Total Hip ArthroplastyPhase 4NCT02818894
Spinal Anesthesia in Total Hip Arthroplasty
A Phase 4 study testing Lidocaine and Bupivacaine in people with Total Hip Arthroplasty, run by Thomas L Bradbury at 2 sites in United States.
Trial summary
Spinal anesthesia is commonly used in patients undergoing total hip replacements. The purpose of this study is to compare lidocaine to bupivacaine spinal anesthesia in patients having a total hip arthroplasty (THA). Read more about this study
- Who is it for?
- Ages 18 to 90 years
- Conditions the study is for
- Total Hip Arthroplasty
- What is being tested?
- Lidocaine and Bupivacaine
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 135 participants
- Where
- 2 sitesUnited States
- Study dates
- 27 Sep 2016to 5 Mar 2020
- Phase
- Phase 4
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 90 years
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Radiographic evidence of symptomatic osteoarthritis in one or bilateral hips. Osteoarthritis will be defined as pain with weight-bearing at the hip articulation together with radiographic findings
- Indicated for total hip arthroplasty
- Agreement to undergo spinal anesthesia for surgery
Who cannot join
- Patient refusal to undergo spinal anesthesia
- Patients with a known history of lumbar or sacral spinal fusion.
- Patients with a known history of prostate, urological, or kidney surgery.
- Patients who need monitoring of urine output during surgery (including patients with confirmed renal disease, renal failure, chronic renal insufficiency, or an indwelling catheter at the time of surgery).
- Current infection at site of injection
- Women of child-bearing potential who are on Medicare (child-bearing potential will be determined prior to surgery per Anesthesia standard of care)
Show all 13Show fewer
- Hypovolemia
- Indeterminate neurologic disease
- Allergy or hypersensitivity to the study medications
- Currently taking any anti-coagulation medications or coagulopathic
- Increased intracranial pressure
- Subject is unable to make his/her own decision regarding the informed consent
- Subject is unable to read/understand English
Trial locations and contacts
2 sites in 1 country.
United States2 sites
Emory University Orthopaedic and Spine Hospital
Atlanta, Georgia, 30329
The Emory Clinic
Atlanta, Georgia, 30329
About this study
Official title: Comparison of Lidocaine Versus Bupivacaine Spinal Anesthesia in Total Hip Arthroplasty: A Randomized, Double-Blind, Prospective Study
Spinal anesthesia is commonly used in patients undergoing total hip replacements. The purpose of this study is to compare lidocaine to bupivacaine spinal anesthesia in patients having a total hip arthroplasty (THA). The objective of this study is to compare the two spinal anesthesia treatments in regards to transient neurological symptoms (TNS).
Read the detailed description
Most surgeons would agree total hip arthroplasty (THA) is one of the most successful surgical interventions. However, when it comes to the type of anesthesia to improve THA outcomes, surgeons do not agree. General anesthesia has been shown to be associated with increases in adverse events, increased operating room times and increased length of stay. Therefore, more surgeons are turning to spinal anesthesia for better pain control, decreased need for narcotics resulting in less nausea, sooner recovery of bowel function, and faster participation in physical therapy. All of these factors can lead to a sooner discharge from the hospital, which would lead to significant cost savings.
Transient neurological symptoms (TNS) are a concern of using spinal anesthesia and have been shown to occur up to 16-40% of the time with lidocaine. Symptoms of TNS have been described as pain, dysesthesia, or both that occur in the legs or buttocks and urinary retention after recovery from spinal anesthesia. Intensity of pain varies but can be quite severe. Symptoms can appear in a few hours, for up to 24 hours after surgery.
Lidocaine is the most widely used anesthetic due to its rapid onset, intense nerve blockade, and short duration of action. The risk of developing TNS after spinal anesthesia with lidocaine has been shown to be higher when compared to other anesthetics. However, it is unknown whether there are differences between patients who undergo spinal anesthesia with lidocaine versus bupivacaine in THA. This knowledge is important because it has been shown that bupivacaine spinal anesthesia is more effective than lidocaine with minimal adverse effects. A large randomized, prospective study is needed to prove the difference between the two types of anesthesia.
