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Earnings Call: Q1 2021

Apr 28, 2021

Operator

Good day, ladies and gentlemen, welcome to LivaNova PLC First Quarter 2021 Earnings Conference Call. At this time, all participants are in a listen-only mode. After the speaker's presentation, there will be a question-and-answer session. To ask a question during the session, you will need to press star one on your telephone keypad. As a reminder, this conference call is being recorded. I would now like to introduce your host for today's conference, Mr. Matthew Dodds, LivaNova's Senior Vice President of Corporate Development. Please go ahead, Sir.

Matthew Dodds
SVP of Corporate Development, LivaNova

Thank you, Jacqueline, and welcome to our conference call and webcast discussing LivaNova's financial results for the first quarter of 2021. Joining me on today's call are Damien McDonald, our Chief Executive Officer, Alex Shvartsburg, our Interim Chief Financial Officer, and Melissa Farina, our Vice President of Investor Relations. Before we begin, I would like to remind you that the discussions during this call will include forward-looking statements. Factors that could cause actual results to differ materially are discussed in the company's most recent filings and documents furnished to the SEC, including today's press release that is available on our website. We do not undertake to update any forward-looking statement. Also, the discussions will include certain non-GAAP financial measures with respect to our performance, including but not limited to sales results, which will all be stated on a constant currency basis.

Reconciliations to the most directly comparable GAAP financial measures can be found in today's press release, which is available on our website. We have also posted a presentation to our website that summarizes the points of today's call. This presentation is complementary to the other call materials and should be used as an enhanced communication tool. You can find the presentation and press release in the investors section of our website under News, Events and Presentations at investor.livanova.com. With that, I will now turn the call over to Damien.

Damien McDonald
CEO, LivaNova

Thank you, Matt, and thank you to everyone for joining us today and welcome to our conference call for the first quarter of 2021. Today, I'll start off by discussing some recent updates to our business, then move to sales results, focusing first on our primary growth drivers, epilepsy and ACS. I'll discuss our strategic portfolio initiatives, DTD, heart failure, and OSA. After my comments, Alex will provide you with additional details on our results and reaffirm 2021 full year guidance. I'll then wrap up by closing comments and moving to a Q&A. The Neuromodulation and cardiovascular businesses continue to recover from the depressed levels of activity that began in the second quarter of 2020. In the first two months of this year, procedure volumes in the U.S. were significantly impacted by elevated COVID case levels. The trends improved in March, and we exited the quarter with good momentum.

The rest of the world and Europe regions continue to experience high degrees of variability, many countries saw worsening sequential trends or shut down for varying periods of time. We continue to see market fluctuations related to COVID case volumes and a patient's willingness to seek treatment. Despite this uncertainty, though, we expect procedure volumes to improve as we move through the year. Moving to recent events. We achieved a key clinical milestone in our heart failure program with more than 300 patients now enrolled in our ANTHEM-HFrEF pivotal trial. Once we follow these patients for nine months and randomize a total of 400 patients, the resulting data will be reviewed in anticipation of filing with the FDA. If approved for use by the FDA, this will become the first VNS-based therapy for the adjunctive treatment of chronic heart failure in the U.S.

Earlier this week, we announced that the UNCOVER study, a collaboration with Verily and a subset of the RECOVER study, enrolled its first patient. Data obtained from Verily-developed digital tools will complement the clinical outcomes collected in the RECOVER study, providing clinicians with a more comprehensive view of depression patient biomarkers. In cardiopulmonary, B-Capta, a new inline blood gas monitoring system, received 510(k) clearance earlier this month. The system, which is integrated into our HLM, is designed to easily and accurately monitor blood gas parameters during pediatric and adult cardiopulmonary bypass procedures. It enables a perfusionist to quickly react to parameter changes. B-Capta is a key development for our HLM platform and the first of several new innovations we expect to roll out as we make continued progress towards our next generation HLM. Also this month, our S5 PRO HLM received 510(k) clearance.

The product features B-Capta as a primary component, along with new sensor technology and improved software. These product enhancements build upon our 45+ years of safety and reliability. Related to our heart valve divestiture, we amended the purchase agreement with Gyrus in April to provide for a deferred closing of a subsidiary responsible for site management services at the Saluggia campus. We expect the initial closing of the heart valve operations in Italy and Canada to occur on June 1, consistent with the timeline previously announced. This will be followed by closings of the sales infrastructure in the second half of the year. I'll discuss our core growth drivers, epilepsy and ACS. Epilepsy sales increased 15% globally versus the first quarter of 2020, with growth across all three regions. This increase is attributable to improving market dynamics, mainly in the U.S.

