Patents by Inventor Steven F. Bierman
Steven F. Bierman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20120059329Abstract: A catheter securement device holds a medical article by securing an anchor member to an attachment region of a neonate. The attachment region is located on the body of the neonate. The catheter securement device defines a central channel into which at least a portion of the medical article is inserted. The catheter securement device includes at least one mounting wing and a body member. The mounting wing contacts the anchor member over the attachment region and lifts the medical article away from the neonate's skin. At least a portion of the body member is located in a distal direction from the attachment region and does not directly contact the neonate's skin. A soft material may be inserted between the distal portion of the body member and the neonate's skin to further inhibit rocking of the medical article upon the neonate.Type: ApplicationFiled: November 14, 2011Publication date: March 8, 2012Applicant: Venetec International, Inc.Inventor: Steven F. Bierman
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Publication number: 20120053526Abstract: A securement device includes a filament which passes underneath at least a portion of the securement device and can be secured about a medical article to be retained. The filament may be secured about the medical article without the use of adhesive. At least a portion of the securement device underlying the medical article may comprise a compressible material which may be used to exert a restoring force upon the medical article to hold the medical article tightly in place.Type: ApplicationFiled: November 7, 2011Publication date: March 1, 2012Applicant: Venetec International, Inc.Inventors: Steven F. Bierman, Richard A. Pluth
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Patent number: 8122888Abstract: An arm positioning system for a diagnostic procedure such as an MRI can include a positioning block and a retention device (such as a thumb strap). The retention device and the positioning block can be coupled together (e.g. by hook and loop fasteners) to allow them to position a patient's arm in various desired positions. The retention device and positioning block can be composed of materials that do not interfere with the diagnostic device. The retention device and positioning block also can be configured to accommodate left and right arms and variation among arm, hand, and digit sizes of patients.Type: GrantFiled: November 17, 2008Date of Patent: February 28, 2012Inventors: Anne C. O'Connor, Steven F. Bierman, Douglas Bates
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Publication number: 20120046649Abstract: A releasable medical device connector comprises a connector fitting with a spin nut which connects to an adaptor. The connector fitting has at least one radially extending member with a variable radius cross section. The spin nut is disposed upon the connector fitting proximal of the radially extending member and is both axially slidable and rotatable upon the elongated body of the connector fitting. A screw thread within a proximal portion of the spin nut is used to secure the tapering portion of the connector fitting to an external thread disposed upon the adaptor. To release the connector, the spin nut is unscrewed from the adaptor and slid so that a distal receptacle of the spin nut engages the radially extending member of the connector fitting. With the spin nut and connector fitting engaged, the medical line can be released from the adaptor by twisting and pulling upon the spin nut.Type: ApplicationFiled: October 25, 2011Publication date: February 23, 2012Applicant: Venetec International, Inc.Inventor: Steven F. Bierman
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Publication number: 20120041378Abstract: A catheter anchoring system is provided to securely anchor to a patient's skin a catheter and fluid supply tube interconnection. The anchoring system comprises a retainer configured to receive a catheter adaptor in a variety of positions. The adaptor interconnects the catheter and the fluid supply tube. In one embodiment the adaptor has a radial recess that circumscribes the adaptor. The anchoring system additionally includes a flexible, adhesive anchor pad which can supports a tube clip, as well as the retainer. The retainer includes a channel that is configured to receive the adaptor in a snap-fit manner. The retainer also includes a plurality of laterally arranged projections that extend from a channel wall and into a channel. Each radial recess is sized to receive and to capture at least a portion of the projection of the retainer so as to inhibit the adaptor from moving within the channel.Type: ApplicationFiled: October 27, 2011Publication date: February 16, 2012Applicant: Venetec International, Inc.Inventor: Steven F. Bierman
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Patent number: 8114054Abstract: An anchoring system provides secure attachment between a portion of a medical article and a body of a patient. The anchoring system comprises a securement device and a first fitting attached to the medical article, the first fitting having a first configuration. Embodiments of the anchoring system also comprise a second fitting attached to the medical article. The second fitting has a second configuration that differs from the first. The securement device includes a mounting surface for attaching the securement device to the patient's body and a receiving area. The receiving area is oriented so as to face away from the patient's body, and includes retainer mechanisms that are capable of engaging one or both of the first and second fittings, which have different configurations.Type: GrantFiled: May 10, 2010Date of Patent: February 14, 2012Assignee: Venetec International, Inc.Inventors: Steven F. Bierman, Richard A. Pluth, Wayne T. Mitchell
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Patent number: 8105286Abstract: An access device places a medical article within a body space of a patient. The device has a needle that includes an elongated body and a needle hub. The device further includes a dilator disposed on and slideable along the elongated body of the needle and a medical article. The medical article is disposed on and slideable along the dilator. A track extends in a proximal direction from the dilator. The needle hub slides along at least a portion of the track between a first position and a second position. The device further includes a locking mechanism operably disposed between the track and the needle hub so as to inhibit further axial movement of the needle in the proximal direction when the needle hub is in the second position.Type: GrantFiled: April 18, 2008Date of Patent: January 31, 2012Assignee: Access Scientific, Inc.Inventors: Janelle Anderson, Steven F. Bierman, Wei Huang, Richard A. Pluth