The primary objective of this study is to compare TNS among people who receive one of two spinal anesthesia treatments, lidocaine or bupivacaine. The study will be conducted on individuals who are indicated for THA and have agreed to have spinal anesthesia during their surgery. All patients will be randomized by a computer program and will receive either lidocaine or bupivacaine spinal anesthesia prior to their THA. In addition to TNS, other outcomes include urinary retention, hypotension, ambulation and length of hospital stay.
- Conditions
- Total Hip Arthroplasty
- Being tested
- Lidocaine, Bupivacaine
- Keywords
- Hip replacement, Total hip arthroplasty, Anterior total hip replacement, Transient neurological symptoms, Spinal anesthesia
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
LidocaineDrug
Spinal anesthesia administered prior to participant's THA
BupivacaineDrug
Spinal anesthesia administered prior to participant's THA
| Study group | Role | What they receive |
|---|---|---|
| Lidocaine prior to THA | Active comparator | Participants scheduled for Total Hip Arthroplasty through anterior approach with Lidocaine spinal anesthesia and completing telephone questionnaires to see how they are feeling post-operation. Receives: Drug: Lidocaine |
| Bupivacaine prior to THA | Active comparator | Participants scheduled for Total Hip Arthroplasty through anterior approach with Bupivacaine spinal anesthesia and completing telephone questionnaires to see how they are feeling post-operation. Receives: Drug: Bupivacaine |
What is being measured
The primary outcome is the main question the study is designed to answer.
Number of Participants With Transient Neurological Symptoms (TNS) on Day 1 Post-Operation
Following a prepared questionnaire, a study team member asked about TNS and pain that was not associated with the operation area. The count of participants reporting any type of TNS is presented here.
Measured: Day 1 (day of surgery) Post-Operation
Post-Operative Transient Neurological Symptoms Score on Day 1 Post-Operation
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain that was not associated with the operation area. Participants were asked to grade the symptoms on a verbal analogue scale from 0 to 10, with zero as no discomfort and ten as unbearable discomfort.
Measured: Day 1 (day of surgery) Post-Operation
Number of Participants With Transient Neurological Symptoms on Post-Operative Day 7
Following a prepared questionnaire, a study team member asked about TNS and pain that was not associated with the operation area. The count of participants reporting any type of TNS is presented here.
Measured: Post-Operative Day 7
Transient Neurological Symptoms Score on Post-Operative Day 7
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain that was not associated with the operation area. Participants were asked to grade the symptoms on a verbal analogue scale from 0 to 10, with zero as no discomfort and ten as unbearable discomfort.
Measured: Post-Operative Day 7
Number of Participants With Transient Neurological Symptoms on Post-Operative Day 14
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain not associated with the operation area. The count of participants reporting any type of TNS is presented here.
Measured: Post-Operative Day 14
Transient Neurological Symptoms Score on Post-Operative Day 14
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain that was not associated with the operation area. Participants were asked to grade the symptoms on a verbal analogue scale from 0 to 10, with zero as no discomfort and ten as unbearable discomfort.
Measured: Post-Operative Day 14
Secondary outcomes (4)
Number of Participants Voiding Without Complications After Recovery From Spinal Anesthesia
Urine retention after recovery from spinal anesthesia was assessed as the count of participants voiding without complications. Data were obtained through review of the inpatient records.
Measured: Day 1 (day of surgery) Post-Operation
Time to Ambulation After Recovery From Spinal Anesthesia
Time to ambulation after recovery from spinal anesthesia is assessed in minutes. Information about time to full ambulation was obtained by asking participants or from inpatient medical charts.
Measured: Day 1 (day of surgery) Post-Operation
Count of Participants With Hypotension
The number of participants experiencing hypotension, defined as systolic blood pressure of <90 mmHg, is presented here. Blood pressure information was obtained from reviewing the inpatient medical charts.
Measured: Day 1 (day of surgery) Post-Operation
Number of Participants Discharged 0, 1, or 2 Days Following Surgery
Hospital length of stay was obtained from inpatient charts. Length of stay was determined using the hospital admission dates and discharge dates, and was then categorized as being discharged the same day as the surgery, the day after surgery, or two days after surgery.
Measured: Up to Post-Operative Day 2
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted30 Jun 2016 (estimated)
- Study start27 Sep 2016
- Primary completion5 Mar 2020
- Study completion5 Mar 2020
Why it stopped: This study was terminated due to pressing matters related to the COVID-19 pandemic - staff shortages and changes of personnel, data gaps due to the pandemic, participants not being able to continue follow-up visits, and ongoing enrollment issues.