U.S. epilepsy sales increased 12% versus the first quarter of 2020. Total implants improved versus the prior year, driven primarily by replacements. Epilepsy sales in Europe grew 1% versus prior year levels, led by France, Italy, and Germany, offset by results in the U.K. Meanwhile, we achieved growth of 69% in the rest of world region, led by the Middle East and Asia Pacific. For the full year, we continue to expect global epilepsy sales to grow 15%-20%, including sequential growth in new implants as patients and their caregivers return to in-person physician visits. In addition, we anticipate a tailwind in replacement implants related to the backlog created in 2020. Our progress is propelled by our U.S. go-to-market initiative. These dedicated teams now account for just over 10% of U.S. sales, and their results are trending above the baseline business.

We have added one new team in Q1 and expect to deploy three new teams during the second quarter. ACS sales were $13 million in the quarter, an increase of 24% from the first quarter of 2020. Growth was driven by the continued adoption of LifeSPARC and an increase in procedure volumes. We forecast ACS to grow at least 20% in 2021. Turning now to DTD. Sales in the first quarter were $1 million. In 2021, we anticipate DTD sales of approximately $10 million - $15 million from a combination of RECOVER study and replacement implants for CMS-eligible patients. We are encouraged by a sequential acceleration of patients consenting into the study, and we continue to expect to implant 250 unipolar patients and/or 150 bipolar patients in their respective RECOVER arms by year-end.

In heart failure, the ANTHEM-HFrEF U.S. pivotal trial continues to make progress ahead of expectations, with enrollment surpassing 300 patients. As previously said, we believe we start analyzing the interim data in the first half of 2022. We also continue to make progress in OSA. Since submitting the IDE for approval in late December, we've been responding to additional questions and still expect to start the study in mid-2021. For the cardiopulmonary business, sales were $109 million in the quarter, a decline of 10% versus the first quarter of 2020. Oxygenator sales declined in the mid-teens globally, with the U.S. and Asia Pacific performing better than Europe and LATAM. HLM sales increased in the mid-single digits and were favorably impacted by better-than-expected S5 sales in the rest of world and the U.S. regions.

Moving to heart valves, sales for the segment were $21 million in the quarter, a decrease of 19% versus the first quarter of 2020. I'll now turn the call over to Alex for an overview of the financial results. Alex?

Alex Shvartsburg
Interim CFO, LivaNova

Thank you, Damien. I'll discuss our first quarter results in greater detail. Sales in the quarter were $248 million, a decline of 0.4% versus the first quarter of 2020. Cardiovascular sales were $143 million, down 9% from the first quarter of 2020. Neuromodulation sales were $104 million, an increase of 15% compared to the first quarter of 2020. Adjusted gross margin as a percent of net sales in the quarter was 68.6%, up 30 basis points from the first quarter of 2020. The margin increase was primarily driven by sales mix, offset by unfavorable manufacturing variances. Adjusted R&D expense for the first quarter was $42 million, compared to $41 million in the first quarter of 2020. R&D as a percentage of net sales was 16.9% for both periods. Overall, R&D is increasing behind continued progress in the ANTHEM-HFrEF pivotal trial and the RECOVER study.

Adjusted SG&A expense for the first quarter was $96 million, compared to $104 million in the first quarter of 2020. SG&A as a percentage of net sales was 38.9%, down from 42.8% in the first quarter of 2020, behind continued focus on cost containment measures. Adjusted operating income from continuing operations was $32 million, compared to $21 million in the first quarter of last year. Adjusted operating income margin from continuing operations was 12.7%, compared to 8.7% in the first quarter of 2020. The adjusted effective tax rate in the quarter was 10.8%, compared to 8.2% in the first quarter of 2020. The higher tax rate is primarily attributable to geographic income mix. Finally, adjusted diluted earnings per share from continuing operations in the quarter was $0.35, compared to $0.33 in the first quarter of 2020. Moving to cash flow.

