The Ponto Bone-Anchored Hearing System – Benefits Following Radical Mastoidectomy

08 May 2025 : Clinical Research

Piotr H. Skarżyński

^{ABDF 1,2*}, Anna Ratuszniak

^{ABCDEF 3}, Anita Obrycka

^{ABCE 4}, Artur Lorens

^{ABCD 4}, Henryk Skarżyński

^{ABF 3}

DOI: 10.12659/MSM.946944

Med Sci Monit 2025; 31:e946944

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Table 1 Patient characteristics.

Patient	Age at implantation (years)	Sex	Implanted side	Type of HL (R)	Degree of HL (R)	Type of HL (L)	Degree of HL (L)	Surgical technique	Length of abutment (mm)
1	66	M	L	MHL	Severe	MHL	Severe	MIPS	12
2	70	M	R	MHL	Severe	SNHL	Mild	MONO	14
3	65	F	L	SNHL	Mild	MHL	Very severe	MIPS	9
4	67	M	R	MHL	Very severe	SNHL	Moderate	MONO	14
5	62	F	L	SNHL	Mild	MHL	Very severe	MONO	12
6	75	F	L	MHL	Moderate	MHL	Very severe	MONO	12
7	53	M	R	MHL	Moderate	CHL	Mild	MIPS	12
8	53	F	R	MHL	Very severe	SNHL	Mild	MONO	12
9	61	F	R	MHL	Moderate	SNHL	Mild	MIPS	9
10	40	M	L	NH	–	CHL	Moderate	MIPS	9
11	62	M	L	SNHL	Mild	MHL	Moderate	MONO	14
12	64	F	L	MHL	Very severe	MHL	Moderate	MONO	12
13	70	F	L	MHL	Severe	MHL	Severe	MONO	9
14	38	F	R	CHL	Moderate	MHL	Mild	MONO	9
15	43	F	R	CHL	Moderate	NH	–	MONO	12
16	66	F	L	NH	–	MHL	Severe	MIPS	9
17	80	M	R	MHL	Severe	SNHL	Mild	MONO	9
18	64	F	L	SNHL	Moderate	MHL	Very severe	MIPS	12
19	75	F	L	SNHL	Mild	MHL	Moderate	MIPS	9
20	49	M	R	MHL	Severe	MHL	Mild	MONO	14
21	46	M	L	SNHL	Mild	CHL	Moderate	MONO	12
22	59	M	R	MHL	Severe	SNHL	Moderate	MONO	12
23	36	F	L	NH	–	CHL	Moderate	MIPS	9
24	55	M	R	MHL	Moderate	MHL	Mild	MIPS	12
25	68	M	R	MHL	Severe	SNHL	Mild	MIPS	12
26	52	F	L	MHL	Moderate	MHL	Moderate	MIPS	12
27	62	M	L	SNHL	Mild	MHL	Moderate	MONO	12
F – female; M – male; R – right; L – left; HL – hearing loss; NH – normal hearing; CHL – conductive hearing loss; MHL – mixed hearing loss; SNHL – sensorineural hearing loss; MIPS – Minimally Invasive Ponto Surgery; MONO – MONO drilling technique (see text).

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