The Impact of a Preoperative Nerve Block in Foot and Ankle Surgery on the Consumption of Sevoflurane

Author(s):  
Author(s):  
Beom Suk Kim ◽  
Kyungho Kim ◽  
Jonathan Day ◽  
Jesse Seilern Und Seilern Und Aspang ◽  
Jaeyoung Kim

Background: Digital nerve block (DB) is a commonly utilized anesthetic procedure in ingrown toenail surgery. However, severe procedure-related pain has been reported. Although the popliteal sciatic nerve block (PB) is widely accepted in foot and ankle surgery, its use in ingrown toenail surgery has not been reported. Therefore, this study aimed to investigate the safety and effectiveness of PB in the surgical treatment of ingrown toenails. Methods: One-hundred-ten patients surgically treated for an ingrown toenail were enrolled. Sixty-six patients underwent DB, and 44 underwent PB. PB was performed under ultrasound-guidance via a 22-gauge needle with 15 mL of 1% lidocaine in the popliteal region. The visual analogue scale was used to assess pain at two-time points: pain with skin penetration and pain with the solution injection. Time to sensory block, duration of sensory block, need for additional injections, and adverse events were recorded. Results: PB group demonstrated significantly lower procedure-related pain than the DB group. Time to sensory block was significantly longer in the PB group (20.8 ± 4.6 versus 6.5 ± 1.6 minutes). The sensory block duration was significantly longer in the PB group (187.9 ± 22.0 versus 106.5 ± 19.1 minutes). Additional injections were required in 16 (24.2%) DB cases, while no additional injections were required in PB cases. Four adverse events occurred in the DB group and two in the PB group. Conclusion: PB was a less painful anesthetic procedure associated with a longer sensory block duration and fewer repeat injections compared with DB. The result of this study implicates that PB can be an alternative anesthetic option in the surgical treatment of ingrown toenails.


Author(s):  
Michael B Canales ◽  
Homer Huntley Matthew Reiner ◽  
Duane J Ehredt Mark Razzante

2020 ◽  
Vol 5 (4) ◽  
pp. 2473011420S0022
Author(s):  
Arianna L. Gianakos ◽  
Filippo Romanelli ◽  
Malaka Badri ◽  
Naina Rao ◽  
Bart Lubberts ◽  
...  

Category: Ankle; Other Introduction/Purpose: The purpose of this study was to perform a systematic review of the current literature assessing the management of pain with various block techniques in the perioperative period during elective foot and ankle surgery. Methods: A review of the literature was performed according to the PRISMA guidelines. Medline, Embase, and Cochrane databases were searched on October 1, 2019. Studies were identified by using synonyms for ‘foot’, ‘ankle’, ‘pain management’, ‘opioid’ and ‘nerve block’. Inclusion criteria were studies that 1) reported and compared the outcomes following various types of peripheral nerve blocks in in foot and ankle surgery, 2) were published in the English language, and 3) were published within the last 10 years. Results: Twenty-four articles evaluating 4,640 patients were included. Sixty-seven percent were randomized controlled trials, 17% were prospective comparison studies, and 17% were retrospective comparison studies. Nerve block techniques included: femoral, adductor canal, sciatic, popliteal, saphenous, and ankle. Ropivacaine and bupivacaine were most commonly utilized. Postoperative opioid consumption and postoperative pain levels were reduced with use of PNB when compared with systemic/local anesthesia, in patients receiving combined popliteal/femoral block, and in patients receiving continuous infusion popliteal block [Table 1, Table 2]. Studies demonstrated higher satisfaction with PNB, continuous infusion, and dual injections [Table 3]. One study reported 7% neurologic related complication risk and demonstrated a higher complication rate when with popliteal versus ankle block. All other studies were equivocal or failed to mention complications. Conclusion: Optimal pain management for elective foot and ankle surgery remains controversial and an ideal protocol from a risk-benefit perspective regarding use of PNB has yet to be established. Our study demonstrates improvements in postoperative pain levels, opioid consumption, and length of stay in patients receiving a PNB when compared with systemic anesthesia. Combined PNB and dual catheter administration may improve outcomes. Unfortunately, little data has been published on risks and tradeoffs in order to help guide patients and surgeons with a well informed shared decision making model. Future studies are needed to better clarify any respective tradeoffs to these options. [Table: see text]


2020 ◽  
Vol 5 (4) ◽  
pp. 2473011420S0023
Author(s):  
Eric C. Gokcen ◽  
Joshua C. Luginbuhl ◽  
Joshua C. Luginbuhl