The cash balance at March 31, 2021, was $253 million, in line with our cash balance at December 31, 2020. Net debt at quarter end was approximately $503 million versus $505 million at year-end 2020. Our adjusted free cash flow, excluding extraordinary items, through the first quarter of 2021 was negative $10 million. As compared to the first quarter of 2020, our free cash flow was largely impacted by cash interest payments and divestiture related expenses. Capital spending for the first quarter was $8 million, which was flat to the first quarter of 2020. Now turning to 2021 guidance. As Damien mentioned, we are reaffirming our previously announced full year sales and EPS guidance. To recap, we are forecasting 2021 sales growth between 8% and 13% on a constant currency basis, which assumes a 1% tailwind from exchange rates.

We're projecting adjusted diluted earnings per share from continuing operations in the range of $1.40-$1.90. Adjusted cash flow from operations, excluding extraordinary items, is expected to be in the range of $30 million-$50 million. For modeling purposes, we assume sales in the first half will be lower than the second half due to softness in several international markets, including LATAM and Europe, primarily related to the impacts of COVID-19. Additionally, we expect EPS in the second quarter to be roughly in line with the first quarter, primarily related to the phasing of spending for pipeline clinical studies. With that, I'll turn the call back to Damien for some final comments.

Damien McDonald
CEO, LivaNova

Thanks, Alex. We remain optimistic that we will deliver on our pipeline commitments and full year guidance, led by our focus on execution and as COVID-19 infection rates improve. Additionally, we continue to take actions to further streamline our business, lower costs, and improve free cash flow. As procedures return, we believe the work we've been doing to improve margins will become clearer. We look forward to updating you on our continued progress to improve the lives of patients and drive shareholder value. With that, Jacqueline, we're ready to answer questions.

Operator

Thank you. If you have a question at this time, please press star then the number one key on your touchtone phone. If your question has been answered, or you wish to remove yourself from the queue, please press the pound key. As we enter the Q&A session, please limit yourself to one question and one follow-up question, and then return to the queue if you have additional follow-ups. Your first question comes from Rick Wise from Stifel. Your line is open.

Damien McDonald
CEO, LivaNova

Hi, Rick.

Rick Wise
Managing Director, Stifel

Good morning, Damien. Obviously lots to dig into here. Maybe let me start off with the epilepsy business. In general, it's great to see the progress across the board and particularly in the epilepsy. Help us understand maybe, just as we look at the rest of the year, the impact of your steadily evolving dedicated sales teams in the U.S. You had 10 set of sales. Today, you're adding three reps. Talk about the impact on volumes that we could see. Maybe flesh out the progress you're making in entering those Level 4 centers, et cetera. Just update us there on the outlook in a little more detail, if you could. Thank you.

Damien McDonald
CEO, LivaNova

Sure. Great question, Rick, and sorry it's so early in the morning on the East Coast. A few things there. Look, I'm really pleased with how that team is evolving and executing and the ability for us to add talent into that pool. It's a program where we've enhanced our sales and marketing approach to drive new patient growth. The first thing is the teams, which is having a key account leader, an MSL, a medical science liaison, a TC, the therapy consultant who's there running the day-to-day, and nurse education specialists who are working specifically with the clinic and the patients. That's coupled with accelerating our clinical evidence generation through investigator-initiated research. We've also worked to expand our publication strategy to help with the science and the discussions with patients and clinicians.

We're seeing that typically there's about a six-month lag as these teams develop their key account plans, get up to speed, learn how to navigate the clinic. They're making progress across the board. All eight of the existing pods have really shown above baseline performance, and we're really pleased with that. We continue to see firsts from them. The first NPI referral from a new epileptologist in Boston. First time we've seen that from that clinic. We had our first advisory board meeting in March. We had a number of clinicians from the key accounts there, which is a new attendance and engagement with us. A major Midwest hospital held its first neurosurgeon training. We've never been able to access that clinic and teach on VNS. As a result of that, two neurosurgeons completed their first implants. I think these behaviors are starting to read through positively.

On top of that, as we see procedure volumes improve and patients willing to go back to the clinic, and importantly, in-person visits start to increase. We'll see this continue to read through.

Rick Wise
Managing Director, Stifel

Okay. Clearly, you're making progress on the DTD trial front. It's encouraging to hear that you'll hit, you think, 250 unipolar or 150 bipolar by year-end. Just to make sure I'm understanding clearly, how do we think about what's next beyond that year-end milestone? How we should think about, I know it's early to look ahead to 2022, but next steps after that. It seems like you're encouraged at the pace of enrollment.

