1-14. (canceled)
15. A self-sealing male Luer connector for connecting to a female Luer connector configured with a tubular barrel of a predetermined interior cross-section, the male Luer connector comprising:
a housing having a central distally-projecting tubular male body and an outer cuff interconnected with the male body along a proximal housing wall so as to form a distally-opening cavity for receipt of the tubular barrel, the male body being formed with an interior lengthwise flow passage and an exterior cross-section configured to sealingly engage the interior cross-section of the tubular barrel, the housing wall being formed with at least one activation opening;
a valve plug slidably received within the housing, the valve plug having a central stem configured with a distal head to selectively seal the flow passage and at least one proximal activation arm formed so as to extend distally through the activation opening into the cavity; and
an elastomeric device sealingly configured within the activation opening about the activation arm so as to secure the valve plug in place within the housing and effectively bias the valve plug distally to cause the distal head to seal the flow passage, the elastomeric device being responsive to receipt of the tubular barrel within the cavity to allow the valve plug to shift proximally as the tubular barrel engages the activation arm to open the flow passage and allow fluid flow through the male Luer connector.
16. The self-sealing male Luer connector of claim 15 wherein:
the flow passage is formed with an annular inside surface defining a nominal flow passage diameter, the flow passage terminating distally in a central flow passage opening having a flow passage opening diameter smaller than the flow passage diameter so as to form a proximally-facing nesting shoulder; and
the distal head is configured to seal against the nesting shoulder when the valve plug is biased distally within the housing.
17. The self-sealing male Luer connector of claim 16 wherein:
the nesting shoulder is configured as a radially-inwardly-angled first frusto-conical surface; and
the distal head is formed with a corresponding radially-inwardly-angled second frusto-conical surface configured to sealingly engage the first frusto-conical surface when the valve plug is biased distally within the housing.
18. The self-sealing male Luer connector of claim 16 wherein the annular inside surface is distally-tapered.
19. The self-sealing male Luer connector of claim 16 wherein:
the annular inside surface is straight-walled; and
the distal head is configured with lengthwise, spaced-apart, radially-outwardly-extending ribs to space the head from the inside surface and provide a flow passage therebetween.
20. The self-sealing male Luer connector of claim 16 wherein the valve plug is formed having a unitary construction.
21. The self-sealing male Luer connector of claim 20 wherein the valve plug is made of a rigid thermoplastic.
22. The self-sealing male Luer connector of claim 16 wherein:
the stem is made of a rigid thermoplastic; and
the distal head is formed on the stem from a resilient material.
23. The self-sealing male Luer connector of claim 15 wherein:
the housing wall is formed with two activation openings substantially opposite one another; and
the valve plug is formed with two activation arms configured to be aligned with and extend at least partially through the two activation openings when the valve plug is slidably received within the housing.
24. The self-sealing male Luer connector of claim 15 wherein the valve plug is formed at its proximal end with a base interconnecting the stem and the activation arm, the stem having sufficient length such that when the valve plug is shifted proximally within the male body the base is spaced from the housing wall to form at least one flow opening between the base and the housing wall.
25. The self-sealing male Luer connector of claim 24 wherein:
the base defines a substantially planar bar having at least one bar end and being substantially perpendicular to the stem; and
the activation arm is formed at the bar end to be substantially parallel to the stem so as to project distally through the activation opening into the cavity and translate linearly therein when the valve plug is shifted proximally upon connection of the female Luer connector to the male Luer connector.
26. The self-sealing male Luer connector of claim 16 wherein the stem has an annular outside surface defining a stem diameter that is less than the flow passage diameter so as to allow flow about the stem between the annular inside surface and the annular outside surface when the valve plug is shifted proximally upon connection of the female Luer connector to the male Luer connector.
27. The self-sealing male Luer connector of claim 26 wherein:
the valve plug is formed at its proximal end with a base interconnecting the stem and the activation arm; and
the stem is formed having sufficient length to space the base from the housing wall when the valve plug is shifted proximally so as to form at least one flow opening between the base and the housing wall to allow fluid flow therethrough.
28. The self-sealing male Luer connector of claim 15 wherein the valve plug is formed proximally with at least one flow opening so as to allow fluid flow thereabout when the valve plug is shifted proximally upon connection of the female Luer connector to the male Luer connector.
29. The self-sealing male Luer connector of claim 15 wherein the elastomeric device is an elastomeric sealing material bonded within the activation opening about the activation arm.