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Patent number: 8105289Abstract: An anchoring system for securing a dialysis catheter to a patient comprises an anchor pad and a retainer. The anchor pad is attached to the skin of the patient by an adhesive layer on one side of the pad. The retainer is disposed upon the surface of the anchor pad opposite the adhesive layer and includes a base and a cover and a adhesive spot. A groove upon the base is arranged to receive a Y-site portion of a dialysis catheter where the lumens merge distal to the insertion site. A post also protrudes from the base to the cover at a position which will be disposed between the two distal branches of the dialysis catheter. The cover closes over the base, securing the Y-site between the groove and the post. Closing the cover also places at least a portion of the catheter in contact with the adhesive spot. This contact between the retainer, adhesive spot and catheter thereby inhibits inadvertent motion of the catheter upon the patient.Type: GrantFiled: June 26, 2009Date of Patent: January 31, 2012Assignee: Venetec International, Inc.Inventors: Steven F. Bierman, Richard A. Pluth, Wayne T. Mitchell
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Patent number: 8074651Abstract: A system for securing an endo-tracheal tube or other medical article in position upon a patient includes a head contact member, retainer, and attachment members which can be adjustably attached between the head contact member and the retainer. The retainer may include a bite block. Certain embodiments of the head contact member have a concave shape which follows a portion of the patient's skull and may have a rigid or flexible structure. The attachment member attaches to the retainer which grips the endo-tracheal tube or other medical article.Type: GrantFiled: February 11, 2009Date of Patent: December 13, 2011Assignee: Venetec International, Inc.Inventors: Steven F. Bierman, Richard A. Pluth
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Publication number: 20110288489Abstract: A method of securing a medical article to the body of a patient is disclosed in which an anchoring device comprising an anchor and a retainer is used. The retainer is attached to an upper surface of the anchor and comprises a base, a cover and a post. The base is disposed on the upper surface of the anchor and the cover is connected to the base so as to move between an open and a closed position. When the cover is in the closed position, it lies above at least part of the base. The post is attached movably to either the base or the cover and is arranged so as to lie at least partially between the cover and the base when the cover is in the closed position. When securing a medical article, the cover is placed in the open position and the medical article placed onto the retainer. The cover may then be closed over the medical article and the anchoring device attached to the patient.Type: ApplicationFiled: July 28, 2011Publication date: November 24, 2011Applicant: Venetec International, Inc.Inventors: Steven F. Bierman, Wayne T. Mitchell, Richard A. Pluth
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Publication number: 20110276002Abstract: In some embodiments of the invention, an access device can be provided. Advantageously, the access device can enhance the detection of the device's access into a desired body space. For example, the access device may have portions with enhanced visibility to a naked human eye, or an imaging device such as a medical imaging device. Where an imaging device is used, the imaging device can image the access device in a space that usually would not be visible to an operator, such as within a medical patient's body. Where the access device is directly viewed by a human eye, the access device can provide some form of feedback that allows an operator to more quickly discern if the access device has entered a desired space. For example, if the access device is to enter a blood-filled body space, the access device can allow blood to flow up and into the device, and the device can make the blood's presence more immediately apparent.Type: ApplicationFiled: January 15, 2010Publication date: November 10, 2011Inventor: Steven F. Bierman
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Patent number: 8052652Abstract: A securement device includes a filament which passes underneath at least a portion of the securement device and can be secured about a medical article to be retained. The filament may be secured about the medical article without the use of adhesive. At least a portion of the securement device underlying the medical article may comprise a compressible material which may be used to exert a restoring force upon the medical article to hold the medical article tightly in place.Type: GrantFiled: June 8, 2009Date of Patent: November 8, 2011Assignee: Venetec International, Inc.Inventors: Steven F. Bierman, Richard A. Pluth
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Publication number: 20110270192Abstract: An access device places a medical article within a body space of a patient. The device has a needle that includes an elongated body and a needle hub. The device further includes a dilator disposed on and slideable along the elongated body of the needle and a medical article. The medical article is disposed on and slideable along the dilator. A track extends in a proximal direction from the dilator. The needle hub slides along at least a portion of the track between a first position and a second position. The device further includes a locking mechanism operably disposed between the track and the needle hub so as to inhibit further axial movement of the needle in the proximal direction when the needle hub is in the second position.Type: ApplicationFiled: July 18, 2011Publication date: November 3, 2011Applicant: ACCESS SCIENTIFIC, INC.Inventors: Janelle Anderson, Steven F. Bierman, Wei Huang, Richard A. Pluth