Damien McDonald
CEO, LivaNova

Yeah. Definitely with the way that people are consenting into the study, and we saw the definitive acceleration through the quarter, and that's encouraging. I think we've got more than 70% of our clinics are activated now, which is great. Patients are returning to the clinic, which is great. As we consent into the study, and get them through the baseline one and two and into implant, we'll be able to really see the progress there. I think the next thing for us is to make sure we hit these milestones towards the end of the year. The key for us is making sure, and we learned a lot from the HFrEF study from ANTHEM about making sure the field clinical engineers are available for the titrations, and we continue to drive the monthly follow-ups. We've got to score these patients each month.

Our attention throughout the year is going to turn more to the mechanics of operating the study.

Matthew Dodds
SVP of Corporate Development, LivaNova

And Rick, it's Matt. If you take Unipolar as an example, 250 patients implanted, that's the next milestone for that part of the study. We'd start following them. We get to look every 25 patients after that. What we're looking for is statistical significance on time and response. Once we hit that, we would then submit to CMS, ultimately CMS would then approve us to move the registry. We still assume that will happen in late 2022, early 2023.

Rick Wise
Managing Director, Stifel

That's very helpful. Congrats on all the progress in the quarter. Thanks.

Damien McDonald
CEO, LivaNova

Thanks, Rick.

Matthew Dodds
SVP of Corporate Development, LivaNova

Thanks.

Operator

Your next question comes from Adam Maeder from Piper Sandler. Your line is open.

Damien McDonald
CEO, LivaNova

Hi, Adam. How are you?

Hey, good morning, guys.

Adam Maeder
Managing Director and Analyst, Piper Sandler

Hey, Damien. I'm doing well, thanks. How are you?

Damien McDonald
CEO, LivaNova

Excellent. Thank you.

Adam Maeder
Managing Director and Analyst, Piper Sandler

Great. Well, congratulations on the progress to start the year, and thanks for taking the questions here. I had a couple, and I guess I just wanted to start with a big picture question on the procedure environment or landscape. I think you talked about this a little bit. March saw a significant improvement and you exited heading into April with some good momentum, but wanted to just try and flesh that out a little bit for how the business trended over the course of Q1 and throughout April, and then I had a couple of follow-ups. Thanks.

Damien McDonald
CEO, LivaNova

As I said, January and February started off slower, but the acceleration really read through in March, particularly in the U.S. Look, like you and everyone else, we're watching the headlines and tracking with our teams. The positive trends in the U.S. and a few other geographies are sort of balanced by the issues that you see in LATAM, particularly Brazil or India, in Asia-Pac, Canada again, Germany. I would say I'm very encouraged by the momentum out of Q1, and we were pleased to see that. Also the visibility in our funnel heading into Q2. We're very encouraged by that. We're modeling the procedure volumes continue to improve sequentially throughout the year.

Matthew Dodds
SVP of Corporate Development, LivaNova

It's Matt. I would say, in Europe, we're assuming like a lot of other companies, probably a one-quarter delay in them getting traction and moving on. More of a back half for Europe and LATAM. As we said before, Asia-Pac, different countries are having different levels of performance, but overall, it looks pretty good.

Adam Maeder
Managing Director and Analyst, Piper Sandler

Got it. That's helpful. My next question is just on the guide. You elected to leave the guidance unchanged despite the Q1 beat. Maybe just talk through the guidance philosophy a little bit more. Is it purely just some conservatism given COVID-19 and where you are in the year, which I think makes sense, or are there some other items that are contemplated or factored in there? Just hoping to better understand that.

Damien McDonald
CEO, LivaNova

Yeah, I think the way you characterized it first up is how we're viewing it. Let's not get over our skis. We like the momentum. We like the visibility in the funnel. What makes us cautious are the COVID headlines and the vaccination rates. As I said, we're modeling procedure volume improvement, and that'll read through for the performance, but we're just being cautious as we look at the pace of change around the world.

Adam Maeder
Managing Director and Analyst, Piper Sandler

Okay. Understood. That's very clear. Thanks. If I can just sneak one more in. I think last month it was, there was a report in the Financial Times about Permira having some interest in the business. Just wondering if you're able or willing to comment on that topic. Thanks so much, guys, for taking the questions, and congrats on the nice start.

Damien McDonald
CEO, LivaNova

I would say, it seems to be Q1 rumor time, and same thing the year before. We don't comment on any speculation related to that. Our focus is entirely on execution. Let's get the company rocking and help people deal with coming out of the COVID crisis.

