PROGRAM
WELCOME MESSAGE
Dear Colleagues,
I would like to express great gratitude for holding the 13th Annual Meeting of the East Asian Conference on Phonosurgery (EACP 2023) in Sendai City. The meeting and exhibition will be held from the evening of July 7th to the end of the day on July 8th, at Koyo Grand Hotel, Sendai, Japan.
In Japan, COVID-19 restrictions have been relaxed since May this year, and face-to-face academic conferences and social gatherings are finally free to be held. Under such circumstances, despite the urgent call for abstracts, a total of 60 abstracts were registered, including 6 special lectures, 34 oral presentations, and 26 posters. We would like to express our sincere gratitude to all of you for your kind cooperation.
In the history of EACP, otolaryngologist, speech language pathologist, and various staffs in health-science field have been studied and communicated together in the conference. Please share the novel knowledges of phonosurgery and foster friendly relations
Sendai, the host city, is touted as the city of trees, and is a calm small regional city surrounded by greenery in summer. Before and after the meeting, we hope that you will enjoy the popular atmosphere of the Japan, such as exploring the izakaya and gala dinner with shamisen performances, and use it as an opportunity to interact.
Thank you for your participation to EACP 2023.
I hope your visit will be a fruitful experience.
Best regards,
7th July, 2023
Yukio Katori
President of the 13th East Asian Conference on Phonosurgery (EACP)
Board of EACP
| Board Member | ||
| Korea | Young Hak Park | The Catholic Univ. of Korea, Seoul |
| Young-Ik Son | Sungkyunkwan Univ., Samsung Medical Center, Seoul | |
| Sung-Min Jin | Sungkyunkwan Univ., Kangbuk Samsung Hospital, Seoul | |
| Byung-Joo Lee | Pusan National Univ., Busan | |
| Seung-Ho Choi | Ulsan Univ., Asan Medical Center, Seoul | |
| Tack-Kyun Kwon | Seoul National Univ., Seoul | |
| Taiwan | Tzer-Zen Hwang | E-Da Hospital, Kaohsiung |
| Pen-Yuan Chu | Taipei Veterans General Hospital, Taipei | |
| Chi-Te Wang | Far Eastern Memorial Hospital, New Taipei | |
| Chen-Chi Wang | Taichung Veterans General Hospital, Taichung | |
| Li-Chun Hsieh | Mackay Memorial hospital, Taipei | |
| Tuan-Jen Fang | Chang Gung Memorial Hospital, Linkou | |
| Japan | Akihiro Shiotani | National Defence Medical College Hospital, Saitama |
| Niro Tayama | National Center for Grobal Health and Medicine, Tokyo | |
| Koichi Omori | Kyoto University, Kyoto | |
| Masamitsu Hyodo | Kochi University, Kochi | |
| Hirohito Umeno | Kurume University, Kurume | |
| Yukio Katori | Tohoku University, Sendai | |
Honorary Board Member
| Japan | Taiwan | Korea |
| Sotaro Komiyama | Shyue-Yih Chang | Hwoe-Young Ahn |
| Seiji Niimi | Tzu-Yu Hsiao | Seung-Ho Cho |
| Masahiro Tanabe | Ka-Wo Lee | Won-Pyo Hong |
| Eiji Yumoto | Kuo-Sheng Lee | Lee Kwang-Hyun Kim |
| Hsueh-Yu Li | Kwang-Moon Kim | |
| Soo Geun Wang | ||
| Hong-Shik Choi | ||
| Ki-Hwan Hong | ||
| Myung-Whun Sung | ||
| Sung Min Chung |
Organizing Committee of EACP 2023
| President of the congress | Yukio Katori |
| Chairperson of the committee | Keichi Watanabe |
| Secretary General | Akira Ohkoshi |
| Vice Secretary General | Jun Ohta |
| Vice Secretary General | Ai Hirano |
| Vice Secretary General | Ryo Ishii |
| Vice Secretary General | Yuta Kobayashi |
| Vice Secretary General | Yuki Nakayama |
| Treasurer | Yui Oikawa |
Support Companies
We appreciate for supports from the companies.