Category: Other Introduction/Purpose: Short-term surgical mission trips have become increasingly common, with many benefits seen by the hosts and the visitors when trips are done properly. However, few visitors ever attempt to measure the impact of their visit other than to list the surgeries that were performed. This study was performed to determine the perceived educational impact on orthopaedic attendings and residents of a Kenyan internationally accredited orthopaedic residency program and to determine the hosts’ opinions on the effectiveness of orthopaedic short-term trips. Methods: A survey was developed and distributed to four host attending surgeons and 9 host residents at the beginning of an orthopaedic mission trip. The visitors included four attending orthopaedic foot and ankle surgeons from various US sites, and two orthopaedic surgery residents from one US program. Using a scale from 1-10, with 1 meaning definitely No, and 10 meaning definitely Yes, hosts were asked if they felt there was a need for more foot and ankle training in Kenya. A post-trip survey was distributed to the host attendings and residents to determine perceived competency in five topics of foot and ankle pathology. Results: When hosts were asked if they felt there was a need for more foot and ankle training in Kenya, attendings responded an average 8.3, and residents 9.4. When asked if a short-term trip would improve foot and ankle care for the community, attendings responded 7.8, and residents 7.9. A post-trip survey was completed by one attending and 3 residents to determine their perceived competency in five topics of foot and ankle pathology. Overall, they averaged an increase of +2.0 on the scale in their competency for all topics. The highest increase was with ankle instability and hallux valgus at +3.0, and the lowest increase was with Achilles pathology at +0.75. Conclusion: The survey supported the hypothesis that short-term orthopaedic foot and ankle surgery trips to this program are helpful according to the hosts. Furthermore, understanding the competencies of the hosts can help the visitors develop more impactful teaching by focusing on the topics of need. Further studies such as this should be routinely performed with medical trips to help determine their effectiveness.


2017 ◽  
Vol 2 (3) ◽  
pp. 2473011417S0003
Author(s):  
Ryan Mulligan ◽  
Joel Morash ◽  
James DeOrio ◽  
Selene Parekh

Category: Ankle, Ankle Arthritis Introduction/Purpose: The use of liposomal bupivacaine (LB) has recently gained popularity in joint arthroplasty. Despite it’s proven safety and efficacy, there is little reported on the use of LB in foot and ankle surgery. Catheter placement for a continuous popliteal sciatic nerve block (CPSNB) has an excellent track record for pain relief, and is commonly used by our group for major foot and ankle reconstructions. The purpose of this study was to compare the use of intraoperative LB injection to CPSNB as a regional anesthetic for total ankle arthroplasty (TAA), with attention to postoperative pain scores, narcotic use, and complications. Methods: Retrospective review of TAA patients treated by two fellowship-trained orthopedic foot and ankle surgeons was performed. Patient demographic data, operative, and postoperative details were collected, including type of regional anesthetic used. Patient’s received either preoperative single-shot popliteal sciatic nerve block with 0.25% bupivacaine followed by intraoperative injection of LB, or preoperative CPSNB alone. Outcomes examined were VAS pain score at 8 hours, 24 hours, 1 week, and 3 weeks following surgery, need for opioid pain medication refill, physician office notification for pain issues or other adverse events, and complications within the first 90 days following surgery. Standard statistical analysis was performed and p < 0.05 was considered significant. Results: 75 patients were identified who underwent TAA and met inclusion criteria. 41 received LB and 34 received CPSNB. No statistical difference was seen between groups with regard to complications, emergency department visits, readmissions, reoperations, VAS pain score at any time point, physician office contacts, and narcotic refills. Mean VAS with LB use was 1.8, 3.5, 2.6, and 2.2 at 8 hours, 24 hours, 1 week, and 3 weeks respectively, compared with mean VAS 2.1, 3.2, 2.2, and 1.9 at similar time points for CPSNB (p=0.59, 0.65, 0.27, and 0.40, respectively). 16 of 41 LB patients needed narcotic refills, versus 12 of 34 CPSNB patients (p=0.81). 3 of 41 LB patients had a complication postoperatively, versus 4 of 34 CPSNB patients. Conclusion: This is the first study evaluating the use of LB for total ankle arthroplasty. LB was both safe and effective for postoperative pain control, with comparable results to CPSNB. As LB gains more widespread use in foot and ankle surgery, further investigation is warranted to determine potential unseen complications and cost-effectiveness.


2002 ◽  
Vol 23 (5) ◽  
pp. 394-399 ◽  
Author(s):  
David A. Provenzano ◽  
Eugene R. Viscusi ◽  
Samuel B. Adams ◽  
Michael B. Kerner ◽  
Marc C. Torjman ◽  
...  

The popliteal fossa nerve block (PFNB) offers numerous advantages that make it a suitable anesthetic technique for foot and ankle surgery. In this retrospective study, we investigated the acute and long-term safety and efficacy of this relatively underutilized anesthetic technique for foot and ankle surgery. A review of 834 patients who underwent foot and/or ankle surgery by the coauthor (NAA) was conducted. Four hundred sixty-seven patients received a PFNB with the aid of a peripheral nerve stimulator. Variables assessed included the quality of surgical anesthesia, postoperative analgesia and the acute and long-term incidence of postoperative neuralgia and neuropraxia. The PFNBs were performed by anesthesiologists with various levels of training at a tertiary care hospital and all were supplemented with a saphenous nerve block. The PFNB was successful as the sole anesthetic technique in 79% of the cases; 18% were converted to general anesthesia and 3% required augmentation with local anesthetic. There were no complications associated with the PFNB. There were no incidents of postoperative neuralgia or neuropraxia. Only 12% of patients with a successful block required analgesics in the PACU, while 60% of patients with a failed block required systemic analgesics for surgical site pain (p<0.01). These results suggest that the performance of the PFNB with the guidance of a peripheral nerve stimulator is a safe and effective anesthetic technique for foot and ankle surgery.


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