Operator

Your next question comes from Anthony Petrone from Jefferies. Your line is open.

Anthony Petrone
SVP of Equity Research, Jefferies

Thanks, good morning, everyone. Good afternoon. Congrats on the strong start to the year. A couple, I'll just rattle them off, Damien. One would be the first one on the push in Comprehensive Epilepsy Centers. Talked about that a bit last quarter. Sounds like some of the sales hires will be focused on those centers. Maybe just an update on where you sit in targeting those 200 - 300 sites, and how we think that evolves throughout the year. The second question would be on the ANTHEM study. Just want to check there if you're still on track to hit the enrollment target for the first half of 2021, and I'll have one quick follow-up. Thanks..

Damien McDonald
CEO, LivaNova

Sure. Yeah, with respect to the CECs, as I said, those teams now account for north of 10% of our U.S. sales. They're in about 50+ clinics. In total, there are roughly 250 Level 3, Level 4 centers. We're adding teams. We've already added one in Q1, we'll add another three in Q2. We're really quite a long way through the hiring process to fill out those teams. I'm really encouraged by the progress there. As I said, we see about a six-month lag, depending on the team, as they get up to speed. I'm really encouraged by the progress there. ANTHEM enrollment, that team has done a tremendous job. As we said, we have now over 300 patients randomized and enrolled. The program here is that now we follow those 300 for nine months.

As we also get through the follow-up, we continue to enroll up to the 400th patient. When that 400th patient is randomized, we then can start reviewing the data. Based on that, we anticipate being able to decide whether to submit to the FDA for approval, and we'll probably do that in the first half of 2022.

Anthony Petrone
SVP of Equity Research, Jefferies

That's helpful. Quick follow-up would just be on the operating margin in the quarter. Well, it was certainly well ahead of where we modeled and an improvement certainly even from trends in the back half. Maybe just level set how you sort of see operating margin progressing throughout the year here in 2021, just as it's reflected in your earnings guidance. Thanks.

Damien McDonald
CEO, LivaNova

Yeah. Thanks for your question, Anthony. We were cautiously optimistic in the quarter. As we saw things progressing throughout the quarter, we started to continue to invest. We were holding back a bit in terms of our investments in the quarter, and hence the margin was read through better than expected. We feel good about our guidance and our margin for the full year.

Anthony Petrone
SVP of Equity Research, Jefferies

Okay, thanks.

Operator

Your next question-

Damien McDonald
CEO, LivaNova

Thanks, Anthony.

Operator

Your next question comes from Michael Polark from Baird. Your line is open.

Damien McDonald
CEO, LivaNova

Morning, Mike.

Michael Polark
Analyst, Baird

Good morning. Good afternoon. Two on cardiopulmonary. The first is just the quarter oxygenators down mid-teens, HLM revenue up mid-single digits. Encouraged by the HLM number, curious if you could unpack that, pushes and pulls in the period. Then the oxygenators down mid-teens, is that simply just the read-through to procedures? If so, might get a comment on the trend in cardiac procedures, January, February, March, exiting March.

Matthew Dodds
SVP of Corporate Development, LivaNova

Sure. Hey, Mike, it's Matt. For oxygenators, if you look at our skew, we're heavily skewed to what we call rest of world, then Europe, then the U.S. Those are the regions where we've just seen more pressure. If you look at some of the other companies that have reported, they skew higher to the U.S. We still believe that our oxygenator number on a global basis, and especially in rest of world, is indicative of the procedure volume. We do think we've held share there. I think in terms of the quarter, there was an improvement in March, but it was not the same as Neuromod. It was a little more steady in Jan, Feb, March for that business.

Michael Polark
Analyst, Baird

HLM up mid-singles. That seems to be a good result. Anything to call out there?

Matthew Dodds
SVP of Corporate Development, LivaNova

It is. I think it was a little better than we expected. I think that, you've seen in some other of the capital equipment companies, the hospitals, I think, are spending more on capital equipment than we realized. Also for us, given our share, people still really want to, if they need a new HLM machine, the S5 is still we consider best in class. In terms of the markets, I'd say overall it was pretty good. I think the U.S. in particular was solid.

Michael Polark
Analyst, Baird

The follow-up also on CP. I have noticed in March and April, one of your competitors here has had not one, but two recalls, pediatric oxygenators, and a blood pump, that I think competes with your ATS solution. I won't name the name, but I'm curious, have you seen any change in competitive dynamics in the very recent past here as a result of some of these announcements?

