Patents by Inventor Benjamin Horst
Benjamin Horst 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: 20260295216Abstract: A catheter insertion device and a method of operating the device is disclosed. The device includes an inner body, a needle attached to the inner body, and an outer body. Moreover, the device includes a guidewire fixed to a proximal end of the outer body and a stiffening member fixed to the proximal end of the outer body configured to stabilize the guidewire when the outer body moves between the first position and the second position. Further, when the outer body moves between the first position and the second position, the outer body slides over the inner body and the guidewire and the stiffening member simultaneously move through an inner portion of the inner body. Additionally, when the outer body is at the first position, a tip of the guidewire is within the needle and at the second position, this tip is advanced into a vessel of a patient.Type: ApplicationFiled: March 27, 2026Publication date: October 1, 2026Inventors: Benjamin Horst, Jeffrey Kuehn, Jason Beissel
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Publication number: 20260295220Abstract: A catheter insertion device and a method of operating the device is disclosed. The device includes an inner body, a needle attached to the inner body, and an outer body. Moreover, the device includes a guidewire fixed to a proximal end of the outer body and a stiffening member fixed to the proximal end of the outer body configured to stabilize the guidewire when the outer body moves between the first position and the second position. Further, when the outer body moves between the first position and the second position, the outer body slides over the inner body and the guidewire and the stiffening member simultaneously move through an inner portion of the inner body. Additionally, when the outer body is at the first position, a tip of the guidewire is within the needle and at the second position, this tip is advanced into a vessel of a patient.Type: ApplicationFiled: March 27, 2026Publication date: October 1, 2026Inventors: Benjamin Horst, Jeffrey Kuehn, Luyando Chibwe
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Publication number: 20260295218Abstract: The present invention describes a safety clip for a catheter insertion needle including a proximal portion including a first proximal wall connected to a second proximal wall at a proximal clip bend, the first proximal wall having two apertures. Further, when a first clip arm and a second clip arm are in an open configuration, the safety clip slides along the needle and the first distal wall and the second distal wall are spaced apart. Additionally, when the first clip arm and the second clip arm are in a closed configuration, the first proximal aperture and the second proximal aperture are configured to engage a swaged portion of the needle so the first distal wall and the second distal wall overlap to cover a tip of the needle. The first clip arm and the second clip arm do not intersect in either the open configuration or the closed configuration.Type: ApplicationFiled: March 27, 2026Publication date: October 1, 2026Inventors: Jacob Ammarell, Jeffrey Kuehn, Benjamin Horst
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Patent number: 12741122Abstract: A low or non-torqueable stylet may have: a core wire including: a first pre-formed bend of a first angle of about 15-90°; a second pre-formed bend of a second angle of about 8-15°, the second pre-formed bend being distal of the first pre-formed bend, and the first pre-formed bend being longer than the second pre-formed bend; an intermediate portion of about 1-3 inches extending between the first pre-formed bend and the second pre-formed bend; and a distal portion of about 1-2 inches between the second pre-formed bend and a distal tip, the distal portion having a segment with a reduced width or diameter that increases deflection of the distal tip; a tubular body disposed around the core wire; and a navigation device disposed around the core wire and within the tubular body.Type: GrantFiled: October 1, 2021Date of Patent: September 22, 2026Assignee: TELEFLEX MEDICAL LLCInventors: Benjamin Horst, Michael Aman, Mark Spinka
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Patent number: 12555494Abstract: A vascular access training simulator system for training intravascular insertion of a medical device is disclosed. The vascular access training simulator system includes an anatomical training model having clinically relevant ultrasonic properties representative of ultrasonic properties of a human body site for ultrasound imaging. The training model includes a transparent housing, a transparent simulated tissue, at least one simulated blood vessel suspended in the tissue, and a layer of simulated skin covering the housing and the tissue. A first imaging device is records a first video showing a view of an insertion site outside of the simulated skin. A second imaging device records a second video showing the simulated blood vessel through the transparent simulated tissue. A third imaging device is shows an ultrasound view of the simulated blood vessel and the simulated tissue. A monitor displays a composite view of all three videos simultaneously on a single screen.Type: GrantFiled: May 6, 2024Date of Patent: February 17, 2026Assignee: TELEFLEX MEDICAL LLCInventors: Benjamin Horst, Mark Spinka, Jacob Ammarell