| DAICHI MEDICAL Co., Ltd. |
| NAGASHIMA MEDICAL INSTRUMENTS Co., Ltd. |
| Medtronic Japan, Co., Ltd. |
| Atos Medical Japan, Co., Ltd. |
| J.MORITA CORPORATION |
| Rakuten Medical, Inc. |
| Ambu K.K. |
| Maruki Medical Systems Inc. |
| CHEST M.I., Inc. |
| Novelpharma Co., Ltd. |
| Sanofi K.K. |
| Minato Medical Science CO., LTD. |
| Otsuka Pharmaceutical Factory, Inc. |
| TAIHO PHARMACEUTICAL CO., LTD. |
| KYORIN Pharmaceutical CO., LTD |
| MakiChie Co., Ltd. |
| Zaitaku Cop,Inc. |
Guidelines to help your oral presentation
1.Presentation Preview
- Presentation Preview is imperative for every presenter.
- Please check-in your data to the preview desk at least 30 minutes prior to the beginning of your session.
- Please bring USB with the data or your own laptops for the presentation.
- Technical supports will assist you for any questions or concerns for your presentation.
*If your presentation data contains Video, we strongly suggest to bring your own laptop to avoid any trouble.
| [Preview Room] | ||
| Opening Time | 8:00 – 15:00 | |
| Location | 5F, west end (alongside Room-1) | |
2.Presentation Timing
- Time for special lecture is 40 minutes (35 minutes for presentation and 5 minutes for Q and A.
- Time for oral session is 10 minutes (7 minutes for presentation and 3 minutes for Q and A).
- A few paper (changed from symposium) are for 15 minutes (12 minutes for presentation and 3 mintues for Q and A).
- Presentation data is only available in Microsoft Powerpoint version 2013 or later.
- In each session, moderators keep program on time.
- The session moderator will facilitate the discussion.
3.Presentation
- Please arrive the conference room at least 10 minutes prior to the beginning of your session.
- Presenter will operate their own slides during the presentation. On the other hands, the technical support is available at each conference room.
- During your presentation, slow and clear talk is recommended.
- Presenter, or one of co-authors are required to present during the session.
- Each poster author will be provided with an approx. 2000mm (high) and 900mm (width) board area, as shown in the following drawing. Thus, actual poster size with 1200mm (high) and 800mm (width) is preferable.
- All illustrations, charts, etc, to be posted should be prepared by yourself in advance. Support concerning poster editing will not be available during the Conference.
- Pushpins are available close to the poster board.
- Poster text must be edited in a large enough front to be viewer friendly.
- Poster authors are responsible for setting up and removing their own posters in the following specific time.
- Poster authors have a presentation time from 15:30 to 17:30 as the following. Moderators will guide the tour of viewer and manage presentation (6 minutes each) and Q & A (2 minutes each).
- All posters should be removed during 17:30 – 18:00.
| [Poster] | ||
| Setting and View | 9:00 – 15:30 | |
| Location | 5F, south and east | |
| Presentation | 15:30 – 17:30 | |
| Moderator will manage “tour” alongside each row | |
| Poster Session 1 (P1 – P13) | |
| Poster Session 2 (P14 – P27) | |
| Presentation time: 6 minute, Q~A: 2 minute. | |
Schedule
| 7th July (Friday) | |
| 17:00 - 19:00 | Registration and Welcome Drink (KOYO GRAND HOTEL 4F) |
| 19:00 - | Short Tour to Japanese Pub “Izakaya” () |
| 8th July (Saturday) | |
| 8:50 | Opening Remarks (KOYO GRAND HOTEL 5F) |
| 9:00 -12:00 | Scientific Session Special Lecture and Oral Presentation |
| 12:00 - 13:00 | Lunch (Room 1, 5F) |
| 13:00 - 15:45 | Scientific Session Special Lecture and Oral Presentation |
| 15:30 - 17:30 | Poster Presentation |
| 18:00 - 20:00 | Gala Dinner |
| Board Member Business Meeting |
| 8th July 12:00 – 13:00 (4F) |
| Tour for Accompany Persons 8th July 9:00 – 14:00 |
Matsushima, Pine-Island
|
EACP 2023 The 13th East Asian Conference on Phonosurgery Contents
【Special Lectures】
Special Lecture 1
Room-1 9:00 – 9:40
Chair:Chen-Chi Wang (Taichung Veterans General Hospital, Taichung)
Feasibility of Coblation Surgery under Videolaryngoscopy in Laryngeal Lesions
Hirotaka Hara (Kawasaki Medical School, Okayama, Japan)
Special Lecture 2
Room-1 10:30 – 11:10
Chair:Tack-Kyun KWON (Seoul National University)
Management of Unilateral Vocal Fold Paralysis
Li-Chun Hsieh (Mackay Memorial Hopital, Taipei, Taiwan)
Special Lecture 3
Room-1 11:10 – 11:50
Chair:Akihiko Shiotani (National Defense Medical College)
Injection Laryngoplasty in Patients with Unilateral Vocal Fold Paralysis; A Review of the Author’s 20-Year Experiences.