Matthew Dodds
SVP of Corporate Development, LivaNova

My take is not that much. They're both relatively small products. Pediatric oxygenators is a small piece of the pie. Nothing material to think about for share.

Michael Polark
Analyst, Baird

Okay. Thank you very much.

Matthew Dodds
SVP of Corporate Development, LivaNova

Thanks, Mike. Cheers.

Operator

Your next question comes from Scott Bardo from Berenberg. Your line is open.

Scott Bardo
Analyst, Berenberg

Yeah, thanks very much for taking the questions. Yeah, first question, please. Good start on gross margins, which I'm guessing is a reflection of the mix and Neuromodulation. Alex, I wonder if you could help by providing some feeling and outlook as to what is embedded in your guidance for gross margin for the full year. And also if you could help us understand some of the operating cost evolution throughout the successive quarters, that would be helpful. I know that's not easy, given your Heart Valve disposal. Second question, please. This relates to your pipeline initiatives in sleep apnea. All going well, Damien, can you give us some sense of when you think you might be in a position of submitting to the regulator? Just some sense of timing and the hurdles that are required to achieve those milestones. I've got a quick follow-up. Thank.

Damien McDonald
CEO, LivaNova

Do you want to go first on gross margin and costs?

Alex Shvartsburg
Interim CFO, LivaNova

Yeah. On gross margins, I think this quarter was indicative of how we're progressing against our targets for the year. We're going to continue to see slight improvements in gross margins as our volumes continue to grow in epilepsy. We had a nice bump this quarter because of HLM, which, relative to the overall fleet, carries a stronger gross margin as well. Feeling pretty good about our ability to continue to grow gross margins over the course of the year. In terms of SG&A, like I said, we held back investments in the first quarter a bit as we were seeing some softer trends. We're going to see some level of investment expand in the second half of the year as our revenue velocity picks up.

Damien McDonald
CEO, LivaNova

We're going to continue to see, though, SG&A as a percent of sales to decrease in 2021 versus 2020.

Alex Shvartsburg
Interim CFO, LivaNova

That's right.

Damien McDonald
CEO, LivaNova

We get the economy of scale as the sales rebound. We're continuing with our cost discipline, and you can see that read through in some of the data that we've published the last few quarters. I think that's an important change in the behavior here, and it's reading through. In terms of OSA, yeah, we submitted the IDE at the end of last year. We are responding to questions. Our intention is still to kick off the study in mid-2021, again, depending on the response times from the FDA. We're still bullish on the market, we're still bullish on the technology. I like what the team is doing to be able to get this thing going again.

Scott Bardo
Analyst, Berenberg

Okay. No indication on when this product might come to market? Presumably, one might expect filing in a couple of years. Is that too early, or?

Matthew Dodds
SVP of Corporate Development, LivaNova

It's Matt. It might be a little early, Scott. We're thinking probably 2024, if we start in the middle of this year.

Scott Bardo
Analyst, Berenberg

You've got a year of enrollment.

Matthew Dodds
SVP of Corporate Development, LivaNova

A year of enrollment, 6-12 months of follow-up, depending on where we land with negotiations. Then the approval program through the FDA. That puts us in late 2023, early 2024.

Scott Bardo
Analyst, Berenberg

Got it. Thanks. Real quick, just on free cash flow. A little bit soft in the quarter as you highlight. I wonder if you can just help outline again some of the moving parts to improving that towards your guidance, and how that guidance will be affected on disposal of heart valves.

Alex Shvartsburg
Interim CFO, LivaNova

Yeah. I still feel good about our guidance, $30 million-$50 million for the full year. The first quarter was softer, that's typical in terms of the way our phasing is in terms of cash conversion. We had a couple of items. One was the divestiture-related, call them legal and advisory fees that we incurred in the first quarter. Some separation payments related to the organizational restructuring that we did in Q4, Q1.

Scott Bardo
Analyst, Berenberg

Okay. Thanks, Team.

Alex Shvartsburg
Interim CFO, LivaNova

Thanks, Scott.

Damien McDonald
CEO, LivaNova

Thanks.

Operator

Your next question comes from Matt Taylor from UBS. Your line is open.

Damien McDonald
CEO, LivaNova

Morning, Matt.