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Publication number: 20250269147Abstract: The present disclosure relates to a catheter insertion apparatus including a hollow needle body connected to a needle hub, and a catheter that removably fits over the needle body. The needle body has a sharp distal needle tip for piercing a blood vessel wall. An internal flow passage of the needle hub is in fluid communication with the hollow needle body. An elongated housing is connected to the needle hub and includes a lumen in fluid communication with the internal flow passage of the needle hub. An integrated guide assembly is slidably mounted to the housing and is operable to move between a retracted position and an extended position. A flashback chamber is operable to receive a continuous flow of blood before, during, and after movement of the guide assembly between its retracted and extended positions. A safety guard may provide protection from the sharp needle tip.Type: ApplicationFiled: March 10, 2025Publication date: August 28, 2025Inventors: Benjamin HORST, Mark SPINKA, Jeffrey KUEHN
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Patent number: 12246149Abstract: The present disclosure relates to a catheter insertion apparatus including a hollow needle body connected to a needle hub, and a catheter that removably fits over the needle body. The needle body has a sharp distal needle tip for piercing a blood vessel wall. An internal flow passage of the needle hub is in fluid communication with the hollow needle body. An elongated housing is connected to the needle hub and includes a lumen in fluid communication with the internal flow passage of the needle hub. An integrated guide assembly is slidably mounted to the housing and is operable to move between a retracted position and an extended position. A flashback chamber is operable to receive a continuous flow of blood before, during, and after movement of the guide assembly between its retracted and extended positions. A safety guard may provide protection from the sharp needle tip.Type: GrantFiled: June 4, 2021Date of Patent: March 11, 2025Assignee: TELEFLEX MEDICAL INCORPORATEDInventors: Benjamin Horst, Mark Spinka, Jeffrey Kuehn
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Publication number: 20240342440Abstract: A catheter insertion device that allows for single-handed insertion of the catheter within the vasculature of the patient is disclosed. The catheter insertion device includes a handle, a needle cannula partially within the handle, a guidewire partially within the handle and the needle cannula, and an actuator connected to the handle and the guidewire. The guidewire is movable relative to the handle in a distal direction away from the handle, and in a proximal direction towards the handle. A catheter assembly is removably coupled to the handle and is configured to slide on the needle cannula. A catheter hub may be connected to a proximal end of the catheter, and a catheter advancer base may be releasably connected to the catheter hub. The catheter insertion device may also include a needle support pivotally connected to the handle for supporting the needle cannula on a cantilever portion thereof.Type: ApplicationFiled: June 24, 2024Publication date: October 17, 2024Inventors: Benjamin HORST, Mark SPINKA, Jacob AMMARELL
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Publication number: 20240290221Abstract: A vascular access training simulator system for training intravascular insertion of a medical device is disclosed. The vascular access training simulator system includes an anatomical training model having clinically relevant ultrasonic properties representative of ultrasonic properties of a human body site for ultrasound imaging. The training model includes a transparent housing, a transparent simulated tissue, at least one simulated blood vessel suspended in the tissue, and a layer of simulated skin covering the housing and the tissue. A first imaging device is records a first video showing a view of an insertion site outside of the simulated skin. A second imaging device records a second video showing the simulated blood vessel through the transparent simulated tissue. A third imaging device is shows an ultrasound view of the simulated blood vessel and the simulated tissue. A monitor displays a composite view of all three videos simultaneously on a single screen.Type: ApplicationFiled: May 6, 2024Publication date: August 29, 2024Inventors: Benjamin HORST, Mark SPINKA, Jacob AMMARELL
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Patent number: 12017017Abstract: A catheter insertion device that allows for single-handed insertion of the catheter within the vasculature of the patient is disclosed. The catheter insertion device includes a handle, a needle cannula partially within the handle, a guidewire partially within the handle and the needle cannula, and a first actuator connected to the handle and the guidewire. The guidewire is movable relative to the handle in a distal direction away from the handle, and in a proximal direction towards the handle. A catheter assembly is removably coupled to the handle and is configured to slide on the needle cannula. A catheter hub may be connected to a proximal end of the catheter, and a catheter advancer base may be releasably connected to the catheter hub. The catheter insertion device may also include a needle support pivotally connected to the handle for supporting the needle cannula on a cantilever portion thereof.Type: GrantFiled: August 7, 2020Date of Patent: June 25, 2024Assignee: TELEFLEX MEDICAL INCORPORATEDInventors: Benjamin Horst, Mark Spinka, Jacob Ammarell