30. The self-sealing male Luer connector of claim 29 wherein the elastomeric sealing material is an ultraviolet cured acrylic.
31. The self-sealing male Luer connector of claim 29 wherein:
the activation opening is formed with a radially-inwardly projecting annular flange defining an activation opening inside diameter; and
the elastomeric device encapsulates the flange so as to anchor the elastomeric device within the activation opening.
32. The self-sealing male Luer connector of claim 15 wherein:
the exterior cross-section of the tubular male body defines a proximal cavity inside diameter;
the cuff has an interior surface defining a proximal cavity outside diameter;
a transverse cavity dimension is defined by the difference between the cavity outside diameter and the cavity inside diameter, the transverse cavity dimension being greater than the activation opening inside diameter so as to form the flange.
33. The self-sealing male Luer connector of claim 15 wherein:
the tubular barrel is formed with proximal external thread portions; and
the cuff is formed with internal threads configured to threadably engage the external thread portions as the tubular barrel is received within the cavity to connect the female Luer connector to the male Luer connector.
34. The self-sealing male Luer connector of claim 15 wherein a conventional Luer connector is mounted on the housing so as to project proximally therefrom and be in fluid communication with the flow passage.
35. The self-sealing male Luer connector of claim 15 wherein a blood collection device is mounted on the housing so as to project proximally therefrom and be in fluid communication with the flow passage.
36. The self-sealing male Luer connector of claim 15 wherein:
the activation arm terminates distally in a distally-facing arm abutment surface; and
the tubular barrel terminates proximally in a proximally-facing barrel abutment surface, the activation arm and the tubular barrel being configured such that the arm abutment surface contacts the barrel abutment surface as the tubular barrel is advanced proximally within the cavity, whereby further proximal advancement of the tubular barrel effectively shifts the valve plug proximally.
37. The self-sealing male Luer connector of claim 36 wherein the male body and the valve plug are configured such that the exterior cross-section of the male body sealingly engages the interior cross-section of the tubular barrel as the tubular barrel contacts the activation arm to shift the valve plug proximally, whereby the female Luer connector is effectively sealingly connected to the male Luer connector before the flow passage is opened.
38. The self-sealing male Luer connector of claim 37 wherein:
the female Luer connector is configured with a self-sealing piston within the tubular barrel; and
the male body and the valve plug are further configured such that the male body activates the self-sealing piston and allows flow through the female Luer connector before the valve plug is shifted proximally to open the flow passage.
39. (canceled)
40. A self-sealing male Luer connector for connecting to a female Luer connector configured with a tubular barrel of a predetermined interior cross-section, the male Luer connector comprising:
a housing having a central distally-projecting tubular male body and an outer cuff interconnected with the male body along a proximal housing wall so as to form a distally-opening cavity for receipt of the tubular barrel, the male body being formed with an interior lengthwise flow passage having an annular inside surface defining a nominal flow passage diameter, the male body being further formed with an exterior cross-section configured to sealingly engage the interior cross-section of the tubular barrel, the housing wall being formed with at least one activation opening;
a valve plug slidably received within the housing, the valve plug having a central stem and at least one proximal activation arm interconnected proximally by a base configured to be spaced from the housing wall to form at least one flow opening therebetween, the stem being configured with a distal head to selectively seal the flow passage and with an annular outside surface defining a stem diameter that is less than the flow passage diameter so as to selectively allow flow about the stem and through the flow opening, the proximal activation arm being formed so as to extend distally through the activation opening into the cavity; and
an elastomeric device sealingly configured within the activation opening about the activation arm so as to secure the valve plug in place within the housing and effectively bias the valve plug distally to cause the distal head to seal the flow passage, the elastomeric device being responsive to receipt of the tubular barrel within the cavity to allow the valve plug to shift proximally as the tubular barrel engages the activation arm to open the flow passage and allow fluid flow through the male Luer connector.
41. The self-sealing male Luer connector of claim 40 wherein:
the activation arm terminates distally in a distally-facing arm abutment surface; and
the tubular barrel terminates proximally in a proximally-facing barrel abutment surface, the male body and the valve plug being configured such that the exterior cross-section of the male body sealingly engages the interior cross-section of the tubular barrel as the barrel abutment surface contacts the arm abutment surface to shift the valve plug proximally, whereby the female Luer connector is effectively sealingly connected to the male Luer connector before the flow passage is opened.