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Patent number: 8043280Abstract: A releasable medical device connector comprises a connector fitting with a spin nut which connects to an adaptor. The connector fitting has at least one radially extending member with a variable radius cross section. The spin nut is disposed upon the connector fitting proximal of the radially extending member and is both axially slidable and rotatable upon the elongated body of the connector fitting. A screw thread within a proximal portion of the spin nut is used to secure the tapering portion of the connector fitting to an external thread disposed upon the adaptor. To release the connector, the spin nut is unscrewed from the adaptor and slid so that a distal receptacle of the spin nut engages the radially extending member of the connector fitting. With the spin nut and connector fitting engaged, the medical line can be released from the adaptor by twisting and pulling upon the spin nut.Type: GrantFiled: November 30, 2007Date of Patent: October 25, 2011Assignee: Venetec International, Inc.Inventor: Steven F. Bierman
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Patent number: 8025643Abstract: An anchoring system secures a catheter to the body of a patient and arrests axial movement of the catheter without meaningfully impairing fluid flow through the catheter. The anchoring system includes an anchor pad that adheres to the patient's skin and supports a retainer. The retainer includes interacting structure with a cooperating keeper and latch that releasably moves the retainer between an open and a closed position. When in the open position, the retainer can receive a portion of the catheter and be subsequently moved to the closed position. The retainer further includes one or more retention mechanisms that inhibit axial movement of the catheter relative to the retainer when the catheter is secured therein. In one mode, the retainer includes interacting structure with a keeper and latch. The keeper selectively cooperates with the latch to secure the retainer in a closed position where the cover is generally over to the base.Type: GrantFiled: August 10, 2007Date of Patent: September 27, 2011Assignee: Venetec International, Inc.Inventor: Steven F. Bierman
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Patent number: 8025060Abstract: A system for securing an endo-tracheal or other tube in position upon a patient includes a head pad and securing members which can be adjustably attached to the head pad. The head pad is configured to support the head of a patient in a supine position. The head pad includes a number of slits formed in each lateral side of the head pad, such that a securing member can be threaded through any one of the slits. The securing member is configured to be releasably and adjustably attachable to the lateral sides of the head pad by being secured to itself via hook and loop fastener portions disposed upon the member. The opposite end of the securement member can include an adhesive layer or other mechanism for attachment of the end of the member to the endo-tracheal tube or other medical article.Type: GrantFiled: August 2, 2005Date of Patent: September 27, 2011Assignee: Venetec International, Inc.Inventor: Steven F. Bierman
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Publication number: 20110230843Abstract: A method of securing a medical article to the body of a patient is disclosed in which an anchoring device comprising an anchor and a retainer is used. The retainer is attached to an upper surface of the anchor and comprises a base, a cover and a post. The base is disposed on the upper surface of the anchor and the cover is connected to the base so as to move between an open and a closed position. When the cover is in the closed position, it lies above at least part of the base. The post is attached movably to either the base or the cover and is arranged so as to lie at least partially between the cover and the base when the cover is in the closed position. When securing a medical article, the cover is placed in the open position and the medical article placed onto the retainer. The cover may then be closed over the medical article and the anchoring device attached to the patient.Type: ApplicationFiled: May 24, 2011Publication date: September 22, 2011Applicant: Venetec International, Inc.Inventors: Steven F. Bierman, Wayne T. Mitchell, Richard A. Pluth
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Publication number: 20110218496Abstract: An access device places a medical article within a body space of a patient. The device has a needle that includes an elongated body and a needle hub. The medical article is disposed over and slideable over the needle. A flash space is provided anywhere between the needle and the outer surface of the medical article. The flash space communicates with a bore of the needle, as well as a variable volume chamber. The variable volume chamber can then draw fluid from the flash space into the chamber.Type: ApplicationFiled: November 12, 2009Publication date: September 8, 2011Inventor: Steven F Bierman
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Publication number: 20110218498Abstract: A securement device (2) for a medical article (50) includes an anchor pad (6), a retainer (9), a cleat (16), and a filament (25). The retainer (9) can be supported by the anchor pad (6) and have an upper member (30) and a lower member (10). The securement device (2) includes one or more filaments (25) coupled to the retainer (9). The filament (25) can further tie about a portion of a medical article (50) and secure about the cleat (16). Below the upper member, the securement device (2) can include a biasing member that flexes relative to the retainer (9).Type: ApplicationFiled: August 6, 2008Publication date: September 8, 2011Applicant: VENETEC INTERNATIONAL, INC.Inventors: Steven F. Bierman, Richard A. Pluth
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Publication number: 20110213310Abstract: An anchoring system includes a simply-structured device which permits a portion of a catheter tube or similar medical article to be easily anchored to a patient, desirably without the use of tape or needles and suturing. A unitary retainer desirably includes a base connected to a cover by way of a flexible hinge. The retainer is attached to a flexible anchor pad including an adhesive bottom surface, which can be attached to the patient's skin. A catheter is secured to a fitting, which in turn mounts to the retainer. Mounting the fitting to the retainer can be accomplished by inserting posts of the retainer through holes of the fitting, or by mounting the fitting within a channel defined by mounting structures integral to the retainer. The cover is then positioned over the base, by bending the flexible hinge, and latched to the base. Several embodiments of the latching mechanism are disclosed.Type: ApplicationFiled: May 11, 2011Publication date: September 1, 2011Applicant: Venetec International, Inc.Inventor: Steven F. Bierman