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Patent number: 11978358Abstract: A vascular access training simulator system for training intravascular insertion of a medical device is disclosed. The vascular access training simulator system includes an anatomical training model having clinically relevant ultrasonic properties representative of ultrasonic properties of a human body site for ultrasound imaging. The training model includes a transparent housing, a transparent simulated tissue, at least one simulated blood vessel suspended in the tissue, and a layer of simulated skin covering the housing and the tissue. A first imaging device is records a first video showing a view of an insertion site outside of the simulated skin. A second imaging device records a second video showing the simulated blood vessel through the transparent simulated tissue. A third imaging device is shows an ultrasound view of the simulated blood vessel and the simulated tissue. A monitor displays a composite view of all three videos simultaneously on a single screen.Type: GrantFiled: May 18, 2022Date of Patent: May 7, 2024Assignee: TELEFLEX MEDICAL INCORPORATEDInventors: Benjamin Horst, Mark Spinka, Jacob Ammarell
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Patent number: 11918765Abstract: An assembly is provided for accessing a superior vena cava of a patient without visualization of a vasculature of the patient. A stylet has an elongated body including a core wire disposed within a tubular body, the core wire having a pre-formed shape in a first state and a straightened shape in a second state. A first portion of the core wire has a substantially straight shape in the first state. A second portion of the core wire has a first pre-formed bend in the first state. A third portion of the core wire has a substantially straight shape in the first state. A fourth portion of the core wire has a second pre-formed bend in the first state. A fifth portion of the core wire has a substantially straight shape in the first state and includes a narrow segment that increases deflection of the distal tip.Type: GrantFiled: March 2, 2023Date of Patent: March 5, 2024Assignee: TELEFLEX MEDICAL INCORPORATEDInventors: Benjamin Horst, Michael Aman, Mark Spinka
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Publication number: 20230201534Abstract: An assembly is provided for accessing a superior vena cava of a patient without visualization of a vasculature of the patient. A stylet has an elongated body including a core wire disposed within a tubular body, the core wire having a pre-formed shape in a first state and a straightened shape in a second state. A first portion of the core wire has a substantially straight shape in the first state. A second portion of the core wire has a first pre-formed bend in the first state. A third portion of the core wire has a substantially straight shape in the first state. A fourth portion of the core wire has a second pre-formed bend in the first state. A fifth portion of the core wire has a substantially straight shape in the first state and includes a narrow segment that increases deflection of the distal tip.Type: ApplicationFiled: March 2, 2023Publication date: June 29, 2023Inventors: Benjamin HORST, Michael AMAN, Mark SPINKA
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Publication number: 20220277668Abstract: A vascular access training simulator system for training intravascular insertion of a medical device is disclosed. The vascular access training simulator system includes an anatomical training model having clinically relevant ultrasonic properties representative of ultrasonic properties of a human body site for ultrasound imaging. The training model includes a transparent housing, a transparent simulated tissue, at least one simulated blood vessel suspended in the tissue, and a layer of simulated skin covering the housing and the tissue. A first imaging device is records a first video showing a view of an insertion site outside of the simulated skin. A second imaging device records a second video showing the simulated blood vessel through the transparent simulated tissue. A third imaging device is shows an ultrasound view of the simulated blood vessel and the simulated tissue. A monitor displays a composite view of all three videos simultaneously on a single screen.Type: ApplicationFiled: May 18, 2022Publication date: September 1, 2022Inventors: Benjamin HORST, Mark SPINKA, Jacob AMMARELL
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Patent number: 11341868Abstract: A vascular access training simulator system for training intravascular insertion of a medical device is disclosed. The vascular access training simulator system includes an anatomical training model having clinically relevant ultrasonic properties representative of ultrasonic properties of a human body site for ultrasound imaging. The training model includes a transparent housing, a transparent simulated tissue, at least one simulated blood vessel suspended in the tissue, and a layer of simulated skin covering the housing and the tissue. A first imaging device is records a first video showing a view of an insertion site outside of the simulated skin. A second imaging device records a second video showing the simulated blood vessel through the transparent simulated tissue. A third imaging device is shows an ultrasound view of the simulated blood vessel and the simulated tissue. A monitor displays a composite view of all three videos simultaneously on a single screen.Type: GrantFiled: April 18, 2018Date of Patent: May 24, 2022Assignee: TELEFLEX MEDICAL INCORPORATEDInventors: Benjamin Horst, Mark Spinka, Jacob Ammarell