Young-Ik Son (Sungkyoukwan University, Seoul, Korea)
Special Lecture 4
Room-1 13:00 – 13:40
Chair:Hirohito Umeno (Kurume University)
Injection Laryngoplasty for Glottic insufficiency: General Outcomes and Subgroup analysis
Yung-An Tsou (China Medical Universtiy Hospital, Taichung, Taiwan)
Special Lecture 5
Room-1 13:40 – 14:20
Chair:Tuan-Jen Fang (Chang Gung Memorial Hospital)
Is the 532nm laser treatment effective for vocal fold scar and sulcus vocalis ?
Seung-Won Lee (SoonChunHyang University Hospital, Bucheon, Korea)
Special Lecture 6
Room-1 14:40 – 15:20
Chair:Seung-Ho Choi (Ulsan University)
Less Invasive Office-based Management of Diseased Voice
Koichiro Saito (Kyorin University, Tokyo, Japan)
【Oral Sessions】
Oral Session 1 Basic Research
Room-1 9:40 – 10:15
Chair:Koichi Omori (Kyoto University)
O-1 Phonosurgical Histoanatomy of the Maculae Flavae of the Vocal Folds
Kiminori Sato (Kurume Univeresity, Kurume, Japan)
O-2 Expression of Muscle Genes in Vocal Fold Lamina Propria of Aging Rat.
Byung-Joo Lee (Pusan National University, Busan, Korea)
O-3 Clinical and Cellular Experience of Patients with Vocal Nodules Treated with Traditional Chinese Medicine
Cheng-Ming Hsu (Chang Gung Memorial Hospital, Chiayi, Taiwan)
Oral Session 2 Voice Evaluation
Room-2 9:00 – 10:00
Chair:Masamitsu Hyodo (Kochi University)
Tzer-Zen Hwang (E-Da Hospital, Kaohsiung)
O-4 Estimating the Minimal Important Difference of Acoustic Voice Quality Index in Treatment of Voice Disorders: Correlating with Auditory-Perceptual and Patient-Reported Anchors
Kiyohito Hosokawa (Osaka University, Osaka, Japan)
O-5 The Predictors of Speech Proficiency Among Laryngectomees with ALT Phonatory Tube Reconstruction
Li-Jen Hsin (Chang Gung Memorial Hospital, Taoyuan, Taiwan)
O-6 Acoustic Analysis of Postoperative Speech Impairment in Oral Cancer Surgery
Yutaro Saito (Tohoku University, Sendai, Japan)
O-7 Artificial intelligence application as prognosis evaluation tool after the treatment for voice disorder
Hao-Chun Hu (Fu Jen Catholic University Hospital, New Taipei, Taiwan)
O-8 Improving the Accuracy of the GRBAS Scale App under the Influence of Noise
Tsuyoshi Kojima (Kyoto University, Kyoto, Japan)
O-9 Withdrawn
Oral Session 3 Framework Surgery
Room-2 10:00 – 10:30
Chair:Byung-Joo Lee (Pusan National University)
Kenichi Watanabe (Tohoku Rosai Hospital)
O-10 Laryngeal Framework Surgery Using an Ultrasonic Device: Management of Ossified Thyroid Cartilage
Shunichi Chitose (Kurume University, Kurume, Japan)
O-11 Preliminary Experience with a 3-Dimensional Exoscope-Assisted Laryngoplasty
Tetsuji Sanuki (Nagoya City University, Nagoya, Japan)
O-12 Endoscopic Arytenoid Reduction under Local Anesthesia for Suspected Arytenoid Dislocation
Chang Hwan Ryu (National Cancer Center, Goyang, Korea)
Oral Session 4 Nerve Reconstruction
Room-2 10:30 – 11:15
Chair:Chi-Te Wang (Far Eastern Memorial Hospital)
Niro Tayama (National Center for Grobal Health and Medicine)