Matt Taylor
Managing Director, UBS

Good morning. Thanks a lot for taking the question. I was hoping you could talk to us a little bit more about expectations for the phasing or cadence of revenue through the year and what's inherent in your guidance with some of the visibility that you have now in Q2. How close are we going to get back to kind of normal seasonality based on some of the underlying trends you're seeing, and can you talk about any factors to think about in terms of mix of capital or some of those new neuromod implants coming back as big swing factors?

Damien McDonald
CEO, LivaNova

I think, again, thinking about modeling, the way we've looked at it is that procedures continue to improve throughout the year. Sequentially, quarter-on-quarter, I think that's the first way to think of it. In terms of one of the key drivers for us in Neuromodulation, we're pretty convinced that there's been a backlog created in 2020 in U.S. Neuromodulation, particularly around the end of service. We think that that will continue. There's roughly 1,000 patients that we think were backlogged in deferred procedures, so we'll recapture those over the next one-two years. The new patients, as they return to clinics, importantly, as people are prepared to go back as caregivers with patients. We skew pediatrics, so about a third of our population is pediatric.

As those patients go back into the clinic, we view that as a positive pull in the back half of the year as well. Cardiopulmonary, I think we expect to see a level of procedure acceleration from the backlog of patients that have deferred cardiac procedures. We're across a number of procedures, CABG, aortic valve replacement, mitral valve, AFib, congenital defects. We expect cardiopulmonary again, to progress throughout the year.

Matt Taylor
Managing Director, UBS

Okay. Thanks for that. I was hoping you could just spend a minute and explain the importance of UNCOVER. I hadn't heard you talk about that before. Is that just kind of nice to have that extra data set to ride along RECOVER, or is that going to be important in terms of the submission strategy or for some other key learnings?

Damien McDonald
CEO, LivaNova

I think, importantly, for interventional psychiatrists, having these biomarkers available and systematically captured is really key. There's not a lot of systematic data about this. Partnering with Verily, I think is important, and we've coupled it with the RECOVER study. It's a sub-study inside the RECOVER, so it doesn't impact what we're doing with RECOVER or the timelines or our engagement with CMS. But we believe, one of the key aspects of moving through the depression patient set is going to be able to have more and more data about these patients, how they react, what things and signals we can use to try and indicate who's going to respond. We're pleased that we've got someone who's going to have a lot of AI capability to help us uncover that.

Matt Taylor
Managing Director, UBS

Great. Thank you.

Damien McDonald
CEO, LivaNova

Thanks, Matt. Jacqueline?

Operator

Your next question comes from Mike Matson from Needham & Company. Your line is open.

Mike Matson
Managing Director and Analyst, Needham & Company

Hi. Good morning. Thanks for taking my questions.

Damien McDonald
CEO, LivaNova

Morning, Mike.

Mike Matson
Managing Director and Analyst, Needham & Company

Hi. I just wanted to ask you two about the pipeline project. Starting with DTD and then heart failure. When do you think the earliest we could potentially see data made public from either of those trials? What would the forum be where you would try to release that data? The heart failure data, for example, I'd imagine you'd want to have that presented at some sort of cardiovascular conference or something.

Matthew Dodds
SVP of Corporate Development, LivaNova

Hey, Mike, it's Matt. For DTD, it's really going to come down to CMS's preference. This far along, we're going to kind of default to what they prefer in terms of us submitting the data versus presenting it, and we're not going to know that until we get to the point where we believe we can submit it to them. For heart failure, it's probably the ESC or the Heart Failure Society meeting in September 2022. That's the next big meeting. We're probably a little tight for the ACC. It could be close. I would assume ESC heart failure with the possibility of ACC for that data.

Mike Matson
Managing Director and Analyst, Needham & Company

Okay, thanks. Just a question on the adjusted free cash flow guidance that you've given. Does that include the proceeds from the heart valve sale? I would assume not, but I just wanted to ask about that.

Damien McDonald
CEO, LivaNova

No, it does not, Mike.

Mike Matson
Managing Director and Analyst, Needham & Company

Okay, great. Thank you.

Damien McDonald
CEO, LivaNova

Thanks, Mike.

Operator

There are no further questions at this time. Damien McDonald, I turn the call back over to you.

Damien McDonald
CEO, LivaNova

Well, thank you everyone, and for kicking off early, and we appreciate the questions. On behalf of the entire team, we appreciate your support and the interest in LivaNova, and we look forward to seeing you next quarter. Thank you very much.

Operator

Ladies and gentlemen, this concludes today's conference call. Thank you for participating. You may now disconnect.