Guide wire dispenser apparatus and method
First Claim
1. A guide wire dispenser adapted for introducing a guide wire into the body using one hand, said hand having an index finger, a thumb for friction contact with said guide wire to provide thumb-controlled dispensing of said guide wire and three remaining fingers for gripping said guide wire dispenser, said guide wire dispenser comprising:
- a) a trigger grip handle comprising;
a handle body comprising a wire dispensing nozzle having a wire dispensing conduit located therethrough, said wire dispensing nozzle comprising a proximally located head portion from which said guide wire is dispensed and a distally located rear portion into which said guide wire is received, a thumb platform connected integrally to said rear portion of said dispensing nozzle and extending distally therefrom, said thumb platform comprising a forward section, middle section and rearward section;
a trigger finger grip surface which is located on said trigger grip handle below said forward section of said thumb platform, said trigger finger grip surface being shaped to receive the index finger of said single hand used to introduce said guide wire into said body;
a handle grip surface which is located distally of said trigger finger grip surface, said handle grip surface being shaped to receive said remaining three fingers; and
b) a guide wire storage housing comprising a proximal end located at the rearward section of said thumb platform, a coiled central portion for containing a guide wire, and a distal end, said proximal end being located so as to provide introduction of a guide wire onto said thumb platform, and wherein a portion of said coiled central portion is attached to said trigger grip handle between the handle body and the trigger finger grip and handle grip surfaces so that in use, the thumb of the user is positioned outside of said coiled central portion over the thumb platform and the fingers are positioned in the trigger finger grip and handle grip surfaces inside of said coiled central portion.
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Accused Products
Abstract
A guide wire dispenser which is used to introduce a guide wire into the body using one hand. The dispenser utilizes a trigger grip configuration which is arranged in combination with a thumb access platform to provide accurate single-handed control of guide wire delivery to the body. A dual trigger configuration is also disclosed which provides the capability to dispense a guide wire from two different nozzles in a single device.
206 Citations
31 Claims
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1. A guide wire dispenser adapted for introducing a guide wire into the body using one hand, said hand having an index finger, a thumb for friction contact with said guide wire to provide thumb-controlled dispensing of said guide wire and three remaining fingers for gripping said guide wire dispenser, said guide wire dispenser comprising:
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a) a trigger grip handle comprising; a handle body comprising a wire dispensing nozzle having a wire dispensing conduit located therethrough, said wire dispensing nozzle comprising a proximally located head portion from which said guide wire is dispensed and a distally located rear portion into which said guide wire is received, a thumb platform connected integrally to said rear portion of said dispensing nozzle and extending distally therefrom, said thumb platform comprising a forward section, middle section and rearward section; a trigger finger grip surface which is located on said trigger grip handle below said forward section of said thumb platform, said trigger finger grip surface being shaped to receive the index finger of said single hand used to introduce said guide wire into said body; a handle grip surface which is located distally of said trigger finger grip surface, said handle grip surface being shaped to receive said remaining three fingers; and b) a guide wire storage housing comprising a proximal end located at the rearward section of said thumb platform, a coiled central portion for containing a guide wire, and a distal end, said proximal end being located so as to provide introduction of a guide wire onto said thumb platform, and wherein a portion of said coiled central portion is attached to said trigger grip handle between the handle body and the trigger finger grip and handle grip surfaces so that in use, the thumb of the user is positioned outside of said coiled central portion over the thumb platform and the fingers are positioned in the trigger finger grip and handle grip surfaces inside of said coiled central portion. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A guide wire dispenser adapted for introducing a guide wire into the body using one hand, said hand having an index finger, a thumb for friction contact with said guide wire to provide thumb-controlled dispensing of said guide wire and three remaining fingers for gripping said guide wire dispenser, said guide wire dispenser comprising:
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a) a trigger grip handle comprising; a handle body comprising a first end, a second end and a central portion, said handle body further comprising a first wire dispensing nozzle located at said first end of said handle body and having a first wire dispensing conduit located therethrough, said first wire dispensing nozzle comprising a head portion from which said guide wire is dispensed and a rear portion into which said guide wire is received, a first thumb platform connected integrally to said rear portion of said first wire dispensing nozzle and extending therefrom towards the central portion of said handle body, said first thumb platform comprising a forward section, middle section and rearward section, said handle body further comprising a second wire dispensing nozzle located at said second end of said handle body and having a second wire dispensing conduit located therethrough, said second wire dispensing nozzle comprising a head portion from which said guide wire is dispensed and a rear portion into which said guide wire is received, a second thumb platform connected integrally to said rear portion of said second wire dispensing nozzle and extending therefrom inward towards the central portion of said handle body, said second thumb platform comprising a forward section, middle section and rearward section; a first trigger finger grip surface which is located on said trigger grip handle below said forward section of said first thumb platform, said first trigger finger grip surface being shaped to receive the index finger of said single hand used to introduce said guide wire into said body; a second trigger finger grip surface which is located on said trigger grip handle below said forward section of said second thumb platform, said second trigger finger grip surface being shaped to receive the index finger of said single hand used to introduce said guide wire into said body; a central handle grip surface which is located between said first and second trigger finger grip surfaces, said handle central handle grip surface being shaped to receive said remaining three fingers; and b) a guide wire storage housing comprising a first end located at the rearward end of said first thumb platform, said first end being located so as to provide introduction of a guide wire onto said first thumb platform, a central portion for containing said guide wire, and a second end located at the rearward end of said second thumb platform, said second end being located so as to provide introduction of said guide wire onto said second thumb platform. - View Dependent Claims (8, 9, 10, 11)
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12. A storage and dispensing apparatus for a guide wire, the apparatus comprising:
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a length of elongate tubing having a bore for receiving an elongate guide wire, a first end, and an open second end; a handle including two clips for receiving and retaining the tubing in a spiral wrap, the handle having a digit-engagement section disposed within the spiral wrap defining a plurality of digit-engaging recesses formed in series along the inner curve of the spiral for receiving fingers of a user; a curved outer platform rigidly attached to the handle concentrically located outside the curve of the spiral wrap and radially aligned with a portion of the digit-engagement section, the open second end of the elongate tubing being disposed to deliver the guide wire across the curved outer platform so as to be accessible for manual contact and sliding movement by the thumb of a user; and a wire dispensing nozzle secured to one end of the curved outer platform for closely receiving and tangentially dispensing the guide wire from the apparatus. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A guide wire dispensing apparatus, comprising:
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a length of flexible elongate tubing having a bore for receiving an elongate guide wire, a first end, and an open second end; a handle on which the tubing is removably fastened in a spiral wrap, the handle being formed in an arc within the curve of the spiral wrap, the handle having a digit-engagement section disposed within the spiral wrap defining a plurality of digit-engaging recesses formed in series for receiving fingers of a user; a curved outer platform rigidly attached to the handle and located outside the curve of the spiral wrap, the platform being radially aligned with a portion of the digit-engagement section; and a wire dispensing nozzle secured to a forward end of the curved outer platform for closely receiving and tangentially dispensing the guide wire from the apparatus, wherein the elongate tubing is fastened to the handle with the open second end adjacent a rear end of the platform, the guide wire extending across the platform so as to be accessible for manual contact and sliding movement by the thumb of a user. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30, 31)
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Specification