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Total Hip ArthroplastyStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 4
- Primary purpose
- Supportive care
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Triple blind
- Who is masked
- Participant, Investigator, Outcomes assessor
- Enrolment
- 135 participants (actual)
Sponsor and investigators
- Lead sponsor
- Thomas L Bradbury
- Sponsor type
- University, hospital or other
- Responsible party
- Sponsor-investigator, Thomas L Bradbury, Emory University
- Investigators
- Thomas Bradbury, MD, Principal investigator, Emory University
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02818894
- Sponsor's protocol ID
- IRB00083867
- Status last verified
- Aug 2022
- First submitted
- 28 Jun 2016
- Last updated
- 23 Sep 2022
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- No
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
- Individual data sharing
- No
Study at a glance
From the registry record, last updated by the sponsor on 23 Sep 2022. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Comparison of Lidocaine Versus Bupivacaine Spinal Anesthesia in Total Hip Arthroplasty: A Randomized, Double-Blind, Prospective Study
- ClinicalTrials.gov ID
- NCT02818894
- Acronym / sponsor ID
- IRB00083867
- Conditions
- Total Hip Arthroplasty
- Keywords
- Hip replacement, Total hip arthroplasty, Anterior total hip replacement, Transient neurological symptoms, Spinal anesthesia
- Phase
- Phase 4
- Study type
- Interventional
- Recruitment status
- TerminatedReason stopped: This study was terminated due to pressing matters related to the COVID-19 pandemic - staff shortages and changes of personnel, data gaps due to the pandemic, participants not being able to continue follow-up visits, and ongoing enrollment issues.
- Enrolment
- 135 participants (actual)
- Lead sponsor
- Thomas L BradburyUniversity, hospital or other
- Study start
- 27 Sep 2016 (actual)
- Primary completion
- 5 Mar 2020 (actual)
- Study completion
- 5 Mar 2020 (actual)
- First posted
- 30 Jun 2016 (estimated)
- Results
- Posted 23 Sep 2022
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
Spinal anesthesia is commonly used in patients undergoing total hip replacements. The purpose of this study is to compare lidocaine to bupivacaine spinal anesthesia in patients having a total hip arthroplasty (THA). The objective of this study is to compare the two spinal anesthesia treatments in regards to transient neurological symptoms (TNS).
Detailed description
Most surgeons would agree total hip arthroplasty (THA) is one of the most successful surgical interventions. However, when it comes to the type of anesthesia to improve THA outcomes, surgeons do not agree. General anesthesia has been shown to be associated with increases in adverse events, increased operating room times and increased length of stay. Therefore, more surgeons are turning to spinal anesthesia for better pain control, decreased need for narcotics resulting in less nausea, sooner recovery of bowel function, and faster participation in physical therapy. All of these factors can lead to a sooner discharge from the hospital, which would lead to significant cost savings.
Transient neurological symptoms (TNS) are a concern of using spinal anesthesia and have been shown to occur up to 16-40% of the time with lidocaine. Symptoms of TNS have been described as pain, dysesthesia, or both that occur in the legs or buttocks and urinary retention after recovery from spinal anesthesia. Intensity of pain varies but can be quite severe. Symptoms can appear in a few hours, for up to 24 hours after surgery.
Lidocaine is the most widely used anesthetic due to its rapid onset, intense nerve blockade, and short duration of action. The risk of developing TNS after spinal anesthesia with lidocaine has been shown to be higher when compared to other anesthetics. However, it is unknown whether there are differences between patients who undergo spinal anesthesia with lidocaine versus bupivacaine in THA. This knowledge is important because it has been shown that bupivacaine spinal anesthesia is more effective than lidocaine with minimal adverse effects. A large randomized, prospective study is needed to prove the difference between the two types of anesthesia.
The primary objective of this study is to compare TNS among people who receive one of two spinal anesthesia treatments, lidocaine or bupivacaine. The study will be conducted on individuals who are indicated for THA and have agreed to have spinal anesthesia during their surgery. All patients will be randomized by a computer program and will receive either lidocaine or bupivacaine spinal anesthesia prior to their THA. In addition to TNS, other outcomes include urinary retention, hypotension, ambulation and length of hospital stay.