O-13 Ten-year outcomes of recurrent laryngeal nerve reinnervation for thyroidectomy-related unilateral vocal fold paralysis: A single-surgeon, prospective study
Seung-Won Lee (SoonChunHyang University Hospital, Bucheon, Korea)
O-14 Recurrent Laryngeal Nerve Reconstruction for Secure Vocal Paralytic Related Dyspnea and Dysphonia
Pei-Shao Liao (China Medical University, Taichung, Taiwan)
O-15 Time-dependent Changes of Vocal Function by Age Groups Following Laryngeal Reinnervation Combined with Arytenoid Adduction
Kohei Nishimoto (Kumamoto University, Kumamoto, Japan)
O-16 Effect of Aging on Vocal Outcomes after Laryngeal Reinnervation Combined with Arytenoid Adduction
Eiji Yumoto (Asahino Hospital, Kumamoto, Japan)
Oral Session 5 Vocal Fold Injection (1)
Room-2 11:25 – 12:00
Chair:Koichiro Saito (Kyorin University)
O-17 Treatment Outcomes of Intralesional Steroid Injection for Refractory Vocal Process Granuloma
Chi-Te Wang (Far Eastern Memorial Hospital, Taipei, Taiwan)
O-18 Local Steroid Injection for Benign Vocal Fold Lesions: Age-Dependent Therapeutic Effect
Kazutaka Kashima (Jichi Medical University, Saitama, Japan)
O-19 Effects of Early Local Administration of High-dose bFGF on a Recurrent Laryngeal Nerve Injury Model
Takao Goto (Tokyo University, Tokyo, Japan)
Oral Session 6 Voice Restoration, Imaging Study
Room-2 13:00 – 14:10
Chair:Li-Chun Hseih (Mackay Memorial Hopital)
Yoshihiko Kumai (Nagasaki University)
O-20 Comprehensive Evaluation of Vocal Outcomes and Quality of Life After Total Laryngectomy and Voice Restoration with J-Flap and Tracheoesophageal Puncture.
Wanni Lin (Chung Gung Memorial Hospitail, Linkou Medical Center, Taoyuan, Taiwan)
O-21 A Case in which Dynamic Analysis by Multi-row CT was Useful in Determining the Treatment Strategy for Tracheal Stenosis
Daisuke Inukai (Aichi Medical University, Aichi, Japan)
O-22 Ultrasound imaging of the cricoarytenoid joint
Chikako Kunieda (Hashima City Hospital, Hashima, Japan)
O-23 Anatomical Features of Recurrent Laryngeal Nerve Paralysis Cases Due to Aortic Aneurysm Using Three-dimensional Computed Tomography Imaging
Jumpei Sasakawa (Tokyo Metropolitan Children’s Medical Hospital, Tokyo, Japan)
O-24 Pathophysiological Mechanisms Underlying Unilateral Vocal Fold Paralysis: An Ultrasonographic Study
Yi-An Lu (Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan)
O-25 Modified Killian’s Method for Flexible Nasopharyngoscopic Observation of the Hypopharynx: A systematic Review and Meta-analysis
Yi-Chan Lee (Chang Gung Memorial Hospital, Taoyuan, Taiwan)
Oral Session 7 Vocal Fold Injection (2)
Room-2 14:10 – 15:10
Chair:Sung-Min Jin (Sungkyunkwan University, Kangbuk Samsung Hospital)
Yusuke Watanabe (International University of Health and welfare)
O-26 Laryngeal Electromyography Guided Hyaluronic Acid Injection Laryngoplasty for Unilateral Vocal Fold Paralysis
Chen-Chi Wang (Taichung Veterans General Hospital, Taichung, Taiwan)
O-27 Prolonged Effects of Hyaluronate Injection in Adolescent Unilateral Vocal Fold Paralysis
Tuan-Jen Fang (Linkou Chang Gung Memorial Hospital, Chang Gung University, Taoyuan, Taiwan)