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Publication number: 20220105314Abstract: A low or non-torqueable stylet may have: a core wire including: a first pre-formed bend of a first angle of about 15-90°; a second pre-formed bend of a second angle of about 8-15°, the second pre-formed bend being distal of the first pre-formed bend, and the first pre-formed bend being longer than the second pre-formed bend; an intermediate portion of about 1-3 inches extending between the first pre-formed bend and the second pre-formed bend; and a distal portion of about 1-2 inches between the second pre-formed bend and a distal tip, the distal portion having a segment with a reduced width or diameter that increases deflection of the distal tip; a tubular body disposed around the core wire; and a navigation device disposed around the core wire and within the tubular body.Type: ApplicationFiled: October 1, 2021Publication date: April 7, 2022Inventors: Benjamin HORST, Michael AMAN, Mark SPINKA
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Publication number: 20210290913Abstract: The present disclosure relates to a catheter insertion apparatus including a hollow needle body connected to a needle hub, and a catheter that removably fits over the needle body. The needle body has a sharp distal needle tip for piercing a blood vessel wall. An internal flow passage of the needle hub is in fluid communication with the hollow needle body. An elongated housing is connected to the needle hub and includes a lumen in fluid communication with the internal flow passage of the needle hub. An integrated guide assembly is slidably mounted to the housing and is operable to move between a retracted position and an extended position. A flashback chamber is operable to receive a continuous flow of blood before, during, and after movement of the guide assembly between its retracted and extended positions. A safety guard may provide protection from the sharp needle tip.Type: ApplicationFiled: June 4, 2021Publication date: September 23, 2021Inventors: Benjamin HORST, Mark SPINKA, Jeffrey KUEHN
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Publication number: 20200360665Abstract: A catheter insertion device that allows for single-handed insertion of the catheter within the vasculature of the patient is disclosed. The catheter insertion device includes a handle, a needle cannula partially within the handle, a guidewire partially within the handle and the needle cannula, and a first actuator connected to the handle and the guidewire. The guidewire is movable relative to the handle in a distal direction away from the handle, and in a proximal direction towards the handle. A catheter assembly is removably coupled to the handle and is configured to slide on the needle cannula. A catheter hub may be connected to a proximal end of the catheter, and a catheter advancer base may be releasably connected to the catheter hub. The catheter insertion device may also include a needle support pivotally connected to the handle for supporting the needle cannula on a cantilever portion thereof.Type: ApplicationFiled: August 7, 2020Publication date: November 19, 2020Inventors: Benjamin HORST, Mark SPINKA, Jacob AMMARELL
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Patent number: 10737063Abstract: A catheter insertion device that allows for single-handed insertion of the catheter within the vasculature of the patient is disclosed. The catheter insertion device includes a handle, a needle cannula partially within the handle, a guidewire partially within the handle and the needle cannula, and a first actuator connected to the handle and the guidewire. The guidewire is movable relative to the handle in a distal direction away from the handle, and in a proximal direction towards the handle. A catheter assembly is removably coupled to the handle and is configured to slide on the needle cannula. A catheter hub may be connected to a proximal end of the catheter, and a catheter advancer base may be releasably connected to the catheter hub. The catheter insertion device may also include a needle support pivotally connected to the handle for supporting the needle cannula on a cantilever portion thereof.Type: GrantFiled: April 11, 2018Date of Patent: August 11, 2020Assignee: TELEFLEX MEDICAL INCORPORATEDInventors: Benjamin Horst, Mark Spinka, Jacob Ammarell
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Publication number: 20200126449Abstract: A vascular access training simulator system for training intravascular insertion of a medical device is disclosed. The vascular access training simulator system includes an anatomical training model having clinically relevant ultrasonic properties representative of ultrasonic properties of a human body site for ultrasound imaging. The training model includes a transparent housing, a transparent simulated tissue, at least one simulated blood vessel suspended in the tissue, and a layer of simulated skin covering the housing and the tissue. A first imaging device is records a first video showing a view of an insertion site outside of the simulated skin. A second imaging device records a second video showing the simulated blood vessel through the transparent simulated tissue. A third imaging device is shows an ultrasound view of the simulated blood vessel and the simulated tissue. A monitor displays a composite view of all three videos simultaneously on a single screen.Type: ApplicationFiled: April 18, 2018Publication date: April 23, 2020Inventors: Benjamin HORST, Mark SPINKA, Jacob AMMARELL