A hospital bed obstacle detection device and related method for detecting an obstacle between first and second components of a hospital bed is provided.
대표청구항▼
1. A patient support apparatus comprising: a base frame comprising a longitudinally-extending side member, the longitudinally-extending side member having an upper surface;an elevating frame disposed in spaced relation to said base frame;a lifting device configured to move said elevating frame relat
1. A patient support apparatus comprising: a base frame comprising a longitudinally-extending side member, the longitudinally-extending side member having an upper surface;an elevating frame disposed in spaced relation to said base frame;a lifting device configured to move said elevating frame relative to said base frame; anda sensor extending in substantially parallel relation to the longitudinally-extending side member and mounted to the upper surface of the longitudinally extending side member, the sensor configured to generate an electrical interference detection signal in response to detecting an object in contact with the sensor, wherein the sensor comprises an electrically conductive upper contact, a base disposed in spaced relation to the upper contact, the upper contact being configured to deflect downwardly toward the base in response to a downwardly acting vertical force applied to the upper contact, and an electrically conductive lower contact in spaced relation to the upper contact, wherein the lower contact is supported by the base of the sensor and the sensor is configured to generate the electrical interference detection signal in response to at least a portion of the upper contact engaging the lower contact. 2. The patient support apparatus of claim l, comprising a control unit in communication with the sensor and configured to prevent movement of the lifting device in at least one direction in response to the electrical interference detection signal. 3. The patient support apparatus of claim 2, wherein the control unit is configured to prevent movement of the lifting device in a downwardly direction toward the base frame in response to the electrical interference detection signal. 4. The patient support apparatus of claim 3, wherein the control unit is configured to permit movement of the lifting device in an upwardly direction in response to the electrical interference detection signal. 5. The patient support apparatus of claim 1, wherein the upper contact and the base extend along the longitudinal length of the upper surface of the base frame. 6. The patient support apparatus of claim 1, wherein the upper contact is configured to return to its original position in response to removal of the downwardly acting vertical force. 7. The patient support apparatus of claim 1, comprising one or more spacers positioned between the upper contact and the lower contact to define a deflection region through which the upper contact may deflect into contact with the lower contact. 8. A patient support apparatus comprising: a base frame comprising a longitudinally-extending side member, the longitudinally-extending side member having an upper surface;an elevating frame disposed in spaced relation to said base frame;a lifting device configured to move said elevating frame relative to said base frame; anda sensor extending in substantially parallel relation to the longitudinally-extending side member and mounted to the upper surface of the longitudinally extending side member, the sensor configured to generate an electrical interference detection signal in response to detecting an object in contact with the sensor, wherein the sensor comprises an electrically conductive upper contact and a base disposed in spaced relation to the upper contact, and the base of the sensor is secured to the upper surface of the base frame. 9. The patient support apparatus of claim 8, wherein the base is secured to the upper surface of the base frame by a plurality of screws. 10. The patient support apparatus of claim 8, comprising a control unit in communication with the sensor and configured to prevent movement of the lifting device in at least one direction in response to the electrical interference detection signal. 11. The patient support apparatus of claim 8, wherein the upper contact and the base extend along the longitudinal length of the upper surface of the base frame. 12. The patient support apparatus of claim 8, wherein the upper contact is configured to return to its original position in response to removal of the downwardly acting vertical force. 