second ends. A conduit extends from the cuff for introducing an inflating fluid into the cuff when it is desired to inflate the cuff and removing inflating fluid from the cuff when it is desired to deflate the cuff. A gauge for indicating the inflation pressure of the cuff is coupled in the conduit.04-25-2013
20130133644TRACHEAL TUBE WITH FACILITY TO VIEW INNER CANNULA - A tracheal tube assembly includes an outer cannula configured to be positioned in a patient airway and an inner cannula configured to be disposed inside the outer cannula. The tracheal tube assembly further includes a flange member secured about the outer cannula, and a connector coupled to a proximal end of the outer cannula. The connector is configured to provide a view of the inner cannula, and the inner cannula and the connector form a contiguous passageway for exchanging fluid with the patient airway in operation.05-30-2013
20100275911Methods and Devices for Performing an Emergency or Non-Emergency Tracheotomy - Methods and devices for performing emergency and non-emergency tracheotomies are disclosed. In one embodiment, a device for performing an emergency tracheostomy includes a dilator having a generally curved outer surface which is arranged for insertion into a trachea of a patient. The dilator includes an open linear passageway therein. Situated within the internal passageway is an anchor that includes a distal tip portion protruding outside the dilator. The anchor is normally biased to a retracted position and is arranged to move from the retracted position to an extended position in response to a distal force. A driver is provided for applying the distal force to the anchor to drive the distal tip portion through an opening in the patient's neck and trachea. A method for using the device is also disclosed.11-04-2010
20100307489Bougie Device - A bougie device for guiding insertion of an endotracheal tube into an airway of a person, comprises an elongate body of shape memory and self-lubricating material, for example Teflon™. Accordingly no lubrication is required for insertion into the airway for ease of cleaning and sterilizing for reuse. Also, the amount of curvature of the overall rod as well as an angle of the tip of the rod can be adjusted due to the shape memory characteristics of the body to accommodate a particular patent's airway. The body can also be suitably sized to have vibration transmission characteristics such that a contact with one end of the bougie device with tracheal rings of the patient can be felt by a user.12-09-2010
20100307488Tracheostomy Tube Assembly - The invention concerns a tracheostomy tube assembly for insertion into the trachea of a patient to support breathing, said assembly comprising an outer cannula (12-09-2010
20120031400CRICOID MANIPULATING APPARATUS FOR ANESTHESIA ASSISTANCE AND TRACHEAL INTUBATION - A medical assistance apparatus, includes a support adjacent to a patient, a flexible shaft with a first end and a second end, with the first end being connected to the support, a housing connected to the second end of the flexible shaft, a shaft movably disposed with respect to the housing, an adjustment device associated with the housing, permitting adjustment of the shaft with respect to the housing, and a cricoid manipulating head connected to the shaft. The cricoid manipulating head is adjusted with respect to the housing along when the shaft is adjusted with respect to the housing.02-09-2012
20120055470INTUBATION STYLET - Adapter for mounting a handheld portable consumer device having a built-in digital camera and a built-in display screen on a handheld portable endoscope for rendering a handheld portable medical viewing assembly for displaying medical images during a medical procedure, for recording same for subsequent processing, and the like. An intubation stylet preferably entirely made from shape memory metal and fashioned into a J-shaped elongated member having a pre-bent arcuate leading portion with a rectangular cross section designed to facilitate a successful first attempt intubation procedure.03-08-2012
20130199522INTUBATING STYLETTE DEVICE AND RELATED METHODS - Various embodiments of the invention include an intubating stylette device and related methods of using such a device. In some cases, the stylette includes: a handle member having a base and a tip extending from the base, the handle for engaging a hand of an operator; a control member coupled to the tip of the handle member, the control member including at least one actuation member sized to engage with a finger from the hand of the operator; and a tube member coupled to the control member, the tube member including a tip that is movable between at least two positions when the at least one actuation member is moved from a first position to a second position.08-08-2013
20080230056Intubation guide - Apparatuses for guiding an endotracheal tube during intubation and associated methods of their use; the apparatuses formed to contain a plastic element able to hold deformations so as to conform the apparatus to the shape of a patient's endotracheal airway. The plastic element has sufficient give so as to minimize traumatic engagement with the inner surface of the airway lumen. Methods for using the apparatuses exploit indirect visualization where the person performing the intubation can shape the apparatuses so as to place the distal end into the field of view of the indirect visualization instrument even with minimal alignment of the patient's airway.09-25-2008
20120298101Magnet Aided Intubation Systems, Kits, and Methods - Endotracheal intubation systems, methods, and kits are provided. The system may include an endotracheal tube assembly which includes an endotracheal tube having a proximal end and a distal end; a wire having a proximal end and a distal end, wherein the wire is configured to be removably inserted into the endotracheal tube through the proximal end of the endotracheal tube; an internal magnetic member fixed at the distal end of the wire; and an end cap attached to the proximal end of the wire and removably securable to the proximal end of the endotracheal tube, wherein at least a portion of the internal magnetic member is disposed within the distal end of the endotracheal tube at a fixed position when the end cap is secured to the proximal end of the endotracheal tube; and an external magnetic member positionable on the exterior of a patient.11-29-2012
20120073572Intubation Stylet & Endotracheal Tube - An intubation stylet apparatus for use in medical intubation of a patient where the stylet includes an elongated tube having a distal end section, a proximal end section and an intermediate section located between the distal end section and the proximal end section. A grip which is attached to the proximal end section is coupled to a control lever which is attached to the ends of at least two control wires and the other ends of the control wires are attached to the distal end of the elongated tube. In operation, the distal end of the elongated tube is urged to bend to a modified “S” shaped curve which resembles the body, neck and head of a rattle sneak when in its raised position when the control lever is pulled to apply a tension force to the wires, and to return to a straight tube when the tension force on the wires is released.03-29-2012

Patent applications in class Means placed in body opening to facilitate insertion of breathing tube