O-28 Application of Artificial Intelligence-Based Ultrasonic Image Analysis in Patients Receiving Injection Laryngoplasty for Unilateral Vocal Paralysis
Wen-Hsuan Tseng (National Taiwan University Hospital, Zhubei, Taiwan)
O-29 Transoral videolayngoscopic vocal fold medialization with calcium phosphate cement for unilateral vocal cord palsy – Experience of original technique
Masahiko Seki (National Defense Medical College, Saitama, Japan)
Oral Session 8 Surgery and Technique
Room-2 15:10 – 16:10
Chair:Tetsuji Sanuki (Nagoya City University)
Young Hak Park (The Catholic University of Korea)
O-30 Real-Time Light-Guided Vocal Fold Injection via the Cricothyroid Membrane in Unilateral Vocal Fold Paralysis: A Human Pilot Study
Wonjae Cha（Seoul National University Bundange Hospital, Seoul, Korea）
O-31 Endoscopic Thyroarytenoid Myoneurectomy in Patients with Adductor Spasmodic Dysphonia
Han Su Kim (Ewha Womans University, Seoul, Korea)
O-32 Two Cases of Laryngeal Stenosis Treated with Endoscopic Wedge Excision
Tsunehiro Oka (Kurume University, Kurume, Japan)
O-33 Nonintubated General Anesthesia with High-flow Nasal Oxygenation for Laryngeal Surgery: A Case Series
Ting-Shou Chang (Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan)
O-34 Salvage Transoral Laser Microsurgery for Recurrent Glottic Cancers
Chun-Ting Lu (New Taipei Municipal Tucheng Hospital, New Taipei, Taiwan)
O-35 The Novel 445-nm Blue Laser in Laryngeal Surgery: from Basic to Clinical Applications
Ying-Ta Lai (Shuang Ho Hospital- Taipei Medical University, New Taipei, Taiwan)
【Poster Sessions】
Poster Area (5F)
Set and View 9:00 – 15:30
Presentation 15:30 – 17:30
Poster Session 1
Chair:Shigeyuki Murono (Fukushima Prefecture Medical University)
Rumi Ueha (Tokyo University)
Kiminori Sato (Kurume University)
Takeharui Kanazawa (Jichi Medical University)
P-1 Vocal Fold Immobility after the First Dose of the Oxford-AstraZeneca COVID-19 Vaccine with Recovery: A Case Report and a Systemic Review
Yi-Chieh Lee (New Taipei Municipal Tucheng Hospital, New Taipei, Taiwan)
P-2 Management of Bilateral Vocal Fold Paralysis with Laterofixation
Ryota Yuasa (Asahikawa Medical University, Asahikawa, Japan)
P-3 Endoscopic Partial Arytenoidectomy for Bilateral Vocal Fold Paralysis
Shinsuke Suzuki (Akita University, Akita, Japan)
P-4 Two Cases of Bilateral Recurrent Nerve Palsy Treated with Arytenoidectomy
Osamu Kawakami (Kanazawa Medical University, Kahoku, Ishikawa)
P-5 Treatment of Unilateral Vocal Fold Paralysis by Laryngoplasty
Kazuya Kurakami (Yamagata University, Yamagata, Japan)
P-6 Long-term Voice Outcomes after Arytenoid Adduction Surgery
Kenichi Watanabe (Tohoku Rosai Hospital, Sendai, Japan)
P-7 Postoperative Outcomes of Autologous Fat Injection Laryngoplasty in Unilateral Vocal Cord Paralysis
Kohei Hagiwara (Kitasato University, Tokyo, Japan)
P-8 Fibroblast Growth Factor Injection for Unilateral Vocal Fold Paralysis: Long-term Results and Safety
Tomohiko Yamauchi (Jichi Medical University, Shimotsuke, Japan)