Study design
- Primary purpose
- Supportive care
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Triple blind (participant, investigator, outcomes assessor)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Lidocaine prior to THA | Active comparator | Drug: LidocaineParticipants scheduled for Total Hip Arthroplasty through anterior approach with Lidocaine spinal anesthesia and completing telephone questionnaires to see how they are feeling post-operation. |
| Bupivacaine prior to THA | Active comparator | Drug: BupivacaineParticipants scheduled for Total Hip Arthroplasty through anterior approach with Bupivacaine spinal anesthesia and completing telephone questionnaires to see how they are feeling post-operation. |
Who may qualify
- Ages
- 18 to 90 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (3 listed)
- Radiographic evidence of symptomatic osteoarthritis in one or bilateral hips. Osteoarthritis will be defined as pain with weight-bearing at the hip articulation together with radiographic findings
- Indicated for total hip arthroplasty
- Agreement to undergo spinal anesthesia for surgery
Key exclusion criteria (13 listed)
- Patient refusal to undergo spinal anesthesia
- Patients with a known history of lumbar or sacral spinal fusion.
- Patients with a known history of prostate, urological, or kidney surgery.
- Patients who need monitoring of urine output during surgery (including patients with confirmed renal disease, renal failure, chronic renal insufficiency, or an indwelling catheter at the time of surgery).
- Current infection at site of injection
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| LidocaineSpinal anesthesia administered prior to participant's THA | Drug | Lidocaine prior to THA |
| BupivacaineSpinal anesthesia administered prior to participant's THA | Drug | Bupivacaine prior to THA |
Primary outcome
Number of Participants With Transient Neurological Symptoms (TNS) on Day 1 Post-Operation
Time frame: Day 1 (day of surgery) Post-Operation
Following a prepared questionnaire, a study team member asked about TNS and pain that was not associated with the operation area. The count of participants reporting any type of TNS is presented here.
Post-Operative Transient Neurological Symptoms Score on Day 1 Post-Operation
Time frame: Day 1 (day of surgery) Post-Operation
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain that was not associated with the operation area. Participants were asked to grade the symptoms on a verbal analogue scale from 0 to 10, with zero as no discomfort and ten as unbearable discomfort.
Number of Participants With Transient Neurological Symptoms on Post-Operative Day 7
Time frame: Post-Operative Day 7
Following a prepared questionnaire, a study team member asked about TNS and pain that was not associated with the operation area. The count of participants reporting any type of TNS is presented here.
Transient Neurological Symptoms Score on Post-Operative Day 7
Time frame: Post-Operative Day 7
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain that was not associated with the operation area. Participants were asked to grade the symptoms on a verbal analogue scale from 0 to 10, with zero as no discomfort and ten as unbearable discomfort.
Number of Participants With Transient Neurological Symptoms on Post-Operative Day 14
Time frame: Post-Operative Day 14
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain not associated with the operation area. The count of participants reporting any type of TNS is presented here.
Transient Neurological Symptoms Score on Post-Operative Day 14
Time frame: Post-Operative Day 14
Following a prepared questionnaire, a study team member asked about symptoms of TNS and pain that was not associated with the operation area. Participants were asked to grade the symptoms on a verbal analogue scale from 0 to 10, with zero as no discomfort and ten as unbearable discomfort.
4 secondary outcomes
Number of Participants Voiding Without Complications After Recovery From Spinal Anesthesia
Time frame: Day 1 (day of surgery) Post-Operation
Time to Ambulation After Recovery From Spinal Anesthesia
Time frame: Day 1 (day of surgery) Post-Operation
Count of Participants With Hypotension
Time frame: Day 1 (day of surgery) Post-Operation
Number of Participants Discharged 0, 1, or 2 Days Following Surgery
Time frame: Up to Post-Operative Day 2
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 23 Sep 2022.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Individual participant dataSharing planned: No
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Thomas Bradbury, MD principal investigator
Emory University
2 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 4 study testing Lidocaine and Bupivacaine in people with Total Hip Arthroplasty, run by Thomas L Bradbury at 2 sites in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 3 inclusion and 13 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: stopped early, as of the sponsor's last update on 23 Sep 2022. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 2 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 23 Sep 2022). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Number of Participants With Transient Neurological Symptoms (TNS) on Day 1 Post-Operation (time frame: Day 1 (day of surgery) Post-Operation). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 23 Sep 2022.