Affiliation: Palmer Center for Chiropractic Research
- Response of lumbar paraspinal muscles spindles is greater to spinal manipulative loading compared with slower loading under length controlJoel G Pickar
Palmer Center for Chiropractic Research, 741 Brady St, Davenport, IA 52803 5209, USA
Spine J 7:583-95. 2007..Biomechanical changes evoked by an HVLA-SM are thought to have physiological consequences caused, at least in part, by changes in sensory signaling from paraspinal tissues...
- Neurophysiological effects of spinal manipulationJoel G Pickar
Palmer Center for Chiropractic Research, 1000 Brady Street, Davenport, IA 52803, USA
Spine J 2:357-71. 2002..Although this does not negate the clinical effects of spinal manipulation, it hinders acceptance by the wider scientific and health-care communities and hinders rational strategies for improving the delivery of spinal manipulation...
- Spinal manipulative therapy and somatosensory activationJ G Pickar
Palmer Center for Chiropractic Research, Palmer College of Chiropractic, Davenport, IA, USA
J Electromyogr Kinesiol 22:785-94. 2012....
- Plane of vertebral movement eliciting muscle lengthening history in the low back influences the decrease in muscle spindle responsiveness of the catWeiqing Ge
Palmer Center for Chiropractic Research, Davenport, IA 52803, USA
J Appl Physiol 111:1735-43. 2011..Speculation is made that the interaction between normal spinal mechanics and the inherent thixotropic property of muscle spindles poses a challenge for feedback and feedforward motor control of the lumbar spine...
- Response of muscle proprioceptors to spinal manipulative-like loads in the anesthetized catJ G Pickar
Kansas State University, Department of Anatomy and Physiology, Manhattan, KS, USA
J Manipulative Physiol Ther 24:2-11. 2001..The purpose of the present study was to determine whether muscle spindles and Golgi tendon organs in paraspinal muscles respond to a mechanical load whose force-time profile is similar to that of a spinal manipulation...
- An in vivo preparation for investigating neural responses to controlled loading of a lumbar vertebra in the anesthetized catJ G Pickar
Department of Anatomy and Physiology, College of Veterinary Medicine, Kansas State University, Manhattan 66506, USA
J Neurosci Methods 89:87-96. 1999....
- Paraspinal muscle spindle responses to the duration of a spinal manipulation under force controlJoel G Pickar
Palmer Center for Chiropractic Research, Palmer College of Chiropractic, Davenport, Iowa 52803, USA
J Manipulative Physiol Ther 29:22-31. 2006..The purpose of the current study was determine how the duration of a lumbar HVLA-SM given under force control affects the discharge of paraspinal muscle spindle afferents...
- Stimulation of chemosensitive afferents from multifidus muscle does not sensitize multifidus muscle spindles to vertebral loads in the lumbar spine of the catY M Kang
Palmer Center for Chiropractic Research, Davenport
Spine (Phila Pa 1976) 26:1528-36. 2001..In addition, the present results do not provide evidence for the pain-spasm-pain cycle in the lumbar spine...
- Change of paraspinal muscle spindle resting discharge evoked by mechanical vibrationWeiqing Ge
Palmer Center for Chiropractic Research, Davenport, IA 52803 USA phone 563 884 5145 fax 563 884 5227 e mail
Conf Proc IEEE Eng Med Biol Soc 5:5002-5. 2005..01). The average normalized increase was 60.5%. The results shed light on changes in proprioceptive input from the low back that can be induced by mechanical vibration...
- Somatosympathetic reflexes from the low back in the anesthetized catY M Kang
Palmer College of Chiropractic, Palmer Center for Chiropractic Research, Iowa, Davenport 52803, USA
J Neurophysiol 90:2548-59. 2003..A static mechanical load applied to the lumbar spine accompanying the inflammatory stimulus appears to sustain the inflammatory-induced reflex activity...
- Responses of mechanosensitive afferents to manipulation of the lumbar facet in the catJ G Pickar
Department of Anatomy and Physiology, Kansas State University, Manhattan, USA
Spine (Phila Pa 1976) 20:2379-85. 1995..Mechanosensitive endings in the lumbar spine show graded sensitivity to the direction of facet manipulation. These Group III and IV afferents can reside some distance from the facet joint and remain sensitive to facet motion...