13. A patient support apparatus comprising: a base frame comprising a pair of longitudinally-extending side members, each of the longitudinally-extending side members having an upper surface;an elevating frame disposed in spaced relation to said base frame;a lifting device configured to move said elevating frame relative to said base frame; anda pair of sensors, each sensor extending in substantially parallel relation to one of the longitudinally-extending side members and mounted to the upper surface of the longitudinally extending side member, each sensor comprising a pair of electrically-conductive contacts configured to generate an interference detection signal in response to an object contacting the sensor, at least one of the sensors comprising an electrically conductive upper contact, a base disposed in spaced relation to the upper contact, the upper contact being configured to deflect downwardly toward the base in response to a downwardly acting vertical force applied to the upper contact, and an electrically conductive lower contact in spaced relation to the upper contact, the lower contact being supported by the base of the sensor and the sensor being configured to generate the electrical interference detection signal in response to at least a portion of the upper contact engaging the lower contact. 14. The patient support apparatus of claim 13, comprising a control unit in communication with each of the sensors and configured to prevent movement of the lifting device in at least one direction in response to one or more of the sensors detecting an object in contact with the sensor. 15. The patient support apparatus of claim 14, wherein the control unit is configured to prevent movement of the lifting device in a downwardly direction toward the base frame in response to one or more of the sensors detecting an object in contact with the sensor. 16. The patient support apparatus of claim 15, wherein the control unit is configured to permit movement of the lifting device in an upwardly direction in response to the sensor detecting an object in contact with the sensor. 17. A patient support apparatus comprising: a base frame;an elevating frame disposed in spaced relation to said base frame;a lifting device configured to move said elevating frame relative to said base frame; anda sensor mounted to a lower surface of the elevating frame, the sensor configured to generate an electrical interference detection signal in response to detecting an object in contact with the sensor, the sensors comprising an electrically conductive upper contact, a base disposed in spaced relation to the upper contact, the upper contact being configured to deflect downwardly toward the base in response to a downwardly acting vertical force applied to the upper contact, and an electrically conductive lower contact in spaced relation to the upper contact, the lower contact being supported by the base of the sensor and the sensor being configured to generate the electrical interference detection signal in response to at least a portion of the upper contact engaging the lower contact. 18. The patient support apparatus of claim 17, wherein the sensor comprises a resilient electrically conductive upper contact and an electrically conductive lower contact disposed in spaced relation to the upper contact, and the sensor is configured to generate the electrical interference detection signal in response to at least a portion of the upper contact engaging the lower contact. 19. The patient support apparatus of claim 18, wherein the upper contact is configured to deflect toward the lower contact in response to a force acting on the upper contact. 20. The patient support apparatus of claim 19, wherein the upper contact is configured to return to its original position in response to removal of the force.
Johnson Gregory E. (Austin TX) Ashworth Uriel G. (Chase City VA) Salerno Mark (Huntington NY), Kinetic rehabilitation device employing controlled passive motion.
Dixon Stephen A. ; Menkedick Douglas J. ; Jacques William L. ; Jones James W. ; Findlay James K. ; Wilker ; Jr. Jack ; Osborne Eugene E. ; Riley Carl W., Patient position detection apparatus for a bed.
Dixon, Stephen A.; Menkedick, Douglas J.; Jacques, William L.; Jones, James W.; Findlay, James K.; Riley, Carl W., Patient position detection apparatus for a bed.
Novoa Luis A. ; Hellhake Ferdinand F. ; Hurayt Mark S. ; Bocian Byron J. ; Blakewood ; Jr. Charles Huffman ; Good Duncan, Vehicle with bed raising and lowering system.
Kramer, Kenneth L.; Osborne, Eugene E.; Findlay, James K.; Suttman, Glenn C.; Welling, Jeffrey R.; Kinker, Jr., Robert A.; Koenig, John W.; Visca, Matthew C.; Wilker, Jr., John B.; Branson, Gregory W.; Dickman, Jr., Bruce E.; Valvano, Dean M.; Jacques, II, William L.; Ganance, Francis C.; Menkedick, Douglas J.; Zerhusen, Robert Mark; Albersmeyer, David A.; Philbeck, Roger S.; Bhai, Aziz A.; Batta, Nicholas C.; Richter, Terry L.; Riggs, Thomas F.; Chambers, Kenith W.; Schwartz, Steven J.; Knue, Matthew R.; Dixon, Steven A.; Shenk, Joshua W.; Goodwin, Brent E.; Skinner, Andrew F.; Figel, Gregory J.; Stolpmann, James R.; Hoffman, Brian J.; Vanderpohl, III, Irvin J.; Hornbach, David W.; Weil, Paul R.; Meyer, Eric R.; Lubbers, David P.; Murnyack, Roberta M.; Scheele, Cami S., Hospital bed.
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