P-9 Changes in Serum Basic Fibroblast Growth Factor Concentration Following Intracordal Injection
Tomohiro Hasegawa (International University of Health and Welfare, Tokyo, Japan)
P-10 Clinical Usefulness of Korean Items for the Differential Diagnosis of Adductor Spasmodic Dysphonia
Jae-Seon Park (Sungkyunkwan University, Seoul, Korea)
P-11 Botulinum Toxin Injection by Thyrohyoid Approach Using a Double-bent 60mm Cathelin Needle for Adductor Spasmodic Dysphonia
Hironori Baba (Niigata University, Niigata, Japan)
P-12 Randomized, Double-blinded Clinical Trial of BotulinumTtoxin Therapy for Spasmodic Dysphonia in Japan
Suguru Maeda (Kochi University, Nankoku, Japan)
P-13 Evaluation of the Therapeutic Effects of Botulinum Toxin Injection According to the Diagnostic Criteria and Severity Classification of Spasmodic Dysphonia
Masaki Hatano (International University of Health and welfare, Tokyo, Japan)
Poster Session 2
Chair:Yasushi Fujimoto (Aich Medical University)
Takaharu Nito (National Center for Grobal Health and Medicine)
Shinsuke Suzuki (Akita University)
Shunichi Chitose (Kurume University)
P-14 Withdrawn
P-15 Clinical Experiences of Tracheoesophageal Puncture with Voice Prostheis in Single Medical Facility
Chien-Jen Chiu (China medical university hospital, Taichung, Taiwan)
P-16 A Case of Difficult-to-treat Hoarseness after Laryngeal Trauma
Sumie Takashima (Nagasaki University, Nagasaki, Japan)
P-17 Surgical Management for Obsolete Cricoid Fracture Following Blunt Trauma
Yosuke Nakanishi (Kanazawa University, Kahoku, Ishikawa)
P-18 Two Cases of Arytenoid Dislocation; Different Treatment Approaches
Naoki Takemoto (Nagoya City University, Nagoya, Japan)
P-19 A Case Report of Traumatic Dislocation of the Cricothyroid Joint Successfully Treated with Laryngeal Chondroplasty Type IV
Yoshihiro Iwata (Fujita Health University, Toyoake, Japan)
P-20 A Case of Recurrent Laryngeal Granuloma Treated with Intralesional Steroid Injection.
Ai Hirano (Tohoku University, Sendai, Japan)
P-21 Office Based Fiberscopy May Overlook the Neonatal Dysphonia
Chia-Der Lin (China Medical University & Hospital, Taichung, Taiwan)
P-22 Analysis of Speech Fundamental Frequencies for Different Tasks in Japanese
Taisuke Sotome (Jichi Medical University, Shimotsuke, Japan)
P-23 Effectiveness of Voice Therapy in Patients with Mutational Falsetto
Wei-Qian Qiu (Taichung Veterans General Hospital, Taichung, Taiwan)
P-24 Effects of Laryngeal Massage on Voice Recovery after Thyroid Surgery
Ji Won Kim (Inha University College of Medicine, Incheon, Korea)
P-25 The Classification of Laryngeal Benign Disease by Analyzing Continuous Speech Using Artificial Intelligence
Young Ju Jin (Kangwon National University, Chuncheon, Korea)
P-26 Recognizing Edge-Based Diseases of Vocal Cords by Using Convolutional Neural Networks
Pei-Ju Chiu (China medical university hospital, Taichung, Taiwan)
P-27 Respiratory Epithelial Regeneration through Stepwise Differentiation of Human Tonsil-Derived Mesenchymal Stem Cells
Soo Yeon Jung (Ewha Womans University, Seoul, Korea)