- Lengthening but not shortening history of paraspinal muscle spindles in the low back alters their dynamic sensitivityDong Yuan Cao
Palmer Center for Chiropractic Research, Palmer College of Chiropractic, 741 Brady Street, Davenport, IA 52803, USA
J Neurophysiol 105:434-41. 2011..23, P = 0.87]. In conclusion, only movement histories that stretch but not shorten muscle spindles alter their velocity sensitivity. In the low back, forward flexion and lateral bending postures would likely be the most provocative...
- Vertebral position alters paraspinal muscle spindle responsiveness in the feline spine: effect of positioning durationWeiqing Ge
Palmer Center for Chiropractic Research, 741 Brady Street, Davenport, IA 52803, USA
J Physiol 569:655-65. 2005..0, P < 0.001). These effects of vertebral positioning history may be a mechanism whereby spinal biomechanics interacts with the spine's proprioceptive system to produce acute effects on neuromuscular control of the vertebral column...
- Effect of spinal manipulation duration on low threshold mechanoreceptors in lumbar paraspinal muscles: a preliminary reportPaul S Sung
Palmer College of Chiropractic, Palmer Center for Chiropractic Research, Davenport, IA 52803, USA
Spine (Phila Pa 1976) 30:115-22. 2005..Electrophysiologic recordings were obtained from low threshold primary afferent neurons innervating lumbar multifidus and longissimus muscles in the anesthetized cat...
- Discharge properties of group III and IV muscle afferentsMarc P Kaufman
Department of Internal Medicine and Human Physiology, University of California, Davis, USA
Adv Exp Med Biol 508:25-32. 2002..Particular attention will be paid to the responses of these afferents to dynamic exercise induced by electrical stimulation of the mesencephalic locomotor region...
- Development of an evidence-based application and rubric for evaluating applicants' qualifications for promotion to professorGlenda C Wiese
David D Palmer Health Sciences Library, Palmer College of Chiropractic, Davenport Campus, Davenport, Iowa 52803, USA
J Manipulative Physiol Ther 30:527-35. 2007....
- Time course for the development of muscle history in lumbar paraspinal muscle spindles arising from changes in vertebral positionWeiqing Ge
Palmer Center Chiropractic Research, Neurophysiology, 741 Brady Street, Davenport, IA 52803 5209, USA
Spine J 8:320-8. 2008..The present study explores a mechanism that can affect the responsiveness of paraspinal muscle spindles in the lumbar spine...
- Electrophysiologic evidence for an intersegmental reflex pathway between lumbar paraspinal tissuesYu Ming Kang
Department of Biomedical Engineering, University of Iowa and the Iowa Spine Research Center, Iowa City, USA
Spine (Phila Pa 1976) 27:E56-63. 2002..A variety of approaches were used to demonstrate the reflex nature of both the nerve and the muscle response...
- Spinal manipulation alters electromyographic activity of paraspinal muscles: a descriptive studyJames W Devocht
Palmer Center for Chiropractic Research, Davenport, Iowa 52803, USA
J Manipulative Physiol Ther 28:465-71. 2005..To examine the effect of spinal manipulation on electromyographic (EMG) activity in areas of localized tight muscle bundles of the low back...
- Skeletal muscle ouabain binding sites are reduced in rats with chronic heart failureTimothy I Musch
Department of Anatomy, Kansas State University, Manhattan, Kansas 66506 5802, USA
J Appl Physiol 92:2326-34. 2002..01). These results suggest that downregulation of Na(+)-K(+) pumps that possess a high affinity for ouabain in oxidative skeletal muscle may play an important role in the exercise intolerance that attends severe LV dysfunction in CHF...
- Does spinal manipulation speed determine neural responseJoel Pickar; Fiscal Year: 2002..Teaching the manual skill of spinal manipulation could be approached from the perspective of quantifying the velocity with which the clinician applies a spinal manipulation. ..
- NEUROPHYSIOLOGICAL CONSEQUENCES OF LUMBAR FACET MOVEMENTJoel Pickar; Fiscal Year: 2001....
- VERTEBRAL POSITION ALTERS MUSCLE SPINDLE SENSITIVITYJoel Pickar; Fiscal Year: 2006..Spinal manipulation is inherently a biomechanical intervention and the therapeutic successes of spinal manipulation for idiopathic low back pain may relate, in part, to the mechanical component of idiopathic low back. ..
- Developmental Center to Study Mechanisms & Effects of Chiropractic ManipulationJoel Pickar; Fiscal Year: 2007..The study is significant because it contributes to accomplishing NCCAM's strategic plan by characterizing the biomechanics of manipulative procedures in an effort to clarify the mechanisms of action operative in manipulation practices. ..