42. (canceled)
43. A self-sealing male Luer connector for connecting to a female Luer connector configured with a tubular barrel of a predetermined interior cross-section, the male Luer connector comprising:
a housing having a central distally-projecting tubular male body and an outer cuff interconnected with the male body along a proximal housing wall so as to form a distally-opening cavity for receipt of the tubular barrel, the male body being formed with an exterior cross-section configured to sealingly engage the interior cross-section of the tubular barrel and an interior lengthwise flow passage terminating distally in a central flow passage opening, the transition between the flow passage and the central flow passage opening defining a nesting surface, the housing wall being formed with at least one activation opening;
a valve means slidably received within the housing for selectively sealing the flow passage; and
a spring means for securing the valve means in place within the housing and effectively biasing the valve means distally within the male body to seal the flow passage, the spring means being responsive to receipt of the tubular barrel within the cavity to allow the valve means to shift proximally to open the flow passage and allow fluid flow through the male Luer connector.
44. The self-sealing male Luer connector of claim 43 wherein the valve means is formed with a central support means for translating axially within the flow passage and with a distal sealing means mounted on the support means for selectively sealing against the nesting surface to close the flow passage, the valve means being further configured with at least one activation means for extending through the activation opening into the cavity, the activation means being responsive to receipt of the tubular barrel within the cavity to shift the valve means proximally to open the flow passage.
45-47. (canceled)
48. A self-sealing male Luer connector for connecting to a female Luer connector configured with a tubular barrel of a predetermined interior cross-section, the male Luer connector comprising:
a housing having a central distally-projecting tubular male body and an outer cuff interconnected with the male body along a proximal housing wall so as to form a distally-opening cavity for receipt of the tubular barrel, the male body being formed with an exterior cross-section configured to sealingly engage the interior cross-section of the tubular barrel and an interior lengthwise flow passage having an annular inside surface defining a nominal flow passage diameter and terminating distally in a central flow passage opening, the transition between the flow passage and the central flow passage opening defining a frusto-conical nesting surface, the housing wall being formed with at least one activation opening configured with a radially-inwardly projecting annular flange;
a valve plug slidably received within the housing, the valve plug having a central stem and at least one proximal activation arm interconnected proximally by a base configured to be spaced from the housing wall to form at least one flow opening, the stem being configured with a distal head formed with a frusto-conical sealing surface to selectively seal against the frusto-conical nesting surface to close the flow passage, the stem being further configured with an annular outside surface defining a stem diameter that is less than the flow passage diameter so as to selectively allow flow about the stem and through the flow opening, the proximal activation arm being formed so as to extend distally through the activation opening into the cavity; and
an elastomeric device formed from an elastomeric sealing material is sealingly bonded within the activation opening about the activation arm so as to encapsulate the flange to anchor the elastomeric device within the activation opening, thereby securing the valve plug in place within the housing and effectively biasing the valve plug distally to cause the distal head to seal the flow passage, the elastomeric device being responsive to receipt of the tubular barrel within the cavity to allow the valve plug to shift proximally as the tubular barrel engages the activation arm to open the flow passage and allow fluid flow through the male Luer connector.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An electronic endoscope apparatus, comprising:
an electronic endoscope loaded with a solid-state image pickup element for capturing an observation object;
a processor device for performing various types of video processing on a video signal input from the electronic endoscope;
an adapter unit configured to be connected to a connector unit of the processor device and fixed by a fixture, for performing predetermined signal processing;
a fixed state detection means for detecting whether or not the adapter unit is fixed to the processor device with the fixture;
a live line processing circuit for setting a live linenon-live line of a signal line in the connector unit of the processor device; and
a control circuit for activating a signal line of the connector unit of the processor device by the live line processing circuit when a fixed state of the adapter unit is determined from output of the fixed state detection means, and it is determined that a power supply line of the connector unit is in a energized state.
2. The electronic endoscope apparatus according to claim 1, further comprising
a fixing screw as the fixture, and a detection switch for controlling on and off states by moving a movable unit by a press of the fixing screw as the fixed state detection means.
3. The electronic endoscope apparatus according to claim 1, further comprising a high vision system converter for converting an image obtained by various electronic endoscopes loaded with solid-state image pickup elements having different number of pixels as adapter units to a high vision television system, and the high vision system converter is connected with a connector to a differential signal output unit of the processor device for generating a video signal in accordance with a personal computer monitor.